OMEX / Odyssey Marine Exploration, Inc. - Pengajuan SECLaporan Tahunan, Pernyataan Proksi

Odyssey Marine Exploration, Inc.
US ˙ NasdaqCM ˙ US6761182012

Mga Batayang Estadistika
LEI 549300KNVIY6EZIJ2221
CIK 798528
SEC Filings
All companies that sell securities in the United States must register with the Securities and Exchange Commission (SEC) and file reports on a regular basis. These reports include company annual reports (10K, 10Q), news updates (8K), investor presentations (found in 8Ks), insider trades (form 4), ownership reports (13D, and 13G), and reports related to the specific securities sold, such as registration statements and prospectus. This page shows recent SEC filings related to Odyssey Marine Exploration, Inc.
SEC Filings (Chronological Order)
Halaman ini menyediakan daftar lengkap dan kronologis dari Pengajuan SEC, tidak termasuk pengajuan kepemilikan yang kami sediakan di tempat lain.
August 19, 2025 EX-10.5

Third Amendment to Securities Purchase Agreement dated June 11, 2025

Exhibit 10.5 THIRD AMENDMENT TO SECURITIES PURCHASE AGREEMENT This THIRD AMENDMENT TO SECURITIES PURCHASE AGREEMENT (this “Amendment”), dated as of June 11, 2025, is by and among ODYSSEY MARINE EXPLORATION, INC., a Nevada corporation (the “Company”), and each purchaser identified on the signature pages hereto (each, including its successors and assigns, a “Purchaser” and collectively the “Purchase

August 19, 2025 EX-10.7

Form of Amended and Restated Equity Exchange Agreement dated June 27, 2025

Exhibit 10.7 NEITHER THIS AGREEMENT NOR THE SECURITIES ISSUABLE HEREUNDER HAVE BEEN REGISTERED UNDER THE SECURITIES ACT OF 1933 OR THE SECURITIES LAWS OF ANY STATE OR ANY OTHER JURISDICTION. THE PURCHASE OF THE SECURITIES INVOLVES A HIGH DEGREE OF RISK AND SHOULD BE CONSIDERED ONLY BY A PERSON WHO CAN BEAR THE RISK OF THE LOSS OF HIS ENTIRE INVESTMENT. Amended and Restated Equity Exchange Agreemen

August 19, 2025 EX-10.3

Shareholders Agreement dated June 4, 2025

Exhibit 10.3 Execution Version SHAREHOLDERS AGREEMENT by and among CAPITAL LATINOAMERICANO, S.A. DE C.V., ODYSSEY MARINE EXPLORATION INC., OceÁnica Resources México, S. de R.L. de C.V. and PhosAgMex, S.A.P.I. DE C.V. dated as of June 4, 2025 TABLE OF CONTENTS Page Article I DEFINITIONS 2 Section 1.1 Definitions 2 Section 1.2 General Interpretive Principles 7 Article II CERTAIN AGREEMENTS AND UNDER

August 19, 2025 EX-10.2

Second Amendment to Securities Purchase Agreement dated May 14, 2025

Exhibit 10.2 SECOND AMENDMENT TO SECURITIES PURCHASE AGREEMENT This SECOND AMENDMENT TO SECURITIES PURCHASE AGREEMENT (this “Amendment”), dated as of May 14, 2025, is by and among ODYSSEY MARINE EXPLORATION, INC., a Nevada corporation (the “Company”), and each purchaser identified on the signature pages hereto (each, including its successors and assigns, a “Purchaser” and collectively the “Purchas

August 19, 2025 EX-10.6

Fourth Amendment to Securities Purchase Agreement dated June 20, 2025

Exhibit 10.6 FOURTH AMENDMENT TO SECURITIES PURCHASE AGREEMENT This FOURTH AMENDMENT TO SECURITIES PURCHASE AGREEMENT (this “Amendment”), dated as of June 20, 2025, is by and among ODYSSEY MARINE EXPLORATION, INC., a Nevada corporation (the “Company”), and each purchaser identified on the signature pages hereto (each, including its successors and assigns, a “Purchaser” and collectively the “Purcha

August 19, 2025 10-Q

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ 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 001-31895 ODYSSEY MARINE EXPLORA

August 19, 2025 EX-10.1

First Amendment to Securities Purchase Agreement dated April 28, 2025

Exhibit 10.1 FIRST AMENDMENT TO SECURITIES PURCHASE AGREEMENT This FIRST AMENDMENT TO SECURITIES PURCHASE AGREEMENT (this “Amendment”), dated as of April 28, 2025, is by and among ODYSSEY MARINE EXPLORATION, INC., a Nevada corporation (the “Company”), and each purchaser identified on the signature pages hereto (each, including its successors and assigns, a “Purchaser” and collectively the “Purchas

August 19, 2025 EX-10.4

Amended and Restated Amendment to Joint Venture Agreement and Joinder dated August 18, 2025

Exhibit 10.4 Execution Version AMENDED AND RESTATED AMENDMENT TO JOINT VENTURE AGREEMENT AND JOINDER This AMENDED AND RESTATED AMENDMENT TO JOINT VENTURE AGREEMENT AND JOINDER (this “Amendment”) entered into on August 18, 2025, but effective for all purposes as of June 5, 2025 (the “Amended Effective Date”), is made by and among: Capital Latinoamericano, S.A. de C.V., a corporation organized under

August 15, 2025 NT 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 12b-25 NOTIFICATION OF LATE FILING (Check one):  ☐ Form 10-K  ☐ Form 20-F  ☐ Form 11-K  ☒ Form 10-Q  ☐ Form 10-D  ☐ Form N-CEN  ☐ Form N-CSR For Period Ended: June 30, 2025

NT 10-Q UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 12b-25 NOTIFICATION OF LATE FILING (Check one):  ☐ Form 10-K  ☐ Form 20-F  ☐ Form 11-K  ☒ Form 10-Q  ☐ Form 10-D  ☐ Form N-CEN  ☐ Form N-CSR For Period Ended: June 30, 2025 ☐ Transition Report on Form 10-K ☐ Transition Report on Form 20-F ☐ Transition Report on Form 11-K ☐ Transition Report on Form 10-Q For the Tr

August 14, 2025 8-K

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, 2025 ODYSSEY MARINE EXP

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, 2025 ODYSSEY MARINE EXPLORATION, INC. (Exact name of registrant as specified in its charter) Nevada 001-31895 84-1018684 (State or Other Jurisdiction of Incorporation) (Comm

August 1, 2025 8-K

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): July 28, 2025 ODYSSEY MARINE EXPL

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): July 28, 2025 ODYSSEY MARINE EXPLORATION, INC. (Exact name of registrant as specified in its charter) Nevada 001-31895 84-1018684 (State or Other Jurisdiction of Incorporation) (Commi

June 10, 2025 8-K

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, 2025 ODYSSEY MARINE EXPLO

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, 2025 ODYSSEY MARINE EXPLORATION, INC. (Exact name of registrant as specified in its charter) Nevada 001-31895 84-1018684 (State or Other Jurisdiction of Incorporation) (Commis

May 12, 2025 10-Q

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ 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 001-31895 ODYSSEY MARINE EXPLOR

May 9, 2025 8-K

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 7, 2025 ODYSSEY MARINE EXPLOR

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 7, 2025 ODYSSEY MARINE EXPLORATION, INC. (Exact name of registrant as specified in its charter) Nevada 001-31895 84-1018684 (State or Other Jurisdiction of Incorporation) (Commiss

April 28, 2025 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 SCHEDULE 14A (RULE 14a-101) Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 SCHEDULE 14A (RULE 14a-101) Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No.

April 25, 2025 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

DEFA14A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) SCHEDULE 14A INFORMATION 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

April 25, 2025 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) SCHEDULE 14A INFORMATION 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 (Rule 14a-101) SCHEDULE 14A INFORMATION 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

April 25, 2025 424B5

$50,000,000 Common Stock Preferred Stock

424B5 Table of Contents Filed Pursuant to Rule 424(b)(5) Registration No. 333-286323 PROSPECTUS $50,000,000 Common Stock Preferred Stock Warrants From time to time, we may sell common stock, preferred stock, and/or warrants with a maximum aggregate offering price of $50,000,000. We will describe in one or more prospectus supplements the securities we are offering and selling, as well as the specif

April 17, 2025 RW WD

ODYSSEY MARINE EXPLORATION, INC. 205 S. Hoover Boulevard Suite 210 Tampa, Florida 33609 April 17, 2025

RW WD ODYSSEY MARINE EXPLORATION, INC. 205 S. Hoover Boulevard Suite 210 Tampa, Florida 33609 April 17, 2025 VIA EDGAR Securities and Exchange Commission Division of Corporate Finance Office of Energy & Transportation 100 F Street N.E. Washington, D.C. 20549 Re: Odyssey Marine Exploration, Inc. Offering Statement on Form 1-A Form RW Filed April 11, 2025 File No. 024-12559 Ladies and Gentlemen: On

April 17, 2025 1-A-W

ODYSSEY MARINE EXPLORATION, INC. 205 S. Hoover Boulevard Suite 210 Tampa, Florida 33609 April 17, 2025

1-A-W ODYSSEY MARINE EXPLORATION, INC. 205 S. Hoover Boulevard Suite 210 Tampa, Florida 33609 April 17, 2025 VIA EDGAR Securities and Exchange Commission Division of Corporate Finance Office of Energy & Transportation 100 F Street N.E. Washington, D.C. 20549 Re: Odyssey Marine Exploration, Inc. Offering Statement on Form 1-A File No. 024-12559 Ladies and Gentlemen: Pursuant to Rule 259(a) promulga

April 16, 2025 CORRESP

ODYSSEY MARINE EXPLORATION, INC. 205 S. Hoover Boulevard Suite 210 Tampa, Florida 33609 April 16, 2025

CORRESP ODYSSEY MARINE EXPLORATION, INC. 205 S. Hoover Boulevard Suite 210 Tampa, Florida 33609 April 16, 2025 VIA EDGAR Securities and Exchange Commission Division of Corporate Finance Office of Energy & Transportation 100 F Street N.E. Washington, D.C. 20549 Re: Odyssey Marine Exploration, Inc. Registration Statement on Form S-3 SEC Registration No.: 333-286323 Ladies and Gentlemen: On behalf of

April 11, 2025 RW

ODYSSEY MARINE EXPLORATION, INC. 205 S. Hoover Boulevard Suite 210 Tampa, Florida 33609 April 11, 2025

ODYSSEY MARINE EXPLORATION, INC. 205 S. Hoover Boulevard Suite 210 Tampa, Florida 33609 April 11, 2025 VIA EDGAR Securities and Exchange Commission Division of Corporate Finance Office of Energy & Transportation 100 F Street N.E. Washington, D.C. 20549 Re: Odyssey Marine Exploration, Inc. Offering Statement on Form 1-A File No. 024-12559 Ladies and Gentlemen: Pursuant to Rule 477 promulgated under

April 11, 2025 RW WD

ODYSSEY MARINE EXPLORATION, INC. 205 S. Hoover Boulevard Suite 210 Tampa, Florida 33609 April 11, 2025

ODYSSEY MARINE EXPLORATION, INC. 205 S. Hoover Boulevard Suite 210 Tampa, Florida 33609 April 11, 2025 VIA EDGAR Securities and Exchange Commission Division of Corporate Finance Office of Energy & Transportation 100 F Street N.E. Washington, D.C. 20549 Re: Odyssey Marine Exploration, Inc. Registration Statement on Form S-3 Form RW File No. 333-261592 Ladies and Gentlemen: On April 8, 2025, Odyssey

April 11, 2025 RW WD

ODYSSEY MARINE EXPLORATION, INC. 205 S. Hoover Boulevard Suite 210 Tampa, Florida 33609 April 11, 2025

ODYSSEY MARINE EXPLORATION, INC. 205 S. Hoover Boulevard Suite 210 Tampa, Florida 33609 April 11, 2025 VIA EDGAR Securities and Exchange Commission Division of Corporate Finance Office of Energy & Transportation 100 F Street N.E. Washington, D.C. 20549 Re: Odyssey Marine Exploration, Inc. Offering Statement on Form 1-A Form RW File No. 024-12559 Ladies and Gentlemen: On April 8, 2025, Odyssey Mari

April 11, 2025 RW WD

ODYSSEY MARINE EXPLORATION, INC. 205 S. Hoover Boulevard Suite 210 Tampa, Florida 33609 April 11, 2025

ODYSSEY MARINE EXPLORATION, INC. 205 S. Hoover Boulevard Suite 210 Tampa, Florida 33609 April 11, 2025 VIA EDGAR Securities and Exchange Commission Division of Corporate Finance Office of Energy & Transportation 100 F Street N.E. Washington, D.C. 20549 Re: Odyssey Marine Exploration, Inc. Registration Statement on Form S-3 Amendment No. 1 to Registration Statement on Form S-3 Form RW File No. 333-

April 11, 2025 RW

ODYSSEY MARINE EXPLORATION, INC. 205 S. Hoover Boulevard Suite 210 Tampa, Florida 33609 April 11, 2025

ODYSSEY MARINE EXPLORATION, INC. 205 S. Hoover Boulevard Suite 210 Tampa, Florida 33609 April 11, 2025 VIA EDGAR Securities and Exchange Commission Division of Corporate Finance Office of Energy & Transportation 100 F Street N.E. Washington, D.C. 20549 Re: Odyssey Marine Exploration, Inc. Registration Statement on Form S-3 Amendment No. 1 to Registration Statement on Form S-3 File No. 333-272092 L

April 8, 2025 RW

ODYSSEY MARINE EXPLORATION, INC. 205 S. Hoover Boulevard Suite 210 Tampa, Florida 33609 April 7, 2025

ODYSSEY MARINE EXPLORATION, INC. 205 S. Hoover Boulevard Suite 210 Tampa, Florida 33609 April 7, 2025 VIA EDGAR Securities and Exchange Commission Division of Corporate Finance Office of Energy & Transportation 100 F Street N.E. Washington, D.C. 20549 Re: Odyssey Marine Exploration, Inc. Offering Statement on Form 1-A File No. 024-12559 Ladies and Gentlemen: Pursuant to Rule 477 promulgated under

April 8, 2025 RW

ODYSSEY MARINE EXPLORATION, INC. 205 S. Hoover Boulevard Suite 210 Tampa, Florida 33609 April 7, 2025

ODYSSEY MARINE EXPLORATION, INC. 205 S. Hoover Boulevard Suite 210 Tampa, Florida 33609 April 7, 2025 VIA EDGAR Securities and Exchange Commission Division of Corporate Finance Office of Energy & Transportation 100 F Street N.E. Washington, D.C. 20549 Re: Odyssey Marine Exploration, Inc. Registration Statement on Form S-3 File No. 333-261592 Ladies and Gentlemen: Pursuant to Rule 477 promulgated u

April 8, 2025 RW

ODYSSEY MARINE EXPLORATION, INC. 205 S. Hoover Boulevard Suite 210 Tampa, Florida 33609 April 7, 2025

RW ODYSSEY MARINE EXPLORATION, INC. 205 S. Hoover Boulevard Suite 210 Tampa, Florida 33609 April 7, 2025 VIA EDGAR Securities and Exchange Commission Division of Corporate Finance Office of Energy & Transportation 100 F Street N.E. Washington, D.C. 20549 Re: Odyssey Marine Exploration, Inc. Registration Statement on Form S-3 Amendment No. 1 to Registration Statement on Form S-3 File No. 333-272092

April 8, 2025 8-K

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 4, 2025 ODYSSEY MARINE EXPLORATION, INC. (Exact name of registrant as specified in its charter) Nevada 001-31895 84-1018684 (State or Other Jurisdiction of Incorporation) (Commi

April 1, 2025 EX-FILING FEES

Filing Fee Table.

