ERO / Ero Copper Corp. - Pengajuan SECLaporan Tahunan, Pernyataan Proksi

Ero Copper Corp.
US ˙ NYSE ˙ CA2960061091

Mga Batayang Estadistika
LEI 549300KL8A21SEIO8I47
CIK 1853860
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 Ero Copper Corp.
SEC Filings (Chronological Order)
Halaman ini menyediakan daftar lengkap dan kronologis dari Pengajuan SEC, tidak termasuk pengajuan kepemilikan yang kami sediakan di tempat lain.
September 2, 2025 EX-5.15

CONSENT OF CID GONÇALVES MONTEIRO FILHO

Exhibit 5.15 CONSENT OF CID GONÇALVES MONTEIRO FILHO The undersigned hereby consents to the reference to his name, where used or incorporated by reference in the Registration Statement on Form F-10 of Ero Copper Corp., including in the Annual Information Form filed as an exhibit thereto, being filed with the United States Securities and Exchange Commission, and any amendments thereto. Yours truly,

September 2, 2025 F-X

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM F-X APPOINTMENT OF AGENT FOR SERVICE OF PROCESS AND UNDERTAKING

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM F-X APPOINTMENT OF AGENT FOR SERVICE OF PROCESS AND UNDERTAKING A. Name of issuer or person filing (“Filer”): ERO COPPER CORP. B. (1) This is [check one]: ⌧ an original filing for the Filer. o an amended filing for the Filer. (2) Check the following box if you are filing the Form F-X in paper in accordance with Regulation

September 2, 2025 EX-5.4

CONSENT OF FÁBIO VALÉRIO CÂMARA XAVIER

Exhibit 5.4 CONSENT OF FÁBIO VALÉRIO CÂMARA XAVIER The undersigned hereby consents to the use of the report listed below, and the information derived therefrom, as well as to the reference to his name, in each case where used or incorporated by reference in the Registration Statement on Form F-10 of Ero Copper Corp., including in the Annual Information Form filed as an exhibit thereto, being filed

September 2, 2025 EX-5.11

CONSENT OF AUSENCO ENGINEERING USA SOUTH INC.

Exhibit 5.11 CONSENT OF AUSENCO ENGINEERING USA SOUTH INC. Ausenco Engineering USA South Inc. (Ausenco) is the former employer of Erin L. Patterson, P.E., who is named as a contributing author of the Technical Report Summary (TRS) listed below and who was employed by Ausenco at the date of the signing of the TRS. Ausenco, acting through its duly authorized representative, hereby consents to the us

September 2, 2025 EX-5.12

CONSENT OF SCOTT C. ELFEN

Exhibit 5.12 CONSENT OF SCOTT C. ELFEN The undersigned hereby consents to the use of the report listed below, and the information derived therefrom which the undersigned prepared, supervised the preparation of and/or that was reviewed and approved by the undersigned, as well as to the reference to his name, in each case where used or incorporated by reference in the Registration Statement on Form

September 2, 2025 EX-FILING FEES

Security Type

Calculation of Filing Fee Tables F-10 Ero Copper Corp. Table 1: Newly Registered Securities ☐Not Applicable Security Type Security Class Title Fee Calculation Rule or Instruction Amount Registered Proposed Maximum Offering Price Per Unit Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee Equity Common Shares (no par value) 457(o) Debt Debt Securities 457(o) Other Subscription Rec

September 2, 2025 EX-5.7

CONSENT OF ALEJANDRO SEPULVEDA

Exhibit 5.7 CONSENT OF ALEJANDRO SEPULVEDA The undersigned hereby consents to the use of the report listed below, and the information derived therefrom, as well as to the reference to his name, in each case where used or incorporated by reference in the Registration Statement on Form F-10 of Ero Copper Corp., including in the Annual Information Form filed as an exhibit thereto, being filed with th

September 2, 2025 EX-5.10

CONSENT OF KEVIN MURRAY

Exhibit 5.10 CONSENT OF KEVIN MURRAY The undersigned hereby consents to the use of the report listed below, and the information derived therefrom, as well as to the reference to his name, in each case where used or incorporated by reference in the Registration Statement on Form F-10 of Ero Copper Corp., including in the Annual Information Form filed as an exhibit thereto, being filed with the Unit

September 2, 2025 EX-5.8

CONSENT OF GUILHERME GOMIDES FERREIRA

Exhibit 5.8 CONSENT OF GUILHERME GOMIDES FERREIRA The undersigned hereby consents to the use of the report listed below, and the information derived therefrom, as well as to the reference to his name, in each case where used or incorporated by reference in the Registration Statement on Form F-10 of Ero Copper Corp., including in the Annual Information Form filed as an exhibit thereto, being filed

September 2, 2025 EX-5.5

CONSENT OF EDNIE RAFAEL MOREIRA DE CARVALHO FERNANDES

Exhibit 5.5 CONSENT OF EDNIE RAFAEL MOREIRA DE CARVALHO FERNANDES The undersigned hereby consents to the use of the report listed below, and the information derived therefrom, as well as to the reference to his name, in each case where used or incorporated by reference in the Registration Statement on Form F-10 of Ero Copper Corp., including in the Annual Information Form filed as an exhibit there

September 2, 2025 EX-5.6

CONSENT OF DR. BECK NADER

Exhibit 5.6 CONSENT OF DR. BECK NADER The undersigned hereby consents to the use of the report listed below, and the information derived therefrom, as well as to the reference to his name, in each case where used or incorporated by reference in the Registration Statement on Form F-10 of Ero Copper Corp., including in the Annual Information Form filed as an exhibit thereto, being filed with the Uni

September 2, 2025 EX-5.3

CONSENT OF BERNARDO HORTA DE CERQUEIRA VIANA

Exhibit 5.3 CONSENT OF BERNARDO HORTA DE CERQUEIRA VIANA The undersigned hereby consents to the use of the report listed below, and the information derived therefrom, as well as to the reference to his name, in each case where used or incorporated by reference in the Registration Statement on Form F-10 of Ero Copper Corp., including in the Annual Information Form filed as an exhibit thereto, being

September 2, 2025 EX-5.13

CONSENT OF CARLOS GUZMÁN

Exhibit 5.13 CONSENT OF CARLOS GUZMÁN The undersigned hereby consents to the use of the report listed below, and the information derived therefrom, as well as to the reference to his name, in each case where used or incorporated by reference in the Registration Statement on Form F-10 of Ero Copper Corp., including in the Annual Information Form filed as an exhibit thereto, being filed with the Uni

September 2, 2025 EX-5.16

CONSENT OF ANDERSON GONCALVES CANDIDO

Exhibit 5.16 CONSENT OF ANDERSON GONCALVES CANDIDO The undersigned hereby consents to the use of the report listed below, and the information derived therefrom, as well as to the reference to his name, in each case where used or incorporated by reference in the Registration Statement on Form F-10 of Ero Copper Corp., including in the Annual Information Form filed as an exhibit thereto, being filed

September 2, 2025 EX-5.14

CONSENT OF EMERSON RICARDO RÉ

Exhibit 5.14 CONSENT OF EMERSON RICARDO RÉ The undersigned hereby consents to the use of the report listed below, and the information derived therefrom, as well as to the reference to his name, in each case where used or incorporated by reference in the Registration Statement on Form F-10 of Ero Copper Corp., including in the Annual Information Form filed as an exhibit thereto, being filed with th

September 2, 2025 F-10

As filed with the Securities and Exchange Commission on August 29, 2025

As filed with the Securities and Exchange Commission on August 29, 2025 Registration No.

September 2, 2025 EX-5.9

CONSENT OF LEONARDO DE MORAES SOARES

Exhibit 5.9 CONSENT OF LEONARDO DE MORAES SOARES The undersigned hereby consents to the use of the report listed below, and the information derived therefrom, as well as to the reference to his name, in each case where used or incorporated by reference in the Registration Statement on Form F-10 of Ero Copper Corp., including in the Annual Information Form filed as an exhibit thereto, being filed w

August 25, 2025 SD

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form SD Specialized Disclosure Report Ero Copper Corp. British Columbia, Canada (State or other jurisdiction of incorporation) (Commission File Number) 625 Howe Street, Suite 105

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form SD Specialized Disclosure Report Ero Copper Corp. British Columbia, Canada (State or other jurisdiction of incorporation) 001-40459 (Commission File Number) 625 Howe Street, Suite 1050 Vancouver, British Columbia V6C 2T6 Canada (Address of principal executive office) Deepk Hundal (604) 449-9244 (Name and telephone number,

August 25, 2025 EX-2.01.SCH

XBRL SCHEMA FILE

NA Caraiba [Member] Caraiba NA Tucuma [Member] Tucuma NA Xavantina [Member] Xavantina NA AV Mineracao [Member] AV Mineracao BRAZIL This member stands for Federal Government of Brazil, Tax Authority.

August 25, 2025 EX-2.01

Extractive Sector Transparency Measures Act - Annual Report

Exhibit 2.01 Extractive Sector Transparency Measures Act - Annual Report Reporting Entity Name Ero Copper Corp. Reporting Year From 2024-01-01 To: 2024-12-31 Date submitted 2025-05-13 Reporting Entity ESTMA Identification Number E091548 Original Submission Amended Report Other Subsidiaries Included (optional field) Not Consolidated Not Substituted Attestation by Reporting Entity In accordance with

July 31, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of July 2025 Commission File Number 001-40459

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of July 2025 Commission File Number 001-40459 ERO COPPER CORP. (Translation of registrant's name into English) 625 Howe Street, Suite 1050 Vancouver, British Columbia V6C 2T6 Canada (Address of pr

July 31, 2025 EX-99.2

CONDENSED CONSOLIDATED INTERIM FINANCIAL STATEMENTS FOR THE THREE AND SIX MONTHS ENDED JUNE 30, 2025 AND 2024

CONDENSED CONSOLIDATED INTERIM FINANCIAL STATEMENTS FOR THE THREE AND SIX MONTHS ENDED JUNE 30, 2025 AND 2024 Ero Copper Corp.

July 31, 2025 EX-99.3

Ero Copper Reports Second Quarter 2025 Operating and Financial Results (all amounts in US dollars, unless otherwise noted)

TSX: ERO NYSE: ERO July 31, 2025 Ero Copper Reports Second Quarter 2025 Operating and Financial Results (all amounts in US dollars, unless otherwise noted) Vancouver, British Columbia – Ero Copper Corp.

