TALO / Talos Energy Inc. - Pengajuan SECLaporan Tahunan, Pernyataan Proksi

Talos Energy Supports Corporate Strategy With Key Additions to Executive Leadership Team

EX-99.1 Exhibit 99.1 Talos Energy Supports Corporate Strategy With Key Additions to Executive Leadership Team Houston, Texas, August 14, 2025 – Talos Energy Inc. (“Talos” or the “Company”) (NYSE: TALO) today announced key additions to the Company’s executive leadership team in support of its corporate strategy to further drive the Company’s offshore leadership position. The Company has appointed M

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): August 12, 2025 TALOS ENERGY INC.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): August 12, 2025 TALOS ENERGY INC. (Exact Name of Registrant as Specified in Charter) Delaware 001-38497 82-3532642 (State or other jurisdiction of incorporation) (Commission File Numb

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2025 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 001-38497 Talos Energy Inc.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 4, 2025 Talos Energy Inc.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 4, 2025 Talos Energy Inc. (Exact name of registrant as specified in its charter) Delaware 001-38497 82-3532642 (State or other jurisdiction of incorporation) (Commission File N

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 6, 2025 Talos Energy Inc.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 6, 2025 Talos Energy Inc. (Exact name of registrant as specified in its charter) Delaware 001-38497 82-3532642 (State or other jurisdiction of incorporation) (Commission File N

Borrowing Base Redetermination Agreement and Twelfth Amendment to Credit Agreement, dated as of August 4, 2025 by and among Talos Energy Inc., Talos Production Inc., each other Credit Party and JPMorgan Chase Bank, N.A., as the Administrative Agent and each Lender party. (incorporated by reference to Exhibit 10.1 to Talos Energy Inc.’s Form 8-K (File No. 001-38497) filed with the SEC on August 6, 2025).

EX-10.1 Exhibit 10.1 Execution Version BORROWING BASE REDETERMINATION AGREEMENT AND TWELFTH AMENDMENT TO CREDIT AGREEMENT THIS BORROWING BASE REDETERMINATION AGREEMENT AND TWELFTH AMENDMENT TO CREDIT AGREEMENT (this “Amendment”), dated as of August 4, 2025 is among TALOS ENERGY INC., a Delaware corporation (“Holdings”), TALOS PRODUCTION INC., a Delaware corporation (as successor-by-conversion to T

Instrument Type

EX-99.1 Exhibit 99.1 Talos Energy Announces Second Quarter 2025 Operational and Financial Results Houston, Texas, August 6, 2025 – Talos Energy Inc. (“Talos” or the “Company”) (NYSE: TALO) today announced its operational and financial results for the three months ended June 30, 2025. Talos also provided third quarter 2025 guidance for production and updated its operational and financial guidance f

Current Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): June 30, 2025 TALOS ENERGY INC. (Exact Name of Registrant as Specified in Charter) Delaware 001-38497 82-3532642 (State or other jurisdiction of incorporation) (Commission File Number

Talos Energy Announces Enhanced Corporate Strategy

Exhibit 99.1 Talos Energy Announces Enhanced Corporate Strategy Houston, Texas, June 17, 2025 - Talos Energy Inc. (“Talos” or the “Company”) (NYSE: TALO) today announced its enhanced corporate strategy designed to position the Company as a leading pure-play offshore exploration and production company. Mr. Paul Goodfellow, the Company’s President and Chief Executive Officer, will provide additional

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): June 17, 2025 TALOS ENERGY INC. (Ex

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): June 17, 2025 TALOS ENERGY INC.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 29, 2025 Talos Energy Inc. (E

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 29, 2025 Talos Energy Inc. (Exact name of registrant as specified in its charter) Delaware 001-38497 82-3532642 (State or other jurisdiction of incorporation) (Commission File Num

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): May 22, 2025 TALOS ENERGY INC. (Exa

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): May 22, 2025 TALOS ENERGY INC.

Calculation of Filing Fee Table.

Calculation of Filing Fee Tables S-3 TALOS ENERGY INC. Table 1: Newly Registered and Carry Forward Securities Security Type Security Class Title Fee Calculation or Carry Forward Rule Amount Registered Proposed Maximum Offering Price Per Unit Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee Carry Forward Form Type Carry Forward File Number Carry Forward Initial Effective Date Fi

TALOS ENERGY INC. UNAUDITED PRO FORMA CONDENSED COMBINED FINANCIAL STATEMENT

Exhibit 99.1 Unless the context otherwise requires, references to: • “Talos,” “we,” “us,” “our,” or the “Company,” refer to Talos Energy Inc., a Delaware corporation, and its subsidiaries; • “Talos Production” refer to Talos Production Inc., a Delaware corporation and subsidiary of Talos Energy Inc.; • “SEC” refer to the U.S. Securities and Exchange Commission; and • “QuarterNorth” or “QNE” refer

As filed with the U.S. Securities and Exchange Commission on May 22, 2025

S-3ASR As filed with the U.S. Securities and Exchange Commission on May 22, 2025 Registration No. 333-     UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM S-3 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 Talos Energy Inc. (Exact Name of Registrant as Specified in its Charter) Delaware 82-3532642 (State or other jurisdiction of incorporation or organization)

Talos Announces Management Update

Exhibit 99.1 Talos Announces Management Update Houston, Texas, May 19, 2025 - Talos Energy Inc. (“Talos” or the “Company”) (NYSE: TALO) today announced that Gregory M. Babcock, the current Vice President and Chief Accounting Officer, has been appointed Interim Chief Financial Officer (“Interim CFO”) of the Company, effective June 28, 2025 to replace Sergio L. Maiworm Jr., the Company’s Executive V

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): May 16, 2025 TALOS ENERGY INC. (E

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): May 16, 2025 TALOS ENERGY INC. (Exact Name of Registrant as Specified in Charter) Delaware 001-38497 82-3532642 (State or other jurisdiction of incorporation) (Commission File Number)

Instrument Type

Exhibit 99.1 Talos Energy Announces First Quarter 2025 Operational and Financial Results Houston, Texas, May 5, 2025 – Talos Energy Inc. (“Talos” or the “Company”) (NYSE: TALO) today announced its operational and financial results for the three months ended March 31, 2025. Talos also provided second quarter 2025 guidance for production and reiterated its operational and financial guidance for the

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2025 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 001-38497 Talos Energy Inc.

Regulation FD Disclosure, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 5, 2025 Talos Energy Inc. (Exact name of registrant as specified in its charter) Delaware 001-38497 82-3532642 (State or other jurisdiction of incorporation) (Commission File Numb

Form of Amended and Restated Talos Energy Inc. 2021 Long Term Incentive Plan Performance Share Unit Grant Notice and Performance Share Unit Agreement (Stock Price Hurdle).

Exhibit 10.1 AMENDED AND RESTATED TALOS ENERGY INC. 2021 LONG TERM INCENTIVE PLAN PERFORMANCE SHARE UNIT GRANT NOTICE Pursuant to the terms and conditions of the Amended and Restated Talos Energy Inc. 2021 Long Term Incentive Plan, as amended from time to time (the “Plan”), Talos Energy Inc. (the “Company”) hereby grants to the individual listed below (“you” or the “Participant”) the number of per

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No.    )

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No.    ) Filed by the Registrant  ☒         Filed by a Party other than the Registrant  ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No.    )

DEFA14A Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

Talos Energy Inc. Consolidated Balance Sheets (In thousands, except share amounts) Year Ended December 31, 2024 2023 ASSETS Current assets: Cash and cash equivalents $ 108,172 $ 33,637 Accounts receivable: Trade, net 236,694 178,977 Joint interest, n

Exhibit 99.1 Talos Energy Announces Fourth Quarter and Full Year 2024 Operational and Financial Results Houston, Texas, February 26, 2025 – Talos Energy Inc. (“Talos” or the “Company”) (NYSE: TALO) today announced its operational and financial results for the three and twelve months ended December 31, 2024. Talos also announced its year-end 2024 reserves figures and 2025 operational and financial

Talos Energy Inc. Insider Trading Policy.

Exhibit 19.1 TALOS ENERGY INC. INSIDER TRADING POLICY (Approved February 6, 2025) Purpose This Insider Trading Policy (the “Policy”’) sets forth the policies with respect to transactions in the securities of Talos Energy Inc. (the “Company”) and the handling of confidential information about the Company, and the companies with which the Company does business. The Company’s Board of Directors has a

List of Subsidiaries of Talos Energy Inc.

Exhibit 21.1 TALOS ENERGY INC. - LIST OF SUBSIDIARIES* Company Name Jurisdiction of Incorporation ANRP (Talos DC), LLC Delaware Talos Energy LLC Delaware Talos Energy Offshore LLC Delaware Talos Energy Operating Company LLC Delaware Talos Energy Phoenix LLC Delaware Talos Energy Ventures LLC Delaware Talos ERT LLC Delaware Talos Exploration LLC Delaware Talos Oil & Gas LLC Delaware Talos Petroleum

Regulation FD Disclosure, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): February 26, 2025 Talos Energy Inc. (Exact name of registrant as specified in its charter) Delaware 001-38497 82-3532642 (State or other jurisdiction of incorporation) (Commission Fil

Netherland, Sewell & Associates, Inc. reserve report for Talos Energy Inc. as of December 31, 2024.

Exhibit 99.1 January 30, 2025 Ms. Maria Pellacani Talos Energy Inc. 333 Clay Street, Suite 3300 Houston, Texas 77002 Dear Ms. Pellacani: In accordance with your request, we have estimated the proved reserves and future revenue, as of December 31, 2024, to the Talos Energy Inc. (Talos) interest in certain oil and gas properties located in Louisiana, Mississippi, Texas, and the Gulf of Mexico. We co

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) ☑ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2024 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 001-384

Offer Letter Agreement by and between the Company and Paul Goodfellow, effective February 2, 2025.

Exhibit 10.1 February 2, 2025 Paul R. Goodfellow Re: Offer Letter Agreement Dear Paul: This offer letter agreement (the “Offer Letter”), including its Exhibit A, sets forth the terms and conditions of your employment with Talos Energy Inc. (the “Company”), provided that such employment and this Offer Letter are contingent upon, and shall only be deemed valid, effective, and binding upon the Compan

Regulation FD Disclosure

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): February 2, 2025 TALOS ENERGY INC. (Exact Name of Registrant as Specified in Charter) Delaware 001-38497 82-3532642 (State or other jurisdiction of incorporation) (Commission File Num

Participation Agreement pursuant to Talos Energy Operating Company LLC Amended and Restated Executive Severance Plan.

Exhibit 10.2 February 2, 2025 Paul R. Goodfellow Re: Participation Agreement – Talos Energy Operating Company LLC Amended and Restated Executive Severance Plan Dear Paul: We are pleased to inform you that you have been designated as eligible to participate in the Talos Energy Operating Company LLC Amended and Restated Executive Severance Plan (as it may be amended from time to time, the “Plan”), a

Talos Energy Appoints Paul Goodfellow as President, Chief Executive Officer and Board Member

Exhibit 99.1 Talos Energy Appoints Paul Goodfellow as President, Chief Executive Officer and Board Member Houston, Texas, February 3, 2025—Talos Energy Inc. (“Talos” or the “Company”) (NYSE: TALO) today announced that it has appointed Paul Goodfellow as President, Chief Executive Officer and a member of the Talos Board of Directors, effective March 1, 2025. Mr. Goodfellow is a highly accomplished

Regulation FD Disclosure, Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): January 5, 2025 TALOS ENERGY INC. (Exact Name of Registrant as Specified in Charter) Delaware 001-38497 82-3532642 (State or other jurisdiction of incorporation) (Commission File Numb

Talos Energy Announces Management Changes

Exhibit 99.1 Talos Energy Announces Management Changes Joseph Mills has resigned from his roles as Interim President and CEO, and member of the Board, effective immediately Talos Energy has identified a finalist candidate for the role of permanent CEO who is expected to start by the end of first quarter 2025 Houston, Texas, January 6, 2025 – Talos Energy Inc. (“Talos” or the “Company”) (NYSE: TALO

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 15 CERTIFICATION AND NOTICE OF TERMINATION OF REGISTRATION UNDER SECTION 12(g) OF THE SECURITIES EXCHANGE ACT OF 1934 OR SUSPENSION OF DUTY TO FILE REPORTS UNDER SECTIONS 13

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 15 CERTIFICATION AND NOTICE OF TERMINATION OF REGISTRATION UNDER SECTION 12(g) OF THE SECURITIES EXCHANGE ACT OF 1934 OR SUSPENSION OF DUTY TO FILE REPORTS UNDER SECTIONS 13 AND 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934. Commission File Number: 001-38497 TALOS ENERGY INC. (Exact name of registrant as specified in its c

Schedule 1

Exhibit 2 Schedule 1 For the period beginning 60 days prior to the event which requires the filing of this statement, the Reporting Persons set forth below effected the following transactions in Common Shares on the New York Stock Exchange.

EX-99.25

NOTIFICATION OF THE REMOVAL FROM LISTING AND REGISTRATION OF THE STATED SECURITIES The New York Stock Exchange hereby notifies the SEC of its intention to remove the entire class of the stated securities from listing and registration on the Exchange at the opening of business on December 30, 2024, pursuant to the provisions of Rule 12d2-2 (a).

Certificate of Elimination of Certificate of Designations of Series A Junior Participating Preferred Stock of Talos Energy Inc. (incorporated by reference to Exhibit 3.1 to Talos Energy Inc.’s Form 8-K (File No. 001-38497) filed with the SEC on December 17, 2024).