Exhibit 107.01 CALCULATION OF FILING FEE TABLE Form S-1 (Form Type) Odyssey Marine Exploration, Inc. (Exact Name of Registrant as Specified in its Charter) Table 1: Newly Registered Securities Security Type Security Class Title Fee Calculation or Carry Forward Rule Amount Registered (1) Proposed Maximum Offering Price Per Unit (2) Maximum Aggregate Offering Price Fee Rate Amount of Registration Fe

April 1, 2025 EX-5.01

Consent of Akerman LL (included in Exhibit 5.01)

EX-5.01 Exhibit 5.01 Akerman LLP 401 E. Jackson Street Suite 1700 Tampa, FL 33602-5250 T: 813 223 7333 F: 813 223 2837 April 1, 2025 Odyssey Marine Exploration, Inc. 205 S. Hoover Boulevard Suite 210 Tampa, Florida 33609 Re: Registration Statement on Form S-3 Ladies and Gentlemen: We have acted as counsel to Odyssey Marine Exploration, Inc., a Nevada corporation (the “Company”), in connection with

April 1, 2025 EX-23.01

Consent of Grant Thornton LLP, Independent Accountants.

EX-23.01 Exhibit 23.01 CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM We have issued our report dated March 31, 2025 with respect to the consolidated financial statements of Odyssey Marine Exploration, Inc. included in the Annual Report on Form 10-K for the year ended December 31, 2024, which are incorporated by reference in this Registration Statement. We consent to the incorporation by

April 1, 2025 S-3

As filed with the Securities and Exchange Commission on April 1, 2025

Table of Contents As filed with the Securities and Exchange Commission on April 1, 2025 Registration No.

March 31, 2025 EX-97.1

Executive Officer Clawback Policy

ODYSSEY MARINE EXPLORATION, INC. POLICY FOR THE RECOVERY OF ERRONEOUSLY AWARDED COMPENSATION A. OVERVIEW In accordance with the applicable rules of The Nasdaq Stock Market (the “Nasdaq Rules”), Section 10D and Rule 10D-1 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”) (“Rule 10D-1”), the Board of Directors (the “Board”) of Odyssey Marine Exploration, Inc. (the “Company”) ha

March 31, 2025 EX-19.1

Insider Trading Policy

INSIDER TRADING POLICY 1.0 Purpose The purchase or sale of securities while aware of material nonpublic information, or the disclosure of material nonpublic information to others who then trade in the Company's securities, is prohibited by the federal securities laws. Insider trading violations are pursued vigorously by the SEC and the U.S. Attorneys and are punished severely. While the regulatory

March 31, 2025 EX-21.1

Subsidiaries of the Registrant

Exhibit 21.1 Subsidiaries of the Registrant Subsidiary (1) Jurisdiction of Incorporation or Organization Odyssey Marine Services, Inc. Nevada OVH, Inc. Nevada Marine Exploration Holding, LLC Nevada Odyssey Marine Entertainment, Inc. Nevada Odyssey Marine Minerals, LLC Nevada Odyssey Marine Management, Ltd. Bahamas Oceania Marine Operations S.R.L. Panama Odyssey Marine Enterprises, Ltd. Bahamas Oce

March 31, 2025 10-K

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

Table of Contents critical1 UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.

March 3, 2025 EX-99.1

Odyssey Marine Exploration Appoints Larissa Pommeraud to its Board of Directors

EX-99.1 Exhibit 99.1 PRESS RELEASE CONTACT: Liz Shows Odyssey Marine Exploration, Inc. (813) 876-1776 [email protected] Odyssey Marine Exploration Appoints Larissa Pommeraud to its Board of Directors TAMPA, Fla., March 3, 2025 (BUSINESSWIRE) – Odyssey Marine Exploration, Inc. (NASDAQ: OMEX), a global leader in ocean exploration and sustainable mineral resource development, today announced t

March 3, 2025 8-K

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): February 25, 2025 ODYSSEY MARINE EXPLORATION, INC. (Exact name of registrant as specified in its charter) Nevada 001-31895 84-1018684 (State or Other Jurisdiction of Incorporation) (C

February 14, 2025 EX-1

AGREEMENT REGARDING JOINT FILING OF STATEMENT ON SCHEDULE 13G

EX-1 2 exhibit1.htm EXHIBIT 1 AGREEMENT REGARDING JOINT FILING OF STATEMENT ON SCHEDULE 13G The undersigned acknowledge and agree that the foregoing statement on Schedule 13G is filed on behalf of each of the undersigned and that all subsequent amendments to this statement on Schedule 13G shall be filed on behalf of each of the undersigned without the necessity of filing additional joint filing ag

February 7, 2025 424B1

40,924,202 Shares Common Stock

Table of Contents Filed Pursuant to Rule 424(b)(1) Registration No. 333-284491 PROSPECTUS 40,924,202 Shares Common Stock The selling stockholders listed in this prospectus under the section “Selling Stockholders,” or their permitted transferees, are offering an aggregate of up to 40,924,202 shares of our common stock (a) issued or issuable pursuant to a securities purchase agreement, (b) issuable

February 5, 2025 CORRESP

ODYSSEY MARINE EXPLORATION, INC. 205 S. Hoover Boulevard Suite 210 Tampa, Florida 33609 February 5, 2025

CORRESP ODYSSEY MARINE EXPLORATION, INC. 205 S. Hoover Boulevard Suite 210 Tampa, Florida 33609 February 5, 2025 VIA EDGAR Securities and Exchange Commission Division of Corporate Finance Office of Energy & Transportation 100 F Street N.E. Washington, D.C. 20549 Re: Odyssey Marine Exploration, Inc. Registration Statement on Form S-1 SEC Registration No.: 333-284491 Ladies and Gentlemen: On behalf

January 27, 2025 PART II AND III

PRELIMINARY OFFERING CIRCULAR DATED JANUARY 24, 2025

Table of Contents PRELIMINARY OFFERING CIRCULAR DATED JANUARY 24, 2025 AN OFFERING STATEMENT PURSUANT TO REGULATION A RELATING TO THESE SECURITIES HAS BEEN FILED WITH THE SECURITIES AND EXCHANGE COMMISSION.

January 27, 2025 EX1A-12 OPN CNSL

January 24, 2025

EX1A-12 OPN CNSL Exhibit 12.1 Akerman LLP 401 E. Jackson Street Suite 1700 Tampa, FL 33602-5250 January 24, 2025 Odyssey Marine Exploration, Inc. 205 South Hoover Boulevard Suite 210 Tampa, Florida 33609 Re: Offering Statement on Form 1-A Ladies and Gentleman: This opinion letter is being furnished in connection with the filing, with the Securities and Exchange Commission on or about the date here

January 27, 2025 EX1A-11 CONSENT

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

EX1A-11 CONSENT Exhibit 11.1 CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM We have issued our report dated May 17, 2024, with respect to the consolidated financial statements of Odyssey Marine Exploration, Inc. contained in the Offering Statement filed by Odyssey Marine Exploration, Inc. under Regulation A of the Securities Act of 1933. We consent to the use of the aforementioned report

January 27, 2025 EX1A-6 MAT CTRCT

AMENDED AND RESTATED REGISTRATION RIGHTS AGREEMENT

EX-6.28 MAT CTRCT Exhibit 6.28 Execution Version AMENDED AND RESTATED REGISTRATION RIGHTS AGREEMENT This AMENDED AND RESTATED REGISTRATION RIGHTS AGREEMENT (this “Agreement”), dated as of December  , 2024 (the “Effective Date”), by and among ODYSSEY MARINE EXPLORATION, INC., a Nevada corporation, with its principal offices at 205 S. Hoover Blvd. Suite 210, Tampa, Florida 33609 (the “Company”), and

January 24, 2025 EX-5.01

Consent of Akerman LLP (included in Exhibit 5.01).

EX-5.01 Exhibit 5.01 Akerman LLP 401 E. Jackson Street Suite 1700 Tampa, FL 33602-5250 January 24, 2025 Odyssey Marine Exploration, Inc. 205 South Hoover Boulevard Suite 210 Tampa, Florida 33609 Re: Registration Statement on Form S-1 Ladies and Gentleman: This opinion letter is being furnished in connection with the filing, with the Securities and Exchange Commission on or about the date hereof, u

January 24, 2025 EX-FILING FEES

Filing Fee Table.

Exhibit 107 CALCULATION OF FILING FEE TABLE Form S-8 (Form Type) Odyssey Marine Exploration, Inc.

January 24, 2025 EX-FILING FEES

Filing Fee Table.

Exhibit 107.01 CALCULATION OF FILING FEE TABLE Form S-1 (Form Type) Odyssey Marine Exploration, Inc. (Exact Name of Registrant as Specified in its Charter) Table 1: Newly Registered Securities Security Type Security Class Title Fee Calculation or Carry Forward Rule Amount Registered(1) Proposed Maximum Offering Price Per Unit(2) Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee

January 24, 2025 EX-23.01

Consent of Grant Thornton LLP, Independent Registered Public Accounting Firm.

EX-23.01 Exhibit 23.01 CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM We have issued our report dated May 17, 2024 with respect to the consolidated financial statements of Odyssey Marine Exploration, Inc. included in the Annual Report on Form 10-K for the year ended December 31, 2023, which is incorporated by reference in this Registration Statement. We consent to the incorporation by re

January 24, 2025 S-1

As filed with the Securities and Exchange Commission on January 24, 2025

S-1 Table of Contents As filed with the Securities and Exchange Commission on January 24, 2025 Registration No.

January 24, 2025 8-K

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, 2025 ODYSSEY MARINE 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): January 23, 2025 ODYSSEY MARINE EXPLORATION, INC. (Exact name of registrant as specified in its charter) Nevada 001-31895 84-1018684 (State or Other Jurisdiction of Incorporation) (Co

January 24, 2025 S-8

As filed with the Securities and Exchange Commission on January 24, 2025

S-8 As filed with the Securities and Exchange Commission on January 24, 2025 Registration No.

January 2, 2025 EX-99.A

JOINT FILING AGREEMENT

Exhibit A JOINT FILING AGREEMENT In accordance with Rule 13d-1(k) under the Securities Exchange Act of 1934, as amended, the undersigned agree to the joint filing on behalf of each of them of a Statement on Schedule 13G (including any and all amendments thereto) with respect to the Common Stock, par value $.

December 23, 2024 EX-10.06

Registration Rights Agreement dated December 20, 2024 (incorporated by reference to Exhibit 10.06 to the Company’s Current Report on Form 8-K filed December 23, 2024).

Exhibit 10.06 NEITHER THIS NOTE NOR THE SECURITIES INTO WHICH THIS NOTE IS CONVERTIBLE HAVE BEEN REGISTERED UNDER THE SECURITIES ACT OF 1933, AS AMENDED, OR THE SECURITIES LAWS OF ANY STATE OF THE UNITED STATES (COLLECTIVELY, THE “ACTS”). THIS NOTE AND THE SECURITIES INTO WHICH THIS NOTE IS CONVERTIBLE MAY NOT BE SOLD, DISTRIBUTED, OFFERED, PLEDGED, ENCUMBERED, ASSIGNED OR OTHERWISE TRANSFERRED IN

December 23, 2024 EX-10.08

Amended and Restated Convertible Promissory Note dated December 20, 2024 (incorporated by reference to Exhibit 10.08 to the Company’s Current Report on Form 8-K filed December 23, 2024).

Exhibit 10.08 NEITHER THIS NOTE NOR THE SECURITIES INTO WHICH THIS NOTE IS CONVERTIBLE HAVE BEEN REGISTERED UNDER THE SECURITIES ACT OF 1933, AS AMENDED, OR THE SECURITIES LAWS OF ANY STATE OF THE UNITED STATES (COLLECTIVELY, THE “ACTS”). THIS NOTE AND THE SECURITIES INTO WHICH THIS NOTE IS CONVERTIBLE MAY NOT BE SOLD, DISTRIBUTED, OFFERED, PLEDGED, ENCUMBERED, ASSIGNED OR OTHERWISE TRANSFERRED IN

December 23, 2024 EX-10.03

Amendment to Note and Warrant Purchase Agreement dated December 20, 2024 (incorporated by reference to Exhibit 10.03 to the Company’s Current Report on Form 8-K filed December 23, 2024).