July 31, 2025 EX-99.1

MANAGEMENT’S DISCUSSION AND ANALYSIS FOR THE THREE AND SIX MONTHS ENDED JUNE 30, 2025

MANAGEMENT’S DISCUSSION AND ANALYSIS FOR THE THREE AND SIX MONTHS ENDED JUNE 30, 2025 1050 – 625 Howe Street, Vancouver, B.

July 10, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of July 2025 Commission File Number: 001-40459

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of July 2025 Commission File Number: 001-40459 Ero Copper Corp. (Translation of registrant's name into English) 625 Howe Street, Suite 1050 Vancouver, British Columbia V6C 2T6 Canada (Address of p

July 10, 2025 EX-99.1

Ero Copper Intercepts 105 Meters at 1.54% CuEq1 at Furnas Copper-Gold Project – Successfully Completes Phase 1 Drill Program

EX-99.1 2 exh991.htm PRESS RELEASE EXHIBIT 99.1 Ero Copper Intercepts 105 Meters at 1.54% CuEq1 at Furnas Copper-Gold Project – Successfully Completes Phase 1 Drill Program VANCOUVER, British Columbia, July 10, 2025 (GLOBE NEWSWIRE) - Ero Copper Corp. (TSX: ERO, NYSE: ERO) ("Ero" or the “Company”) is pleased to announce the completion of its Phase 1 drill program at the Furnas Copper-Gold Project

July 3, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of July 2025 Commission File Number: 001-40459

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of July 2025 Commission File Number: 001-40459 Ero Copper Corp. (Translation of registrant's name into English) 625 Howe Street, Suite 1050 Vancouver, British Columbia V6C 2T6 Canada (Address of p

July 3, 2025 EX-99.1

Ero Copper Achieves Commercial Production at the Tucumã Operation

EXHIBIT 99.1 Ero Copper Achieves Commercial Production at the Tucumã Operation VANCOUVER, British Columbia, July 03, 2025 (GLOBE NEWSWIRE) - Ero Copper Corp. (TSX: ERO, NYSE: ERO) ("Ero" or the “Company”) is pleased to announce that the Tucumã Operation, located in Pará State, Brazil, achieved commercial production, effective July 1, 2025. During the month of June, following the completion of comm

June 24, 2025 EX-99.1

Ero Copper to Release Second Quarter 2025 Operating and Financial Results on July 31, 2025

EXHIBIT 99.1 Ero Copper to Release Second Quarter 2025 Operating and Financial Results on July 31, 2025 VANCOUVER, British Columbia, June 24, 2025 (GLOBE NEWSWIRE) - Ero Copper Corp. (TSX: ERO, NYSE: ERO) (the “Company”) will publish its second quarter 2025 operating and financial results on Thursday, July 31, 2025, after market close. The Company will host a conference call to discuss the results

June 24, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of June 2025 Commission File Number: 001-40459

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of June 2025 Commission File Number: 001-40459 Ero Copper Corp. (Translation of registrant's name into English) 625 Howe Street, Suite 1050 Vancouver, British Columbia V6C 2T6 Canada (Address of p

May 5, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of May 2025 Commission File Number 001-40459 E

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of May 2025 Commission File Number 001-40459 ERO COPPER CORP. (Translation of registrant's name into English) 625 Howe Street, Suite 1050 Vancouver, British Columbia V6C 2T6 Canada (Address of pri

May 5, 2025 EX-99.2

CONDENSED CONSOLIDATED INTERIM FINANCIAL STATEMENTS FOR THE THREE MONTHS ENDED MARCH 31, 2025 AND 2024

CONDENSED CONSOLIDATED INTERIM FINANCIAL STATEMENTS FOR THE THREE MONTHS ENDED MARCH 31, 2025 AND 2024 Ero Copper Corp.

May 5, 2025 EX-99.3

Ero Copper Reports First Quarter 2025 Operating and Financial Results (all amounts in US dollars, unless otherwise noted)

TSX: ERO NYSE: ERO May 5, 2025 Ero Copper Reports First Quarter 2025 Operating and Financial Results (all amounts in US dollars, unless otherwise noted) Vancouver, British Columbia – Ero Copper Corp.

May 5, 2025 EX-99.1

MANAGEMENT’S DISCUSSION AND ANALYSIS FOR THE THREE MONTHS ENDED MARCH 31, 2025

MANAGEMENT’S DISCUSSION AND ANALYSIS FOR THE THREE MONTHS ENDED MARCH 31, 2025 1050 – 625 Howe Street, Vancouver, B.

April 25, 2025 EX-99.2

REPORT ON VOTING RESULTS

EXHIBIT 99.2 REPORT ON VOTING RESULTS In accordance with section 11.3 of National Instrument 51-102 – Continuous Disclosure Obligations, the following sets out the voting results on the items of business submitted at the Annual General Meeting of Shareholders (the “Meeting”) of Ero Copper Corp. (“Ero” or the “Company”) held on April 24, 2025 in Vancouver, British Columbia. Each item of business vo

April 25, 2025 EX-99.1

Ero Copper Announces Voting Results of Annual General Meeting of Shareholders

EXHIBIT 99.1 Ero Copper Announces Voting Results of Annual General Meeting of Shareholders VANCOUVER, British Columbia , April 24, 2025 (GLOBE NEWSWIRE) - Ero Copper Corp. (TSX: ERO, NYSE: ERO) ("Ero" or the “Company”) reported the voting results from its Annual General Meeting of Shareholders held today in Vancouver, British Columbia. A total of 88,486,748 common shares were represented at the me

April 25, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of April 2025 Commission File Number: 001-4045

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of April 2025 Commission File Number: 001-40459 Ero Copper Corp. (Translation of registrant's name into English) 625 Howe Street, Suite 1050 Vancouver, British Columbia V6C 2T6 Canada (Address of

April 17, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of April 2025 Commission File Number: 001-4045

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of April 2025 Commission File Number: 001-40459 Ero Copper Corp. (Translation of registrant's name into English) 625 Howe Street, Suite 1050 Vancouver, British Columbia V6C 2T6 Canada (Address of

April 17, 2025 EX-99.1

MODERN SLAVERY ACT REPORT 2024 Ero Copper Corp. (“Ero,” “the Company,” “we,” or “our”) is pleased to issue our 2024 Modern Slavery Act Report (the “Report”), which reaffirms our commitment to managing modern slavery risks and discusses the steps we t

Exhibit 99.1 MODERN SLAVERY ACT REPORT 2024 Ero Copper Corp. (“Ero,” “the Company,” “we,” or “our”) is pleased to issue our 2024 Modern Slavery Act Report (the “Report”), which reaffirms our commitment to managing modern slavery risks and discusses the steps we took in 2024 to advance this commitment. Modern slavery is a broad term used to describe various forms of exploitation, including forced l

April 1, 2025 EX-99.1

Ero Copper to Release First Quarter 2025 Operating and Financial Results on May 5, 2025

EXHIBIT 99.1 Ero Copper to Release First Quarter 2025 Operating and Financial Results on May 5, 2025 VANCOUVER, British Columbia, April 01, 2025 (GLOBE NEWSWIRE) - Ero Copper Corp. (TSX: ERO, NYSE: ERO) (the “Company”) will publish its first quarter 2025 operating and financial results on Monday, May 5, 2025, after market close. The Company will host a conference call to discuss the results on Tue

April 1, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of April 2025 Commission File Number: 001-4045

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of April 2025 Commission File Number: 001-40459 Ero Copper Corp. (Translation of registrant's name into English) 625 Howe Street, Suite 1050 Vancouver, British Columbia V6C 2T6 Canada (Address of

March 31, 2025 EX-99.1

Ero Copper Extends Precious Metals Purchase Arrangements with Royal Gold by US$50 million at the Xavantina Operations (all amounts in US dollars, unless otherwise noted)

EXHIBIT 99.1 Ero Copper Extends Precious Metals Purchase Arrangements with Royal Gold by US$50 million at the Xavantina Operations (all amounts in US dollars, unless otherwise noted) VANCOUVER, British Columbia, March 31, 2025 (GLOBE NEWSWIRE) - Ero Copper Corp. (TSX: ERO, NYSE: ERO) ("Ero" or the “Company”) is pleased to announce that, in return for upfront proceeds of $50 million, it has extende

March 31, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of March 2025 Commission File Number: 001-4045

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of March 2025 Commission File Number: 001-40459 Ero Copper Corp. (Translation of registrant's name into English) 625 Howe Street, Suite 1050 Vancouver, British Columbia V6C 2T6 Canada (Address of

March 14, 2025 EX-99.5

Under securities regulations, a reporting issuer must send annually a form to holders to request the Interim Financial Statements and MD&A and/or the Annual Financial Statements and MD&A. If you would like to receive the report(s) by mail, please mak

Under securities regulations, a reporting issuer must send annually a form to holders to request the Interim Financial Statements and MD&A and/or the Annual Financial Statements and MD&A.

March 14, 2025 EX-99.4

021XDA Fold Fold Have questions about this notice? Call the Toll Free Number below or scan the QR code to find out more. Toll Free 1-866-964-0492 www.computershare.com/ noticeandaccess Notice of Availability of Proxy Materials for ERO COPPER CORP. An

021XDA Fold Fold Have questions about this notice? Call the Toll Free Number below or scan the QR code to find out more.

March 14, 2025 EX-99.1

2024 Annual Report In This Report Our Portfolio 04 2024 Highlights 06 Letter from the Executive Chairman 10 Consolidated Financial Statements 54 Management’s Discussion & Analysis 14 12 Letter from the CEO Vermelhos Mine Aerial View, Caraíba Operatio

2024 Annual Report In This Report Our Portfolio 04 2024 Highlights 06 Letter from the Executive Chairman 10 Consolidated Financial Statements 54 Management’s Discussion & Analysis 14 12 Letter from the CEO Vermelhos Mine Aerial View, Caraíba Operations, Bahia, Brazil 1 For more information on the Company’s plans to earn a 60% interest in the Furnas Copper-Gold Project, please see its press releases dated October 30, 2023 and July 22, 2024.