Exhibit 3.1 CERTIFICATE OF ELIMINATION OF SERIES A JUNIOR PARTICIPATING PREFERRED STOCK OF TALOS ENERGY INC. Pursuant to Section 151(g) of the General Corporation Law of the State of Delaware Talos Energy Inc., a corporation organized and existing under the laws of the State of Delaware (the “Company”), in accordance with the provisions of Section 151(g) of the General Corporation Law of the State

First Amendment to Rights Agreement, dated December 17, 2024, between Talos Energy Inc. and Computershare Trust Company, N.A., as Rights Agent.

Exhibit 4.2 FIRST AMENDMENT TO RIGHTS AGREEMENT AMENDMENT (the “Amendment”), dated as of December 17, 2024, to the Rights Agreement, dated as of October 1, 2024 (the “Rights Agreement”), by and between Talos Energy Inc., a Delaware corporation (the “Company”), and Computershare Trust Company, N.A., as Rights Agent (the “Rights Agent”). RECITALS WHEREAS, the Company and the Rights Agent have hereto

Equity Interest Purchase Agreement, dated December 16, 2024, by and between Talos Production Inc. and Zamajal, S.A. DE C.V.

Exhibit 10.2 EQUITY INTEREST PURCHASE AGREEMENT BETWEEN TALOS PRODUCTION INC. AS SELLER AND ZAMAJAL, S.A. DE C.V AS PURCHASER Dated as of December 16, 2024 CONTENTS ARTICLE I DEFINITIONS Section 1.1 Definitions 1 Section 1.2 Other Definitional Provisions and Interpretation 10 ARTICLE II SALE AND PURCHASE OF THE EQUITY AND TE EQUITY; CLOSING Section 2.1 Sale and Purchase of the Equity and TE Equity

Cooperation Agreement, dated December 16, 2024, between Talos Energy Inc. and Control Empresarial de Capitales, S.A. de C.V.

Exhibit 10.1 This COOPERATION AGREEMENT (this “Agreement”), dated as of December 16, 2024, is by and among Control Empresarial de Capitales S.A. de C.V. (the “Investor”) and Talos Energy, Inc. (the “Company”). NOW, THEREFORE, in reliance upon the mutual covenants and agreements contained herein and for other good and valuable consideration (which is stipulated and agreed by the parties), the parti

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 8-A (Amendment No. 1) FOR REGISTRATION OF CERTAIN CLASSES OF SECURITIES PURSUANT TO SECTION 12(b) OR (g) OF THE SECURITIES EXCHANGE ACT OF 1934 TALOS ENERGY INC. (Exact name o

8-A12B/A 1 d911701d8a12ba.htm 8-A12B/A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 8-A (Amendment No. 1) FOR REGISTRATION OF CERTAIN CLASSES OF SECURITIES PURSUANT TO SECTION 12(b) OR (g) OF THE SECURITIES EXCHANGE ACT OF 1934 TALOS ENERGY INC. (Exact name of registrant as specified in its charter) Delaware 82-3532642 (State of Incorporation) (IRS Employer Identifica

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): December 16, 2024 Talos Energy In

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): December 16, 2024 Talos Energy Inc. (Exact name of registrant as specified in its charter) Delaware 001-38497 82-3532642 (State or other jurisdiction of incorporation) (Commission Fil

Talos Energy Sells Additional Stake in Zama to Grupo Carso;

Exhibit 99.1 Talos Energy Sells Additional Stake in Zama to Grupo Carso; Enters into a Cooperation Agreement with Control Empresarial and Terminates Stockholders Rights Plan Houston, Texas, December 17, 2024 – Talos Energy Inc. (“Talos” or the “Company”) (NYSE: TALO) and its Mexican subsidiary (“Talos Mexico”) today announced the sale of an additional 30.1% interest in Talos Mexico (the “Transacti

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): December 4, 2024 Talos Energy Inc

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): December 4, 2024 Talos Energy Inc. (Exact name of registrant as specified in its charter) Delaware 001-38497 82-3532642 (State or other jurisdiction of incorporation) (Commission File

Borrowing Base Redetermination Agreement and Eleventh Amendment to Credit Agreement, dated December 4, 2024, by and among Talos Energy Inc., Talos Production Inc., each other Credit Party, JPMorgan Chase Bank, N.A., as Administrative Agent, and each Lender party.

Exhibit 10.1 Execution Version BORROWING BASE REDETERMINATION AGREEMENT AND ELEVENTH AMENDMENT TO CREDIT AGREEMENT THIS BORROWING BASE REDETERMINATION AGREEMENT AND ELEVENTH AMENDMENT TO CREDIT AGREEMENT (this “Amendment”), dated as of December 4, 2024 is among TALOS ENERGY INC., a Delaware corporation (“Holdings”), TALOS PRODUCTION INC., a Delaware corporation (as successor-by-conversion to Talos

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K/A (Amendment No. 1)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K/A (Amendment No. 1) (Mark One) ☑ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2023 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 001-3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q/A (Amendment No. 1)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q/A (Amendment No.

Form of Amended and Restated Talos Energy Inc. 2021 Long Term Incentive Plan Performance Share Unit Grant Notice and Performance Share Unit Agreement (Executives) (2024).

Exhibit 10.2 AMENDED AND RESTATED TALOS ENERGY INC. 2021 LONG TERM INCENTIVE PLAN PERFORMANCE SHARE UNIT GRANT NOTICE Pursuant to the terms and conditions of the Amended and Restated Talos Energy Inc. 2021 Long Term Incentive Plan, as amended from time to time (the “Plan”), Talos Energy Inc. (the “Company”) hereby grants to the individual listed below (“you” or the “Participant”) the number of per

Form of Amended and Restated Talos Energy Inc. 2021 Long Term Incentive Plan Restricted Stock Unit Grant Notice and Restricted Stock Unit Agreement (Executives Retention) (2024).

Exhibit 10.3 AMENDED AND RESTATED TALOS ENERGY INC. 2021 LONG TERM INCENTIVE PLAN RESTRICTED STOCK UNIT GRANT NOTICE Pursuant to the terms and conditions of the Amended and Restated Talos Energy Inc. 2021 Long Term Incentive Plan, as amended from time to time (the “Plan”), Talos Energy Inc. (the “Company”) hereby grants to the individual listed below (“you” or the “Participant”) the number of Rest

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q/A (Amendment No. 1)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q/A (Amendment No.

Talos Energy Inc. Consolidated Balance Sheets (In thousands, except share amounts) September 30, 2024 December 31, 2023 (Unaudited) ASSETS Current assets: Cash and cash equivalents $ 45,542 $ 33,637 Accounts receivable: Trade, net 210,158 178,977 Joi

Exhibit 99.1 Talos Energy Announces Third Quarter 2024 Operational and Financial Results Houston, Texas, November 11, 2024 – Talos Energy Inc. (“Talos” or the “Company”) (NYSE: TALO) today announced its operational and financial results for fiscal quarter ended September 30, 2024. Recent Key Highlights • Production of 96.5 thousand barrels of oil equivalent per day (“MBoe/d”) (70% oil, 80% liquids

Form of Amended and Restated Talos Energy Inc. 2021 Long Term Incentive Plan Restricted Stock Unit Grant Notice and Restricted Stock Unit Agreement (Executives) (2024).

Exhibit 10.1 AMENDED AND RESTATED TALOS ENERGY INC. 2021 LONG TERM INCENTIVE PLAN RESTRICTED STOCK UNIT GRANT NOTICE Pursuant to the terms and conditions of the Amended and Restated Talos Energy Inc. 2021 Long Term Incentive Plan, as amended from time to time (the “Plan”), Talos Energy Inc. (the “Company”) hereby grants to the individual listed below (“you” or the “Participant”) the number of Rest

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2024 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 001-38497 Talos Energy Inc.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): November 11, 2024 Talos Energy In

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): November 11, 2024 Talos Energy Inc. (Exact name of registrant as specified in its charter) Delaware 001-38497 82-3532642 (State or other jurisdiction of incorporation) (Commission Fil

Stock Award Grant Notice and Stock Award Agreement by and between Talos Energy Inc. and Timothy S. Duncan, effective November 1, 2024 (incorporated by reference to Exhibit 10.5 to Talos Energy Inc.’s Form 8-K (File No. 001-38497) filed with the SEC on November 4, 2024).

Exhibit 10.5 AMENDED AND RESTATED TALOS ENERGY INC. 2021 LONG TERM INCENTIVE PLAN STOCK AWARD GRANT NOTICE Pursuant to the terms and conditions of the Amended and Restated Talos Energy Inc. 2021 Long Term Incentive Plan, as amended from time to time (the “Plan”), Talos Energy Inc. (the “Company”) hereby grants to the individual listed below (“you” or the “Participant”) a Stock Award of the number

Current Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): November 1, 2024 TALOS ENERGY INC.

Performance Share Unit Grant Notice and Performance Share Unit Agreement by and between Talos Energy Inc. and Timothy S. Duncan, effective November 1, 2024 (incorporated by reference to Exhibit 10.4 to Talos Energy Inc.’s Form 8-K (File No. 001-38497) filed with the SEC on November 4, 2024).

Exhibit 10.4 AMENDED AND RESTATED TALOS ENERGY INC. 2021 LONG TERM INCENTIVE PLAN PERFORMANCE SHARE UNIT GRANT NOTICE Pursuant to the terms and conditions of the Amended and Restated Talos Energy Inc. 2021 Long Term Incentive Plan, as amended from time to time (the “Plan”), Talos Energy Inc. (the “Company”) hereby grants to the individual listed below (“you” or the “Participant”) the number of per

Restricted Stock Unit Grant Notice and Restricted Stock Unit Agreement by and between Talos Energy Inc. and Joseph A. Mills, effective November 1, 2024 (incorporated by reference to Exhibit 10.1 to Talos Energy Inc.’s Form 8-K (File No. 001-38497) filed with the SEC on November 4, 2024).

Exhibit 10.1 AMENDED AND RESTATED TALOS ENERGY INC. 2021 LONG TERM INCENTIVE PLAN RESTRICTED STOCK UNIT GRANT NOTICE Pursuant to the terms and conditions of the Amended and Restated Talos Energy Inc. 2021 Long Term Incentive Plan, as amended from time to time (the “Plan”), Talos Energy Inc. (the “Company”) hereby grants to the individual listed below (“you” or the “Participant”) the number of Rest

Separation and Release Agreement by and between Talos Energy Inc. and Timothy S. Duncan, effective November 1, 2024 (incorporated by reference to Exhibit 10.3 to Talos Energy Inc.’s Form 8-K (File No. 001-38497) filed with the SEC on November 4, 2024).

Exhibit 10.3 SEPARATION AND RELEASE AGREEMENT This SEPARATION AND RELEASE AGREEMENT (this “Agreement”) is entered into by and between Talos Energy Operating Company LLC, a Delaware limited liability company (the “Company”), and Timothy S. Duncan (“Employee”). Talos Energy Inc., a Delaware corporation and parent of the Company (the “Parent”), enters into this Agreement for the limited purpose of ac

RSU Cancellation and Release Agreement by and between Talos Energy Inc. and Joseph A. Mills, effective November 1, 2024 (incorporated by reference to Exhibit 10.2 to Talos Energy Inc.’s Form 8-K (File No. 001-38497) filed with the SEC on November 4, 2024).

Exhibit 10.2 RESTRICTED STOCK UNIT CANCELLATION AND RELEASE AGREEMENT This RESTRICTED STOCK UNIT CANCELLATION AND RELEASE AGREEMENT (this “Agreement”) is entered into by and between Talos Energy Inc., a Delaware corporation (the “Company”) and Joseph A. Mills (the “Executive”), effective as of November 1, 2024 (the “Effective Date”). WHEREAS, the Executive was granted 12,510 restricted stock units

TALO / Talos Energy Inc. / DIMENSIONAL FUND ADVISORS LP - SEC SCHEDULE 13G Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 1 )* Talos Energy Inc (Name of Issuer) Common Stock (Title of Class of Securities) 87484T108 (CUSIP Number) September 30, 2024 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which this Sche

Rights Agreement, dated as of October 1, 2024, between Talos Energy Inc. and Computershare Trust Company, N.A., as Rights Agent (including the form of Certificate of Designations of Series A Junior Participating Preferred Stock attached hereto as Exhibit A, the form of Right Certificate attached thereto as Exhibit B and the Summary of Rights to Purchaser Preferred Shares attached thereto as Exhibit C) (incorporated by reference to Exhibit 4.1 to Talos Energy Inc.’s Form 8-K (File No. 001-38497) filed with the U.S. Securities and Exchange Commission on October 1, 2024).

Exhibit 4.1 RIGHTS AGREEMENT TALOS ENERGY INC. and COMPUTERSHARE TRUST COMPANY, N.A., as Rights Agent Dated as of October 1, 2024 TABLE OF CONTENTS Page Section 1. Definitions 1 Section 2. Appointment of Rights Agent 8 Section 3. Issue of Right Certificates 8 Section 4. Form of Right Certificates 10 Section 5. Countersignature and Registration 10 Section 6. Transfer, Split Up, Combination and Exch

Rights Agreement, dated as of October 1, 2024, between Talos Energy Inc. and Computershare Trust Company, N.A., as Rights Agent (including the form of Certificate of Designations of Series A Junior Participating Preferred Stock attached thereto as Exhibit A, the form of Right Certificate attached thereto as Exhibit B and the Summary of Rights to Purchase Preferred Shares attached thereto as Exhibit C)

Exhibit 4.1 RIGHTS AGREEMENT TALOS ENERGY INC. and COMPUTERSHARE TRUST COMPANY, N.A., as Rights Agent Dated as of October 1, 2024 TABLE OF CONTENTS Page Section 1. Definitions 1 Section 2. Appointment of Rights Agent 8 Section 3. Issue of Right Certificates 8 Section 4. Form of Right Certificates 10 Section 5. Countersignature and Registration 10 Section 6. Transfer, Split Up, Combination and Exch

Certificate of Designations of Series A Junior Participating Preferred Stock of Talos Energy Inc.