Exhibit 10.03 Execution Version AMENDMENT TO NOTE AND WARRANT PURCHASE AGREEMENT This AMENDMENT TO NOTE AND WARRANT PURCHASE AGREEMENT (this “Amendment”) is entered into as of December 23, 2024, by and among ODYSSEY MARINE EXPLORATION, INC., a Nevada corporation with offices located at 205 S. Hoover Blvd., Suite 210, Tampa, Florida 33609 (the “Company”), DP SPV I LLC, a Delaware limited liability

December 23, 2024 EX-10.07

Amendment to Note and Warrant Purchase Agreement dated December 20, 2024 (incorporated by reference to Exhibit 10.07 to the Company’s Current Report on Form 8-K filed December 23, 2024).

Exhibit 10.07 Execution Version AMENDMENT TO NOTE AND WARRANT PURCHASE AGREEMENT This AMENDMENT TO NOTE AND WARRANT PURCHASE AGREEMENT (this “Amendment”) is entered into as of December 20, 2024, by and among ODYSSEY MARINE EXPLORATION, INC., a Nevada corporation with offices located at 205 S. Hoover Blvd., Suite 210, Tampa, Florida 33609 (the “Company”), TWO SEAS MASTER (GLOBAL) FUND LP, a Cayman

December 23, 2024 EX-10.02

Registration Rights Agreement dated December 23, 2024 (incorporated by reference to Exhibit 10.02 to the Company’s Current Report on Form 8-K filed December 23, 2024).

Exhibit 10.02 REGISTRATION RIGHTS AGREEMENT This REGISTRATION RIGHTS AGREEMENT (this “Agreement”) is made and entered into as of December 23, 2024, among ODYSSEY MARINE EXPLORATION, INC., a Nevada corporation (the “Company”), each investor identified on the signature pages hereto (collectively, the “Investors” and, each individually, an “Investor”). Recitals: A. The Company and the Investors are p

December 23, 2024 EX-10.05

Amendment to Warrant to Purchase Common Stock dated December 20, 2024 (incorporated by reference to Exhibit 10.05 to the Company’s Current Report on Form 8-K filed December 23, 2024).

Exhibit 10.05 Execution Version AMENDMENT TO AMENDED AND RESTATED WARRANT TO PURCHASE COMMON STOCK This AMENDMENT TO AMENDED AND RESTATED WARRANT TO PURCHASE COMMON STOCK (this “Amendment”) is entered into as of December 23, 2024, by and among ODYSSEY MARINE EXPLORATION, INC., a Nevada corporation with offices located at 205 S. Hoover Blvd., Suite 210, Tampa, Florida 33609 (the “Company”), DP SPV

December 23, 2024 EX-10.11

Joint Venture Agreement dated December 23, 2024 (incorporated by reference to Exhibit 10.11 to the Company’s Current Report on Form 8-K filed December 23, 2024).

Exhibit 10.11 Execution Version JOINT VENTURE AGREEMENT by and among CAPITAL LATINAMERICANO, S.A. DE C.V., ODYSSEY MARINE EXPLORATION INC., OCEANICA RESOURCES, S. DE R.L., and EXPLORACIONES OCEÁNICAS, S. DE R.L. DE C.V. Dated as of December 23, 2024 This JOINT VENTURE AGREEMENT dated as of December 23, 2024 is made by and among: CAPITAL LATINOAMERICANO, S.A. DE C.V. a corporation organized under t

December 23, 2024 EX-10.09

Amendment to Warrant to Purchase Common Stock dated December 20, 2024 (incorporated by reference to Exhibit 10.09 to the Company’s Current Report on Form 8-K filed December 23, 2024).

Exhibit 10.09 AMENDMENT TO WARRANTS This AMENDMENT TO WARRANTS (this “Amendment”) is entered into as of December 23, 2024, by and among (a) ODYSSEY MARINE EXPLORATION, INC., a Nevada corporation (the “Company”), (b) TWO SEAS MASTER (GLOBAL) FUND LP, a Cayman Islands limited partnership (“Collateral Agent”), and (c) each Person whose name appears on the signature page to this Amendment (each, a “Ho

December 23, 2024 8-K

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 20, 2024 ODYSSEY MARINE

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 20, 2024 ODYSSEY MARINE EXPLORATION, INC. (Exact name of registrant as specified in its charter) Nevada 001-31895 84-1018684 (State or Other Jurisdiction of Incorporation) (C

December 23, 2024 EX-10.10

Registration Rights Agreement dated December 20, 2024 (incorporated by reference to Exhibit 10.10 to the Company’s Current Report on Form 8-K filed December 23, 2024).

Exhibit 10.10 Execution Version AMENDED AND RESTATED REGISTRATION RIGHTS AGREEMENT This AMENDED AND RESTATED REGISTRATION RIGHTS AGREEMENT (this “Agreement”), dated as of December 20, 2024 (the “Effective Date”), by and among ODYSSEY MARINE EXPLORATION, INC., a Nevada corporation, with its principal offices at 205 S. Hoover Blvd. Suite 210, Tampa, Florida 33609 (the “Company”), and the undersigned

December 23, 2024 EX-10.01

Securities Purchase Agreement dated December 23, 2024 (incorporated by reference to Exhibit 10.01 to the Company’s Current Report on Form 8-K filed December 23, 2024).

Exhibit 10.01 SECURITIES PURCHASE AGREEMENT This SECURITIES PURCHASE AGREEMENT (this “Agreement”), dated as of December 23, 2024, is by and among ODYSSEY MARINE EXPLORATION, INC., a Nevada corporation (the “Company”), and each purchaser identified on the signature pages hereto (each, including its successors and assigns, a “Purchaser” and collectively the “Purchasers”). Recitals: A. The Company an

December 23, 2024 EX-10.04

Amended and Restated Convertible Promissory Note dated December 20, 2024 (incorporated by reference to Exhibit 10.04 to the Company’s Current Report on Form 8-K filed December 23, 2024).

Exhibit 10.04 Execution Version NEITHER THIS NOTE NOR THE SECURITIES INTO WHICH THIS NOTE IS CONVERTIBLE HAVE BEEN REGISTERED UNDER THE SECURITIES ACT OF 1933, AS AMENDED, OR THE SECURITIES LAWS OF ANY STATE OF THE UNITED STATES (COLLECTIVELY, THE “ACTS”). THIS NOTE AND THE SECURITIES INTO WHICH THIS NOTE IS CONVERTIBLE MAY NOT BE SOLD, DISTRIBUTED, OFFERED, PLEDGED, ENCUMBERED, ASSIGNED OR OTHERW

November 14, 2024 SC 13G/A

OMEX / Odyssey Marine Exploration, Inc. / Two Seas Capital LP Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO § 240.13d-1(b), (c) AND (d)AND AMENDMENTS THERETO FILED PURSUANT TO § 240.13d-2 (Amendment No. 5)* Odyssey Marine Exploration, Inc. (Name of Issuer) Common Stock, par value $.0001 per share (Title of Class of Securities) 676118201 (CUSIP Number) September

November 13, 2024 10-Q

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ 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 001-31895 ODYSSEY MARINE E

November 12, 2024 SC 13G/A

OMEX / Odyssey Marine Exploration, Inc. / Greywolf Capital Management LP Passive Investment

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

November 5, 2024 8-K

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): October 30, 2024 ODYSSEY MARINE 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): October 30, 2024 ODYSSEY MARINE EXPLORATION, INC. (Exact name of registrant as specified in its charter) Nevada 001-31895 84-1018684 (State or Other Jurisdiction of Incorporation) (Co

October 22, 2024 8-K

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): October 18, 2024 ODYSSEY MARINE 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): October 18, 2024 ODYSSEY MARINE EXPLORATION, INC. (Exact name of registrant as specified in its charter) Nevada 001-31895 84-1018684 (State or Other Jurisdiction of Incorporation) (Co

September 17, 2024 8-K

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 ODYSSEY MARINE

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 ODYSSEY MARINE EXPLORATION, INC. (Exact name of registrant as specified in its charter) Nevada 001-31895 84-1018684 (State or Other Jurisdiction of Incorporation) (

September 17, 2024 EX-99.1

Odyssey Marine Exploration Reports Win in NAFTA Arbitration Case

EX-99.1 Exhibit 99.1 PRESS RELEASE CONTACTS: Liz Shows Odyssey Marine Exploration, Inc. (813) 876-1776 [email protected] Ed Hammond / Dan Moore / Paige Macpherson Collected Strategies [email protected] Odyssey Marine Exploration Reports Win in NAFTA Arbitration Case TAMPA, Fla., September 17, 2024 (BUSINESSWIRE) – Odyssey Marine Exploration, Inc. (NASDAQ: OMEX), an ocean ex

September 12, 2024 8-K

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 11, 2024 ODYSSEY MARINE

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 11, 2024 ODYSSEY MARINE EXPLORATION, INC. (Exact name of registrant as specified in its charter) Nevada 001-31895 84-1018684 (State or Other Jurisdiction of Incorporation) (

September 6, 2024 8-K

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): September 5, 2024 ODYSSEY MARINE EXPLORATION, INC. (Exact name of registrant as specified in its charter) Nevada 001-31895 84-1018684 (State or Other Jurisdiction of Incorporation) (C

August 8, 2024 EX-10.2

Executive Severance Plan dated August 5, 2024 (incorporated by reference to Exhibit 10.2 to the Company’s Quarterly Report on Form 10-Q filed August 8, 2024).

Exhibit 10.2 Odyssey Marine Exploration Executive Severance Plan ARTICLE I Purpose This Odyssey Marine Exploration Executive Severance Plan has been established by the Company on August 5, 2024 (the "Effective Date") to provide Participants with the opportunity to receive severance benefits in the event of certain terminations of employment. The purpose of the Plan is to attract and retain qualifi

August 8, 2024 10-Q

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ 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 001-31895 ODYSSEY MARINE EXPLOR

August 8, 2024 EX-10.1

Executive Compensation Plan dated July 8, 2024 (incorporated by reference to Exhibit 10.1 to the Company’s Quarterly Report on Form 10-Q filed August 8, 2024).

Exhibit 10.1 Odyssey Marine Exploration, Inc., 2024 Executive Compensation Plan This 2024 Executive Compensation Plan (this “Compensation Plan”), effective as of July 8, 2024 (the “Effective Date”), sets forth the terms and conditions on which a bonus may be paid to eligible executives of Odyssey Marine Exploration, Inc. (“Odyssey” or the “Company”). The course of Odyssey’s business transition int

July 12, 2024 8-K

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): July 8, 2024 ODYSSEY MARINE EXPLORATION, INC. (Exact name of registrant as specified in its charter) Nevada 001-31895 84-1018684 (State or Other Jurisdiction of Incorporation) (Commis

June 12, 2024 424B4

2,030,735 Shares Common Stock

Table of Contents Filed Pursuant to Rule 424(b)(4) Registration No. 333-279720 PROSPECTUS 2,030,735 Shares Common Stock The selling stockholders listed in this prospectus under the section “Selling Stockholders,” or their permitted transferees, are offering an aggregate of 2,030,735 shares of our common stock issuable upon the exercise of outstanding warrants to purchase common stock. This prospec

June 11, 2024 8-K

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 10, 2024 ODYSSEY MARINE EXPLORATION, INC. (Exact name of registrant as specified in its charter) Nevada 001-31895 84-1018684 (State or Other Jurisdiction of Incorporation) (Commi

June 11, 2024 8-K

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 10, 2024 Odyssey Marine Expl

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 10, 2024 Odyssey Marine Exploration, Inc. (Exact name of registrant as specified in its charter) Nevada 001-31895 84-1018684 (State or Other Jurisdiction of Incorporation) (Commi

June 10, 2024 EX-5.01

Consent of Akerman LLP (included in Exhibit 5.01).

EX-5.01 Exhibit 5.01 Akerman LLP 401 E. Jackson Street Suite 1700 Tampa, FL 33602-5250 June 7, 2024 Odyssey Marine Exploration, Inc. 205 South Hoover Boulevard Suite 210 Tampa, Florida 33609 Re: Registration Statement on Form S-1 Ladies and Gentleman: This opinion letter is being furnished in connection with the filing, with the Securities and Exchange Commission on or about the date hereof, under

June 10, 2024 EX-FILING FEES

Filing Fee Table.

EX-FILING FEES Exhibit 107.01 CALCULATION OF FILING FEE TABLE Form S-1 (Form Type) Odyssey Marine Exploration, Inc. (Exact Name of Registrant as Specified in its Charter) Table 1: Newly Registered Securities Security Type Security Class Title Fee Calculation Rule or Instruction Amount Registered(1) Proposed Maximum Offering Price Per Share(2) Maximum Aggregate Offering Price Fee Rate Amount of Reg

June 10, 2024 S-1/A

As filed with the Securities and Exchange Commission on June 7, 2024

S-1/A Table of Contents As filed with the Securities and Exchange Commission on June 7, 2024 Registration No.

June 7, 2024 CORRESP

ODYSSEY MARINE EXPLORATION, INC. 205 S. Hoover Boulevard Suite 210 Tampa, Florida 33609 June 7, 2024

ODYSSEY MARINE EXPLORATION, INC. 205 S. Hoover Boulevard Suite 210 Tampa, Florida 33609 June 7, 2024 VIA EDGAR Securities and Exchange Commission Division of Corporate Finance Office of Energy & Transportation 100 F Street N.E. Washington, D.C. 20549 Re: Odyssey Marine Exploration, Inc. Registration Statement on Form S-1 Amendment No. 1 to Registration Statement on Form S-1 SEC Registration No.: 3

May 24, 2024 EX-FILING FEES

Filing Fee Table.

EX-FILING FEES Exhibit 107.01 CALCULATION OF FILING FEE TABLE Form S-1 (Form Type) Odyssey Marine Exploration, Inc. (Exact Name of Registrant as Specified in its Charter) Table 1: Newly Registered Securities Security Type Security Class Title Fee Calculation Rule or Instruction Amount Registered(1) Proposed Maximum Offering Price Per Share(2) Maximum Aggregate Offering Price Fee Rate Amount of Reg

May 24, 2024 EX-5.01

Consent of Akerman LLP (included in Exhibit 5.01).