March 14, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of March 2025 Commission File Number 001-40459

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of March 2025 Commission File Number 001-40459 ERO COPPER CORP. (Translation of registrant's name into English) 625 Howe Street, Suite 1050 Vancouver, British Columbia V6C 2T6 Canada (Address of p

March 14, 2025 EX-99.2

NOTICE OF 2025 ANNUAL GENERAL MEETING OF SHAREHOLDERS MANAGEMENT INFORMATION CIRCULAR MARCH 6, 2025

NOTICE OF 2025 ANNUAL GENERAL MEETING OF SHAREHOLDERS MANAGEMENT INFORMATION CIRCULAR MARCH 6, 2025 These materials are important and require your immediate attention.

March 14, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of March 2025 Commission File Number 001-40459

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of March 2025 Commission File Number 001-40459 ERO COPPER CORP. (Translation of registrant's name into English) 625 Howe Street, Suite 1050 Vancouver, British Columbia V6C 2T6 Canada (Address of p

March 14, 2025 EX-99.3

Security Class Holder Account Number Form of Proxy - Annual General Meeting to be held on April 24, 2025 This Form of Proxy is solicited by and on behalf of Management. Notes to proxy 1. Every holder has the right to appoint some other person or comp

a9932025formofproxy Security Class Holder Account Number Form of Proxy - Annual General Meeting to be held on April 24, 2025 This Form of Proxy is solicited by and on behalf of Management.

March 14, 2025 EX-99.1

NOTICE OF ANNUAL GENERAL MEETING OF SHAREHOLDERS NOTICE IS HEREBY GIVEN that the annual general meeting (the “Meeting”) of the shareholders of ERO COPPER CORP. (the “Company” or “Ero”) will be held: When: Thursday, April 24, 2025 3:30 p.m. (Vancouver

NOTICE OF ANNUAL GENERAL MEETING OF SHAREHOLDERS NOTICE IS HEREBY GIVEN that the annual general meeting (the “Meeting”) of the shareholders of ERO COPPER CORP.

March 6, 2025 EX-99.3

Ero Copper Reports Fourth Quarter and Full Year 2024 Operating and Financial Results (all amounts in US dollars, unless otherwise noted)

TSX: ERO NYSE: ERO March 6, 2025 Ero Copper Reports Fourth Quarter and Full Year 2024 Operating and Financial Results (all amounts in US dollars, unless otherwise noted) Vancouver, British Columbia – Ero Copper Corp.

March 6, 2025 EX-99.16

CONSENT OF LEONARDO DE MORAES SOARES

Exhibit 99.16 CONSENT OF LEONARDO DE MORAES SOARES The undersigned hereby consents to the use of the report listed below, and the information derived therefrom, as well as to the reference to his name, in each case where used or incorporated by reference in Registration Statement No. 333-274097 on Form F-10, in Registration Statement No. 333-264821 on Form S-8 and in the Annual Report on Form 40-F

March 6, 2025 EX-99.10

CONSENT OF BERNARDO HORTA DE CERQUEIRA VIANA

Exhibit 99.10 CONSENT OF BERNARDO HORTA DE CERQUEIRA VIANA The undersigned hereby consents to the use of the report listed below, and the information derived therefrom, as well as to the reference to his name, in each case where used or incorporated by reference in Registration Statement No. 333-274097 on Form F-10, in Registration Statement No. 333-264821 on Form S-8 and in the Annual Report on F

March 6, 2025 EX-99.19

CONSENT OF SCOTT C. ELFEN

Exhibit 99.19 CONSENT OF SCOTT C. ELFEN The undersigned hereby consents to the use of and references to his name in connection with the Technical Report Summary (TRS) listed below, and the information derived, summarized, quoted or referenced from the TRS, or portions thereof, that the undersigned prepared, supervised the preparation of and /or that was reviewed and approved by the undersigned, an

March 6, 2025 EX-99.14

CONSENT OF ALEJANDRO SEPULVEDA

Exhibit 99.14 CONSENT OF ALEJANDRO SEPULVEDA The undersigned hereby consents to the use of the report listed below, and the information derived therefrom, as well as to the reference to his name, in each case where used or incorporated by reference in Registration Statement No. 333-274097 on Form F-10, in Registration Statement No. 333-264821 on Form S-8 and in the Annual Report on Form 40-F of Er

March 6, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of March 2025 Commission File Number 001-40459

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of March 2025 Commission File Number 001-40459 ERO COPPER CORP. (Translation of registrant's name into English) 625 Howe Street, Suite 1050 Vancouver, British Columbia V6C 2T6 Canada (Address of p

March 6, 2025 EX-97

AMENDED AND RESTATED INCENTIVE COMPENSATION CLAWBACK POLICY ERO COPPER CORP (the “Company”)

AMENDED AND RESTATED INCENTIVE COMPENSATION CLAWBACK POLICY ERO COPPER CORP (the “Company”) This amended and restated incentive compensation clawback policy (the “Clawback Policy”) authorizes the Board of Directors of the Company (the “Board”) or the Compensation Committee to recover Excess Compensation from an Executive Officer (such terms as defined below) in certain instances and is intended to satisfy the clawback policy requirements of the New York Stock Exchange Listing Requirements (the “NYSE Rules”).

March 6, 2025 EX-99.8

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM To the Board of Directors of Ero Copper Corp.

March 6, 2025 EX-99.11

CONSENT OF FÁBIO VALÉRIO CÂMARA XAVIER

Exhibit 99.11 CONSENT OF FÁBIO VALÉRIO CÂMARA XAVIER The undersigned hereby consents to the use of the reports listed below, and the information derived therefrom, as well as to the reference to his name, in each case where used or incorporated by reference in Registration Statement No. 333-274097 on Form F-10, in Registration Statement No. 333-264821 on Form S-8 and in the Annual Report on Form 4

March 6, 2025 EX-99.13

CONSENT OF DR. BECK NADER

Exhibit 99.13 CONSENT OF DR. BECK NADER The undersigned hereby consents to the use of the report listed below, and the information derived therefrom, as well as to the reference to his name, in each case where used or incorporated by reference in Registration Statement No. 333-274097 on Form F-10, in Registration Statement No. 333-264821 on Form S-8 and in the Annual Report on Form 40-F of Ero Cop

March 6, 2025 EX-99.23

CONSENT OF ANDERSON GONCALVES CANDIDO

Exhibit 99.23 CONSENT OF ANDERSON GONCALVES CANDIDO The undersigned hereby consents to the use of the report listed below, and the information derived therefrom, as well as to the reference to his name, in each case where used or incorporated by reference in Registration Statement No. 333-274097 on Form F-10, in Registration Statement No. 333-264821 on Form S-8 and in the Annual Report on Form 40-

March 6, 2025 EX-99.22

CONSENT OF CID GONÇALVES MONTEIRO FILHO

Exhibit 99.22 CONSENT OF CID GONÇALVES MONTEIRO FILHO The undersigned hereby consents to the use of and references to the information which he prepared, supervised the preparation of or reviewed that is of a scientific or technical nature, as well as to the reference to his name, in each case where used or incorporated by reference in Registration Statement No. 333-274097 on Form F-10, in Registra

March 6, 2025 EX-99.7

CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ENACTED PURSUANT TO SECTION 906 OF THE U.S. SARBANES-OXLEY ACT OF 2002

Exhibit 99.7 CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ENACTED PURSUANT TO SECTION 906 OF THE U.S. SARBANES-OXLEY ACT OF 2002 This certificate is being provided in connection with the Annual Report on Form 40-F of Ero Copper Corp. (the “Company”) for the financial year ended December 31, 2024 (the “Report”), filed with the Securities and Exchange Commission on the date hereof. I, Wayne

March 6, 2025 EX-99.6

CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ENACTED PURSUANT TO SECTION 906 OF THE U.S. SARBANES-OXLEY ACT OF 2002

Exhibit 99.6 CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ENACTED PURSUANT TO SECTION 906 OF THE U.S. SARBANES-OXLEY ACT OF 2002 This certificate is being provided in connection with the Annual Report on Form 40-F of Ero Copper Corp. (the “Company”) for the financial year ended December 31, 2024 (the “Report”), filed with the Securities and Exchange Commission on the date hereof. I, Makko

March 6, 2025 EX-99.20

CONSENT OF CARLOS GUZMÁN

Exhibit 99.20 CONSENT OF CARLOS GUZMÁN The undersigned hereby consents to the use of the report listed below, and the information derived therefrom, as well as to the reference to his name, in each case where used or incorporated by reference in Registration Statement No. 333-274097 on Form F-10, in Registration Statement No. 333-264821 on Form S-8 and in the Annual Report on Form 40-F of Ero Copp

March 6, 2025 EX-99.15

CONSENT OF GUILHERME GOMIDES FERREIRA

Exhibit 99.15 CONSENT OF GUILHERME GOMIDES FERREIRA The undersigned hereby consents to the use of the report listed below, and the information derived therefrom, as well as to the reference to his name, in each case where used or incorporated by reference in Registration Statement No. 333-274097 on Form F-10, in Registration Statement No. 333-264821 on Form S-8 and in the Annual Report on Form 40-

March 6, 2025 EX-99.9

CONSENT OF PORFIRIO CABALEIRO RODRIGUEZ

Exhibit 99.9 CONSENT OF PORFIRIO CABALEIRO RODRIGUEZ The undersigned hereby consents to the use of the reports listed below, and the information derived therefrom, as well as to the reference to his name, in each case where used or incorporated by reference in Registration Statement No. 333-274097 on Form F-10, in Registration Statement No. 333-264821 on Form S-8 and in the Annual Report on Form 4

March 6, 2025 EX-99.1

ANNUAL INFORMATION FORM ERO COPPER CORP. Suite 1050 – 625 Howe Street Vancouver, British Columbia V6C 2T6 Telephone: (604) 449-9244 Facsimile: (604) 398-3767 Website: www.erocopper.com E-mail: [email protected] For the Year Ended December 31, 2024 D

ANNUAL INFORMATION FORM of ERO COPPER CORP. Suite 1050 – 625 Howe Street Vancouver, British Columbia V6C 2T6 Telephone: (604) 449-9244 Facsimile: (604) 398-3767 Website: www.erocopper.com E-mail: [email protected] For the Year Ended December 31, 2024 Dated: March 6, 2025 TABLE OF CONTENTS PRELIMINARY NOTES 3 LIST OF ABBREVIATIONS 11 CORPORATE STRUCTURE 12 GENERAL DEVELOPMENT AND BUSINESS OF THE C

March 6, 2025 EX-99.4

CERTIFICATION REQUIRED BY RULE 13a-14(a) OR RULE 15d-14(a), PURSUANT TO SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002