Exhibit 3.1 CERTIFICATE OF DESIGNATIONS of SERIES A JUNIOR PARTICIPATING PREFERRED STOCK of TALOS ENERGY INC. (Pursuant to Section 151 of the Delaware General Corporation Law) Talos Energy Inc., a corporation organized and existing under the General Corporation Law of the State of Delaware (hereinafter called the “Corporation”), hereby certifies that the following resolution was adopted by the Boa

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): October 1, 2024 TALOS ENERGY INC. (

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): October 1, 2024 TALOS ENERGY INC.

Certificate of Designations of Series A Junior Participating Preferred Stock of Talos Energy Inc.

Exhibit 3.1 CERTIFICATE OF DESIGNATIONS of SERIES A JUNIOR PARTICIPATING PREFERRED STOCK of TALOS ENERGY INC. (Pursuant to Section 151 of the Delaware General Corporation Law) Talos Energy Inc., a corporation organized and existing under the General Corporation Law of the State of Delaware (hereinafter called the “Corporation”), hereby certifies that the following resolution was adopted by the Boa

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 8-A FOR REGISTRATION OF CERTAIN CLASSES OF SECURITIES PURSUANT TO SECTION 12(b) OR (g) OF THE SECURITIES EXCHANGE ACT OF 1934 TALOS ENERGY INC. (Exact name of registrant as sp

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 8-A FOR REGISTRATION OF CERTAIN CLASSES OF SECURITIES PURSUANT TO SECTION 12(b) OR (g) OF THE SECURITIES EXCHANGE ACT OF 1934 TALOS ENERGY INC.

Talos Energy Adopts Limited Duration Stockholder Rights Plan

  Exhibit 99.1 Talos Energy Adopts Limited Duration Stockholder Rights Plan Houston, Texas, October 1, 2024 – Talos Energy Inc. (“Talos” or the “Company”) (NYSE: TALO) today announced that its Board of Directors has adopted a limited duration stockholder rights plan (the “Rights Plan”). The Rights Plan is effective immediately and will expire on October 1, 2025, unless approved by Talos stockholde

XBRL TAXONOMY EXTENSION SCHEMA

MEXICO United Mexican States (MX) UNITED STATES United States of America (US) Federal Government Mexican Petroleum Fund for Stabilization and Development [Member] Mexican Petroleum Fund for Stabilization and Development Federal Government U S Department of the Interior Bureau of Ocean Energy Management [Member] U.

XBRL INSTANCE DOCUMENT

0001724965 2023-01-01 2023-12-31 0001724965 country:US talo:FederalGovernmentUSDepartmentOfTheInteriorOfficeOfNaturalResourcesRevenueMember 2023-01-01 2023-12-31 0001724965 country:US 2023-01-01 2023-12-31 0001724965 country:MX talo:FederalGovernmentMexicanPetroleumFundForStabilizationAndDevelopmentMember 2023-01-01 2023-12-31 0001724965 country:US talo:FederalGovernmentUSDepartmentOfTheInteriorBu

Resource Extraction Issuer Disclosure and Report.

EX-2.01 Exhibit 2.01 Resource Extraction Payment Report - Oil and Natural Gas Exploration and Production Reporting year: January 1, 2023 to December 31, 2023 Project disclosed: Oil and natural gas exploration and production (US Gulf of Mexico, offshore Louisiana, US-LA) Reporting currency: United States Dollar (USD) (In thousands) Resource and method of extraction: Oil and natural gas, use of well

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM SD Specialized Disclosure Report Talos Energy Inc. (Exact Name of Registrant as Specified in its Charter) Delaware 001-38497 (State or other jurisdiction of incorporation) (Co

SD UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM SD Specialized Disclosure Report Talos Energy Inc.

Talos Energy Publishes Annual Sustainability Report

Exhibit 99.1 Talos Energy Publishes Annual Sustainability Report Houston, Texas, September 17, 2024 – Talos Energy Inc. (“Talos” or the “Company”) (NYSE: TALO) today published its fifth annual Sustainability Report for the 2023 calendar year. The report highlights Talos’s continued commitment to transparency, emissions reduction efforts, and sustainability and governance improvements across its gr

Regulation FD Disclosure

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): September 17, 2024 Talos Energy Inc. (Exact name of registrant as specified in its charter) Delaware 001-38497 82-3532642 (State or other jurisdiction of incorporation) (Commission Fi

Regulation FD Disclosure

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): September 10, 2024 Talos Energy Inc. (Exact name of registrant as specified in its charter) Delaware 001-38497 82-3532642 (State or other jurisdiction of incorporation) (Commission Fi

TALO / Talos Energy Inc. / HELU CARLOS SLIM - SC 13D/A Activist Investment

SC 13D/A 1 ef20035560sc13da.htm SC 13D/A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934* (Amendment No. 2) Talos Energy Inc. (Name of Issuer) Common Stock, par value $0.01 per share (Title of Class of Securities) 87484T108 (CUSIP Number) Paseo De Las Palmas 781, Piso 3 Lomas De Chapultepec Ciudad De Mexico, Mexico 1100

Talos Energy Announces CEO Transition

Exhibit 99.1 Talos Energy Announces CEO Transition Houston, Texas, August 30, 2024 – Talos Energy Inc. (“Talos” or the “Company”) (NYSE: TALO) today announced that Tim Duncan has stepped down from his role as President and Chief Executive Officer, effective August 29, 2024. Joseph A. Mills, who has served on the Company’s Board since March, 2024, will serve as interim President and Chief Executive

Regulation FD Disclosure

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): August 29, 2024 TALOS ENERGY INC.

TALO / Talos Energy Inc. / HELU CARLOS SLIM - SC 13D/A Activist Investment

SC 13D/A 1 ef20033903sc13da.htm SC 13D/A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934* (Amendment No. 1) Talos Energy Inc. (Name of Issuer) Common Stock, par value $0.01 per share (Title of Class of Securities) 87484T108 (CUSIP Number) Paseo De Las Palmas 781, Piso 3 Lomas De Chapultepec Ciudad De Mexico, Mexico 1100

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2024 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 001-38497 Talos Energy Inc.

Talos Energy Inc. Consolidated Balance Sheets (In thousands, except share amounts) June 30, 2024 December 31, 2023 (Unaudited) ASSETS Current assets: Cash and cash equivalents $ 37,797 $ 33,637 Accounts receivable: Trade, net 243,826 178,977 Joint in

Exhibit 99.1 Talos Energy Announces Second Quarter 2024 Operational and Financial Results Houston, Texas, August 7, 2024 – Talos Energy Inc. (“Talos” or the “Company”) (NYSE: TALO) today announced its operational and financial results for fiscal quarter ended June 30, 2024. Talos also provided third quarter 2024 production guidance and reiterated its operational and financial guidance for the full

Regulation FD Disclosure, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): August 7, 2024 Talos Energy Inc. (Exact name of registrant as specified in its charter) Delaware 001-38497 82-3532642 (State or other jurisdiction of incorporation) (Commission File N

Consent of Netherland, Sewell & Associates, Inc. (QuarterNorth Energy Inc.).

EX-23.7 Exhibit 23.7 CONSENT OF INDEPENDENT PETROLEUM ENGINEERS AND GEOLOGISTS We consent to the incorporation by reference in this Registration Statement on Form S-8 pertaining to the Amended and Restated Talos Energy Inc. 2021 Long Term Incentive Plan of (i) our reserves report relating to QuarterNorth Energy LLC, dated March 18, 2024, included as an exhibit to Talos Energy Inc.’s Current Report

Calculation of Filing Fee Table.

Exhibit 107.1 Calculation of Filing Fee Tables Form S-8 Registration Statement Under The Securities Act Of 1933 (Form Type) Talos Energy Inc. (Exact Name of Registrant as Specified in its Charter) Table 1 – Newly Registered Securities Security Type Security Class Title Fee Calculation Rule Amount Registered Proposed Maximum Offering Price Per Unit Maximum Aggregate Offering Price Fee Rate Amount o

As filed with the Securities and Exchange Commission on August 8, 2024

S-8 1 d810111ds8.htm S-8 As filed with the Securities and Exchange Commission on August 8, 2024 Registration No. 333-    UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM S-8 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 TALOS ENERGY INC. (Exact name of registrant as specified in its charter) Delaware 82-3532642 (State or Other Jurisdiction of Incorporation or

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): June 17, 2024 Talos Energy Inc. (

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): June 17, 2024 Talos Energy Inc. (Exact name of registrant as specified in its charter) Delaware 001-38497 82-3532642 (State or other jurisdiction of incorporation) (Commission File Nu

Regulation FD Disclosure

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): June 4, 2024 TALOS ENERGY INC. (Exact Name of Registrant as Specified in Charter) Delaware 001-38497 82-3532642 (State or other jurisdiction of incorporation) (Commission File Number)

TALO / Talos Energy Inc. / HELU CARLOS SLIM - SC 13D Activist Investment

SC 13D 1 ef20030528sc13d.htm SC 13D UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934* Talos Energy Inc. (Name of Issuer) Common Stock, par value $0.01 per share (Title of Class of Securities) 87484T108 (CUSIP Number) 333 Clay Street, Suite 3300 Houston, Texas (713) 328-3000 (Name, Address and Telephone Number of Person A

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year, Material Modification to Rights of Security Holders, Submission of Matters to a Vote of Security Holders

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 23, 2024 Talos Energy Inc. (Exact name of registrant as specified in its charter) Delaware 001-38497 82-3532642 (State or other jurisdiction of incorporation) (Commission File Num

Amended and Restated Talos Energy Inc. 2021 Long Term Incentive Plan (incorporated by reference to Exhibit 10.1 to Talos Energy Inc.’s Form 8-K (File No. 001-38497) filed with the SEC on May 23, 2024).

EXHIBIT 10.1 AMENDED AND RESTATED TALOS ENERGY INC. 2021 LONG TERM INCENTIVE PLAN 1. Purpose. The purpose of the Amended and Restated Talos Energy Inc. 2021 Long Term Incentive Plan (as amended from time to time, the “Plan”) is to provide a means through which (a) Talos Energy Inc., a Delaware corporation (together with any successor thereto, the “Company”), and the Affiliates may attract, retain

Certificate of Amendment of the Second Amended and Restated Certificate of Incorporation of Talos Energy Inc. (incorporated by reference to Exhibit 3.1 to Talos Energy Inc.’s Form 8-K (File No. 001-38497) filed with the SEC on May 23, 2024).

Exhibit 3.1 STATE OF DELAWARE CERTIFICATE OF AMENDMENT TO THE SECOND AMENDED AND RESTATED CERTIFICATE OF INCORPORATION OF TALOS ENERGY INC. TALOS ENERGY INC., a corporation organized and existing under and by virtue of the General Corporation Law of the State of Delaware DOES HEREBY CERTIFY: FIRST: That at a meeting of the Board of Directors of Talos Energy Inc., resolutions were adopted setting f

Form of Separation and Release Agreement (incorporated by reference to Exhibit 10.4 to Talos Energy’s Inc. 10-Q (File No.001-38497) filed with the SEC on May 7, 2024).

Exhibit 10.4 Executive Form SEPARATION AND RELEASE AGREEMENT This SEPARATION AND RELEASE AGREEMENT (this “Agreement”) is entered into by and between Talos Energy Operating Company LLC, a Delaware limited liability company (the “Company”), and [] (“Employee”). Talos Energy Inc., a Delaware corporation and parent of the Company (the “Parent”), enters into this Agreement for the limited purpose of ac

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2024 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 001-38497 Talos Energy Inc.

Talos Energy Inc. Consolidated Balance Sheets (In thousands, except share amounts) March 31, 2024 December 31, 2023 (Unaudited) ASSETS Current assets: Cash and cash equivalents $ 21,001 $ 33,637 Accounts receivable: Trade, net 248,892 178,977 Joint i

EX-99.1 Exhibit 99.1 Talos Energy Announces First Quarter 2024 Operational and Financial Results Houston, Texas, May 6, 2024 – Talos Energy Inc. (“Talos” or the “Company”) (NYSE: TALO) today announced its operational and financial results for fiscal quarter ended March 31, 2024. Talos also provided second quarter 2024 production guidance and reiterated its operational and financial guidance for th

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 6, 2024 Talos Energy Inc. (Ex

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 6, 2024 Talos Energy Inc. (Exact name of registrant as specified in its charter) Delaware 001-38497 82-3532642 (State or other jurisdiction of incorporation) (Commission File No.)