EX-5.01 Exhibit 5.01 Akerman LLP 401 E. Jackson Street Suite 1700 Tampa, FL 33602-5250 May 24, 2024 Odyssey Marine Exploration, Inc. 205 South Hoover Boulevard Suite 210 Tampa, Florida 33609 Re: Registration Statement on Form S-1 Ladies and Gentleman: This opinion letter is being furnished in connection with the filing, with the Securities and Exchange Commission on or about the date hereof, under

May 24, 2024 S-1

Power of Attorney (included on the signature page to this registration statement).

S-1 Table of Contents As filed with the Securities and Exchange Commission on May 24, 2024 Registration No.

May 24, 2024 EX-23.01

Consent of Grant Thornton LLP, Independent Accountants.

EX-23.01 Exhibit 23.01 CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM We have issued our report dated May 17, 2024 with respect to the consolidated financial statements of Odyssey Marine Exploration, Inc. included in the Annual Report on Form 10-K for the year ended December 31, 2023, which are incorporated by reference in this Registration Statement. We consent to the incorporation by r

May 20, 2024 10-Q

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

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ 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-

May 17, 2024 EX-4.4

Form of Amended and Restated Warrant to Purchase Common Stock (incorporated by reference to Exhibit 4.4 to the Company’s Annual Report on Form 10-K dated May 17, 2024).

Exhibit 4.4 THIS WARRANT HAS NOT BEEN REGISTERED UNDER THE SECURITIES ACT OF 1933, AS AMENDED, OR ANY APPLICABLE STATE SECURITIES LAWS, AND MAY NOT BE SOLD, TRANSFERRED, PLEDGED, HYPOTHECATED OR OTHERWISE ASSIGNED EXCEPT IN COMPLIANCE WITH THE REGISTRATION REQUIREMENTS OF SUCH ACT AND SUCH STATE SECURITIES LAWS OR PURSUANT TO AN EXEMPTION OR QUALIFICATION THEREFROM. ODYSSEY MARINE EXPLORATION, INC

May 17, 2024 EX-21.1

Subsidiaries of the Registrant (incorporated by reference to Exhibit 21.1 to the Company’s Annual Report on Form 10-K filed May 17, 2024).

Exhibit 21.1 Subsidiaries of the Registrant Subsidiary (1) Jurisdiction of Incorporation or Organization Odyssey Marine Services, Inc. Nevada OVH, Inc. Nevada Marine Exploration Holding, LLC Nevada Odyssey Marine Entertainment, Inc. Nevada Odyssey Marine Minerals, LLC Nevada Odyssey Marine Management, Ltd. Bahamas Oceanica Marine Operations S.R.L. Panama Odyssey Marine Enterprises, Ltd. Bahamas Oc

May 17, 2024 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 ☐ TRANSITION REPORT UNDER

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, 2023 ☐ TRANSITION REPORT UNDER SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission File Number 001-31895 ODYSSEY MARINE EXPLORATION, INC. (Exact

May 15, 2024 NT 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 12b-25 NOTIFICATION OF LATE FILING (Check one):  ☐ Form 10-K  ☐ Form 20-F  ☐ Form 11-K  ☒ Form 10-Q ☐ Form 10-D  ☐ Form N-CEN  ☐ Form N-CSR For Period Ended: March 31, 2024

NT 10-Q UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 12b-25 NOTIFICATION OF LATE FILING (Check one):  ☐ Form 10-K  ☐ Form 20-F  ☐ Form 11-K  ☒ Form 10-Q ☐ Form 10-D  ☐ Form N-CEN  ☐ Form N-CSR For Period Ended: March 31, 2024 ☐ Transition Report on Form 10-K ☐ Transition Report on Form 20-F ☐ Transition Report on Form 11-K ☐ Transition Report on Form 10-Q For the Tr

May 6, 2024 8-K

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): May 3, 2024 ODYSSEY MARINE EXPLORATION, INC. (Exact name of registrant as specified in its charter) Nevada 001-31895 84-1018684 (State or Other Jurisdiction of Incorporation) (Commiss

April 29, 2024 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

DEFA14A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) SCHEDULE 14A INFORMATION 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

April 29, 2024 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) SCHEDULE 14A INFORMATION 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 (Rule 14a-101) SCHEDULE 14A INFORMATION 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

April 26, 2024 8-K

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 24, 2024 ODYSSEY MARINE EXPLORATION, INC. (Exact name of registrant as specified in its charter) Nevada 001-31895 84-1018684 (State or Other Jurisdiction of Incorporation) (Comm

April 19, 2024 EX-99.1

Odyssey Marine Exploration Addresses NASDAQ Compliance Matters

Exhibit 99.1 PRESS RELEASE CONTACT: Liz Shows Odyssey Marine Exploration, Inc. (813) 876-1776 [email protected] Odyssey Marine Exploration Addresses NASDAQ Compliance Matters TAMPA, Fla., April 19, 2024 (BUSINESSWIRE) – Odyssey Marine Exploration, Inc. (NASDAQ: OMEX), a global subsea mineral exploration and validation company, reported that on April 17, 2024, Odyssey received a notice from

April 19, 2024 8-K

Notice of Delisting or Failure to Satisfy a Continued Listing Rule or Standard; Transfer of Listing

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 17, 2024 Odyssey Marine Exploration, Inc. (Exact name of registrant as specified in its charter) Nevada 001-31895 84-1018684 (State or Other Jurisdiction of Incorporation) (Comm

April 1, 2024 NT 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 12b-25 NOTIFICATION OF LATE FILING (Check one):  ☒ Form 10-K  ☐ Form 20-F  ☐ Form 11-K  ☐ Form 10-Q ☐ Form 10-D  ☐ Form N-CEN  ☐ Form N-CSR For Period Ended: December 31, 20

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 12b-25 NOTIFICATION OF LATE FILING (Check one):  ☒ Form 10-K  ☐ Form 20-F  ☐ Form 11-K  ☐ Form 10-Q ☐ Form 10-D  ☐ Form N-CEN  ☐ Form N-CSR For Period Ended: December 31, 2023 ☐ Transition Report on Form 10-K ☐ Transition Report on Form 20-F ☐ Transition Report on Form 11-K ☐ Transition Report on Form 10-Q For the Transit

March 8, 2024 8-K

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 8, 2024 ODYSSEY MARINE EXPL

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 8, 2024 ODYSSEY MARINE EXPLORATION, INC. (Exact name of registrant as specified in its charter) Nevada 001-31895 84-1018684 (State or Other Jurisdiction of Incorporation) (Commi

February 28, 2024 SC 13G/A

OMEX / Odyssey Marine Exploration, Inc. / FourWorld Capital Management LLC Passive Investment

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G/A Under the Securities Exchange Act of 1934 (Amendment No.6)* Odyssey Marine Exploration, Inc. (Name of Issuer) Common Stock, par value $0.0001 per share (Title of Class of Securities) 676118201 (CUSIP Number) December 31, 2023 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the ru

February 26, 2024 8-K

Non-Reliance on Previously Issued Financial Statements or a Related Audit Report or Completed Interim Review

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 20, 2024 ODYSSEY MARINE EXPLORATION, INC. (Exact name of registrant as specified in its charter) Nevada 001-31895 84-1018684 (State or Other Jurisdiction of Incorporation) (C

February 14, 2024 SC 13G/A

OMEX / Odyssey Marine Exploration, Inc. / Two Seas Capital LP Passive Investment

SC 13G/A 1 formodysseysc13g.htm UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO § 240.13d-1(b), (c) AND (d)AND AMENDMENTS THERETO FILED PURSUANT TO § 240.13d-2 (Amendment No. 4)* Odyssey Marine Exploration, Inc. (Name of Issuer) Common Stock, par value $.0001 per share (Title of Class of Securities) 676

January 4, 2024 SC 13G

OMEX / Odyssey Marine Exploration, Inc. / Greywolf Capital Management LP Passive Investment

SC 13G 1 omex13g.htm UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. ) * Odyssey Marine Exploration, Inc. (Name of Issuer) Common Stock, par value $0.0001 per share (Title of Class of Securities) 676118201 (Cusip Number) June 10, 2022** (Date of Event which Requires Filing of this Statement) Check the appro

December 4, 2023 EX-10.2

Form of Promissory Note dated December 1, 2023 (incorporated by reference Exhibit 10.2 to the Company’s Current Report on Form 8-K filed December 4, 2023).

EX-10.2 Exhibit 10.2 FORM OF PROMISSORY NOTE $ December 1, 2023 FOR VALUE RECEIVED, ODYSSEY MARINE EXPLORATION, INC., a Nevada corporation (the “Company”), hereby promises to pay to the order of , a (together with its successors and/or assigns, collectively, the “Holders” and each individually, a “Holder”), the principal sum of U.S. DOLLARS ($), together with interest accruing at the Interest Rate

December 4, 2023 EX-10.5

Registration Rights Agreement dated December 1, 2023 (incorporated by reference Exhibit 10.5 to the Company’s Current Report on Form 8-K filed December 4, 2023).

EX-10.5 Exhibit 10.5 REGISTRATION RIGHTS AGREEMENT This REGISTRATION RIGHTS AGREEMENT (this “Agreement”), dated as of December 1, 2023 (the “Closing Date”), by and among ODYSSEY MARINE EXPLORATION, INC., a Nevada corporation, with its principal offices at 205 S. Hoover Blvd. Suite 210, Tampa, Florida 33609 (the “Company”), and the undersigned holders (each, a “Holder”, and collectively, the “Holde

December 4, 2023 EX-99.1

Odyssey Marine Exploration Secures Strategic Debt Financing Deal

EX-99.1 Exhibit 99.1 PRESS RELEASE CONTACT: Liz Shows Odyssey Marine Exploration, Inc. (813) 314-2335 [email protected] Odyssey Marine Exploration Secures Strategic Debt Financing Deal TAMPA, Fla., December 4, 2023 (BUSINESSWIRE) – Odyssey Marine Exploration, Inc. (NASDAQ: OMEX), a global subsea mineral exploration, validation, and development company, reported today that it took a signific

December 4, 2023 8-K

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 ODYSSEY MARINE 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): December 1, 2023 ODYSSEY MARINE EXPLORATION, INC. (Exact name of registrant as specified in its charter) Nevada 001-31895 84-1018684 (State or Other Jurisdiction of Incorporation) (Co

December 4, 2023 EX-10.1

Note and Warrant Purchase Agreement dated December 1, 2023 (incorporated by reference Exhibit 10.1 to the Company’s Current Report on Form 8-K filed December 4, 2023).

EX-10.1 Exhibit 10.1 NOTE AND WARRANT PURCHASE AGREEMENT This NOTE AND WARRANT PURCHASE AGREEMENT (including all Schedules and Exhibits hereto, this “Agreement”), dated as of December 1, 2023, is by and among ODYSSEY MARINE EXPLORATION, INC., a Nevada corporation with offices located at 205 S. Hoover Blvd. Suite 210, Tampa, Florida 33609 (the “Company”), TWO SEAS MASTER (GLOBAL) FUND LP, a Cayman

December 4, 2023 EX-10.4

Form of Tranche II Warrant to Purchase Common Stock dated December 1, 2023 (incorporated by reference Exhibit 10.4 to the Company’s Current Report on Form 8-K filed December 4, 2023).

EX-10.4 Exhibit 10.4 THIS WARRANT HAS NOT BEEN REGISTERED UNDER THE SECURITIES ACT OF 1933, AS AMENDED, OR ANY APPLICABLE STATE SECURITIES LAWS, AND MAY NOT BE SOLD, TRANSFERRED, PLEDGED, HYPOTHECATED OR OTHERWISE ASSIGNED EXCEPT IN COMPLIANCE WITH THE REGISTRATION REQUIREMENTS OF SUCH ACT AND SUCH STATE SECURITIES LAWS OR PURSUANT TO AN EXEMPTION OR QUALIFICATION THEREFROM. ODYSSEY MARINE EXPLORA

December 4, 2023 EX-10.3

Form of Tranche I Warrant to Purchase Common Stock dated December 1, 2023 (incorporated by reference Exhibit 10.3 to the Company’s Current Report on Form 8-K filed December 4, 2023).