Exhibit 99.4 CERTIFICATION REQUIRED BY RULE 13a-14(a) OR RULE 15d-14(a), PURSUANT TO SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002 I, Makko DeFilippo, certify that: 1. I have reviewed this annual report on Form 40-F of Ero Copper Corp.; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements ma

March 6, 2025 EX-99.5

CERTIFICATION REQUIRED BY RULE 13a-14(a) OR RULE 15d-14(a), PURSUANT TO SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002

Exhibit 99.5 CERTIFICATION REQUIRED BY RULE 13a-14(a) OR RULE 15d-14(a), PURSUANT TO SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002 I, Wayne Drier, certify that: 1. I have reviewed this annual report on Form 40-F of Ero Copper Corp.; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made,

March 6, 2025 40-F

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 40-F

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 40-F ☐ Registration statement pursuant to Section 12 of the Securities Exchange Act of 1934 or ☒ Annual report pursuant to Section 13(a) or 15(d) of the Securities Exchange Act of 1934 For the fiscal year ended December 31, 2024 Commission File Number 001-40459 ERO COPPER CORP. (Exact name of registrant as specified in it

March 6, 2025 EX-99.21

CONSENT OF EMERSON RICARDO RE

Exhibit 99.21 CONSENT OF EMERSON RICARDO RE The undersigned hereby consents to the use of the report listed below, and the information derived therefrom, as well as to the reference to his name, in each case where used or incorporated by reference in Registration Statement No. 333-274097 on Form F-10, in Registration Statement No. 333-264821 on Form S-8 and in the Annual Report on Form 40-F of Ero

March 6, 2025 EX-99.17

CONSENT OF KEVIN MURRAY

Exhibit 99.17 CONSENT OF KEVIN MURRAY The undersigned hereby consents to the use of and references to his name in connection with the Technical Report Summary (TRS) listed below, and the information derived, summarized, quoted or referenced from the TRS, or portions thereof, that the undersigned prepared, supervised the preparation of and /or that was reviewed and approved by the undersigned, and

March 6, 2025 EX-99.18

CONSENT OF AUSENCO ENGINEERING USA SOUTH INC.

Exhibit 99.18 CONSENT OF AUSENCO ENGINEERING USA SOUTH INC. Ausenco Engineering USA South Inc. (Ausenco) is the former employer of Erin L. Patterson, P.E., who is named as a contributing author of the Technical Report Summary (TRS) listed below and who was employed by Ausenco at the date of the signing of the TRS. Ausenco, acting through its duly authorized representative, hereby consents to the u

March 6, 2025 EX-99.1

MANAGEMENT’S DISCUSSION AND ANALYSIS FOR THE YEAR ENDED DECEMBER 31, 2024

MANAGEMENT’S DISCUSSION AND ANALYSIS FOR THE YEAR ENDED DECEMBER 31, 2024 1050 – 625 Howe Street, Vancouver, B.

March 6, 2025 EX-99.2

MANAGEMENT’S DISCUSSION AND ANALYSIS FOR THE YEAR ENDED DECEMBER 31, 2024

MANAGEMENT’S DISCUSSION AND ANALYSIS FOR THE YEAR ENDED DECEMBER 31, 2024 1050 – 625 Howe Street, Vancouver, B.

March 6, 2025 EX-99.2

FINANCIAL STATEMENTS FOR THE YEARS ENDED DECEMBER 31, 2024 AND 2023 Report of Independent Registered Public Accounting Firm

CONSOLIDATED FINANCIAL STATEMENTS FOR THE YEARS ENDED DECEMBER 31, 2024 AND 2023 Report of Independent Registered Public Accounting Firm To the Shareholders and Board of Directors Ero Copper Corp.

March 6, 2025 EX-99.3

FINANCIAL STATEMENTS FOR THE YEARS ENDED DECEMBER 31, 2024 AND 2023 Report of Independent Registered Public Accounting Firm

CONSOLIDATED FINANCIAL STATEMENTS FOR THE YEARS ENDED DECEMBER 31, 2024 AND 2023 Report of Independent Registered Public Accounting Firm To the Shareholders and Board of Directors Ero Copper Corp.

March 6, 2025 EX-99.12

CONSENT OF EDNIE RAFAEL MOREIRA DE CARVALHO FERNANDES

Exhibit 99.12 CONSENT OF EDNIE RAFAEL MOREIRA DE CARVALHO FERNANDES The undersigned hereby consents to the use of the report listed below, and the information derived therefrom, as well as to the reference to his name, in each case where used or incorporated by reference in Registration Statement No. 333-274097 on Form F-10, in Registration Statement No. 333-264821 on Form S-8 and in the Annual Re

March 5, 2025 EX-99.2

SECOND AMENDING AGREEMENT TO SECOND AMENDED AND RESTATED CREDIT AGREEMENT

Exhibit 99.2 REDACTED COPY SECOND AMENDING AGREEMENT TO SECOND AMENDED AND RESTATED CREDIT AGREEMENT THIS AGREEMENT dated as of the 13th day of December, 2024. BETWEEN: BANK OF MONTREAL, a Canadian chartered bank (herein, in its capacity as administrative agent for the Lenders, called the “Administrative Agent”) - and - ERO COPPER CORP., as borrower (herein called the “Borrower”) - and – BANK OF M

March 5, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of March 2025 Commission File Number: 001-4045

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of March 2025 Commission File Number: 001-40459 Ero Copper Corp. (Translation of registrant's name into English) 625 Howe Street, Suite 1050 Vancouver, British Columbia V6C 2T6 Canada (Address of

March 5, 2025 EX-99.1

COPPER EXPORT PREPAYMENT FACILITY AGREEMENT

Exhibit 99.1 [REDACTED COPY] COPPER EXPORT PREPAYMENT FACILITY AGREEMENT THIS COPPER EXPORT PREPAYMENT FACILITY AGREEMENT dated as of May 6, 2024 (this “Agreement”), is made by and between BANK OF MONTREAL, a Canadian chartered bank (“BMO”), and MINERAÇÃO CARAÍBA S.A., a corporation formed under the laws of Brazil (“MCSA”). WHEREAS, BMO agrees to finance the export of copper by MSCA in exchange fo

February 11, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of February 2025 Commission File Number: 001-4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of February 2025 Commission File Number: 001-40459 Ero Copper Corp. (Translation of registrant's name into English) 625 Howe Street, Suite 1050 Vancouver, British Columbia V6C 2T6 Canada (Address

February 11, 2025 EX-99.1

Ero Copper Announces 2024 Production Results, 2025 Guidance and Updated Three-Year Production Outlook (all amounts in US dollars, unless otherwise noted)

EXHIBIT 99.1 Ero Copper Announces 2024 Production Results, 2025 Guidance and Updated Three-Year Production Outlook (all amounts in US dollars, unless otherwise noted) VANCOUVER, British Columbia, Feb. 11, 2025 (GLOBE NEWSWIRE) - Ero Copper Corp. (TSX: ERO, NYSE: ERO) ("Ero" or the “Company”) is pleased to announce its 2024 production results and 2025 guidance as well as an updated three-year produ

February 7, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of February 2025 Commission File Number: 001-4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of February 2025 Commission File Number: 001-40459 Ero Copper Corp. (Translation of registrant's name into English) 625 Howe Street, Suite 1050 Vancouver, British Columbia V6C 2T6 Canada (Address

February 7, 2025 EX-99.1

Subject: ERO COPPER CORP.

EX-99.1 2 exh991.htm EXHIBIT 99.1 Exhibit 99.1 February 07, 2025 510 Burrard St, 3rd Floor Vancouver BC, V6C 3B9 www.computershare.com To: All Canadian Securities Regulatory Authorities New York Stock Exchange Subject: ERO COPPER CORP. Dear Sir/Madam: We advise of the following with respect to the upcoming Meeting of Security Holders for the subject Issuer: Meeting Type : Annual General Meeting Re

February 6, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of February 2025 Commission File Number: 001-4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of February 2025 Commission File Number: 001-40459 Ero Copper Corp. (Translation of registrant's name into English) 625 Howe Street, Suite 1050 Vancouver, British Columbia V6C 2T6 Canada (Address

February 6, 2025 EX-99.1

Ero Copper to Release Fourth Quarter and Full Year 2024 Operating and Financial Results on March 6, 2025

EXHIBIT 99.1 Ero Copper to Release Fourth Quarter and Full Year 2024 Operating and Financial Results on March 6, 2025 VANCOUVER, British Columbia, Feb. 06, 2025 (GLOBE NEWSWIRE) - Ero Copper Corp. (TSX: ERO, NYSE: ERO) (the “Company”) will publish its fourth quarter and full year 2024 operating and financial results on Thursday, March 6, 2025, after market close. The Company will host a conference

January 7, 2025 EX-99.1

Extractive Sector Transparency Measures Act - Annual Report

Exhibit 99.1 Extractive Sector Transparency Measures Act - Annual Report Reporting Entity Name Ero Copper Corp. Reporting Year From 1/1/2023 To: 12/31/2023 Date submitted 5/29/2024 Reporting Entity ESTMA Identification Number E091548 Original Submission Amended Report Other Subsidiaries Included (optional field) Not Consolidated Not Substituted Attestation by Reporting Entity In accordance with th

January 7, 2025 SD

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form SD Specialized Disclosure Report Ero Copper Corp. British Columbia, Canada (State or other jurisdiction of incorporation) (Commission File Number) 625 Howe Street, Suite 105

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form SD Specialized Disclosure Report Ero Copper Corp. British Columbia, Canada (State or other jurisdiction of incorporation) 001-40459 (Commission File Number) 625 Howe Street, Suite 1050 Vancouver, British Columbia V6C 2T6 Canada (Address of principal executive office) Deepk Hundal (604) 449-9244 (Name and telephone number,

December 3, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of December 2024 Commission File Number: 001-4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of December 2024 Commission File Number: 001-40459 Ero Copper Corp. (Translation of registrant's name into English) 625 Howe Street, Suite 1050 Vancouver, British Columbia V6C 2T6 Canada (Address

December 3, 2024 EX-99.1

Ero Copper Announces Updated Mineral Reserve and Resource Estimates for the Xavantina Operations

EXHIBIT 99.1 Ero Copper Announces Updated Mineral Reserve and Resource Estimates for the Xavantina Operations VANCOUVER, British Columbia, Dec. 03, 2024 (GLOBE NEWSWIRE) - Ero Copper Corp. (TSX: ERO, NYSE: ERO) ("Ero" or the “Company”) is pleased to announce an update of its National Instrument 43-101 (“NI 43-101”) compliant mineral reserve and resource estimates for its Xavantina Operations, loca