TALOS ENERGY INC. UNAUDITED PRO FORMA CONDENSED COMBINED FINANCIAL STATEMENTS

Exhibit 99.2 Unless the context otherwise requires, references to: • “Talos,” “we,” “us,” “our,” or the “Company,” refer to Talos Energy Inc., a Delaware corporation, and its subsidiaries; • “Talos Production” refer to Talos Production Inc., a Delaware corporation and subsidiary of Talos Energy Inc.; • “SEC” refer to the U.S. Securities and Exchange Commission; • “EnVen” refer to EnVen Energy Corp

March 18, 2024

Exhibit 99.3 EXECUTIVE CHAIRMAN C.H. (SCOTT) REES III DANNY D. SIMMONS CHIEF EXECUTIVE OFFICER RICHARD B. TALLEY, JR. PRESIDENT & COO ERIC J. STEVENS EXECUTIVE COMMITTEE ROBERT C. BARG P. SCOTT FROST JOHN G. HATTNER JOSEPH J. SPELLMAN March 18, 2024 Mr. Floyd Bone Talos Energy Inc. 333 Clay Street, Suite 3300 Houston, Texas 77002 Dear Mr. Bone: In accordance with your request, we have audited the

Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K/A (Amendment No. 1) CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 3, 2024 (March 4, 2024) Talos Energy Inc. (Exact name of registrant as specified in its charter) Delaware 001-38497 82-3532642 (State or other jurisdiction of

QUARTERNORTH ENERGY INC. CONSOLIDATED FINANCIAL STATEMENTS AS OF AND FOR THE YEARS ENDED DECEMBER 31, 2023 AND 2022

Exhibit 99.1 QUARTERNORTH ENERGY INC. CONSOLIDATED FINANCIAL STATEMENTS AS OF AND FOR THE YEARS ENDED DECEMBER 31, 2023 AND 2022 Report of Independent Auditors To Management of Talos Energy Inc., Opinion We have audited the consolidated financial statements of QuarterNorth Energy Inc. (the Company), which comprise the consolidated balance sheet as of December 31, 2023 and 2022, and the related con

Talos Energy Announces Organizational Updates

Exhibit 99.1 Talos Energy Announces Organizational Updates Houston, Texas, April 25, 2024 – Talos Energy Inc. (“Talos” or the “Company”) (NYSE: TALO) today announced updates to its organization that support Talos’s growth and strategic priorities and the recently closed QuarterNorth Energy Inc. (“QuarterNorth”) acquisition. Sergio Maiworm, who joined Talos in 2018, was promoted to Executive Vice P

Current Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): April 22, 2024 TALOS ENERGY INC. (Exact Name of Registrant as Specified in Charter) Delaware 001-38497 82-3532642 (State or other jurisdiction of incorporation) (Commission File Numbe

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No.    )

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No.    ) Filed by the Registrant  ☒         Filed by a Party other than the Registrant  ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitt

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No.    )

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No.    ) Filed by the Registrant  ☒         Filed by a Party other than the Registrant  ☐ Check the appropriate box: ☒ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e

Regulation FD Disclosure

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): March 18, 2024 TALOS ENERGY INC. (Exact Name of Registrant as Specified in Charter) Delaware 001-38497 82-3532642 (State or other jurisdiction of incorporation) (Commission File Numbe

Talos Energy Announces Divestiture of Talos Low Carbon Solutions Subsidiary to TotalEnergies

Exhibit 99.1 Talos Energy Announces Divestiture of Talos Low Carbon Solutions Subsidiary to TotalEnergies Houston, Texas, March 18, 2024 – Talos Energy Inc. (“Talos”) (NYSE: TALO) today announced that it has entered into an agreement for the sale of its wholly owned subsidiary, Talos Low Carbon Solutions LLC (“TLCS”), to TotalEnergies E&P USA, Inc. (“TotalEnergies”) for a purchase price of $125 mi

As filed with the U.S. Securities and Exchange Commission on March 12, 2024

S-3ASR Table of Contents As filed with the U.S. Securities and Exchange Commission on March 12, 2024 Registration No. 333-     UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM S-3 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 Talos Energy Inc. (Exact name of registrant as specified in its charter) Delaware 82-3532642 (State or other jurisdiction of incorporati

Filing Fee Table.

EX-FILING FEES Exhibit 107 Calculation of Filing Fee Tables Form S-3ASR (Form Type) Talos Energy Inc.

Consent of Netherland, Sewell & Associates, Inc. – Talos Energy Inc. (2023)

EX-23.7 Exhibit 23.7 CONSENT OF INDEPENDENT PETROLEUM ENGINEERS AND GEOLOGISTS As independent petroleum engineers, we hereby consent to the incorporation by reference to our firm’s reserves report dated February 23, 2024, containing information relating to Talos Energy Inc.’s estimated reserves as of December 31, 2023, into this Registration Statement on Form S-3 of the Company, including any amen

Consent of Netherland, Sewell & Associates, Inc. – QuarterNorth Energy Inc. (2023).

EX-23.8 Exhibit 23.8 CONSENT OF INDEPENDENT PETROLEUM ENGINEERS AND GEOLOGISTS As independent petroleum engineers, we hereby consent to the incorporation by reference to our firm’s reserves report dated January 15, 2024, which sets forth the reserves and future revenue, as of September 30, 2023, of QuarterNorth Energy Inc.’s interest in certain oil and gas properties located in federal waters in t

TALOS ENERGY INC. UNAUDITED PRO FORMA CONDENSED COMBINED FINANCIAL STATEMENTS

Exhibit 99.1 Unless the context otherwise requires, references to: • “Talos,” “we,” “us,” “our,” or the “Company,” refer to Talos Energy Inc., a Delaware corporation, and its subsidiaries; • “Talos Production” refer to Talos Production Inc., a Delaware corporation and subsidiary of Talos Energy Inc.; • “SEC” refer to the U.S. Securities and Exchange Commission; • “EnVen” refer to EnVen Energy Corp

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): March 12, 2024 TALOS ENERGY INC.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): March 12, 2024 TALOS ENERGY INC. (Exact Name of Registrant as Specified in Charter) Delaware 001-38497 82-3532642 (State or other jurisdiction of incorporation) (Commission File Numbe

Talos Energy Increases 2024 Operational and Financial Guidance Following Early Closing of QuarterNorth Acquisition

EX-99.1 Exhibit 99.1 Talos Energy Increases 2024 Operational and Financial Guidance Following Early Closing of QuarterNorth Acquisition Houston, Texas, March 11, 2024 – Talos Energy Inc. (“Talos” or the “Company”) (NYSE: TALO) today provided updated 2024 operational and financial guidance to reflect the closing of the QuarterNorth Energy Inc. (“QuarterNorth”) acquisition earlier than expected. Pri

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): March 11, 2024 TALOS ENERGY INC.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): March 11, 2024 TALOS ENERGY INC. (Exact Name of Registrant as Specified in Charter) Delaware 001-38497 82-3532642 (State or other jurisdiction of incorporation) (Commission File Numbe

TALO / Talos Energy Inc. / HELU CARLOS SLIM - SC 13G Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No.

First Supplemental Indenture, dated as of March 4, 2024, by and among Talos Production Inc., each of the guarantors party thereto and Wilmington Trust, National Association, as trustee and as collateral agent (9.000% Senior Notes) (incorporated by reference to Exhibit 4.2 to Talos Energy Inc.’s Form 8-K (File No. 001-38497) filed with the SEC on March 5, 2024).

Exhibit 4.2 Execution Version FIRST SUPPLEMENTAL INDENTURE FIRST SUPPLEMENTAL INDENTURE (this “Supplemental Indenture”) dated as of March 4, 2024, among Talos Production Inc., a Delaware corporation (the “Issuer”), QuarterNorth Energy Inc., a Delaware corporation, QNE Finco LLC, a Delaware limited liability company, QuarterNorth Energy Holding Inc., a Delaware corporation, QuarterNorth Energy LLC,

Regulation FD Disclosure, Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Entry into a Material Definitive Agreement, Unregistered Sales of Equity Securities, Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant, Completion of Acquisition or Disposition of Assets, Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): March 4, 2024 Talos Energy Inc. (Exact name of registrant as specified in its charter) Delaware 001-38497 82-3532642 (State or other jurisdiction of incorporation) (Commission File No

Indemnification Agreement (Joseph Mills).

Exhibit 10.1 INDEMNIFICATION AGREEMENT This Indemnification Agreement (“Agreement”) is made as of March 4, 2024 by and between Talos Energy Inc., a Delaware corporation (the “Company”), and Joseph A. Mills (“Indemnitee”). This Agreement supersedes and replaces any and all previous Agreements between the Company and Indemnitee covering the subject matter of this Agreement. RECITALS WHEREAS, highly

Talos Energy Completes Acquisition of QuarterNorth Energy

Exhibit 99.1 Talos Energy Completes Acquisition of QuarterNorth Energy Houston, Texas, March 4, 2024 – Talos Energy Inc. (“Talos” or the “Company”) (NYSE: TALO) announced the completion of the acquisition of QuarterNorth Energy Inc. (“QuarterNorth”). After completing the acquisition, Talos has approximately 183.4 million shares of common stock outstanding, including 24.8 million shares issued to t

First Supplemental Indenture, dated as of March 4, 2024, by and among Talos Production Inc., each of the guarantors party thereto and Wilmington Trust, National Association, as trustee and as collateral agent (9.375% Senior Notes) (incorporated by reference to Exhibit 4.3 to Talos Energy Inc.’s Form 8-K (File No. 001-38497) filed with the SEC on March 5, 2024).

Exhibit 4.3 Execution Version FIRST SUPPLEMENTAL INDENTURE FIRST SUPPLEMENTAL INDENTURE (this “Supplemental Indenture”) dated as of March 4, 2024, among Talos Production Inc., a Delaware corporation (the “Issuer”), QuarterNorth Energy Inc., a Delaware corporation, QNE Finco LLC, a Delaware limited liability company, QuarterNorth Energy Holding Inc., a Delaware corporation, QuarterNorth Energy LLC,

Registration Rights Agreement, dated as of March 4, 2024, by and among Talos Energy Inc. and each of the Persons listed on Schedule A thereto (incorporated by reference to Exhibit 4.1 to Talos Energy Inc.’s Form 8-K (File No. 001-38497) filed with the SEC on March 5, 2024).

Exhibit 4.1 REGISTRATION RIGHTS AGREEMENT THIS REGISTRATION RIGHTS AGREEMENT (this “Agreement”) is made as of March 4, 2024, but to be effective only as of the Closing (as defined below), by and among Talos Energy Inc., a Delaware corporation (“Parent”), and each of the Persons listed on Schedule A attached hereto, together with any of such Persons’ Permitted Transferees (as defined below), each o

List of Subsidiary Guarantors and Issuers of Guaranteed Securities.

Exhibit 22.1 TALOS ENERGY INC. SUBSIDIARY GUARANTORS AND ISSUERS OF GUARANTEED SECURITIES 12.00% Second-Priority Senior Secured Notes due 2026 (“12.00% Notes”) Legal Entity Issuer Guarantor Jurisdiction of Formation Talos Production Inc. (“Issuer”) X Delaware Talos Energy Inc. (“Parent Guarantor”) X Delaware ANRP (Talos DC), LLC X Delaware CKB Petroleum, LLC X Delaware Stone Energy Holding, L.L.C.

List of Subsidiaries of Talos Energy Inc.

Exhibit 21.1 TALOS ENERGY INC. - LIST OF SUBSIDIARIES* Company Name Jurisdiction of Incorporation ANRP (Talos DC), LLC Delaware Talos Energy LLC Delaware Talos Energy Offshore LLC Delaware Talos Energy Operating Company LLC Delaware Talos Energy Phoenix LLC Delaware Talos ERT LLC Delaware Talos Exploration LLC Delaware Talos Low Carbon Solutions LLC Delaware Talos Oil & Gas LLC Delaware Talos Petr

Talos Energy Inc. Executive Compensation Clawback Policy

Exhibit 97.1 TALOS ENERGY INC. EXECUTIVE COMPENSATION CLAWBACK POLICY This Executive Compensation Clawback Policy (this “Policy”) was recommended for approval by the Compensation Committee (the “Committee”) of the Board of Directors (the “Board”) of Talos Energy Inc. (the “Company”) and adopted by the Board, effective as of November 15, 2023 (the “Effective Date”). This Policy is intended to compl

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) ☑ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2023 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 001-38497 Talos Energy In

Tenth Amendment to Credit Agreement, dated January 13, 2024, by and among Talos Energy Inc., as Holdings and a Guarantor, Talos Production Inc., as the Borrower, the other Guarantors party thereto, JPMorgan Chase, N.A., as the Administrative Agent, and the Lenders party thereto (incorporated by reference to Exhibit 10.33 to Talos Energy Inc.’s Form 10-K (File No. 001-38497) filed with the SEC on February 29, 2024).

Exhibit 10.33 Execution Version TENTH AMENDMENT TO CREDIT AGREEMENT THIS TENTH AMENDMENT TO CREDIT AGREEMENT (this “Amendment”), dated as of January 13, 2024 is among TALOS ENERGY INC., a Delaware corporation (“Holdings”), TALOS PRODUCTION INC., a Delaware corporation (as successor-by-conversion to Talos Production LLC, a Delaware limited liability company) and a direct or indirect Subsidiary of H

Talos Energy Inc. Consolidated Balance Sheets (In thousands, except share amounts) Year Ended December 31, 2023 2022 ASSETS Current assets: Cash and cash equivalents $ 33,637 $ 44,145 Accounts receivable: Trade, net 178,977 150,598 Joint interest, ne

Exhibit 99.1 Talos Energy Announces Fourth Quarter and Full Year 2023 Operational and Financial Results Houston, Texas, February 28, 2024 – Talos Energy Inc. (“Talos” or the “Company”) (NYSE: TALO) today announced its operational and financial results for fiscal quarter and full year ended December 31, 2023. Talos also announced its year-end 2023 reserves estimates and the Company’s 2024 operation

Form of Indemnification Agreement (Directors and Officers) (incorporated by reference to Exhibit 10.12 to Talos Energy Inc.’s Form 10-K (File No. 001-38497) filed with the SEC on February 29, 2024).