EX-10.3 Exhibit 10.3 THIS WARRANT HAS NOT BEEN REGISTERED UNDER THE SECURITIES ACT OF 1933, AS AMENDED, OR ANY APPLICABLE STATE SECURITIES LAWS, AND MAY NOT BE SOLD, TRANSFERRED, PLEDGED, HYPOTHECATED OR OTHERWISE ASSIGNED EXCEPT IN COMPLIANCE WITH THE REGISTRATION REQUIREMENTS OF SUCH ACT AND SUCH STATE SECURITIES LAWS OR PURSUANT TO AN EXEMPTION OR QUALIFICATION THEREFROM. ODYSSEY MARINE EXPLORA

November 28, 2023 8-K

Notice of Delisting or Failure to Satisfy a Continued Listing Rule or Standard; Transfer of Listing

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 21, 2023 ODYSSEY MARINE EXPLORATION, INC. (Exact name of registrant as specified in its charter) Nevada 001-31895 84-1018684 (State or Other Jurisdiction of Incorporation) (C

November 14, 2023 NT 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 12b-25 NOTIFICATION OF LATE FILING (Check One): ☐ Form 10-K ☐ Form 20-F ☐ Form 11-K ☒ Form 10-Q ☐ Form 10-D ☐ Form N-CEN ☐ Form N-CSR For Period Ended: September 30, 2023 ☐

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 12b-25 NOTIFICATION OF LATE FILING (Check One): ☐ Form 10-K ☐ Form 20-F ☐ Form 11-K ☒ Form 10-Q ☐ Form 10-D ☐ Form N-CEN ☐ Form N-CSR For Period Ended: September 30, 2023 ☐ Transition Report on Form 10-K ☐ Transition Report on Form 20-F ☐ Transition Report on Form 11-K ☐ Transition Report on Form 10-Q For the Transition P

October 10, 2023 8-K

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): October 6, 2023 ODYSSEY MARINE 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): October 6, 2023 ODYSSEY MARINE EXPLORATION, INC. (Exact name of registrant as specified in its charter) Nevada 001-31895 84-1018684 (State or Other Jurisdiction of Incorporation) (Com

September 11, 2023 8-K

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 8, 2023 ODYSSEY MARINE 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):September 8, 2023 ODYSSEY MARINE EXPLORATION, INC. (Exact name of registrant as specified in its charter) Nevada 001-31895 84-1018684 (State or Other Jurisdiction of Incorporation) (Co

August 14, 2023 10-Q

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ 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 001-31895 ODYSSEY MARINE EXPLOR

June 13, 2023 EX-99.1

Odyssey Marine Exploration Announces the Departure of its Chief Financial Officer

EX-99.1 Exhibit 99.1 PRESS RELEASE CONTACT: Liz Shows Odyssey Marine Exploration, Inc. (813) 876-1776 [email protected] Odyssey Marine Exploration Announces the Departure of its Chief Financial Officer TAMPA, Fla., June 13, 2023 (BUSINESSWIRE) – Odyssey Marine Exploration, Inc. (NASDAQ: OMEX), a global subsea mineral exploration, validation, and development company, announced that Christoph

June 13, 2023 8-K

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 ODYSSEY MARINE EXPL

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 ODYSSEY MARINE EXPLORATION, INC. (Exact name of registrant as specified in its charter) Nevada 001-31895 84-1018684 (State or Other Jurisdiction of Incorporation) (Commi

June 7, 2023 8-K

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 5, 2023 ODYSSEY MARINE EXPLO

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 5, 2023 ODYSSEY MARINE EXPLORATION, INC. (Exact name of registrant as specified in its charter) Nevada 001-31895 84-1018684 (State or Other Jurisdiction of Incorporation) (Commis

June 5, 2023 EX-10.3

Form of Contribution Agreement among Odyssey Marine Exploration, Inc., Odyssey Minerals Cayman Limited, and Ocean Minerals, LLC (incorporated by reference to Exhibit 10.3 to the Company’s Report on Form 8-K filed June 5, 2023)

EX-10.3 Exhibit 10.3 EXHIBIT B FORM OF CONTRIBUTION AGREEMENT This Contribution Agreement (this “Agreement”), dated as of June , 2023 (the “Effective Date”), is made by and between Odyssey Marine Exploration, Inc., a Nevada registered corporation (“OMEX”), Odyssey Minerals Cayman Limited, a Cayman Islands company (the “Purchaser”), and Ocean Minerals, LLC, a Cayman Islands limited liability compan

June 5, 2023 8-K

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, 2023 ODYSSEY MARINE EXPLO

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, 2023 ODYSSEY MARINE EXPLORATION, INC. (Exact name of registrant as specified in its charter) Nevada 001-31895 84-1018684 (State or Other Jurisdiction of Incorporation) (Commis

June 5, 2023 EX-99.1

Odyssey Marine Exploration Announces Partnership with Ocean Minerals LLC for a New Cook Islands Exploration Project

EX-99.1 Exhibit 99.1 PRESS RELEASE CONTACT: Liz Shows Odyssey Marine Exploration, Inc. (813) 876-1776 [email protected] Odyssey Marine Exploration Announces Partnership with Ocean Minerals LLC for a New Cook Islands Exploration Project TAMPA, Fla., June 5, 2023 (BUSINESSWIRE) – Odyssey Marine Exploration, Inc. (NASDAQ: OMEX), a global subsea mineral exploration, validation, and development

June 5, 2023 EX-10.2

Form of Equity Exchange Agreement among Odyssey Marine Exploration, Inc. and the members of Ocean Minerals, LLC (incorporated by reference to Exhibit 10.2 to the Company’s Report on Form 8-K filed June 5, 2023).

EX-10.2 Exhibit 10.2 EXHIBIT C FORM OF EQUITY EXCHANGE AGREEMENT NEITHER THIS AGREEMENT NOR THE SECURITIES ISSUABLE HEREUNDER HAVE BEEN REGISTERED UNDER THE SECURITIES ACT OF 1933 OR THE SECURITIES LAWS OF ANY STATE OR ANY OTHER JURISDICTION. THE PURCHASE OF THE SECURITIES INVOLVES A HIGH DEGREE OF RISK AND SHOULD BE CONSIDERED ONLY BY PERSONS WHO CAN BEAR THE RISK OF THE LOSS OF THEIR ENTIRE INVE

June 5, 2023 EX-10.1

Unit Purchase Agreement, dated June 4, 2023, among Odyssey Marine Exploration, Inc., Odyssey Minerals Cayman Limited, and Ocean Minerals, LLC (incorporated by reference to Exhibit 10.1 to the Company’s Report on Form 8-K filed June 5, 2023).

EX-10.1 Exhibit 10.1 Execution Version UNIT PURCHASE AGREEMENT THIS UNIT PURCHASE AGREEMENT (this “Agreement”), is made as of June 4, 2023 (the “Effective Date”), by and among Ocean Minerals, LLC, a Cayman Islands limited liability company (“OML”), Odyssey Marine Exploration, Inc. a Nevada corporation (“Odyssey”), and Odyssey Minerals Cayman Limited, a Cayman Islands company (the “Purchaser”). Eac

June 1, 2023 424B5

3,492,239 Shares Common Stock

Table of Contents Filed Pursuant to Rule 424(b)(5) Registration No. 333-272092 PROSPECTUS 3,492,239 Shares Common Stock The selling stockholders listed in this prospectus under the section “Selling Stockholders” are offering an aggregate of 3,492,239 shares of our common stock issuable upon the exercise of outstanding warrants to purchase common stock. This prospectus also covers any additional sh

May 26, 2023 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 SCHEDULE 14A (RULE 14a-101) Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No.)

DEFA14A UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 SCHEDULE 14A (RULE 14a-101) Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No.

May 26, 2023 8-K

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): May 26, 2023 ODYSSEY MARINE EXPLORATION, INC. (Exact name of registrant as specified in its charter) Nevada 001-31895 84-1018684 (State or Other Jurisdiction of Incorporation) (Commis

May 26, 2023 CORRESP

ODYSSEY MARINE EXPLORATION, INC. 205 S. Hoover Boulevard Suite 210 Tampa, Florida 33609 May 26, 2021

CORRESP ODYSSEY MARINE EXPLORATION, INC. 205 S. Hoover Boulevard Suite 210 Tampa, Florida 33609 May 26, 2021 VIA EDGAR Securities and Exchange Commission Division of Corporate Finance Office of Energy & Transportation 100 F Street N.E. Washington, D.C. 20549 Re: Odyssey Marine Exploration, Inc. Registration Statement on Form S-3 Amendment No. 1 to Registration Statement on Form S-3 SEC Registratio

May 23, 2023 S-3/A

As filed with the Securities and Exchange Commission on May 23, 2023

S-3/A Table of Contents As filed with the Securities and Exchange Commission on May 23, 2023 Registration No.

May 19, 2023 EX-23.01

Consent of Warren Averett, LLC, Independent Accountants.

EX-23.01 Exhibit 23.01 Consent of Independent Registered Public Accounting Firm We hereby consent to the incorporation by reference in this Registration Statement on Form S-3 of our report dated March 31, 2023 relating to the consolidated financial statements of Odyssey Marine Exploration, Inc. and Subsidiaries, which report appears in the Annual Report on Form 10-K of Odyssey Marine Exploration,

May 19, 2023 S-3

As filed with the Securities and Exchange Commission on May 19, 2023

Form S-3 Table of Contents As filed with the Securities and Exchange Commission on May 19, 2023 Registration No.

May 19, 2023 EX-5.01

Consent of Akerman LLP (included in Exhibit 5.01).

EX-5.01 Exhibit 5.01 Akerman LLP 401 E. Jackson Street Suite 1700 Tampa, FL 33602-5250 May 19, 2023 Odyssey Marine Exploration, Inc. 205 South Hoover Boulevard Suite 210 Tampa, Florida 33609 Re: Registration Statement on Form S-3 Ladies and Gentleman: This opinion letter is being furnished in connection with the filing, with the Securities and Exchange Commission on or about the date hereof, under

May 19, 2023 EX-FILING FEES

Filing Fee Table

EX-FILING FEES Exhibit 107 CALCULATION OF FILING FEE TABLE Form S-3 (Form Type) Odyssey Marine Exploration, Inc.

May 12, 2023 10-Q

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ 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 001-31895 ODYSSEY MARINE EXPLO

April 25, 2023 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) SCHEDULE 14A INFORMATION 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 (Rule 14a-101) SCHEDULE 14A INFORMATION 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 (a

April 25, 2023 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) SCHEDULE 14A INFORMATION 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 (Rule 14a-101) SCHEDULE 14A INFORMATION 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

March 31, 2023 10-K

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

Table of Contents 1 UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.

March 31, 2023 EX-16

16.1 Letter from Warren Averett to the Securities Exchange Commission dated as of March 30, 2023

EXHIBIT 16.1 U.S. Securities and Exchange Commission 100 F Street, NE Washington, D.C. 20549 Dear sir(s), We have read the statements made by Odyssey Marine Exploration, Inc. (the “Company”), which were provided to us and which we understand will be filed with the Commission pursuant to Item 4.01 of the Company’s Form 8-K, regarding our departure as the Company’s independent registered public acco

March 31, 2023 8-K

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

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 31, 2023 ODYSSEY MARINE EXPLORATION INC (Exact name of Registrant as Specified in Its Charter) Nevada 001-31895 84-1018684 (State or Other Jurisdiction of Incorporation) (Commis

March 31, 2023 EX-21

Subsidiaries of the Registrant (filed herewith electronically)

Exhibit 21.1 Subsidiaries of the Registrant Subsidiary (1) Jurisdiction of Incorporation or Organization Odyssey Marine Services, Inc. Nevada OVH, Inc. Nevada Odyssey Retriever, Inc. Nevada Marine Exploration Holding, LLC Nevada Odyssey Marine Entertainment, Inc. Nevada Odyssey Marine Minerals, LLC Nevada Odyssey Marine Management, Ltd. Bahamas Oceania Marine Operations S.R.L. Panama Odyssey Marin

March 10, 2023 8-K

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 3, 2023 ODYSSEY MARINE EXPL

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 3, 2023 ODYSSEY MARINE EXPLORATION, INC. (Exact name of registrant as specified in its charter) Nevada 001-31895 84-1018684 (State or Other Jurisdiction of Incorporation) (Commi

March 10, 2023 EX-10.3

Warrant to Purchase Common Stock (incorporated by reference to Exhibit 10.3 to the Company’s Current Report on Form 8-K filed March 10, 2023 (SEC File No. 001-31895)).

EX-10.3 Exhibit 10.3 THIS WARRANT HAS NOT BEEN REGISTERED UNDER THE SECURITIES ACT OF 1933, AS AMENDED, OR ANY APPLICABLE STATE SECURITIES LAWS, AND MAY NOT BE SOLD, TRANSFERRED, PLEDGED, HYPOTHECATED OR OTHERWISE ASSIGNED EXCEPT IN COMPLIANCE WITH THE REGISTRATION REQUIREMENTS OF SUCH ACT AND SUCH STATE SECURITIES LAWS OR PURSUANT TO AN EXEMPTION OR QUALIFICATION THEREFROM. ODYSSEY MARINE EXPLORA

March 10, 2023 EX-10.1

Note and Warrant Purchase Agreement dated March 6, 2023 (incorporated by reference to Exhibit 10.1 to the Company’s Report on Form 8-K filed March 10, 2023)

EX-10.1 Exhibit 10.1 NOTE AND WARRANT PURCHASE AGREEMENT This NOTE AND WARRANT PURCHASE AGREEMENT (including all Schedules and Exhibits hereto, this “Agreement”), dated as of March 6, 2023 (the “Closing Date”), is by and among ODYSSEY MARINE EXPLORATION, INC., a Nevada corporation with offices located at 205 S. Hoover Blvd. Suite 210, Tampa, Florida 33609 (the “Company”), DP SPV I LLC, a Delaware

March 10, 2023 EX-10.5

Settlement, Release and Termination Agreement dated March 3, 2023.

EX-10.5 Exhibit 10.5 EXECUTION VERSION SETTLEMENT, RELEASE AND TERMINATION AGREEMENT THIS SETTLEMENT, RELEASE AND TERMINATION AGREEMENT (this “Settlement Agreement”) is made and entered into as of March 3, 2023, by and among Odyssey Marine Exploration, Inc., a Nevada corporation (“Odyssey”), Altos Hornos de México, S.A.B. de C.V., a Mexican sociedad anónime bursátil (“AHMSA”), Minera del Norte S.A

March 10, 2023 EX-10.2

Promissory Note dated March 6, 2023 (incorporated by reference to Exhibit 10.2 to the Company’s Report on Form 8-K filed March 10, 2023)

EX-10.2 Exhibit 10.2 PROMISSORY NOTE $14,000,000.00 March 6, 2023 FOR VALUE RECEIVED, ODYSSEY MARINE EXPLORATION, INC., a Nevada corporation (the “Company”), hereby promises to pay to the order of DP SPV I LLC, a Delaware limited liability company (together with its successors and/or assigns, collectively, the “Holders” and each individually, a “Holder”), the principal sum of up to FOURTEEN MILLIO

March 10, 2023 EX-10.4

Registration Rights Agreement (incorporated by reference to Exhibit 10.4 to the Company’s Current Report on Form 8-K filed March 10, 2023 (SEC File No. 001-31895)).

EX-10.4 Exhibit 10.4 REGISTRATION RIGHTS AGREEMENT This REGISTRATION RIGHTS AGREEMENT (this “Agreement”), dated as of March 6, 2023 (the “Closing Date”), by and AMONG ODYSSEY MARINE EXPLORATION, INC., a Nevada corporation, with its principal offices at 205 S. Hoover Blvd. Suite 210, Tampa, Florida 33609 (the “Company”), and the undersigned holders (each, a “Holder”, and collectively, the “Holders”

February 13, 2023 SC 13G/A

OMEX / Odyssey Marine Exploration Inc / Two Seas Capital LP - SC 13G/A Passive Investment

SC 13G/A 1 d440117dsc13ga.htm SC 13G/A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO § 240.13d-1(b), (c) AND (d)AND AMENDMENTS THERETO FILED PURSUANT TO § 240.13d-2 (Amendment No. 3)* Odyssey Marine Exploration, Inc. (Name of Issuer) Common Stock, par value $.0001 per share (Title of Class of Securiti

November 15, 2022 10-Q

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ Quarterly report pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 For the quarterly period ended September 30, 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 001-31895 ODYSSEY MARINE E

September 16, 2022 S-8

As filed with the Securities and Exchange Commission on September 16, 2022

As filed with the Securities and Exchange Commission on September 16, 2022 Registration No.