November 19, 2024 EX-99.1

Ero Copper Files Technical Report for the Furnas Copper-Gold Project

EXHIBIT 99.1 Ero Copper Files Technical Report for the Furnas Copper-Gold Project VANCOUVER, British Columbia, Nov. 18, 2024 (GLOBE NEWSWIRE) - Ero Copper Corp. (TSX: ERO, NYSE: ERO) ("Ero" or the “Company”) announces it has filed the Technical Report for the Furnas Copper-Gold Project related to the initial National Instrument 43-101 ("NI 43-101") compliant mineral resource estimate previously an

November 19, 2024 EX-99.2

Furnas Copper Project – Pará State, Brazil – NI43 - 101 Mineral Resource Estimate Technical Report Ero Copper Corp. Qualified Persons: Mr. Anderson Gonçalves Candido, FAusIMM Effective Date: June 30, 2024 Issue Date: November 18, 2024 | ADV - TO - 00

Exhibit 99.2 Furnas Copper Project – Pará State, Brazil – NI43 - 101 Mineral Resource Estimate Technical Report Ero Copper Corp. Qualified Persons: Mr. Anderson Gonçalves Candido, FAusIMM Effective Date: June 30, 2024 Issue Date: November 18, 2024 | ADV - TO - 00104 | Furnas Copper Project – Pará State, Brazil – NI43 - 101 Mineral Resource Estimate Technical Report | June 2024 | | Page i of iv | T

November 19, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of November 2024 Commission File Number: 001-4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of November 2024 Commission File Number: 001-40459 Ero Copper Corp. (Translation of registrant's name into English) 625 Howe Street, Suite 1050 Vancouver, British Columbia V6C 2T6 Canada (Address

November 14, 2024 SC 13G/A

ERO / Ero Copper Corp. / GMT CAPITAL CORP - AMENDMENT TO FORM SC 13G Passive Investment

SC 13G/A 1 ero-sc13ga093024.htm AMENDMENT TO FORM SC 13G UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13 G/A Under the Securities Exchange Act of 1934 (Amendment No. 2)* ERO Copper Corp. (Name of Issuer) Common Stock (Title of Class of Securities) 296006109 (CUSIP Number) September 30, 2024 (Date of Event which Requires Filing of this Statement) Check the approp

November 14, 2024 SC 13G

ERO / Ero Copper Corp. / PRUDENTIAL FINANCIAL INC Passive Investment

13G HTML File DOCUMENT TYPE SC 13G TEXT SECURITIES AND EXCHANGE COMMISSION Washington, D.

November 5, 2024 EX-99.1

MANAGEMENT’S DISCUSSION AND ANALYSIS FOR THE THREE AND NINE MONTHS ENDED SEPTEMBER 30, 2024

MANAGEMENT’S DISCUSSION AND ANALYSIS FOR THE THREE AND NINE MONTHS ENDED SEPTEMBER 30, 2024 1050 – 625 Howe Street, Vancouver, B.

November 5, 2024 EX-99.3

Ero Copper Reports Third Quarter 2024 Operating and Financial Results (all amounts in US dollars, unless otherwise noted)

TSX: ERO NYSE: ERO November 5, 2024 Ero Copper Reports Third Quarter 2024 Operating and Financial Results (all amounts in US dollars, unless otherwise noted) Vancouver, British Columbia – Ero Copper Corp.

November 5, 2024 EX-99.2

CONDENSED CONSOLIDATED INTERIM FINANCIAL STATEMENTS FOR THE THREE AND NINE MONTHS ENDED SEPTEMBER 30, 2024 AND 2023

CONDENSED CONSOLIDATED INTERIM FINANCIAL STATEMENTS FOR THE THREE AND NINE MONTHS ENDED SEPTEMBER 30, 2024 AND 2023 Ero Copper Corp.

November 5, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of November 2024 Commission File Number 001-40

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of November 2024 Commission File Number 001-40459 ERO COPPER CORP. (Translation of registrant's name into English) 625 Howe Street, Suite 1050 Vancouver, British Columbia V6C 2T6 Canada (Address o

November 5, 2024 EX-99.1

Ero Copper Announces Leadership Succession: David Strang to Become Executive Chairman, Makko DeFilippo to be Appointed President & CEO

EXHIBIT 99.1 Ero Copper Announces Leadership Succession: David Strang to Become Executive Chairman, Makko DeFilippo to be Appointed President & CEO VANCOUVER, British Columbia, Nov. 05, 2024 (GLOBE NEWSWIRE) - Ero Copper Corp. (TSX: ERO, NYSE: ERO) ("Ero" or the “Company”) is pleased to announce the next phase of its leadership succession plan, effective January 1, 2025. Co-founder and Chairman of

November 5, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of November 2024 Commission File Number: 001-4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of November 2024 Commission File Number: 001-40459 Ero Copper Corp. (Translation of registrant's name into English) 625 Howe Street, Suite 1050 Vancouver, British Columbia V6C 2T6 Canada (Address

October 31, 2024 EX-99.1

Ero Copper Publishes 2023 Sustainability Report

EXHIBIT 99.1 Ero Copper Publishes 2023 Sustainability Report VANCOUVER, British Columbia, Oct. 31, 2024 (GLOBE NEWSWIRE) - Ero Copper Corp. (TSX: ERO, NYSE: ERO) ("Ero" or the “Company”) is pleased to announce the publication of its 2023 Sustainability Report (the "Report"), titled Born in Brazil, Built for Tomorrow. This Report provides an update on the Company's strategy, practices, performance

October 31, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of October 2024 Commission File Number: 001-40

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of October 2024 Commission File Number: 001-40459 Ero Copper Corp. (Translation of registrant's name into English) 625 Howe Street, Suite 1050 Vancouver, British Columbia V6C 2T6 Canada (Address o

October 16, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of October 2024 Commission File Number: 001-40

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of October 2024 Commission File Number: 001-40459 Ero Copper Corp. (Translation of registrant's name into English) 625 Howe Street, Suite 1050 Vancouver, British Columbia V6C 2T6 Canada (Address o

October 16, 2024 EX-99.1

Ero Copper Confirms Full Power Restoration at the Tucumã Operation

EXHIBIT 99.1 Ero Copper Confirms Full Power Restoration at the Tucumã Operation VANCOUVER, British Columbia, Oct. 16, 2024 (GLOBE NEWSWIRE) - Ero Copper Corp. (TSX: ERO, NYSE: ERO) ("Ero" or the “Company”) is pleased to confirm that full power has been restored at its Tucumã Operation following a temporary disruption caused by a severe localized windstorm in the southwest region of the Carajás Min

October 7, 2024 EX-99.1

Ero Copper Reports Temporary Power Disruption at the Tucumã Operation Following Severe Windstorm

EXHIBIT 99.1 Ero Copper Reports Temporary Power Disruption at the Tucumã Operation Following Severe Windstorm VANCOUVER, British Columbia, Oct. 06, 2024 (GLOBE NEWSWIRE) - Ero Copper Corp. (TSX: ERO, NYSE: ERO) ("Ero" or the “Company”) announces that its Tucumã Operation has experienced a temporary power disruption following a severe localized windstorm that occurred in the southwest region of the

October 7, 2024 EX-99.1

Ero Copper to Release Third Quarter 2024 Operating and Financial Results on November 5, 2024

EXHIBIT 99.1 Ero Copper to Release Third Quarter 2024 Operating and Financial Results on November 5, 2024 VANCOUVER, British Columbia, Oct. 07, 2024 (GLOBE NEWSWIRE) - Ero Copper Corp. (TSX: ERO, NYSE: ERO) (the “Company”) will publish its third quarter 2024 operating and financial results on Tuesday, November 5, 2024 after market close. The Company will host a conference call to discuss the resul

October 7, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of October 2024 Commission File Number: 001-40

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of October 2024 Commission File Number: 001-40459 Ero Copper Corp. (Translation of registrant's name into English) 625 Howe Street, Suite 1050 Vancouver, British Columbia V6C 2T6 Canada (Address o

October 7, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of October 2024 Commission File Number: 001-40

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of October 2024 Commission File Number: 001-40459 Ero Copper Corp. (Translation of registrant's name into English) 625 Howe Street, Suite 1050 Vancouver, British Columbia V6C 2T6 Canada (Address o

October 2, 2024 EX-99.1

Ero Copper Announces Initial NI 43-101 Mineral Resource Estimate for the Furnas Copper-Gold Project

EX-99.1 2 exh991.htm PRESS RELEASE EXHIBIT 99.1 Ero Copper Announces Initial NI 43-101 Mineral Resource Estimate for the Furnas Copper-Gold Project VANCOUVER, British Columbia, Oct. 02, 2024 (GLOBE NEWSWIRE) - Ero Copper Corp. (TSX: ERO, NYSE: ERO) ("Ero" or the “Company”) is pleased to announce an initial National Instrument 43-101 ("NI 43-101") compliant mineral resource estimate for the Furnas

October 2, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of October 2024 Commission File Number: 001-40

6-K 1 f6k100224.htm FORM 6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of October 2024 Commission File Number: 001-40459 Ero Copper Corp. (Translation of registrant's name into English) 625 Howe Street, Suite 1050 Vancouver, British Colum

August 1, 2024 EX-99.3

Ero Copper Reports Second Quarter 2024 Operating and Financial Results (all amounts in US dollars, unless otherwise noted)

TSX: ERO NYSE: ERO August 1, 2024 Ero Copper Reports Second Quarter 2024 Operating and Financial Results (all amounts in US dollars, unless otherwise noted) Vancouver, British Columbia – Ero Copper Corp.

August 1, 2024 EX-99.2

CONDENSED CONSOLIDATED INTERIM FINANCIAL STATEMENTS FOR THE THREE AND SIX MONTHS ENDED JUNE 30, 2024 AND 2023

CONDENSED CONSOLIDATED INTERIM FINANCIAL STATEMENTS FOR THE THREE AND SIX MONTHS ENDED JUNE 30, 2024 AND 2023 Ero Copper Corp.

August 1, 2024 EX-99.1

MANAGEMENT’S DISCUSSION AND ANALYSIS FOR THE THREE AND SIX MONTHS ENDED JUNE 30, 2024

MANAGEMENT’S DISCUSSION AND ANALYSIS FOR THE THREE AND SIX MONTHS ENDED JUNE 30, 2024 1050 – 625 Howe Street, Vancouver, B.