Exhibit 10.12 FORM OF INDEMNIFICATION AGREEMENT This Indemnification Agreement (“Agreement”) is made as of by and between Talos Energy Inc., a Delaware corporation (the “Company”), and (“Indemnitee”). This Agreement supersedes and replaces any and all previous Agreements between the Company and Indemnitee covering the subject matter of this Agreement. RECITALS WHEREAS, highly competent persons hav

Netherland, Sewell & Associates, Inc. reserve report for Talos Energy Inc. as of December 31, 2023.

Exhibit 99.1 February 23, 2024 Mr. Floyd Bone Talos Energy Inc. 333 Clay Street, Suite 3300 Houston, Texas 77002 Dear Mr. Bone: In accordance with your request, we have audited the estimates prepared by Talos Energy Inc. (Talos), as of December 31, 2023, of the proved reserves and future revenue to the Talos interest in certain oil and gas properties located in Louisiana, Mississippi, Texas, and t

Regulation FD Disclosure, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): February 28, 2024 Talos Energy Inc. (Exact name of registrant as specified in its charter) Delaware 001-38497 82-3532642 (State or other jurisdiction of incorporation) (Commission Fil

TALO / Talos Energy Inc. / VANGUARD GROUP INC - SCHEDULE 13G/A Passive Investment

SC 13G/A 1 tv02034-talosenergyinc.htm SCHEDULE 13G/A SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 1)* Name of issuer: Talos Energy Inc Title of Class of Securities: Common Stock CUSIP Number: 87484T108 Date of Event Which Requires Filing of this Statement: December 29, 2023 Check the appropriate box to designate th

TALO / Talos Energy Inc. / Bain Capital Credit Managed Account (E), L.P. - AMENDMENT NO. 2 TO SCHEDULE 13G Passive Investment

SC 13G/A 1 ea192734-13ga2baintalos.htm AMENDMENT NO. 2 TO SCHEDULE 13G UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 13G UNDER THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No. 2)* TALOS ENERGY INC. (Name of Issuer) Common Stock (Title of Class of Securities) 87484T108 (CUSIP Number) December 31, 2023 (Date of Event Which Requires Filing of this Statement) Check

TALO / Talos Energy Inc. / DIMENSIONAL FUND ADVISORS LP - SEC SCHEDULE 13G Passive Investment

SC 13G 1 SEC13GFiling.htm SEC SCHEDULE 13G UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. )* Talos Energy Inc (Name of Issuer) Common Stock (Title of Class of Securities) 87484T108 (CUSIP Number) December 29, 2023 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to design

TALO / Talos Energy Inc. / ADAGE CAPITAL PARTNERS GP, L.L.C. - TALOS ENERGY INC. Passive Investment

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G/A Under the Securities Exchange Act of 1934 (Amendment No. 1)* Talos Energy Inc. (Name of Issuer) Common Stock, par value $0.01 per share (Title of Class of Securities) 87484T108 (CUSIP Number) December 31, 2023 (Date of Event Which Requires Filing of This Statement) Check the appropriate box to designate the rule pursuant to w

Indenture, dated as of February 7, 2024, and by and among Talos Production Inc., the Guarantors named therein and Wilmington Trust, National Association, as trustee, pursuant to which the 2029 Notes were issued. (incorporated by reference to Exhibit 4.1 to Talos Energy Inc.’s Form 8-K (File No. 001-38497) filed with the SEC on February 7, 2024).

Exhibit 4.1 Execution Version TALOS PRODUCTION INC. as Issuer and the Guarantors party hereto from time to time 9.000% Second-Priority Senior Secured Notes due 2029 INDENTURE Dated as of February 7, 2024 and WILMINGTON TRUST, NATIONAL ASSOCIATION as Trustee and Collateral Agent TABLE OF CONTENTS Page ARTICLE I DEFINITIONS AND INCORPORATION BY REFERENCE SECTION 1.01 Definitions 1 SECTION 1.02 Other

Indenture, dated as of February 7, 2024, and by and among Talos Production Inc., the Guarantors named therein and Wilmington Trust, National Association, as trustee, pursuant to which the 2031 Notes were issued. (incorporated by reference to Exhibit 4.1 to Talos Energy Inc.’s Form 8-K (File No. 001-38497) filed with the SEC on February 7, 2024).

Exhibit 4.3 Execution Version TALOS PRODUCTION INC. as Issuer and the Guarantors party hereto from time to time 9.375% Second-Priority Senior Secured Notes due 2031 INDENTURE Dated as of February 7, 2024 and WILMINGTON TRUST, NATIONAL ASSOCIATION as Trustee and Collateral Agent TABLE OF CONTENTS Page ARTICLE I DEFINITIONS AND INCORPORATION BY REFERENCE SECTION 1.01 Definitions 1 SECTION 1.02 Other

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 7, 2024 Talos Energy Inc

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 7, 2024 Talos Energy Inc. (Exact name of registrant as specified in its charter) Delaware 001-38497 82-3532642 (State or other jurisdiction of incorporation) (Commission File

Talos Energy Announces Pricing of Upsized Offering of $625 Million of Second-Priority Senior Secured Notes Due 2029 and $625 Million of Second-Priority Senior Secured Notes Due 2031

Exhibit 99.1 Talos Energy Announces Pricing of Upsized Offering of $625 Million of Second-Priority Senior Secured Notes Due 2029 and $625 Million of Second-Priority Senior Secured Notes Due 2031 HOUSTON, January 25, 2024 — Talos Energy Inc. (“Talos”) (NYSE: TALO) today announced that Talos Production Inc. (the “Company”), a wholly owned subsidiary of Talos, has priced an upsized offering (the “Off

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): January 25, 2024 Talos Energy Inc

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): January 25, 2024 Talos Energy Inc. (Exact name of registrant as specified in its charter) Delaware 001-38497 82-3532642 (State or other jurisdiction of incorporation) (Commission File

Current Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): January 25, 2024 Talos Energy Inc. (Exact name of registrant as specified in its charter) Delaware 001-38497 82-3532642 (State or other jurisdiction of incorporation) (Commission File

Talos Energy Announces Upsized Proposed Offering of $1,250 Million of Second-Priority Senior Secured Notes

EX-99.1 Exhibit 99.1 Talos Energy Announces Upsized Proposed Offering of $1,250 Million of Second-Priority Senior Secured Notes HOUSTON, January 25, 2024 — Talos Energy Inc. (“Talos”) (NYSE: TALO) today announced that Talos Production Inc. (the “Company”), a wholly owned subsidiary of Talos, has upsized its previously announced offering (the “Offering”) of $1,250 million in aggregate principal amo

EXCERPTS FROM THE PRELIMINARY OFFERING MEMORANDUM, DATED JANUARY 23, 2024

EX-99.1 Exhibit 99.1 EXCERPTS FROM THE PRELIMINARY OFFERING MEMORANDUM, DATED JANUARY 23, 2024 As used in this Exhibit 99.1, the terms “we,” “us” and “our” refer to Talos Energy Inc. and its consolidated subsidiaries, and not to QuarterNorth and its subsidiaries, unless context suggests otherwise. The term “QuarterNorth” refers to QuarterNorth Energy Inc., and the term “QuarterNorth Acquisition” r

Talos Energy Announces Proposed Offering of $1,000 Million of Second-Priority Senior Secured Notes

EX-99.2 Exhibit 99.2 Talos Energy Announces Proposed Offering of $1,000 Million of Second-Priority Senior Secured Notes HOUSTON, January 23, 2024 — Talos Energy Inc. (“Talos”) (NYSE: TALO) today announced that Talos Production Inc. (the “Company”), a wholly owned subsidiary of Talos, has commenced an offering (the “Offering”) of $1,000 million in aggregate principal amount of new Second-Priority S

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): January 23, 2024 Talos Energy Inc

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): January 23, 2024 Talos Energy Inc. (Exact name of registrant as specified in its charter) Delaware 001-38497 82-3532642 (State or other jurisdiction of incorporation) (Commission File

TALO / Talos Energy Inc. / BlackRock Inc. Passive Investment

us87484t1088012324.txt SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No: 2) TALOS ENERGY INC - (Name of Issuer) Common Stock - (Title of Class of Securities) 87484T108 - (CUSIP Number) December 31, 2023 - (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to w

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): January 17, 2024 Talos Energy Inc

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): January 17, 2024 Talos Energy Inc. (Exact name of registrant as specified in its charter) Delaware 001-38497 82-3532642 (State or other jurisdiction of incorporation) (Commission File

TALO / Talos Energy Inc. / HELU CARLOS SLIM - SC 13D Activist Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934* Talos Energy Inc. (Name of Issuer) Common Stock, par value $0.01 per share (Title of Class of Securities) 87484T108 (CUSIP Number) 333 Clay Street, Suite 3300 Houston, Texas (713) 328-3000 (Name, Address and Telephone Number of Person Authorized to Receive Notices and Com

Talos Energy Announces Pricing of Upsized Underwritten Public Offering of Common Stock

EX-99.1 Exhibit 99.1 Talos Energy Announces Pricing of Upsized Underwritten Public Offering of Common Stock Houston, Texas, January 17, 2024 – Talos Energy Inc. (“Talos” or the “Company”) (NYSE: TALO) today announced the pricing of its upsized underwritten public offering of 30,000,000 shares of its common stock, for total gross proceeds of approximately $351.0 million. In connection with the offe

Underwriting Agreement, dated January 17, 2024, by and between Talos Energy Inc. and J.P. Morgan Securities LLC, Goldman Sachs & Co. LLC and Mizuho Securities USA LLC, as representatives of the several underwriters.

Exhibit 1.1 30,000,000 Shares TALOS ENERGY INC. Common Stock UNDERWRITING AGREEMENT January 17, 2024 J.P. Morgan Securities LLC Goldman Sachs & Co. LLC Mizuho Securities USA LLC as the representatives (the “Representatives”) of the several Underwriters named in Schedule A hereto c/o J.P. Morgan Securities LLC 383 Madison Avenue New York, New York 10179 c/o Goldman Sachs & Co. LLC 200 West Street N

Calculation of Filing Fee Tables (Form Type) Talos Energy Inc. (Exact Name of Registrant as Specified in its Charter) Table 1: Newly Registered and Carry Forward Securities Security Type Security Class Title Fee Calculation or Carry Forward Rule Amou

Exhibit 107 Calculation of Filing Fee Tables 424(b)(3) (Form Type) Talos Energy Inc.

Talos Energy Inc. 30,000,000 Shares Common Stock

Table of Contents Filed Pursuant to Rule 424(b)(3) Registration No. 333-265589 PROSPECTUS SUPPLEMENT To Prospectus dated June 14, 2022 Talos Energy Inc. 30,000,000 Shares Common Stock We are offering 30,000,000 shares of our common stock, par value $0.01 per share (our “common stock”). Our common stock is listed on the New York Stock Exchange (“NYSE”) under the symbol “TALO.” On January 16, 2024,

Talos Energy Announces Commencement of Underwritten Public Offering of Common Stock

Exhibit 99.1 Talos Energy Announces Commencement of Underwritten Public Offering of Common Stock Houston, Texas, January 17, 2024 – Talos Energy Inc. (“Talos” or the “Company”) (NYSE: TALO) today announced that it has commenced an underwritten public offering of $300.0 million of shares of its common stock, par value $0.01 per share (“common stock”). The Company expects to grant the underwriters a

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): January 17, 2024 TALOS ENERGY INC

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): January 17, 2024 TALOS ENERGY INC. (Exact Name of Registrant as Specified in Charter) Delaware 001-38497 82-3532642 (State or other jurisdiction of incorporation) (Commission File Num

TALOS ENERGY INC. UNAUDITED PRO FORMA CONDENSED COMBINED FINANCIAL STATEMENTS

Exhibit 99.2 Unless the context otherwise requires, references to: • “Talos,” “we,” “us,” “our,” or the “Company,” refer to Talos Energy Inc., a Delaware corporation, and its subsidiaries; • “Talos Production” refer to Talos Production Inc., a Delaware corporation; • “SEC” refer to the U.S. Securities and Exchange Commission; • “EnVen” refer to EnVen Energy Corporation, a Delaware corporation; and

January 15, 2024

Exhibit 99.8 EXECUTIVE CHAIRMAN CHIEF EXECUTIVE OFFICER EXECUTIVE COMMITTEE C.H. (SCOTT) REES III RICHARD B. TALLEY, JR. ROBERT C. BARG DANNY D. SIMMONS PRESIDENT & COO P. SCOTT FROST ERIC J. STEVENS JOHN G. HATTNER JOSEPH J. SPELLMAN January 15, 2024 Mr. Jason Smith QuarterNorth Energy LLC Suite 800 3737 Buffalo Speedway Houston, Texas 77098 Dear Mr. Smith: In accordance with your request, we hav

STATEMENT OF REVENUES AND DIRECT OPERATING EXPENSES AND NOTES TO STATEMENT OF REVENUES AND DIRECT OPERATING EXPENSES OF THE OIL AND NATURAL GAS PROPERTIES ACQUIRED BY QUARTERNORTH ENERGY LLC AND MAKO BUYER 2 LLC ON AUGUST 27, 2021 FROM FIELDWOOD ENER

Exhibit 99.5 STATEMENT OF REVENUES AND DIRECT OPERATING EXPENSES AND NOTES TO STATEMENT OF REVENUES AND DIRECT OPERATING EXPENSES OF THE OIL AND NATURAL GAS PROPERTIES ACQUIRED BY QUARTERNORTH ENERGY LLC AND MAKO BUYER 2 LLC ON AUGUST 27, 2021 FROM FIELDWOOD ENERGY LLC AND ITS DEBTOR AFFILIATES For the period January 1, 2021 through August 26, 2021 Ernst & Young LLP 5 Houston Center Suite 2400 140