September 16, 2022 EX-FILING FEES

Filing Fee Table.

EX-FILING FEES 4 d368650dexfilingfees.htm EX-FILING FEES Exhibit 107 CALCULATION OF FILING FEE TABLE Form S-8 (Form Type) Odyssey Marine Exploration, Inc. (Exact Name of Registrant as Specified in its Charter) Table 1: Newly Registered Securities Security Type Security Class Title Fee Calculation Rule or Instruction Amount Registered(1) Proposed Maximum Offering Price Per Share(2) Maximum Aggregat

August 15, 2022 10-Q

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ Quarterly report pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 For the quarterly period ended June 30, 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 001-31895 ODYSSEY MARINE EXPLOR

August 11, 2022 10-K/A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-K/A (Amendment No. 2) (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, 2021 ☐ TRAN

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-K/A (Amendment No. 2) (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, 2021 ? TRANSITION REPORT UNDER SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission File Number 001-31895 ODYSSEY MARINE EXPLO

August 11, 2022 CORRESP

205 SOUTH HOOVER BOULEVARD SUITE 210 TAMPA, FLORIDA 33609 August 11, 2022

205 SOUTH HOOVER BOULEVARD SUITE 210 TAMPA, FLORIDA 33609 August 11, 2022 VIA EDGAR CORRESPONDENCE Securities and Exchange Commission Division of Corporation Finance Office of Energy & Transportation 100 F Street, N.

July 19, 2022 10-K/A

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, 2021 ☐ TRAN

Table of Contents 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, 2021 ? TRANSITION REPORT UNDER SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission File Number 001-31895 ODYSSEY MARINE EXPLO

July 18, 2022 CORRESP

205 SOUTH HOOVER BOULEVARD SUITE 210 TAMPA, FLORIDA 33609 July 18, 2022

205 SOUTH HOOVER BOULEVARD SUITE 210 TAMPA, FLORIDA 33609 July 18, 2022 VIA EDGAR CORRESPONDENCE Securities and Exchange Commission Division of Corporation Finance Office of Energy & Transportation 100 F Street, N.

June 15, 2022 8-K

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): June 13, 2022 ODYSSEY MARINE EXPLORATION, INC. (Exact name of registrant as specified in its charter) Nevada 001-31895 84-1018684 (State or Other Jurisdiction of Incorporation) (Commi

June 10, 2022 EX-10.4

Amendment No. 1 to Placement Agency Agreement, dated June 10, 2022, between the Company and EF Hutton.

Exhibit 10.4 PERSONAL AND CONFIDENTIAL June 10, 2022 Christopher E. Jones CFO Odyssey Marine Exploration, Inc. 205 S. Hoover Blvd., Suite 210 Tampa, FL 33607 Dear Mr. Jones: This Amendment No. 1, dated June 10, 2022, amends that certain Placement Agency Agreement, dated January 5, 2022 (together, the ?PAA?), by and between EF Hutton, division of Benchmark Investments, Inc. (?EF Hutton? or the ?Pla

June 10, 2022 8-K

Entry into a Material Definitive Agreement, 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): June 7, 2022 ODYSSEY MARINE EXPLORATION, INC. (Exact name of registrant as specified in its charter) Nevada 001-31895 84-1018684 (State or Other Jurisdiction of Incorporation) (Commis

June 10, 2022 EX-10.2

Form of Warrant Agreement between the Company and each investor named therein (incorporated by reference to Exhibit 10.2 to the Company’s Report on Form 8-K filed June 10, 2022)

Exhibit 10.2 WARRANT AGREEMENT THIS WARRANT AGREEMENT (this ?Agreement?), dated as of June 10, 2022, is by and between Odyssey Marine Exploration, Inc., a Nevada corporation (the ?Company?), and [?], (such entity, or its successors or permitted assignees, a ?Holder?). WHEREAS, the Company and the Holder entered into a Subscription Agreement, dated as of June 7, 2022, pursuant to which the Company

June 10, 2022 EX-10.1

Form of Subscription Agreement between the Company and each investor named therein (incorporated by reference to Exhibit 10.1 to the Company’s Report on Form 8-K filed June 10, 2022).

Exhibit 10.1 SUBSCRIPTION AGREEMENT This SUBSCRIPTION AGREEMENT (this ?Subscription Agreement?) is entered into as of June 7, 2022, by and between Odyssey Marine Exploration, Inc., a Nevada corporation (the ?Company?), and the undersigned (?Subscriber? or ?you?). WHEREAS, subject to the terms and conditions set forth in this Agreement and pursuant to an effective registration statement (No. 333-26

June 10, 2022 424B5

Odyssey Marine Exploration, Inc. 4,939,515 Shares of Common Stock Warrants to Purchase 4,939,515 Shares of Common Stock Up to 4,939,515 Shares of Common Stock Underlying the Warrants

Table of Contents PROSPECTUS SUPPLEMENT NO. 1 Filed Pursuant to Rule 424(b)(5) (TO PROSPECTUS DATED DECEMBER 10, 2021) Registration Statement No. 333-261592 Odyssey Marine Exploration, Inc. 4,939,515 Shares of Common Stock Warrants to Purchase 4,939,515 Shares of Common Stock Up to 4,939,515 Shares of Common Stock Underlying the Warrants We are offering 4,939,515 shares of our common stock and war

June 10, 2022 EX-10.3

Placement Agency Agreement, dated January 5, 2022, between the Company and EF Hutton, division of Benchmark Investments, LLC (“EF Hutton”).

Exhibit 10.3 PERSONAL AND CONFIDENTIAL January 5th, 2022 Christopher E. Jones CFO Odyssey Marine Exploration, Inc. 205 S. Hoover Blvd., Suite 210 Tampa, FL 33607 Dear Mr. Jones: This letter (the ?Agreement?) constitutes the agreement between, EF Hutton, division of Benchmark Investments, LLC (?EF Hutton? or the ?Placement Agent?) and Odyssey Marine Exploration, Inc., a company incorporated under t

May 16, 2022 8-K

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): May 16, 2022 ODYSSEY MARINE EXPLORATION, INC. (Exact name of registrant as specified in its charter) Nevada 001-31895 84-1018684 (State or Other Jurisdiction of Incorporation) (Commis

May 16, 2022 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ Quarterly report pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 For the quarterly period ended March 31, 2022. or ☐ Transition report pursuant

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ? Quarterly report pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 For the quarterly period ended March 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 001-31895 OD

May 16, 2022 EX-99.1

Forward Looking Information Odyssey Marine Exploration believes the information set forth in this presentation may include forward looking statements within the meaning of the Private Securities Litigation Reform Act of 1995, Section 27A of the Secur

Exhibit 99.1 May 2022 NASDAQ: OMEX Forward Looking Information Odyssey Marine Exploration believes the information set forth in this presentation may include forward looking statements within the meaning of the Private Securities Litigation Reform Act of 1995, Section 27A of the Securities Act of 1933 and Section 21E of the Securities Act of 1934. Certain factors that could cause results to differ

May 3, 2022 8-K

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): May 3, 2022 ODYSSEY MARINE EXPLORATION, INC. (Exact name of registrant as specified in its charter) Nevada 001-31895 84-1018684 (State or Other Jurisdiction of Incorporation) (Commiss

April 27, 2022 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

DEF 14A 1 d284121ddef14a.htm DEF 14A Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) SCHEDULE 14A INFORMATION 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 Stat

April 27, 2022 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

DEFA14A 1 d284121ddefa14a.htm DEFA14A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) SCHEDULE 14A INFORMATION 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 ☐ Confident

March 31, 2022 EX-21.1

Subsidiaries of the Registrant (filed herewith electronically)

Exhibit 21.1 Subsidiaries of the Registrant Subsidiary (1) Jurisdiction of Incorporation or Organization Odyssey Marine Services, Inc. Nevada OVH, Inc. Nevada Odyssey Retriever, Inc. Nevada Marine Exploration Holding, Llc Nevada Odyssey Marine Entertainment, Inc. Nevada Odyssey Marine Minerals, Llc Nevada Odyssey Marine Management, Ltd. Bahamas Oceania Marine Operations S.R.L. Panama Odyssey Marin

March 31, 2022 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, 2021 ☐ TRANSITION REPORT UNDER

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, 2021 ? TRANSITION REPORT UNDER SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission File Number 001-31895 ODYSSEY MARINE EXPLORATION, INC. (Exact

March 31, 2022 EX-96.1

Technical Report, Revised Assessment of the Don Diego West Phosphorite Deposit, Mexican Exclusive Economic Zone (EEZ) prepared for Odyssey Marine Exploration, Inc and issued effective as of June 30, 2014 by Henry J. Lamb, P.G. (filed herewith electronically).

Exhibit 96.1 Technical Report: Revised Assessment of the Don Diego West Phosphorite Deposit, Mexican Exclusive Economic Zone (EEZ) Prepared for Oceanica Resources S. de R.L. Panama Effective Date June 30, 2014 Prepared by: Henry J. Lamb, P.G. Mineral Resource Associates 501 North Church Avenue Mulberry, Florida 33860 (863) 425-4092 Preliminary Assessment of the West Don Diego Phosphorite Deposit J

March 11, 2022 8-K

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): March 7, 2022 Odyssey Marine Exploration, Inc. (Exact name of registrant as specified in its charter) Nevada 001-31895 84-1018684 (State or Other Jurisdiction of Incorporation) (Commi

February 14, 2022 SC 13G/A

OMEX / Odyssey Marine Exploration Inc / FourWorld Capital Management LLC Passive Investment

SC 13G/A 1 d871891913g-a.htm UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 4)* Odyssey Marine Exploration, Inc. (Name of Issuer) Common Stock, par value $.0001 per share (Title of Class of Securities) 676118201 (CUSIP Number) December 31, 2021 (Date of Event Which Requires Filing of this Statement) Check

February 11, 2022 SC 13G/A

OMEX / Odyssey Marine Exploration Inc / Two Seas Capital LP Passive Investment

SC 13G/A 1 formsc13ga-odyssey.htm UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO § 240.13d-1(b), (c) AND (d)AND AMENDMENTS THERETO FILED PURSUANT TO § 240.13d-2 (Amendment No. 2)* Odyssey Marine Exploration, Inc. (Name of Issuer) Common Stock, par value $.0001 per share (Title of Class of Securities) 6

January 4, 2022 SC 13G/A

OMEX / Odyssey Marine Exploration Inc / Fried Kenneth - SC 13G/A Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 6)* Odyssey Marine Exploration, Inc. (Name of Issuer) Common Stock (Title of Class of Securities) 676118201 (CUSIP Number) Ken Fried 333 E. 56th ST, APT 16G New York, NY 10022, 917-734-1487 (Name, Address and Telephone Number of Person Authorized to Receive

December 21, 2021 CORRESP

ODYSSEY MARINE EXPLORATION, INC. 205 S. Hoover Boulevard Suite 210 Tampa, Florida 33609 December 21, 2021

ODYSSEY MARINE EXPLORATION, INC. 205 S. Hoover Boulevard Suite 210 Tampa, Florida 33609 December 21, 2021 VIA EDGAR Securities and Exchange Commission Division of Corporate Finance Office of Transportation and Leisure 100 F Street N.E. Washington, D.C. 20549 Attention: Arthur Tornabene-Zalas, Special Counsel Re: Odyssey Marine Exploration, Inc. Registration Statement on Form S-3 SEC Registration N

December 10, 2021 EX-5.01

Consent of Akerman LLP (included in Exhibit 5.01).

Exhibit 5.01 Akerman LLP 401 E. Jackson Street Suite 1700 Tampa, FL 33602-5250 T: 813 223 7333 F: 813 223 2837 December 10, 2021 Odyssey Marine Exploration, Inc. 205 S. Hoover Boulevard Suite 210 Tampa, Florida 33609 Re: Registration Statement on Form S-3 Ladies and Gentlemen: We have acted as counsel to Odyssey Marine Exploration, Inc., a Nevada corporation (the ?Company?), in connection with the

December 10, 2021 S-3

As filed with the Securities and Exchange Commission on December 10, 2021

S-3 1 d205153ds3.htm FORM S-3 Table of Contents As filed with the Securities and Exchange Commission on December 10, 2021 Registration No.: 333- UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM S-3 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 Odyssey Marine Exploration, Inc. (Exact name of registrant as specified in its charter) Nevada 84-1018684 (State or othe

December 10, 2021 EX-23.01

Consent of Warren Averett, LLC, Independent Accountants.

EX-23.01 Exhibit 23.01 Consent of Independent Registered Public Accounting Firm We hereby consent to the incorporation by reference in this Registration Statement on Form S-3 of our report dated March 31, 2021 relating to the consolidated financial statements of Odyssey Marine Exploration, Inc. and Subsidiaries, which report appears in the Annual Report on Form 10-K of Odyssey Marine Exploration,

December 10, 2021 EX-23.02

Consent of Ferlita, Walsh, Gonzalez & Rodriguez, P.A., Independent Accountants.