August 1, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of August 2024 Commission File Number 001-4045

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of August 2024 Commission File Number 001-40459 ERO COPPER CORP. (Translation of registrant's name into English) 625 Howe Street, Suite 1050 Vancouver, British Columbia V6C 2T6 Canada (Address of

July 30, 2024 EX-99.1

Ero Copper Confirms Fatality in Non-Operational Area on Surface at the Caraíba Operations

EXHIBIT 99.1 Ero Copper Confirms Fatality in Non-Operational Area on Surface at the Caraíba Operations VANCOUVER, British Columbia, July 29, 2024 (GLOBE NEWSWIRE) - Ero Copper Corp. (TSX: ERO, NYSE: ERO) ("Ero" or the “Company”) is deeply saddened to confirm the tragic loss of a member of its team, who succumbed to injuries sustained in a light-duty truck accident at the Caraíba Operations. A seco

July 30, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of July 2024 Commission File Number: 001-40459

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of July 2024 Commission File Number: 001-40459 Ero Copper Corp. (Translation of registrant's name into English) 625 Howe Street, Suite 1050 Vancouver, British Columbia V6C 2T6 Canada (Address of p

July 23, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of July 2024 Commission File Number: 001-40459

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of July 2024 Commission File Number: 001-40459 Ero Copper Corp. (Translation of registrant's name into English) 625 Howe Street, Suite 1050 Vancouver, British Columbia V6C 2T6 Canada (Address of p

July 23, 2024 EX-99.1

Ero Copper Achieves First Saleable Copper Concentrate Production and Initiates Ramp-up at the Tucumã Project

EXHIBIT 99.1 Ero Copper Achieves First Saleable Copper Concentrate Production and Initiates Ramp-up at the Tucumã Project VANCOUVER, British Columbia, July 23, 2024 (GLOBE NEWSWIRE) - Ero Copper Corp. (TSX: ERO, NYSE: ERO) ("Ero" or the “Company”) is pleased to announce a significant commissioning milestone at the Tucumã Project (the "Project") with the production of saleable copper concentrate, w

July 22, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of July 2024 Commission File Number: 001-40459

6-K 1 f6k071824.htm FORM 6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of July 2024 Commission File Number: 001-40459 Ero Copper Corp. (Translation of registrant's name into English) 625 Howe Street, Suite 1050 Vancouver, British Columbia

July 22, 2024 EX-99.1

Ero Copper and Vale Base Metals Execute Definitive Earn-In Agreement on the Furnas Copper Project

EX-99.1 2 exh991.htm PRESS RELEASE EXHIBIT 99.1 Ero Copper and Vale Base Metals Execute Definitive Earn-In Agreement on the Furnas Copper Project VANCOUVER, British Columbia, July 22, 2024 (GLOBE NEWSWIRE) - Ero Copper Corp. (TSX: ERO, NYSE: ERO) ("Ero" or the “Company”) is pleased to announce that it has signed a definitive earn-in agreement ("Agreement") with Salobo Metais S.A, a subsidiary of V

July 8, 2024 EX-99.1

Ero Copper to Release Second Quarter 2024 Operating and Financial Results on August 1, 2024

EXHIBIT 99.1 Ero Copper to Release Second Quarter 2024 Operating and Financial Results on August 1, 2024 VANCOUVER, British Columbia, July 08, 2024 (GLOBE NEWSWIRE) - Ero Copper Corp. (TSX: ERO, NYSE: ERO) (the “Company”) will publish its second quarter 2024 operating and financial results on Thursday, August 1, 2024 after market close. The Company will host a conference call to discuss the result

July 8, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of July 2024 Commission File Number: 001-40459

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of July 2024 Commission File Number: 001-40459 Ero Copper Corp. (Translation of registrant's name into English) 625 Howe Street, Suite 1050 Vancouver, British Columbia V6C 2T6 Canada (Address of p

June 12, 2024 EX-99.1

Ero Copper's Tucumã Project Awarded Operational License - Commissioning On Track for First Copper Production Early Q3 2024 (all amounts in US dollars, unless otherwise noted)

EXHIBIT 99.1 Ero Copper's Tucumã Project Awarded Operational License - Commissioning On Track for First Copper Production Early Q3 2024 (all amounts in US dollars, unless otherwise noted) VANCOUVER, British Columbia, June 12, 2024 (GLOBE NEWSWIRE) - Ero Copper Corp. (TSX: ERO, NYSE: ERO) (the “Company”) is pleased to announce that it has received the Operational License for the Tucumã Project (the

June 12, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of June 2024 Commission File Number: 001-40459

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of June 2024 Commission File Number: 001-40459 Ero Copper Corp. (Translation of registrant's name into English) 625 Howe Street, Suite 1050 Vancouver, British Columbia V6C 2T6 Canada (Address of p

May 8, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of May 2024 Commission File Number: 001-40459

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of May 2024 Commission File Number: 001-40459 Ero Copper Corp. (Translation of registrant's name into English) 625 Howe Street, Suite 1050 Vancouver, British Columbia V6C 2T6 Canada (Address of pr

May 8, 2024 EX-99.1

MODERN SLAVERY ACT REPORT 2023 Modern slavery is a term used to describe various forms of human exploitation, including forced labour, child labour, debt bondage, forced marriage, and human trafficking. Underpinned by coercion, deception, or abuse of

Exhibit 99.1 MODERN SLAVERY ACT REPORT 2023 Modern slavery is a term used to describe various forms of human exploitation, including forced labour, child labour, debt bondage, forced marriage, and human trafficking. Underpinned by coercion, deception, or abuse of power, modern slavery represents a severe violation of human rights. Ero Copper Corp. (“Ero Copper”) is committed to identifying and mit

May 7, 2024 EX-99.3

Ero Copper Reports First Quarter Operating and Financial Results (all amounts in US dollars, unless otherwise noted)

TSX: ERO NYSE: ERO May 7, 2024 Ero Copper Reports First Quarter Operating and Financial Results (all amounts in US dollars, unless otherwise noted) Vancouver, British Columbia – Ero Copper Corp.

May 7, 2024 EX-99.2

CONDENSED CONSOLIDATED INTERIM FINANCIAL STATEMENTS FOR THE THREE MONTHS ENDED MARCH 31, 2024 AND 2023

CONDENSED CONSOLIDATED INTERIM FINANCIAL STATEMENTS FOR THE THREE MONTHS ENDED MARCH 31, 2024 AND 2023 Ero Copper Corp.

May 7, 2024 EX-99.1

MANAGEMENT’S DISCUSSION AND ANALYSIS FOR THE THREE MONTHS ENDED MARCH 31, 2024

MANAGEMENT’S DISCUSSION AND ANALYSIS FOR THE THREE MONTHS ENDED MARCH 31, 2024 1050 – 625 Howe Street, Vancouver, B.

May 7, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of May 2024 Commission File Number 001-40459 E

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of May 2024 Commission File Number 001-40459 ERO COPPER CORP. (Translation of registrant's name into English) 625 Howe Street, Suite 1050 Vancouver, British Columbia V6C 2T6 Canada (Address of pri

April 25, 2024 EX-99.1

Ero Copper Announces Voting Results of Annual General Meeting of Shareholders

EXHIBIT 99.1 Ero Copper Announces Voting Results of Annual General Meeting of Shareholders VANCOUVER, British Columbia, April 24, 2024 (GLOBE NEWSWIRE) - Ero Copper Corp. (TSX: ERO, NYSE: ERO) ("Ero" or the “Company”) reported the voting results from its Annual General Meeting of Shareholders held today in Vancouver, British Columbia. A total of 93,474,205 common shares were represented at the mee

April 25, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of April 2024 Commission File Number: 001-4045

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of April 2024 Commission File Number: 001-40459 Ero Copper Corp. (Translation of registrant's name into English) 625 Howe Street, Suite 1050 Vancouver, British Columbia V6C 2T6 Canada (Address of

April 25, 2024 EX-99.2

REPORT ON VOTING RESULTS

Exhibit 99.2 REPORT ON VOTING RESULTS In accordance with section 11.3 of National Instrument 51-102 – Continuous Disclosure Obligations, the following sets out the voting results on the items of business submitted at the Annual General Meeting of Shareholders (the “Meeting”) of Ero Copper Corp. (“Ero” or the “Company”) held on April 24, 2024 in Vancouver, British Columbia. Each item of business vo

April 12, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of April 2024 Commission File Number: 001-4045

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of April 2024 Commission File Number: 001-40459 Ero Copper Corp. (Translation of registrant's name into English) 625 Howe Street, Suite 1050 Vancouver, British Columbia V6C 2T6 Canada (Address of

April 12, 2024 EX-99.1

Ero Copper to Release First Quarter 2024 Operating and Financial Results on May 7, 2024

EXHIBIT 99.1 Ero Copper to Release First Quarter 2024 Operating and Financial Results on May 7, 2024 VANCOUVER, British Columbia, April 11, 2024 (GLOBE NEWSWIRE) - Ero Copper Corp. (TSX: ERO, NYSE: ERO) (the “Company”) will publish its first quarter 2024 operating and financial results on Tuesday, May 7, 2024 after market close. The Company will host a conference call to discuss the results on Wed

March 15, 2024 EX-99.1

Tucumã Project, Carajás Mineral Province, Pará State, Brazil (January 2024) In This Report 2 Our Portfolio 3 2023 Highlights 4 Letter from the CEO 7 Management’s Discussion & Analysis 44 Consolidated Financial Statements 1 E r o C o p p e r A n n u a

Tucumã Project, Carajás Mineral Province, Pará State, Brazil (January 2024) In This Report 2 Our Portfolio 3 2023 Highlights 4 Letter from the CEO 7 Management’s Discussion & Analysis 44 Consolidated Financial Statements 1 E r o C o p p e r A n n u a l R e p o r t 2 0 2 3 Caraíba Operations Location: Bahia, Brazil Ownership: 99.

March 15, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of March 2024 Commission File Number 001-40459

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of March 2024 Commission File Number 001-40459 ERO COPPER CORP. (Translation of registrant's name into English) 625 Howe Street, Suite 1050 Vancouver, British Columbia V6C 2T6 Canada (Address of p

March 14, 2024 EX-99.5

Under securities regulations, a reporting issuer must send annually a form to holders to request the Interim Financial Statements and MD&A and/or the Annual Financial Statements and MD&A. If you would like to receive the report(s) by mail, please mak

Under securities regulations, a reporting issuer must send annually a form to holders to request the Interim Financial Statements and MD&A and/or the Annual Financial Statements and MD&A.