QUARTERNORTH ENERGY INC. CONDENSED CONSOLIDATED FINANCIAL STATEMENTS QUARTERLY PERIOD ENDED SEPTEMBER 30, 2023

Exhibit 99.6 QUARTERNORTH ENERGY INC. CONDENSED CONSOLIDATED FINANCIAL STATEMENTS QUARTERLY PERIOD ENDED SEPTEMBER 30, 2023 QUARTERNORTH ENERGY INC. CONDENSED CONSOLIDATED BALANCE SHEETS (In thousands, except share amounts) (Unaudited) September 30, 2023 December 31, 2022 Assets Current assets: Cash and cash equivalents $ 387,722 $ 400,816 Short-term investment — 60,170 Accounts receivable, net 17

January 15, 2024

Exhibit 99.7 EXECUTIVE CHAIRMAN CHIEF EXECUTIVE OFFICER EXECUTIVE COMMITTEE C.H. (SCOTT) REES III RICHARD B. TALLEY, JR. ROBERT C. BARG DANNY D. SIMMONS PRESIDENT & COO P. SCOTT FROST ERIC J. STEVENS JOHN G. HATTNER JOSEPH J. SPELLMAN January 15, 2024 Mr. Jason Smith QuarterNorth Energy LLC Suite 800 3737 Buffalo Speedway Houston, Texas 77098 Dear Mr. Smith: In accordance with your request, we hav

Report of Independent Auditors

Exhibit 99.4 Ernst & Young LLP 5 Houston Center Suite 2400 1401 McKinney Street Houston, TX 77010 Tel: +1 713 750 1500 Fax: +1 713 7501501 ey.com Report of Independent Auditors To the Board of Directors of QuarterNorth Energy Inc., Opinion We have audited the consolidated financial statements of QuarterNorth Energy Inc. (the Company), which comprise the consolidated balance sheet as of December 31

SUBJECT TO COMPLETION DATED JANUARY 17, 2024

Table of Contents Filed Pursuant to Rule 424(b)(3) Registration No. 333-265589 This preliminary prospectus supplement relates to an effective registration statement filed with the Securities and Exchange Commission, but is not complete and may be changed. This preliminary prospectus supplement and the accompanying prospectus are not an offer to sell the securities described herein, and are not sol

QUARTERNORTH ENERGY INC. CONSOLIDATED FINANCIAL STATEMENTS YEAR ENDED DECEMBER 31, 2022

Exhibit 99.3 QUARTERNORTH ENERGY INC. CONSOLIDATED FINANCIAL STATEMENTS YEAR ENDED DECEMBER 31, 2022 Report of Independent Auditors To the Board of Directors of QuarterNorth Energy Inc., Opinion We have audited the consolidated financial statements of QuarterNorth Energy Inc. (the Company), which comprise the consolidated balance sheet as of December 31, 2022, and the related consolidated statemen

Talos Energy Announces Strategic Acquisition of QuarterNorth Energy

EX-99.1 Exhibit 99.1 Talos Energy Announces Strategic Acquisition of QuarterNorth Energy Houston, Texas, January 15, 2024 – Talos Energy Inc. (“Talos” or the “Company”) (NYSE: TALO) today announced the execution of definitive agreements to acquire QuarterNorth Energy Inc. (“QuarterNorth”) for $1.29 billion (the “Transaction”). QuarterNorth is a privately-held U.S. Gulf of Mexico exploration and pr

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): January 13, 2024 Talos Energy Inc

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): January 13, 2024 Talos Energy Inc. (Exact name of registrant as specified in its charter) Delaware 001-38497 82-3532642 (State or other jurisdiction of incorporation) (Commission File

Agreement and Plan of Merger, dated as of January 13, 2024, by and among Talos Energy Inc., QuarterNorth Energy Inc., Compass Star Merger Sub Inc. and the Equityholder Representatives named therein (incorporated by reference to Exhibit 2.1 to Talos Energy Inc.’s Form 8-K (File No. 001-38497) filed with the SEC on January 16, 2024).

Exhibit 2.1 AGREEMENT AND PLAN OF MERGER dated as of January 13, 2024 among QUARTERNORTH ENERGY INC., TALOS ENERGY INC., COMPASS STAR MERGER SUB INC. and EQUITYHOLDERS’ REPRESENTATIVE TABLE OF CONTENTS Page ARTICLE 1 DEFINITIONS 2 Section 1.01 Definitions 2 Section 1.02 Other Definitional and Interpretative Provisions 22 ARTICLE 2 THE MERGER 24 Section 2.01 The Merger 24 Section 2.02 The Surviving

Form of QuarterNorth Support Agreement, by and among QuarterNorth Energy Inc., Talos Energy Inc. and the other parties thereto (incorporated by reference to Exhibit 10.1 to Talos Energy Inc.’s Form 8-K (File No. 001-38497) filed with the SEC on January 16, 2024).

EX-10.1 Exhibit 10.1 FORM OF COMPANY SUPPORT AGREEMENT THIS COMPANY SUPPORT AGREEMENT (this “Agreement”), dated as of January [•], 2024, is entered into by and among QuarterNorth Energy Inc., a Delaware corporation (the “Company”), Talos Energy Inc., a Delaware corporation (“Parent”) and the Persons set forth on Schedule 1 (each, a “Stockholder” and, collectively, the “Stockholders”). Capitalized

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): December 26, 2023 Talos Energy In

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): December 26, 2023 Talos Energy Inc. (Exact name of Registrant as Specified in Its Charter) Delaware 001-38497 82-3532642 (State or Other Jurisdiction of Incorporation) (Commission Fil

Separation and Release Agreement by and between the Company and Robert D. Abendschein, effective December 26, 2023 (incorporated by reference to Exhibit 10.1 to Talos Energy Inc.’s Form 8-K (File No. 001-38497) filed with the SEC on December 29, 2023).

Exhibit 10.1 SEPARATION AND RELEASE AGREEMENT This SEPARATION AND RELEASE AGREEMENT (this “Agreement”) is entered into by and between Talos Energy Operating Company LLC, a Delaware limited liability company (the “Company”), and Robert D. Abendschein (“Employee”). Talos Energy Inc., a Delaware corporation and parent of the Company (the “Parent”), enters into this Agreement for the limited purpose o

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): December 7, 2023 Talos Energy Inc. (Exact name of registrant as specified in its charter) Delaware 001-38497 82-3532642 (State or other jurisdiction of incorporation) (Commission File

Talos Energy Provides Operational Updates

EX-99.1 Exhibit 99.1 Talos Energy Provides Operational Updates Houston, Texas, December 7, 2023 – Talos Energy Inc. (“Talos” or the “Company”) (NYSE: TALO) today provides operational updates. • Talos expects the impact related to the Main Pass Oil Gathering pipeline shut-in to be immaterial to its fourth quarter 2023 results. Talos is among seven oil producers whose production has been shut-in sin

Regulation FD Disclosure

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): December 5, 2023 Talos Energy Inc. (Exact name of Registrant as Specified in Its Charter) Delaware 001-38497 82-3532642 (State or Other Jurisdiction of Incorporation) (Commission File

Regulation FD Disclosure, Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): December 1, 2023 Talos Energy Inc. (Exact name of Registrant as Specified in Its Charter) Delaware 001-38497 82-3532642 (State or Other Jurisdiction of Incorporation) (Commission File

Indemnification Agreement (John B. Spath).

Exhibit 10.1 INDEMNIFICATION AGREEMENT This Indemnification Agreement (“Agreement”), by and between Talos Energy Inc., a Delaware corporation (the “Company”), and John Spath (“Indemnitee”), executed as of December 1, 2023, will be effective as of the date of the Indemnitee’s appointment as Executive Vice President with the Company or any of its subsidiaries. This Agreement supersedes and replaces

Talos Energy Appoints John Spath as Executive Vice President and Head of Operations

Exhibit 99.1 Talos Energy Appoints John Spath as Executive Vice President and Head of Operations Houston, Texas, December 1, 2023 – Talos Energy Inc. (“Talos” or the “Company”) (NYSE: TALO) today announced the appointment of John Spath as Executive Vice President and Head of Operations, effective immediately. Mr. Spath will have responsibility for the Company’s upstream business operations. Mr. Sp

TALO / Talos Energy Inc / HELU CARLOS SLIM - SC 13G/A Passive Investment

SC 13G/A 1 ef20014375sc13ga.htm SC 13G/A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 1)* Talos Energy Inc. (the “Issuer”) (Name of Issuer) Common Stock, par value $0.01 per share (the “Common Shares”) (Title of Class of Securities) 87484T108 (CUSIP Number) November 7, 2023 (Date of Event Which Requires

Talos Energy Inc. Consolidated Balance Sheets (In thousands, except share amounts) September 30, 2023 December 31, 2022 (Unaudited) ASSETS Current assets: Cash and cash equivalents $ 13,631 $ 44,145 Accounts receivable: Trade, net 181,384 150,598 Joi

Exhibit 99.1 Talos Energy Announces Third Quarter 2023 Operational and Financial Results Houston, Texas, November 6, 2023 – Talos Energy Inc. (“Talos” or the “Company”) (NYSE: TALO) today announced its operational and financial results for fiscal quarter ended September 30, 2023. Third Quarter 2023 Highlights: • Production of 63.7 thousand barrels of oil equivalent per day (“MBoe/d”) (76% oil, 83%

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2023 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 001-38497 Talos Energy Inc.

Regulation FD Disclosure, Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): November 6, 2023 Talos Energy Inc. (Exact name of registrant as specified in its charter) Delaware 001-38497 82-3532642 (State or other jurisdiction of incorporation) (Commission File

Regulation FD Disclosure

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): September 27, 2023 Talos Energy Inc. (Exact name of registrant as specified in its charter) Delaware 001-38497 82-3532642 (State or other jurisdiction of incorporation) (Commission Fi

Talos Energy Completes Mexico Transaction with Grupo Carso

Exhibit 99.1 Talos Energy Completes Mexico Transaction with Grupo Carso Houston, Texas, September 27, 2023 – Talos Energy Inc. (“Talos” or the “Company”) (NYSE: TALO) and its Mexican subsidiary (“Talos Mexico”) today announced the closing of the sale of a 49.9% interest in Talos Mexico to Zamajal, S. A. de C.V., a wholly-owned subsidiary of Grupo Carso (“Carso”), a company controlled by the family

Talos Energy to Ring the NYSE Closing Bell and Announces Upcoming Conference Participation

Exhibit 99.1 Talos Energy to Ring the NYSE Closing Bell and Announces Upcoming Conference Participation Houston, September 5, 2023 – Talos Energy Inc. (NYSE: TALO) (“Talos” or the “Company”) today announced that, in celebration of its fifth anniversary as a publicly traded company, representatives will ring The Closing Bell® at the New York Stock Exchange at 4:00 p.m. ET on Wednesday, September 6,

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): September 5, 2023 Talos Energy In

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): September 5, 2023 Talos Energy Inc. (Exact name of Registrant as Specified in Its Charter) Delaware 001-38497 82-3532642 (State or Other Jurisdiction of Incorporation) (Commission Fil

TALO / Talos Energy Inc / HELU CARLOS SLIM - SCHEDULE 13G Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2023 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 001-38497 Talos Energy Inc.

Talos Energy Inc. Consolidated Balance Sheets (In thousands, except per share amounts) June 30, 2023 December 31, 2022 (Unaudited) ASSETS Current assets: Cash and cash equivalents $ 17,525 $ 44,145 Accounts receivable: Trade, net 157,329 150,598 Join

EX-99.1 Exhibit 99.1 Talos Energy Announces Second Quarter 2023 Operational and Financial Results Houston, Texas, August 8, 2023 – Talos Energy Inc. (“Talos” or the “Company”) (NYSE: TALO) today announced its operational and financial results for fiscal quarter ended June 30, 2023. Key Highlights: • Drilled a successful commercial discovery at the Talos-operated Sunspear prospect. • Announced a tr

Regulation FD Disclosure, Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): August 8, 2023 Talos Energy Inc. (Exact name of registrant as specified in its charter) Delaware 001-38497 82-3532642 (State or other jurisdiction of incorporation) (Commission File N

TALO / Talos Energy Inc / Riverstone Talos Energy Equityco Llc - SC 13D/A Activist Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934 (Amendment No. 7)* Talos Energy Inc. (Name of Issuer) Common Stock, par value $0.01 per share (Title of Class of Securities) 87484T108 (CUSIP Number) Chris Mathiesen c/o Riverstone Holdings LLC 712 Fifth Avenue, 36th Floor New York, NY 10019 (212) 993-0076 (Name, Address a

Indemnification Agreement (Sergio L. Maiworm, Jr.).