EX-23.02 Exhibit 23.02 CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM We consent to the incorporation by reference in this Registration Statement on Form S-3 of our report dated March 11, 2019, on the consolidated financial statements of Odyssey Marine Exploration, Inc. and Subsidiaries, which report appears in the Annual Report on Form 10-K of Odyssey Marine Exploration, Inc. and Subsid

December 6, 2021 SC 13G

OMEX / Odyssey Marine Exploration Inc / Monaco Financial, LLC - 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. )* Odyssey Marine Exploration, Inc. (Name of Issuer) Common Stock (Title of Class of Securities) 676118201 (CUSIP Number) (Name, Address and Telephone Number of Person Authorized to Receive Notices and Communications) November 16, 2021 (Date of Event which R

November 15, 2021 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ Quarterly report pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 For the quarterly period ended September 30, 2021. or ☐ Transition report purs

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

October 5, 2021 EX-99.1

Odyssey Marine Exploration Announces Significant Debt Reduction and Continued Focus on Mineral Exploration and Development

Exhibit 99.1 PRESS RELEASE CONTACT: Laura Barton Odyssey Marine Exploration, Inc. (813) 876-1776 x 2562 [email protected] Odyssey Marine Exploration Announces Significant Debt Reduction and Continued Focus on Mineral Exploration and Development TAMPA, Fla., October 5, 2021 (BUSINESSWIRE) Odyssey Marine Exploration, Inc. (NASDAQ:OMEX), a global subsea mineral exploration and development compa

October 5, 2021 8-K

Entry into a Material Definitive Agreement, Termination of a Material Definitive Agreement, Financial Statements and Exhibits, 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): October 4, 2021 Odyssey Marine Exploration, Inc. (Exact name of registrant as specified in its charter) Nevada 001-31895 84-1018684 (State or Other Jurisdiction of Incorporation) (Com

October 5, 2021 EX-10.1

Termination and Settlement Agreement, dated October 4, 2021.

Exhibit 10.1 Execution Version TERMINATION AND SETTLEMENT AGREEMENT THIS TERMINATION AND SETTLEMENT AGREEMENT (this ?Agreement?) is made and entered into effective as of October 4, 2021 (the ?Effective Date?), by and among ODYSSEY MARINE EXPLORATION, INC., a Nevada corporation (?Odyssey?), ALDAMA MINING COMPANY, S. DE R.L. DE C.V., a Mexican company (?Aldama?), ODYSSEY MARINE ENTERPRISES, LTD., a

October 5, 2021 424B5

Odyssey Marine Exploration, Inc. Up to $9,000,000 of Shares of Common Stock

Filed Pursuant to Rule 424(b)(5) Registration Statement No. 333-227666 PROSPECTUS SUPPLEMENT NO. 3 (TO PROSPECTUS DATED OCTOBER 25, 2018) Odyssey Marine Exploration, Inc. Up to $9,000,000 of Shares of Common Stock We are offering up to $9.0 million of shares of our common stock. The shares of common stock are being offered directly to Monaco Financial, LLC, or Monaco, pursuant to a termination and

August 31, 2021 EX-99.7

ASSIGNMENT AND ASSUMPTION AGREEMENT

Exhibit 99.7 ASSIGNMENT AND ASSUMPTION AGREEMENT THIS ASSIGNMENT AND ASSUMPTION AGREEMENT (this ?Assignment?) is made effective as of this day of August, 2021 (the ?Effective Date?), by and among Drumcliffe Partners IV SMA1, LLC, a Delaware limited liability company (?Assignor?), Epsilon Acquisitions LLC, a Delaware limited liability company (?Epsilon?), (?Assignee?), and Odyssey Marine Exploratio

August 31, 2021 SC 13D/A

OMEX / Odyssey Marine Exploration Inc / Epsilon Acquisitions LLC - SC 13D/A Activist Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 13D/A UNDER THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No. 2) Odyssey Marine Exploration, Inc. (Name of Issuer) Common Stock (Title of Class of Securities) 676118102 (CUSIP Number) c/o Andres Gonzalez Saravia Campos Eliseos No. 29 Col. Rincon del Bosque 11580 Mexico D.F. Mexico (52) 555 255 9900 (Name, Address and

August 31, 2021 EX-99.5

PURCHASE AGREEMENT

Exhibit 99.5 PURCHASE AGREEMENT This Purchase Agreement (this ?Agreement?), dated as of August 30, 2021 (the ?Effective Date?), is made by and between Epsilon Acquisitions LLC, a Delaware limited liability company (the ?Seller?), and Drumcliffe Partners IV SMA1, LLC, a Delaware limited liability company (the ?Purchaser?). WHEREAS, the Seller owns 1,138,245 shares (the ?Purchased Securities?) of co

August 31, 2021 EX-99.6

ASSIGNMENT, ASSUMPTION AND AMENDMENT OF THE SECOND AMENDED AND RESTATED REGISTRATION RIGHTS AGREEMENT

Exhibit 99.6 ASSIGNMENT, ASSUMPTION AND AMENDMENT OF THE SECOND AMENDED AND RESTATED REGISTRATION RIGHTS AGREEMENT This ASSIGNMENT, ASSUMPTION AND AMENDMENT OF THE SECOND AMENDED AND RESTATED REGISTRATION RIGHTS AGREEMENT (this ?Assignment?) is made effective as of this 30th day of August, 2021 (the ?Effective Date?), by and among Epsilon Acquisitions LLC, a Delaware limited liability company (?Ep

August 13, 2021 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ Quarterly report pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 For the quarterly period ended June 30, 2021. or ☐ Transition report pursuant

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

June 17, 2021 EX-10.1

Third Amended and Restated International Claims Enforcement Agreement (incorporated by reference to Exhibit 10.1 to the Company’s Report on Form 8-K filed June 17, 2021).

Exhibit 10.1 THIRD AMENDED AND RESTATED INTERNATIONAL CLAIMS ENFORCEMENT AGREEMENT This Third Amended and Restated International Claims Enforcement Agreement (this ?Agreement?), effective as of June 14, 2021 (the ?Restated Effective Date?), is made by and between Poplar Falls LLC, a Delaware limited liability company (the ?Funder?), on the one hand, and Odyssey Marine Exploration, Inc., a Nevada c

June 17, 2021 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Entry into a Material Definitive Agreement, Financial Statements and Exhibits, 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): June 14, 2021 ODYSSEY MARINE EXPLORATION, INC. (Exact name of registrant as specified in its charter) Nevada 001-31895 84-1018684 (State or Other Jurisdiction of Incorporation) (Commi

May 17, 2021 10-Q

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ? Quarterly report pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 For the quarterly period ended March 31, 2021. 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 001-31895 ODYSSEY MARINE EXPLO

April 29, 2021 DEFA14A

- DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) SCHEDULE 14A INFORMATION 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 (a

April 29, 2021 DEF 14A

Definitive Proxy Statement on Schedule 14A

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) SCHEDULE 14A INFORMATION 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

March 31, 2021 EX-21.1

Subsidiaries of the Registrant (filed herewith electronically)

Exhibit 21.1 Subsidiaries of the Registrant Subsidiary (1) Jurisdiction of Incorporation or Organization Odyssey Marine, Inc. Florida Odyssey Marine Services, Inc. Nevada OVH, Inc. Nevada Odyssey Retriever, Inc. Nevada Marine Exploration Holding, Llc. Nevada Odyssey Marine Entertainment, Inc. Nevada Odyssey Marine Management, Ltd. Bahamas Oceania Marine Operations S.R.L. Panama Odyssey Marine Ente

March 31, 2021 10-K

Annual Report - 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, 2020 ? TRANSITION REPORT UNDER SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission File Number 001-31895 ODYSSEY MARINE EXPLORATION, INC. (Exact

March 24, 2021 SC 13G/A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 3)*

SC 13G/A 1 d8718919sc13g-a.htm UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 3)* Odyssey Marine Exploration, Inc. (Name of Issuer) Common Stock, par value $.0001 per share (Title of Class of Securities) 676118201 (CUSIP Number) March 17, 2021 (Date of Event Which Requires Filing of this Statement) Check t

March 12, 2021 8-K

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): March 8, 2021 ODYSSEY MARINE EXPLORATION, INC. (Exact name of registrant as specified in its charter) Nevada 001-31895 84-1018684 (State or Other Jurisdiction of Incorporation) (Commi

February 16, 2021 SC 13G/A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 1)*

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

February 10, 2021 EX-99.1

Exhibit 99.1

EXHIBIT 99.1 JOINT FILING AGREEMENT In accordance with Rule 13d-1(k) under the Securities Exchange Act of 1934, as amended, the undersigned agree to the joint filing on behalf of each of them of a Statement on Schedule 13G (including any and all amendments thereto) with respect to the Common Stock, par value $.0001 per share, of Odyssey Marine Exploration, Inc., a Delaware corporation, and further

February 10, 2021 SC 13G/A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO § 240.13d-1(b), (c) AND (d)AND AMENDMENTS THERETO FILED PURSUANT TO § 240.13d-2 (Amendment No. 1)*

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO § 240.13d-1(b), (c) AND (d)AND AMENDMENTS THERETO FILED PURSUANT TO § 240.13d-2 (Amendment No. 1)* Odyssey Marine Exploration, Inc. (Name of Issuer) Common Stock, par value $.0001 per share (Title of Class of Securities) 676118201 (CUSIP Number) December 3

January 7, 2021 SC 13G/A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 1)*

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

January 4, 2021 SC 13G/A

SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 5)* Odyssey Marine Exploration, Inc. (Name of Issuer) Common Stock (Title of Class of Securities) (CUSIP Number) Ken Fried 333 E. 56th ST, APT 16G New York, NY 10022, 917-734-1487

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 5)* Odyssey Marine Exploration, Inc. (Name of Issuer) Common Stock (Title of Class of Securities) 676118201 (CUSIP Number) Ken Fried 333 E. 56th ST, APT 16G New York, NY 10022, 917-734-1487 (Name, Address and Telephone Number of Person Authorized to Receive

December 17, 2020 8-K

Entry into a Material Definitive Agreement, Financial Statements and Exhibits - FORM 8-K

Form 8-K 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 12, 2020 ODYSSEY MARINE EXPLORATION, INC. (Exact name of registrant as specified in its charter) Nevada 001-31895 84-1018684 (State or Other Jurisdiction of Incorpor

December 17, 2020 EX-10.1

Second Amended and Restated International Claims Enforcement Agreement, dated as of December 12, 2020 by and between Poplar Falls LLC, Odyssey Marine Exploration, Inc., and Exploraciones Oceánicas S. de R.L. de C.V.,

EX-10.1 Exhibit 10.1 SECOND AMENDED AND RESTATED INTERNATIONAL CLAIMS ENFORCEMENT AGREEMENT This Second Amended and Restated International Claims Enforcement Agreement (this “Agreement”), effective as of December 12th, 2020 (the “Restated Effective Date”), is made by and between Poplar Falls LLC, a Delaware limited liability company (the “Funder”), on the one hand, and Odyssey Marine Exploration,

November 16, 2020 10-Q

Quarterly Report - FORM 10-Q

Form 10-Q Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

September 3, 2020 SC 13G

OMEX / Odyssey Marine Exploration, Inc. / FourWorld Capital Management LLC Passive Investment

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

September 1, 2020 SC 13G

OMEX / Odyssey Marine Exploration, Inc. / Kairos Capital Management LP - SC 13G Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO § 240.13d-1(b), (c) AND (d) AND AMENDMENTS THERETO FILED PURSUANT TO § 240.13d-2 (Amendment No. )* Odyssey Marine Exploration, Inc. (Name of Issuer) Common Stock, par value $.0001 per share (Title of Class of Securities) 676118201 (CUSIP Number) August 25,

August 25, 2020 424B5

Odyssey Marine Exploration, Inc. 2,553,314 Shares of Common Stock Warrants to Purchase up to 1,901,989 Shares of Common Stock Up to 1,901,989 Shares of Common Stock Underlying the Warrants

Form 424(b)(5) Table of Contents PROSPECTUS SUPPLEMENT NO. 2 Filed Pursuant to Rule 424(b)(5) (TO PROSPECTUS DATED OCTOBER 25, 2018) Registration Statement No. 333-227666 Odyssey Marine Exploration, Inc. 2,553,314 Shares of Common Stock Warrants to Purchase up to 1,901,989 Shares of Common Stock Up to 1,901,989 Shares of Common Stock Underlying the Warrants We are offering 2,553,314 shares of our

August 25, 2020 EX-10.1

Form of Purchase Agreement.

EX-10.1 Exhibit 10.1 SECURITIES PURCHASE AGREEMENT This Securities Purchase Agreement (the “Agreement”) is dated as of August 21, 2020, between Odyssey Marine Exploration, Inc., a Nevada corporation (the “Company”), and 2020 OMEX Derivative Series A, LLC, a Delaware limited liability company (including its successors and assigns, “Purchaser”). WHEREAS, subject to the terms and conditions set forth

August 25, 2020 8-K

Entry into a Material Definitive Agreement, Financial Statements and Exhibits - FORM 8-K

Form 8-K 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 21, 2020 ODYSSEY MARINE EXPLORATION, INC. (Exact name of registrant as specified in its charter) Nevada 001-31895 84-1018684 (State or Other Jurisdiction (Commission (

August 25, 2020 EX-4.1

Form of Warrant to Purchase Common Stock (incorporated by reference to Exhibit 4.1 to the Company’s Report on Form 8-K filed August 25, 2020)

EX-4.1 Exhibit 4.1 WARRANT ODYSSEY MARINE EXPLORATION, INC. Warrant to Purchase Common Stock Warrant No.: [—] Number of Shares: [—] Warrant Exercise Price: $4.75 Date of Issuance: August [—], 2020 Odyssey Marine Exploration, Inc., a Nevada corporation (the “Company”), hereby certifies that, for good and valuable consideration, the receipt and sufficiency of which are hereby acknowledged, [Name of

August 20, 2020 EX-10.1

Third Amendment to Note and Warrant Purchase Agreement and Note and Warrant Modification Agreement dated August 14, 2020 among Odyssey Marine Exploration, Inc. and the Lenders (incorporated by reference to Exhibit 10.1 to the Company’s Report on Form 8-K filed August 20, 2020)

EX-10.1 Exhibit 10.1 THIRD AMENDMENT TO NOTE AND WARRANT PURCHASE AGREEMENT AND NOTE AND WARRANT MODIFICATION AGREEMENT THIS THIRD AMENDMENT TO NOTE AND WARRANT PURCHASE AGREEMENT AND NOTE AND WARRANT MODIFICATION AGREEMENT (this “Amendment”) is made and entered into effective as of August 14, 2020, by and among ODYSSEY MARINE EXPLORATION, INC., a Nevada corporation (“Odyssey”), and the Lenders (a

August 20, 2020 8-K

Entry into a Material Definitive Agreement, Financial Statements and Exhibits, Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant

Form 8-K 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 14, 2020 ODYSSEY MARINE EXPLORATION, INC. (Exact name of registrant as specified in its charter) Nevada 001-31895 84-1018684 (State or Other Jurisdiction of Incorporat

August 20, 2020 EX-10.3

Form of Warrant to Purchase Common Stock issued by Odyssey Marine Exploration, Inc.