March 14, 2024 EX-99.1

EX-99.1

March 14, 2024 EX-99.2

NOTICE OF 2024 ANNUAL GENERAL MEETING OF SHAREHOLDERS MANAGEMENT INFORMATION CIRCULAR MARCH 7, 2024

NOTICE OF 2024 ANNUAL GENERAL MEETING OF SHAREHOLDERS MANAGEMENT INFORMATION CIRCULAR MARCH 7, 2024 These materials are important and require your immediate attention.

March 14, 2024 EX-99.3

Security Class Holder Account Number Form of Proxy - Annual General Meeting to be held on April 24, 2024 This Form of Proxy is solicited by and on behalf of Management. Notes to proxy 1. Every holder has the right to appoint some other person or comp

Security Class Holder Account Number Form of Proxy - Annual General Meeting to be held on April 24, 2024 This Form of Proxy is solicited by and on behalf of Management.

March 14, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of March 2024 Commission File Number 001-40459

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of March 2024 Commission File Number 001-40459 ERO COPPER CORP. (Translation of registrant's name into English) 625 Howe Street, Suite 1050 Vancouver, British Columbia V6C 2T6 Canada (Address of p

March 14, 2024 EX-99.4

01Z2DB Fold Fold Have questions about this notice? Call the Toll Free Number below or scan the QR code to find out more. Toll Free 1-866-964-0492 www.computershare.com/ noticeandaccess Notice of Availability of Proxy Materials for ERO COPPER CORP. An

01Z2DB Fold Fold Have questions about this notice? Call the Toll Free Number below or scan the QR code to find out more.

March 7, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of March 2024 Commission File Number 001-40459

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of March 2024 Commission File Number 001-40459 ERO COPPER CORP. (Translation of registrant's name into English) 625 Howe Street, Suite 1050 Vancouver, British Columbia V6C 2T6 Canada (Address of p

March 7, 2024 EX-99.8

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

Exhibit 99.8 CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM To the Board of Directors of Ero Copper Corp. We consent to the use of: •our report dated March 7, 2024 on the consolidated financial statements of Ero Copper Corp. (the “Entity”) which comprise the consolidated statements of financial position as at December 31, 2023 and December 31, 2022, the related consolidated statements of

March 7, 2024 40-F

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 40-F

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 40-F ☐ Registration statement pursuant to Section 12 of the Securities Exchange Act of 1934 or ☒ Annual report pursuant to Section 13(a) or 15(d) of the Securities Exchange Act of 1934 For the fiscal year ended December 31, 2023 Commission File Number 001-40459 ERO COPPER CORP. (Exact name of registrant as specified in it

March 7, 2024 EX-99.18

CONSENT OF ERIN L. PATTERSON

Exhibit 99.18 CONSENT OF ERIN L. PATTERSON The undersigned hereby consents to the use of and references to her name in connection with the Technical Report Summary (TRS) listed below, and the information derived, summarized, quoted or referenced from the TRS, or portions thereof, that the undersigned prepared, supervised the preparation of and/or that was reviewed and approved by the undersigned,

March 7, 2024 EX-99.3

FINANCIAL STATEMENTS FOR THE YEARS ENDED DECEMBER 31, 2023 AND 2022 Report of Independent Registered Public Accounting Firm

CONSOLIDATED FINANCIAL STATEMENTS FOR THE YEARS ENDED DECEMBER 31, 2023 AND 2022 Report of Independent Registered Public Accounting Firm To the Shareholders and Board of Directors Ero Copper Corp.

March 7, 2024 EX-99.4

CERTIFICATION REQUIRED BY RULE 13a-14(a) OR RULE 15d-14(a), PURSUANT TO SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002

Exhibit 99.4 CERTIFICATION REQUIRED BY RULE 13a-14(a) OR RULE 15d-14(a), PURSUANT TO SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002 I, David Strang, certify that: 1. I have reviewed this annual report on Form 40-F of Ero Copper Corp.; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made,

March 7, 2024 EX-99.16

CONSENT OF LEONARDO DE MORAES SOARES

Exhibit 99.16 CONSENT OF LEONARDO DE MORAES SOARES The undersigned hereby consents to the use of the report listed below, and the information derived therefrom, as well as to the reference to his name, in each case where used or incorporated by reference in Registration Statement No. 333-274097 on Form F-10 and in the Annual Report on Form 40-F of Ero Copper Corp., including in the Annual Informat

March 7, 2024 EX-99.15

CONSENT OF GUILHERME GOMIDES FERREIRA

Exhibit 99.15 CONSENT OF GUILHERME GOMIDES FERREIRA The undersigned hereby consents to the use of the report listed below, and the information derived therefrom, as well as to the reference to his name, in each case where used or incorporated by reference in Registration Statement No. 333-274097 on Form F-10 and in the Annual Report on Form 40-F of Ero Copper Corp., including in the Annual Informa

March 7, 2024 EX-99.17

CONSENT OF KEVIN MURRAY

Exhibit 99.17 CONSENT OF KEVIN MURRAY The undersigned hereby consents to the use of and references to his name in connection with the Technical Report Summary (TRS) listed below, and the information derived, summarized, quoted or referenced from the TRS, or portions thereof, that the undersigned prepared, supervised the preparation of and/or that was reviewed and approved by the undersigned, and t

March 7, 2024 EX-99.9

CONSENT OF PORFIRIO CABALEIRO RODRIGUEZ

Exhibit 99.9 CONSENT OF PORFIRIO CABALEIRO RODRIGUEZ The undersigned hereby consents to the use of the reports listed below, and the information derived therefrom, as well as to the reference to his name, in each case where used or incorporated by reference in Registration Statement No. 333-274097 on Form F-10 and in the Annual Report on Form 40-F of Ero Copper Corp., including in the Annual Infor

March 7, 2024 EX-99.22

CONSENT OF CID GONÇALVES MONTEIRO FILHO

Exhibit 99.22 CONSENT OF CID GONÇALVES MONTEIRO FILHO The undersigned hereby consents to the use of and references to the information which he prepared, supervised the preparation of or reviewed that is of a scientific or technical nature, as well as to the reference to his name, in each case where used or incorporated by reference in Registration Statement No. 333-274097 on Form F-10 and in the A

March 7, 2024 EX-99.10

CONSENT OF BERNARDO HORTA DE CERQUEIRA VIANA

Exhibit 99.10 CONSENT OF BERNARDO HORTA DE CERQUEIRA VIANA The undersigned hereby consents to the use of the report listed below, and the information derived therefrom, as well as to the reference to his name, in each case where used or incorporated by reference in Registration Statement No. 333-274097 on Form F-10 and in the Annual Report on Form 40-F of Ero Copper Corp., including in the Annual

March 7, 2024 EX-99.2

FINANCIAL STATEMENTS FOR THE YEARS ENDED DECEMBER 31, 2023 AND 2022 Report of Independent Registered Public Accounting Firm

CONSOLIDATED FINANCIAL STATEMENTS FOR THE YEARS ENDED DECEMBER 31, 2023 AND 2022 Report of Independent Registered Public Accounting Firm To the Shareholders and Board of Directors Ero Copper Corp.

March 7, 2024 EX-99.20

CONSENT OF CARLOS GUZMÁN

Exhibit 99.20 CONSENT OF CARLOS GUZMÁN The undersigned hereby consents to the use of the report listed below, and the information derived therefrom, as well as to the reference to his name, in each case where used or incorporated by reference in Registration Statement No. 333-274097 on Form F-10 and in the Annual Report on Form 40-F of Ero Copper Corp., including in the Annual Information Form fil

March 7, 2024 EX-99.19

CONSENT OF SCOTT C. ELFEN

Exhibit 99.19 CONSENT OF SCOTT C. ELFEN The undersigned hereby consents to the use of and references to his name in connection with the Technical Report Summary (TRS) listed below, and the information derived, summarized, quoted or referenced from the TRS, or portions thereof, that the undersigned prepared, supervised the preparation of and/or that was reviewed and approved by the undersigned, and

March 7, 2024 EX-99.1

ANNUAL INFORMATION FORM ERO COPPER CORP. Suite 1050 – 625 Howe Street Vancouver, British Columbia V6C 2T6 Telephone: (604) 449-9244 Facsimile: (604) 398-3767 Website: www.erocopper.com E-mail: [email protected] For the Year Ended December 31, 2023 D

ANNUAL INFORMATION FORM of ERO COPPER CORP. Suite 1050 – 625 Howe Street Vancouver, British Columbia V6C 2T6 Telephone: (604) 449-9244 Facsimile: (604) 398-3767 Website: www.erocopper.com E-mail: [email protected] For the Year Ended December 31, 2023 Dated: March 7, 2024 TABLE OF CONTENTS PRELIMINARY NOTES 3 LIST OF ABBREVIATIONS 10 CORPORATE STRUCTURE 10 GENERAL DEVELOPMENT AND BUSINESS OF THE C

March 7, 2024 EX-99.11

CONSENT OF FÁBIO VALÉRIO CÂMARA XAVIER

Exhibit 99.11 CONSENT OF FÁBIO VALÉRIO CÂMARA XAVIER The undersigned hereby consents to the use of the reports listed below, and the information derived therefrom, as well as to the reference to his name, in each case where used or incorporated by reference in Registration Statement No. 333-274097 on Form F-10 and in the Annual Report on Form 40-F of Ero Copper Corp., including in the Annual Infor

March 7, 2024 EX-99.13

CONSENT OF DR. BECK NADER

Exhibit 99.13 CONSENT OF DR. BECK NADER The undersigned hereby consents to the use of the report listed below, and the information derived therefrom, as well as to the reference to his name, in each case where used or incorporated by reference in Registration Statement No. 333-274097 on Form F-10 and in the Annual Report on Form 40-F of Ero Copper Corp., including in the Annual Information Form fi

March 7, 2024 EX-99.14

CONSENT OF ALEJANDRO SEPULVEDA

Exhibit 99.14 CONSENT OF ALEJANDRO SEPULVEDA The undersigned hereby consents to the use of the report listed below, and the information derived therefrom, as well as to the reference to his name, in each case where used or incorporated by reference in Registration Statement No. 333-274097 on Form F-10 and in the Annual Report on Form 40-F of Ero Copper Corp., including in the Annual Information Fo

March 7, 2024 EX-99.5

CERTIFICATION REQUIRED BY RULE 13a-14(a) OR RULE 15d-14(a), PURSUANT TO SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002

Exhibit 99.5 CERTIFICATION REQUIRED BY RULE 13a-14(a) OR RULE 15d-14(a), PURSUANT TO SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002 I, Wayne Drier, certify that: 1. I have reviewed this annual report on Form 40-F of Ero Copper Corp.; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made,

March 7, 2024 EX-99.12

CONSENT OF EDNIE RAFAEL MOREIRA DE CARVALHO FERNANDES

Exhibit 99.12 CONSENT OF EDNIE RAFAEL MOREIRA DE CARVALHO FERNANDES The undersigned hereby consents to the use of the report listed below, and the information derived therefrom, as well as to the reference to his name, in each case where used or incorporated by reference in Registration Statement No. 333-274097 on Form F-10 and in the Annual Report on Form 40-F of Ero Copper Corp., including in th

March 7, 2024 EX-99.3

Ero Copper Reports Fourth Quarter and Full Year 2023 Operating and Financial Results (all amounts in US dollars, unless otherwise noted)

TSX: ERO NYSE: ERO March 7, 2024 Ero Copper Reports Fourth Quarter and Full Year 2023 Operating and Financial Results (all amounts in US dollars, unless otherwise noted) Vancouver, British Columbia – Ero Copper Corp.