EX-10.1 Exhibit 10.1 INDEMNIFICATION AGREEMENT This Indemnification Agreement (“Agreement”) is made as of June 15, 2023 by and between Talos Energy Inc., a Delaware corporation (the “Company”), and Sergio Maiworm (“Indemnitee”). This Agreement supersedes and replaces any and all previous Agreements between the Company and Indemnitee covering the subject matter of this Agreement. RECITALS WHEREAS,

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): June 13, 2023 Talos Energy Inc. (

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): June 13, 2023 Talos Energy Inc. (Exact name of Registrant as Specified in Its Charter) Delaware 001-38497 82-3532642 (State or Other Jurisdiction of Incorporation) (Commission File Nu

Talos Energy Appoints New Chief Financial Officer

EX-99.1 Exhibit 99.1 Talos Energy Appoints New Chief Financial Officer Houston, Texas, June 15, 2023 – Talos Energy Inc. (“Talos” or the “Company”) (NYSE: TALO) today announced the appointment of Sergio L. Maiworm Jr. as the Company’s Chief Financial Officer (“CFO”) and Senior Vice President, effective as of July 1, 2023, replacing Shannon E. Young, III who has accepted a similar role with a large

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): June 6, 2023 Talos Energy Inc. (E

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): June 6, 2023 Talos Energy Inc. (Exact name of registrant as specified in its charter) Delaware 001-38497 82-3532642 (State or other jurisdiction of incorporation) (Commission File Num

Talos Energy Announces Mexico Transaction, Including Stake in Zama, With Grupo Carso

EX-99.1 Exhibit 99.1 Talos Energy Announces Mexico Transaction, Including Stake in Zama, With Grupo Carso Houston, Texas, May 25, 2023 – Talos Energy Inc. (“Talos” or the “Company”) (NYSE: TALO) today announced that Zamajal, S. A. de C.V., a wholly owned subsidiary of Grupo Carso (“Carso”), has agreed to acquire a 49.9% interest in Talos’s Mexican subsidiary (“Talos Mexico”), which holds the Compa

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 25, 2023 Talos Energy Inc. (E

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 25, 2023 Talos Energy Inc. (Exact name of registrant as specified in its charter) Delaware 001-38497 82-3532642 (State or other jurisdiction of incorporation) (Commission File Num

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 9, 2023 Talos Energy Inc. (Ex

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 9, 2023 Talos Energy Inc. (Exact name of registrant as specified in its charter) Delaware 001-38497 82-3532642 (State or other jurisdiction of incorporation) (Commission File Numb

Talos Energy Inc. Condensed Consolidated Balance Sheets (In thousands, except per share amounts) March 31, 2023 December 31, 2022 (Unaudited) ASSETS Current assets: Cash and cash equivalents $ 16,169 $ 44,145 Accounts receivable: Trade, net 169,850 1

EX-99.1 Exhibit 99.1 Talos Energy Announces First Quarter 2023 Operational and Financial Results Houston, Texas, May 8, 2023 – Talos Energy Inc. (“Talos” or the “Company”) (NYSE: TALO) today announced its operational and financial results for three months ended March 31, 2023. Additionally, the Company has updated its full year 2023 guidance as described further below. Key Highlights: • Authorized

Talos Energy Inc. 2021 Long Term Incentive Plan Restricted Stock Unit Grant Notice and Restricted Stock Unit Agreement (Directors) (incorporated by reference to Exhibit 10.5 to Talos Energy Inc.’s Form 10-Q (File No. 001-38497) filed with the SEC on May 9, 2023).

Exhibit 10.5 TALOS ENERGY INC. 2021 LONG TERM INCENTIVE PLAN RESTRICTED STOCK UNIT GRANT NOTICE Pursuant to the terms and conditions of the Talos Energy Inc. 2021 Long Term Incentive Plan, as amended from time to time (the “Plan”), Talos Energy Inc. (the “Company”) hereby grants to the individual listed below (“you” or the “Director”) the number of Restricted Stock Units (the “RSUs”) set forth bel

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2023 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 001-38497 Talos Energy Inc.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 8, 2023 Talos Energy Inc. (Ex

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 8, 2023 Talos Energy Inc. (Exact name of registrant as specified in its charter) Delaware 001-38497 82-3532642 (State or other jurisdiction of incorporation) (Commission File Numb

Filing Fee Table.

EX-FILING FEES Exhibit 107 Calculation of Filing Fee Tables Form S-3ASR (Form Type) Talos Energy Inc.

April 11, 2023

EX-99.3 Exhibit 99.3 April 11, 2023 Mr. Floyd Bone Talos Energy Inc. 333 Clay Street, Suite 3300 Houston, Texas 77002 Dear Mr. Bone: In accordance with your request, we have estimated the proved reserves and future revenue, as of December 31, 2022, to the EnVen Energy Ventures, LLC (EnVen) interest in certain oil and gas properties located in federal waters in the Gulf of Mexico. We completed our

Report of Independent Auditors

EX-99.1 Exhibit 99.1 Report of Independent Auditors To the Stockholders and the Board of Directors of EnVen Energy Corporation Opinion We have audited the consolidated financial statements of EnVen Energy Corporation and subsidiaries (the Company), which comprise the consolidated balance sheets as of December 31, 2021 and 2020, and the related consolidated statements of operations, comprehensive (

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): April 12, 2023 Talos Energy Inc.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): April 12, 2023 Talos Energy Inc. (Exact name of registrant as specified in its charter) Delaware 001-38497 82-3532642 (State or other jurisdiction of incorporation) (Commission File N

ENVEN ENERGY CORPORATION AND SUBSIDIARIES Condensed Consolidated Balance Sheets (In thousands, except share amounts) September 30, 2022 December 31, 2021 Assets: Current assets: Cash and cash equivalents $ 192,124 $ 88,930 Accounts receivable: Oil, n

EX-99.2 Exhibit 99.2 ENVEN ENERGY CORPORATION AND SUBSIDIARIES Condensed Consolidated Balance Sheets (In thousands, except share amounts) (Unaudited) September 30, 2022 December 31, 2021 Assets: Current assets: Cash and cash equivalents $ 192,124 $ 88,930 Accounts receivable: Oil, natural gas, and NGL revenue 60,856 56,323 Joint interest and other 16,575 11,961 Prepaid expenses and other current a

As filed with the U.S. Securities and Exchange Commission on April 12, 2023

S-3ASR Table of Contents As filed with the U.S. Securities and Exchange Commission on April 12, 2023 Registration No. 333- UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM S-3 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 Talos Energy Inc. (Exact name of registrant as specified in its charter) Delaware 82-3532642 (State or other jurisdiction of incorporation o

ENVEN ENERGY CORPORATION AND SUBSIDIARIES Financial Statements and Supplementary Data Table of Contents Page Report of Independent Auditors 2 Consolidated Balance Sheets as of December 31, 2022 and 2021 3 Consolidated Statements of Operations for the

EX-99.1 Exhibit 99.1 ENVEN ENERGY CORPORATION AND SUBSIDIARIES Financial Statements and Supplementary Data Table of Contents Page Report of Independent Auditors 2 Consolidated Balance Sheets as of December 31, 2022 and 2021 3 Consolidated Statements of Operations for the Years Ended December 31, 2022 and 2021 5 Consolidated Statements of Comprehensive Income (Loss) for the Years Ended December 31,

December 16, 2022

EX-99.4 Exhibit 99.4 December 16, 2022 Mr. Kendall J. Meyers EnVen Energy Ventures, LLC Suite 3200 609 Main Street Houston, Texas 77002 Dear Mr. Meyers: In accordance with your request, we have estimated the proved reserves and future revenue, as of December 31, 2021, to the EnVen Energy Ventures, LLC (EnVen) interest in certain oil and gas properties located in federal waters in the Gulf of Mexic

TALOS ENERGY INC. UNAUDITED PRO FORMA CONDENSED COMBINED FINANCIAL STATEMENTS

EX-99.3 Exhibit 99.3 Unless the context otherwise requires, references to: • “Talos,” “we,” “us,” “our,” or the “Company,” refer to Talos Energy Inc., a Delaware corporation; • “Talos Production” refer to Talos Production Inc., a Delaware corporation; • “Merger Sub Inc.” refer to Tide Merger Sub I Inc., a Delaware corporation and a wholly owned, direct subsidiary of Talos; • “Merger Sub LLC” refer

TALOS ENERGY INC. UNAUDITED PRO FORMA CONDENSED COMBINED FINANCIAL STATEMENTS

EX-99.2 Exhibit 99.2 Unless the context otherwise requires, references to: • “Talos,” “we,” “us,” “our,” or the “Company,” refer to Talos Energy Inc., a Delaware corporation; • “Talos Production” refer to Talos Production Inc., a Delaware corporation; • “Merger Sub Inc.” refer to Tide Merger Sub I Inc., a Delaware corporation and a wholly owned, direct subsidiary of Talos; • “Merger Sub LLC” refer

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K/A (Amendment No. 1) CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): April 12, 202

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K/A (Amendment No. 1) CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): April 12, 2023 (February 13, 2023) Talos Energy Inc. (Exact name of registrant as specified in its charter) Delaware 001-38497 82-3532642 (State or other jurisdict

TALO / Talos Energy Inc / Bain Capital Credit Managed Account (E), L.P. - AMENDMENT NO. 1 TO SCHEDULE 13G Passive Investment

SC 13G/A 1 ea176639-13ga1baintalos.htm AMENDMENT NO. 1 TO SCHEDULE 13G UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 13G (Amendment No. 1) UNDER THE SECURITIES EXCHANGE ACT OF 1934 TALOS ENERGY INC. (Name of Issuer) Common Stock (Title of Class of Securities) 87484T108 (CUSIP Number) April 5, 2023 (Date of Event Which Requires Filing of this Statement) Check the

Schedule 14A

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): March 23, 2023 TALOS ENERGY INC.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): March 23, 2023 TALOS ENERGY INC. (Exact name of registrant as specified in its charter) Delaware 001-38497 82-3532642 (State or other jurisdiction of incorporation) (Commission File N

Talos Energy and its Partners Announce Submission of Unit Development Plan for Zama Project in Mexico

EX-99.1 Exhibit 99.1 Talos Energy and its Partners Announce Submission of Unit Development Plan for Zama Project in Mexico Houston, TX, March 23, 2023, – Talos Energy Inc. (“Talos” or the “Company”) (NYSE: TALO) and the other Zama Unit Holders Wintershall Dea, Harbour Energy plc (“Harbour”) and Petróleos Mexicanos (“Pemex”), today announced that on March 23, 2023, Pemex, as operator, submitted the

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): March 20, 2023 TALOS ENERGY INC.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): March 20, 2023 TALOS ENERGY INC. (Exact name of registrant as specified in its charter) Delaware 001-38497 82-3532642 (State or other jurisdiction of incorporation) (Commission File N

Talos Energy Inc. Announces $100 Million Share Repurchase Authorization

EX-99.1 Exhibit 99.1 Talos Energy Inc. Announces $100 Million Share Repurchase Authorization HOUSTON, Texas, March 20, 2023 – Talos Energy Inc. (“Talos” or the “Company”) (NYSE: TALO) announced today that its Board of Directors approved a $100 million share repurchase program of the Company’s common stock. This approval grants Talos’s management the authority to repurchase shares opportunistically

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): March 6, 2023 Talos Energy Inc. (

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): March 6, 2023 Talos Energy Inc. (Exact name of registrant as specified in its charter) Delaware 001-38497 82-3532642 (State or other jurisdiction of incorporation) (Commission File Nu

List of Subsidiary Guarantors and Issuers of Guaranteed Securities (incorporated by reference to Exhibit 22.1 to Talos Energy Inc.'s Form 10-K (File No. 001-38497) filed with the SEC on March 1, 2023).

Exhibit 22.1 TALOS ENERGY INC. SUBSIDIARY GUARANTORS AND ISSUERS OF GUARANTEED SECURITIES 12.00% Second-Priority Senior Secured Notes due 2026 (“12.00% Notes”) Legal Entity Issuer Guarantor Jurisdiction of Formation Talos Production Inc. (“Issuer”) X Delaware Talos Energy Inc. (“Parent Guarantor”) X Delaware ANRP (Talos DC), LLC X Delaware CKB Petroleum, LLC X Delaware Energy Ventures GoM LLC X De

Instrument Type

EX-99.1 Exhibit 99.1 Talos Energy Announces Fourth Quarter and Full Year 2022 Results, Provides 2023 Guidance, and Announces Major CCS Acreage Expansion in Southeast Texas Houston, Texas, February 28, 2023 – Talos Energy Inc. (“Talos” or the “Company”) (NYSE: TALO) today announced its operational and financial results for the three and twelve months ended December 31, 2022. The Company also announ

Description of Registrant’s Securities Registered Pursuant to Section 12 of the Securities Exchange Act of 1934 (incorporated by reference to Exhibit 4.10 to Talos Energy Inc.’s Form 10-K (File No. 001-38497) filed with the SEC on March 1, 2023).

Exhibit 4.10 DESCRIPTION OF CAPITAL STOCK The following summary of the terms of our capital stock is not meant to be complete and is qualified in its entirety by reference to our Second Amended and Restated Certificate of Incorporation and our Second Amended and Restated Bylaws, which are filed as exhibits to this Annual Report on Form 10-K. In certain circumstances, the terms of such capital stoc

Netherland, Sewell & Associates, Inc. reserve report for Talos Energy Inc. as of December 31, 2022.

Exhibit 99.1 February 13, 2023 Mr. Floyd Bone Talos Energy Inc. 333 Clay Street, Suite 3300 Houston, Texas 77002 Dear Mr. Bone: In accordance with your request, we have audited the estimates prepared by Talos Energy Inc. (Talos), as of December 31, 2022, of the proved reserves and future revenue to the Talos interest in certain oil and gas properties located in Louisiana, Mississippi, Texas, and t

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): February 28, 2023 Talos Energy In

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): February 28, 2023 Talos Energy Inc. (Exact name of registrant as specified in its charter) Delaware 001-38497 82-3532642 (State or other jurisdiction of incorporation) (Commission Fil

Annual Report on Form 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) ☑ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2022 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 001-38497 Talos Energy In

List of Subsidiaries of Talos Energy Inc.