EX-10.3 4 d17852dex103.htm EX-10.3 Exhibit 10.3 THIS WARRANT AND THE SECURITIES ISSUABLE UPON THE EXERCISE HEREOF HAVE NOT BEEN REGISTERED UNDER THE SECURITIES ACT OF 1933, AS AMENDED. THEY MAY NOT BE SOLD, OFFERED FOR SALE, PLEDGED, HYPOTHECATED, OR OTHERWISE TRANSFERRED EXCEPT PURSUANT TO AN EFFECTIVE REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933, AS AMENDED, OR AN OPINION OF COUNSEL S

August 20, 2020 EX-10.2

Form of Warrant to Purchase Common Stock issued by Odyssey Marine Exploration, Inc. (incorporated by reference to Exhibit 10.2 to the Company’s Report on Form 8-K filed August 20, 2020)

EX-10.2 Exhibit 10.2 THIS WARRANT AND THE SECURITIES ISSUABLE UPON THE EXERCISE HEREOF HAVE NOT BEEN REGISTERED UNDER THE SECURITIES ACT OF 1933, AS AMENDED. THEY MAY NOT BE SOLD, OFFERED FOR SALE, PLEDGED, HYPOTHECATED, OR OTHERWISE TRANSFERRED EXCEPT PURSUANT TO AN EFFECTIVE REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933, AS AMENDED, OR AN OPINION OF COUNSEL SATISFACTORY TO THE COMPANY

August 14, 2020 10-Q

Quarterly Report - FORM 10-Q

Form 10-Q Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

August 6, 2020 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Submission of Matters to a Vote of Security Holders

Form 8-K 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 3, 2020 ODYSSEY MARINE EXPLORATION, INC. (Exact name of registrant as specified in its charter) Nevada 001-31895 84-1018684 (State or Other Jurisdiction of Incorporati

June 30, 2020 8-K

Entry into a Material Definitive Agreement, Financial Statements and Exhibits, Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant

Form 8-K 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 26, 2020 ODYSSEY MARINE EXPLORATION, INC. (Exact name of registrant as specified in its charter) Nevada 001-31895 84-1018684 (State or Other Jurisdiction of Incorporatio

June 30, 2020 DEFA14A

- DEFA14A

DEFA14A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) SCHEDULE 14A INFORMATION 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

June 30, 2020 EX-10.1

Loan Authorization, Note and Security Agreement dated May 16, 2020 and executed on June 26, 2020 between Odyssey Marine Exploration, Inc. and the U.S. Small Business Administration (incorporated by reference to Exhibit 10.1 to the Company’s Report on Form 8-K filed June 30, 2020)

EX-10.1 Exhibit 10.1 SBA Loan #7355347406 Application #3300234058 LOAN AUTHORIZATION AND AGREEMENT (LA&A) A PROPERLY SIGNED DOCUMENT IS REQUIRED PRIOR TO ANY DISBURSEMENT CAREFULLY READ THE LA&A: This document describes the terms and conditions of your loan. It is your responsibility to comply with ALL the terms and conditions of your loan. SIGNING THE LA&A: All borrowers must sign the LA&A. • Sig

June 30, 2020 10-K/A

Annual Report - AMENDMENT NO. 1 TO FORM 10-K

Amendment No. 1 to Form 10-K 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, 2019 ☐ TRANSITION REPORT UNDER SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission File Number 001-31895 ODYSSEY M

June 12, 2020 DEF 14A

as amended (and the portions of our Definitive Proxy Statement on Schedule 14A for our Annual Meeting of Stockholders filed with the SEC on June 12, 2020, that are incorporated by reference therein);

DEF 14A Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

June 12, 2020 DEFA14A

- DEFA14A

DEFA14A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) SCHEDULE 14A INFORMATION 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

May 15, 2020 10-Q

Quarterly Report - FORM 10-Q

10-Q 1 d900854d10q.htm FORM 10-Q Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ Quarterly report pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 For the quarterly period ended March 31, 2020 or ☐ Transition report pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 For the transition period from to Com

May 11, 2020 8-K

Other Events

8-K 1 d655797d8k.htm FORM 8-K 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, 2020 ODYSSEY MARINE EXPLORATION, INC. (Exact name of registrant as specified in its charter) Nevada 001-31895 84-1018684 (State or Other Jurisdict

May 8, 2020 8-K

Entry into a Material Definitive Agreement, Financial Statements and Exhibits, Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant

8-K 1 d928608d8k.htm FORM 8-K 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, 2020 ODYSSEY MARINE EXPLORATION, INC. (Exact name of registrant as specified in its charter) Nevada 001-31895 84-1018684 (State or Other Jurisdict

May 8, 2020 EX-10.1

Amended and Restated Note Purchase Agreement dated May 6, 2020.

EX-10.1 Exhibit 10.1 FIRST AMENDED AND RESTATED NOTE PURCHASE AGREEMENT THIS FIRST AMENDED AND RESTATED NOTE PURCHASE AGREEMENT (this “Agreement”) is made and entered into as of May 6, 2020, by and between ODYSSEY MARINE EXPLORATION, INC., a Nevada corporation (the “Company”), and 37North Capital SPV 11, LLC (the “Lender”). Capitalized terms not otherwise defined in this Agreement shall have the m

April 22, 2020 8-K

Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year, Entry into a Material Definitive Agreement, Notice of Delisting or Failure to Satisfy a Continued Listing Rule or Standard; Transfer of Listing, Financial Statements and Exhibits, Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant, Other Events

8-K 1 d919734d8k.htm FORM 8-K 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 16, 2020 ODYSSEY MARINE EXPLORATION, INC. (Exact name of registrant as specified in its charter) Nevada 001-31895 84-1018684 (State or Other Jurisd

April 22, 2020 EX-3.1

Amendment to Second Amended and Restated Bylaws.

EX-3.1 Exhibit 3.1 The first paragraph of Article I, Section 6 of the Second Amended and Restated Bylaws of Odyssey Marine Exploration, Inc. was amended by deleting it in its entirety and inserting in lieu thereof the following: “Time. The annual meeting shall be held on the date and at the time fixed, from time to time by the directors; provided, that each annual meeting shall be held on a date w

April 22, 2020 EX-10.1

Note and Loan Agreement dated April 16, 2020 between Odyssey Marine Exploration, Inc. and Fifth Third Bancorp (incorporated by reference to Exhibit 10.1 to the Company’s Report on Form 8-K filed April 22, 2020)

EX-10.1 Exhibit 10.1 U.S. Small Business Administration NOTE SBA Loan # SBA Loan Name Odyssey Marine Exploration, Inc. Date April 16, 2020 Loan Amount $370,400.00 Interest Rate 1.00%; Fixed Rate Borrower Odyssey Marine Exploration, Inc. a Nevada Corporation Operating Company N/A Lender Fifth Third Bank, National Association, a federally chartered institution 1. PROMISE TO PAY: In return for the Lo

March 30, 2020 EX-10.40

Form of Convertible Promissory Note (filed herewith electronically)

EX-10.40 Exhibit 10.40 THIS NOTE AND THE SECURITIES ISSUABLE UPON THE CONVERSION HEREOF HAVE NOT BEEN REGISTERED UNDER THE SECURITIES ACT OF 1933, AS AMENDED. THEY MAY NOT BE SOLD, OFFERED FOR SALE, PLEDGED, HYPOTHECATED, OR OTHERWISE TRANSFERRED EXCEPT PURSUANT TO AN EFFECTIVE REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933, AS AMENDED, OR AN OPINION OF COUNSEL SATISFACTORY TO THE COMPANY

March 30, 2020 EX-4.2

Form of Warrant to Purchase Common Stock (incorporated by reference to Exhibit 4.2 to the Company’s Annual Report on Form 10-K for the year ended December 31, 2019)

EX-4.2 2 d884274dex42.htm EX-4.2 Exhibit 4.2 THIS WARRANT HAS NOT BEEN REGISTERED UNDER THE SECURITIES ACT OF 1933, AS AMENDED, OR ANY APPLICABLE STATE SECURITIES LAWS, AND MAY NOT BE SOLD, TRANSFERRED, PLEDGED, HYPOTHECATED OR OTHERWISE ASSIGNED EXCEPT IN COMPLIANCE WITH THE REGISTRATION REQUIREMENTS OF SUCH ACT AND SUCH STATE SECURITIES LAWS OR PURSUANT TO AN EXEMPTION OR QUALIFICATION THEREFROM

March 30, 2020 EX-21.1

Subsidiaries of the Registrant (filed herewith electronically)

EX-21.1 Exhibit 21.1 Subsidiaries of the Registrant Subsidiary (1) Jurisdiction of Incorporation or Organization Odyssey Marine, Inc. Florida Odyssey Marine Services, Inc. Nevada OVH, Inc. Nevada Odyssey Retriever, Inc. Nevada Marine Exploration Holding, Llc. Nevada Odyssey Marine Entertainment, Inc. Nevada Odyssey Marine Management, Ltd. Bahamas Oceania Marine Operations S.R.L. Panama Odyssey Mar

March 30, 2020 EX-10.37

Note Purchase Agreement dated December 6, 2019 (filed herewith electronically)

EX-10.37 3 d884274dex1037.htm EX-10.37 Exhibit 10.37 THIS NOTE AND THE SECURITIES ISSUABLE UPON THE CONVERSION HEREOF HAVE NOT BEEN REGISTERED UNDER THE SECURITIES ACT OF 1933, AS AMENDED. THEY MAY NOT BE SOLD, OFFERED FOR SALE, PLEDGED, HYPOTHECATED, OR OTHERWISE TRANSFERRED EXCEPT PURSUANT TO AN EFFECTIVE REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933, AS AMENDED, OR AN OPINION OF COUNS

March 30, 2020 EX-10.39

Amended and Restated International Claims Enforcement Agreement(filed herewith electronically)

EX-10.39 5 d884274dex1039.htm EX-10.39 Exhibit 10.39 AMENDED AND RESTATED INTERNATIONAL CLAIMS ENFORCEMENT AGREEMENT This Amended and Restated International Claims Enforcement Agreement (this “Agreement”), effective as of January 31, 2020 (the “Restated Effective Date”), is made by and between Poplar Falls LLC, a Delaware limited liability company (the “Funder”), on the one hand, and Odyssey Marin

March 30, 2020 EX-10.38

Form of Convertible Promissory Note (filed herewith electronically)

EX-10.38 Exhibit 10.38 NOTE PURCHASE AGREEMENT THIS NOTE PURCHASE AGREEMENT (this “Agreement”) is made and entered into as of November 26, 2019, by and between ODYSSEY MARINE EXPLORATION, INC., a Nevada corporation (the “Company”), and 37North Capital SPV 11, LLC (the “Lender”). Capitalized terms not otherwise defined in this Agreement shall have the meanings ascribed to them in Section 1 below. R

March 30, 2020 10-K

OMEX / Odyssey Marine Exploration, Inc. 10-K - Annual Report - FORM 10-K

10-K 1 d884274d10k.htm 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, 2019 ☐ TRANSITION REPORT UNDER SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission File Number 001-31895 ODYSSEY MARINE EXPLORATIO

February 6, 2020 8-K

Entry into a Material Definitive Agreement

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 31, 2020 ODYSSEY MARINE EXPLORATION, INC. (Exact name of registrant as specified in its charter) Nevada 001-31895 84-1018684 (State or Other Jurisdiction of Incorporation) (Co

February 4, 2020 8-K

Entry into a Material Definitive Agreement, Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant

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 29, 2020 ODYSSEY MARINE EXPLORATION, INC. (Exact name of registrant as specified in its charter) Nevada 001-31895 84-1018684 (State or Other Jurisdiction of Incorporation) (Co

January 27, 2020 8-K

Financial Statements and Exhibits, Changes in Registrant's Certifying Accountant, Other Events

8-K 1 d872857d8k.htm FORM 8-K 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 21, 2020 ODYSSEY MARINE EXPLORATION, INC. (Exact name of registrant as specified in its charter) Nevada 001-31895 84-1018684 (State or Other Juri

January 27, 2020 EX-16.1

Letter of Ferlita, Walsh, Gonzalez & Rodriguez, P.A. dated January 24, 2020.

EX-16.1 2 d872857dex161.htm EX-16.1 Exhibit 16.1 FROMENT JOHN GONZALEZ, III, CPA DON F. RODRIGUEZ, CPA, CVA SAM S. FERLITA, CPA, CVA VINCENT E. WALSH, CPA Members: American Institute of Certified Public Accountants • Florida Institute of Certified Public Accountants • Registered with Public Company Accounting Oversight Board January 24, 2020 Securities and Exchange Commission 100 F Street, N.E. Wa

January 10, 2020 8-K

Notice of Delisting or Failure to Satisfy a Continued Listing Rule or Standard; Transfer of Listing

8-K 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, 2020 ODYSSEY MARINE EXPLORATION, INC. (Exact name of registrant as specified in its charter) Nevada 001-31895 84-1018684 (State or Other Jurisdiction of Incorporation)

January 2, 2020 SC 13G/A

OMEX / Odyssey Marine Exploration, Inc. / Fried Kenneth - SC 13G/A Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 4)* Odyssey Marine Exploration, Inc. (Name of Issuer) Common Stock (Title of Class of Securities) 676118201 (CUSIP Number) Ken Fried 1065 2nd Ave. Apt 8A, New York, NY 10022, 917-734-1487 (Name, Address and Telephone Number of Person Authorized to Receive No

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