Exhibit 21.1 TALOS ENERGY INC. - LIST OF SUBSIDIARIES* Company Name Jurisdiction of Incorporation ANRP (Talos DC), LLC Delaware Talos Energy LLC Delaware Talos Energy México 7 S. de R. L. de C. V. Mexico Talos Energy Offshore LLC Delaware Talos Energy Offshore México 7 S. de R. L. de C. V. Mexico Talos Energy Operating Company LLC Delaware Talos Energy Phoenix LLC Delaware Talos ERT LLC Delaware T

TALO / Talos Energy Inc / ADAGE CAPITAL PARTNERS GP, L.L.C. - TALOS ENERGY, INC. Passive Investment

SC 13G 1 p23-0954sc13g.htm TALOS ENERGY, INC. SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. )* Talos Energy, Inc. (Name of Issuer) Common Stock, par value $0.01 per share (Title of Class of Securities) 87484T108 (CUSIP Number) February 13, 2023 (Date of Event Which Requires Filing of This Statement) Check the appropr

TALO / Talos Energy Inc / Bain Capital Credit Managed Account (E), L.P. - SCHEDULE 13G Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 13G UNDER THE SECURITIES EXCHANGE ACT OF 1934 TALOS ENERGY INC. (Name of Issuer) Common Stock (Title of Class of Securities) 87484T108 (CUSIP Number) February 13, 2023 (Date of Event Which Requires Filing of this Statement) Check the Appropriate Box to Designate the Rule Pursuant to Which this Schedule Is Filed: ☐ Rul

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): February 17, 2023 Talos Energy In

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): February 17, 2023 Talos Energy Inc. (Exact name of registrant as specified in its charter) Delaware 001-38497 82-3532642 (State or other jurisdiction of incorporation) (Commission Fil

Third Supplemental Indenture, dated as of February 13, 2023, among Talos Production Inc., Energy Ventures GoM LLC, EnVen Finance Corporation, each of the other guarantors party thereto and Wilmington Trust, National Association, as trustee and collateral agent (incorporated by reference to Exhibit 4.4 to Talos Energy Inc.’s Form 8-K (File No. 001-38497) filed with the SEC on February 14, 2023).

Exhibit 4.4 Execution Version THIRD SUPPLEMENTAL INDENTURE THIRD SUPPLEMENTAL INDENTURE (this “Supplemental Indenture”) dated as of February 13, 2023, among Talos Production Inc., a Delaware corporation (the “Issuer”), Energy Ventures GOM LLC, a Delaware limited liability company, EnVen Finance Corporation, a Delaware corporation, EnVen Energy Ventures, LLC, a Louisiana limited liability company,

Second Amended and Restated Bylaws of Talos Energy Inc. (incorporated by reference to Exhibit 3.2 to Talos Energy Inc.’s Form 8-K (File No. 001-38497) filed with the SEC on February 14, 2023).

Exhibit 3.2 SECOND AMENDED & RESTATED BYLAWS (the “Bylaws”) OF TALOS ENERGY INC. (the “Corporation”) A Delaware Corporation As Amended and Restated February 13, 2023 TABLE OF CONTENTS ARTICLE I OFFICES 1 Section 1.1 Registered Office 1 Section 1.2 Other Offices 1 Section 1.3 Books and Records 1 ARTICLE II STOCKHOLDERS 1 Section 2.1 Place of Meetings 1 Section 2.2 Quorum; Withdrawal During Meeting;

Regulation FD Disclosure, Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year, Entry into a Material Definitive Agreement, Termination of a Material Definitive Agreement, Material Modification to Rights of Security Holders, Financial Statements and Exhibits, Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant, Completion of Acquisition or Disposition of Assets

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 13, 2023 Talos Energy Inc. (Exact name of registrant as specified in its charter) Delaware 001-38497 82-3532642 (State or other jurisdiction of incorporation) (Commission Fil

Indenture, dated as of April 15, 2021, by and among Energy Ventures GoM LLC, EnVen Finance Corporation, Talos Production Inc. (as successor in interest to EnVen Energy Corporation), the other guarantors party thereto and Wilmington Trust, National Association, as trustee and as collateral agent (incorporated by reference to Exhibit 4.1 to Talos Energy Inc.’s Form 8-K (File No. 001-38497) filed with the SEC on February 14, 2023).

Exhibit 4.1 SENIOR SECURED SECOND LIEN NOTES INDENTURE Dated as of April 15, 2021 Among ENERGY VENTURES GoM LLC, ENVEN FINANCE CORPORATION, THE GUARANTORS LISTED ON THE SIGNATURE PAGES HERETO and WILMINGTON TRUST, NATIONAL ASSOCIATION, as Trustee and Collateral Agent 11.750% SENIOR SECURED SECOND LIEN NOTES DUE 2026 TABLE OF CONTENTS Page ARTICLE 1 DEFINITIONS AND INCORPORATION BY REFERENCE 1 SECT

Talos Energy Completes Acquisition of EnVen Energy Corporation

Exhibit 99.1 Talos Energy Completes Acquisition of EnVen Energy Corporation Houston, TX, February 13, 2023, – Talos Energy Inc. (“Talos” or the “Company”) (NYSE: TALO) announced the completion of its previously announced acquisition of EnVen Energy Corporation (“EnVen”). The Company expects to provide 2023 financial and operational guidance for the combined company to investors concurrently with t

Second Supplemental Indenture, dated as of February 13, 2023, among Talos Production Inc., each of the other guarantors party thereto and Wilmington Trust, National Association, as trustee and collateral agent (incorporated by reference to Exhibit 4.2 to Talos Energy Inc.’s Form 8-K (File No. 001-38497) filed with the SEC on February 14, 2023)

Exhibit 4.2 Execution Version SECOND SUPPLEMENTAL INDENTURE Second Supplemental Indenture (this “Supplemental Indenture”), dated as of February 13, 2023, among Talos Production Inc., a Delaware corporation (“Talos Production”) (as successor to Merger Sub LLC (as defined below), successor to EnVen Energy Corporation (“EnVen”)), each of the other guarantors listed in Schedule I hereto (each, a “Guar

Second Amended and Restated Certificate of Incorporation of Talos Energy Inc. (incorporated by reference to Exhibit 3.1 to Talos Energy Inc.’s Form 8-K (File No. 001-38497) filed with the SEC on February 14, 2023).

Exhibit 3.1 SECOND AMENDED AND RESTATED CERTIFICATE OF INCORPORATION OF TALOS ENERGY INC. Talos Energy Inc., a corporation organized and existing under the laws of the State of Delaware (the “Corporation”), hereby certifies as follows: 1. The name of the Corporation immediately prior to the effectiveness of this Second Amended and Restated Certificate of Incorporation is Talos Energy Inc. 2. The C

Letter Agreement, dated February 13, 2023, by and between Talos Energy Inc., Riverstone Talos Energy EquityCo LLC, Riverstone Talos Energy DebtCo LLC, ILX Holdings II, LLC and Riverstone V Castex 2014 Holdings, L.P. (incorporated by reference to Exhibit 10.3 to Talos Energy Inc.’s Form 8-K (File No. 001-38497) filed with the SEC on February 14, 2023).

Exhibit 10.3 TALOS ENERGY INC. 333 Clay Street, Suite 3300 Houston, Texas 77002 February 13, 2023 Riverstone Talos Energy EquityCo LLC Riverstone Talos Energy Debtc\Co LLC ILX Holdings II, LLC Riverstone V Castex 2014 Holdings, L.P. c/o Riverstone Investment Group LLC 712 Fifth Avenue, 36th Floor New York, New York 10019 Attention: General Counsel E-mail: [email protected] Re: Termination of

Indemnification Agreement (Richard Sherrill) (incorporated by reference to Exhibit 10.2 to Talos Energy Inc.’s Form 8-K (File No. 001-38497) filed with the SEC on February 14, 2023).

Exhibit 10.2 Execution Version INDEMNIFICATION AGREEMENT This Indemnification Agreement (“Agreement”), by and between Talos Energy Inc., a Delaware corporation (the “Company”), and Richard M. Sherrill (“Indemnitee”), executed as of February 13, 2023, will be effective as of the commencement of Indemnitee’s employment with the Company or any of its subsidiaries. This Agreement supersedes and replac

Indemnification Agreement (Shandell Szabo) (incorporated by reference to Exhibit 10.1 to Talos Energy Inc.’s Form 8-K (File No. 001-38497) filed with the SEC on February 14, 2023).

Exhibit 10.1 Execution Version INDEMNIFICATION AGREEMENT This Indemnification Agreement (“Agreement”), by and between Talos Energy Inc., a Delaware corporation (the “Company”), and Shandell M. Szabo (“Indemnitee”), executed as of February 13, 2023, will be effective as of the commencement of Indemnitee’s employment with the Company or any of its subsidiaries. This Agreement supersedes and replaces

TALO / Talos Energy Inc / VANGUARD GROUP INC - SCHEDULE 13G Passive Investment

SC 13G 1 tv02005-talosenergyinc.htm SCHEDULE 13G SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 Name of issuer: Talos Energy Inc. Title of Class of Securities: Common Stock CUSIP Number: 87484T108 Date of Event Which Requires Filing of this Statement: December 30, 2022 Check the appropriate box to designate the rule pursuant to whic

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): February 8, 2023 Talos Energy Inc

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): February 8, 2023 Talos Energy Inc. (Exact name of registrant as specified in its charter) Delaware 001-38497 82-3532642 (State or other jurisdiction of incorporation) (Commission File

Talos Energy Announces Stockholder Approval for Acquisition of EnVen Energy Corporation

EX-99.1 Exhibit 99.1 Talos Energy Announces Stockholder Approval for Acquisition of EnVen Energy Corporation Houston, TX, February 8, 2023, – Talos Energy Inc. (“Talos” or the “Company”) (NYSE: TALO) announced today that all of the proposals related to its previously announced acquisition of EnVen Energy Corporation (“EnVen”) were approved by the requisite holders of Talos common stock at the Comp

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): January 11, 2023 Talos Energy Inc. (Exact name of registrant as specified in its charter) Delaware 001-38497 82-3532642 (State or other jurisdiction of incorporation) (Commission File

Talos Energy Sets Special Meeting Date For Stockholder Approval Of Its Acquisition of EnVen

Exhibit 99.1 Talos Energy Sets Special Meeting Date For Stockholder Approval Of Its Acquisition of EnVen Houston, Texas, January 11, 2023 – Talos Energy Inc. (“Talos” or the “Company”) (NYSE: TALO) announced that the U.S. Securities and Exchange Commission has declared effective its Registration Statement on Form S-4 related to its previously announced acquisition of EnVen Energy Corporation (“EnV

Talos Energy Sets Special Meeting Date For Stockholder Approval Of Its Acquisition of EnVen

Exhibit 99.1 Talos Energy Sets Special Meeting Date For Stockholder Approval Of Its Acquisition of EnVen Houston, Texas, January 11, 2023 – Talos Energy Inc. (“Talos” or the “Company”) (NYSE: TALO) announced that the U.S. Securities and Exchange Commission has declared effective its Registration Statement on Form S-4 related to its previously announced acquisition of EnVen Energy Corporation (“EnV

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): January 11, 2023 Talos Energy Inc

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): January 11, 2023 Talos Energy Inc. (Exact name of registrant as specified in its charter) Delaware 001-38497 82-3532642 (State or other jurisdiction of incorporation) (Commission File

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A PROXY STATEMENT PURSUANT TO SECTION 14(a) OF THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No. )

DEFM14A Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

SPECIAL MEETING—YOUR VOTE IS VERY IMPORTANT

424B3 Table of Contents Filed Pursuant to Rule 424(b)(3) Registration No. 333-268036 SPECIAL MEETING—YOUR VOTE IS VERY IMPORTANT Dear Stockholders of Talos Energy Inc.: On behalf of the board of directors of Talos Energy Inc. (“Talos,” the “Company,” “we,” “us” or “our”), we are pleased to enclose the accompanying proxy statement/consent solicitation statement/prospectus relating to (i) the propos

TALOS ENERGY INC. 333 Clay Street, Suite 3300 Houston, Texas 77002

TALOS ENERGY INC. 333 Clay Street, Suite 3300 Houston, Texas 77002 January 6, 2023 Via EDGAR U.S. Securities and Exchange Commission Division of Corporation Finance 100 F Street, N.E. Washington, D.C. 20549-3561 Re: Talos Energy Inc. Registration Statement on Form S-4, as amended File No. 333-268036 Ladies and Gentlemen: On behalf of Talos Energy Inc. (the “Registrant”), and pursuant to Rule 461 p

Important Information for Investors and Shareholders Important Information for Investors and Shareholders This communication does not constitute an offer to sell or the solicitation of an offer to buy any securities or a solicitation of any vote or a

Exhibit 99.1 January 2023 Investor Presentation Important Information for Investors and Shareholders Important Information for Investors and Shareholders This communication does not constitute an offer to sell or the solicitation of an offer to buy any securities or a solicitation of any vote or approval. In connection with the proposed Merger, Talos has filed with the U.S. Securities and Exchange

Important Information for Investors and Shareholders Important Information for Investors and Shareholders This communication does not constitute an offer to sell or the solicitation of an offer to buy any securities or a solicitation of any vote or a

Exhibit 99.1 January 2023 Investor Presentation Important Information for Investors and Shareholders Important Information for Investors and Shareholders This communication does not constitute an offer to sell or the solicitation of an offer to buy any securities or a solicitation of any vote or approval. In connection with the proposed Merger, Talos has filed with the U.S. Securities and Exchange

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): January 6, 2023 Talos Energy Inc.

425 1 d423819d425.htm 425 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): January 6, 2023 Talos Energy Inc. (Exact name of registrant as specified in its charter) Delaware 001-38497 82-3532642 (State or other jurisdiction of incorp

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): January 6, 2023 Talos Energy Inc. (Exact name of registrant as specified in its charter) Delaware 001-38497 82-3532642 (State or other jurisdiction of incorporation) (Commission File