March 7, 2024 EX-99.21

CONSENT OF EMERSON RICARDO RE

Exhibit 99.21 CONSENT OF EMERSON RICARDO RE The undersigned hereby consents to the use of the report listed below, and the information derived therefrom, as well as to the reference to his name, in each case where used or incorporated by reference in Registration Statement No. 333-274097 on Form F-10 and in the Annual Report on Form 40-F of Ero Copper Corp., including in the Annual Information For

March 7, 2024 EX-99.1

MANAGEMENT’S DISCUSSION AND ANALYSIS FOR THE YEAR ENDED DECEMBER 31, 2023

MANAGEMENT’S DISCUSSION AND ANALYSIS FOR THE YEAR ENDED DECEMBER 31, 2023 1050 – 625 Howe Street, Vancouver, B.

March 7, 2024 EX-99.2

MANAGEMENT’S DISCUSSION AND ANALYSIS FOR THE YEAR ENDED DECEMBER 31, 2023

MANAGEMENT’S DISCUSSION AND ANALYSIS FOR THE YEAR ENDED DECEMBER 31, 2023 1050 – 625 Howe Street, Vancouver, B.

March 7, 2024 EX-99.6

CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ENACTED PURSUANT TO SECTION 906 OF THE U.S. SARBANES-OXLEY ACT OF 2002

Exhibit 99.6 CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ENACTED PURSUANT TO SECTION 906 OF THE U.S. SARBANES-OXLEY ACT OF 2002 This certificate is being provided in connection with the Annual Report on Form 40-F of Ero Copper Corp. (the “Company”) for the financial year ended December 31, 2023 (the “Report”), filed with the Securities and Exchange Commission on the date hereof. I, David

March 7, 2024 EX-99.7

CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ENACTED PURSUANT TO SECTION 906 OF THE U.S. SARBANES-OXLEY ACT OF 2002

Exhibit 99.7 CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ENACTED PURSUANT TO SECTION 906 OF THE U.S. SARBANES-OXLEY ACT OF 2002 This certificate is being provided in connection with the Annual Report on Form 40-F of Ero Copper Corp. (the “Company”) for the financial year ended December 31, 2023 (the “Report”), filed with the Securities and Exchange Commission on the date hereof. I, Wayne

March 7, 2024 EX-97.0

AMENDED AND RESTATED INCENTIVE COMPENSATION CLAWBACK POLICY ERO COPPER CORP (the “Company”)

AMENDED AND RESTATED INCENTIVE COMPENSATION CLAWBACK POLICY ERO COPPER CORP (the “Company”) This amended and restated incentive compensation clawback policy (the “Clawback Policy”) authorizes the Board of Directors of the Company (the “Board”) or the Compensation Committee to recover Excess Compensation from an Executive Officer (such terms as defined below) in certain instances and is intended to satisfy the clawback policy requirements of the New York Stock Exchange Listing Requirements (the “NYSE Rules”).

March 5, 2024 EX-99.1

FIRST AMENDING AGREEMENT TO SECOND AMENDED AND RESTATED CREDIT AGREEMENT

Exhibit 99.1 REDACTED COPY FIRST AMENDING AGREEMENT TO SECOND AMENDED AND RESTATED CREDIT AGREEMENT THIS AGREEMENT dated as of the 2nd day of November, 2023. BETWEEN: BANK OF MONTREAL, a Canadian chartered bank (herein, in its capacity as administrative agent for the Lenders, called the “Administrative Agent”) - and - ERO COPPER CORP., as borrower (herein called the “Borrower”) - and – BANK OF MON

March 5, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of March 2024 Commission File Number: 001-4045

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of March 2024 Commission File Number: 001-40459 Ero Copper Corp. (Translation of registrant's name into English) 625 Howe Street, Suite 1050 Vancouver, British Columbia V6C 2T6 (Address of princip

February 21, 2024 EX-99.1

Ero Copper Announces 2023 Production Results and Provides 2024 Guidance (all amounts in US dollars, unless otherwise noted)

EXHIBIT 99.1 Ero Copper Announces 2023 Production Results and Provides 2024 Guidance (all amounts in US dollars, unless otherwise noted) VANCOUVER, British Columbia, Feb. 21, 2024 (GLOBE NEWSWIRE) - Ero Copper Corp. (TSX: ERO, NYSE: ERO) ("Ero" or the “Company”) is pleased to announce its 2023 production results, 2024 guidance and three-year production outlook. HIGHLIGHTS Record Gold Production Dr

February 21, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of February 2024 Commission File Number: 001-4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of February 2024 Commission File Number: 001-40459 Ero Copper Corp. (Translation of registrant's name into English) 625 Howe Street, Suite 1050 Vancouver, British Columbia V6C 2T6 Canada (Address

February 13, 2024 SC 13G/A

CA:ERO / Ero Copper Corp. / GMT CAPITAL CORP - AMENDMENT TO FORM SC 13G Passive Investment

SC 13G/A 1 ecc-sc13ga123123.htm AMENDMENT TO FORM SC 13G UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G/A Under the Securities Exchange Act of 1934 (Amendment No. 1)* ERO Copper Corp. (Name of Issuer) Common Stock (Title of Class of Securities) 296006109 (CUSIP Number) December 31, 2023 (Date of Event which Requires Filing of this Statement) Check the appropri

February 12, 2024 EX-99.1

Subject: ERO COPPER

Exhibit 99.1 February 09, 2024 510 Burrard St, 3rd Floor Vancouver BC, V6C 3B9 www.computershare.com To: All Canadian Securities Regulatory Authorities New York Stock Exchange Subject: ERO COPPER CORP. Dear Sir/Madam: We advise of the following with respect to the upcoming Meeting of Security Holders for the subject Issuer: Meeting Type : Annual General Meeting Record Date for Notice of Meeting :

February 12, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of February 2024 Commission File Number: 001-4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of February 2024 Commission File Number: 001-40459 Ero Copper Corp. (Translation of registrant's name into English) 625 Howe Street, Suite 1050 Vancouver, British Columbia V6C 2T6 (Address of prin

February 9, 2024 SC 13G/A

CA:ERO / Ero Copper Corp. / Strang David M. - AMENDMENT NO. 2 Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 2)* Ero Copper Corp. (Name of Issuer) Common Shares, no par value (Title of Class of Securities) 296006109 (CUSIP Number) December 31, 2023 (Date of Event which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to wh

February 9, 2024 EX-99.1

JOINT FILING AGREEMENT PURSUANT TO RULE 13d-1(k)

EX-99.1 2 eh240446757ex9901.htm EXHIBIT 99.1 EXHIBIT 99.1 JOINT FILING AGREEMENT PURSUANT TO RULE 13d-1(k) 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

February 5, 2024 EX-99.1

Ero Copper to Release Fourth Quarter and Full Year 2023 Operating and Financial Results on March 7, 2024

EXHIBIT 99.1 Ero Copper to Release Fourth Quarter and Full Year 2023 Operating and Financial Results on March 7, 2024 VANCOUVER, British Columbia, Feb. 05, 2024 (GLOBE NEWSWIRE) - Ero Copper Corp. (TSX: ERO, NYSE: ERO) (the “Company”) will publish its fourth quarter and full year 2023 operating and financial results on Thursday, March 7, 2024 after market close. The Company will host a conference

February 5, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of February 2024 Commission File Number: 001-4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of February 2024 Commission File Number: 001-40459 Ero Copper Corp. (Translation of registrant's name into English) 625 Howe Street, Suite 1050 Vancouver, British Columbia V6C 2T6 Canada (Address

January 16, 2024 EX-99.1

Ero Copper's Tucumã Project Reaches Over 85% Physical Completion - On Track for First Copper Production in H2 2024 (all amounts in US dollars, unless otherwise noted)

EXHIBIT 99.1 Ero Copper's Tucumã Project Reaches Over 85% Physical Completion - On Track for First Copper Production in H2 2024 (all amounts in US dollars, unless otherwise noted) VANCOUVER, British Columbia, Jan. 16, 2024 (GLOBE NEWSWIRE) - Ero Copper Corp. (TSX: ERO, NYSE: ERO) (the “Company”) is pleased to provide a construction update for the Tucumã Project (the "Project"), highlighting signif

January 16, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of January 2024 Commission File Number: 001-40

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of January 2024 Commission File Number: 001-40459 Ero Copper Corp. (Translation of registrant's name into English) 625 Howe Street, Suite 1050 Vancouver, British Columbia V6C 2T6 Canada (Address o

November 14, 2023 EX-99.1

Ero Copper Completes US$111 Million Bought Deal Financing

EXHIBIT 99.1 Ero Copper Completes US$111 Million Bought Deal Financing VANCOUVER, British Columbia, Nov. 14, 2023 (GLOBE NEWSWIRE) - Ero Copper Corp. (TSX: ERO, NYSE: ERO) ("Ero" or the “Company”) is pleased to announce the closing of its offering, on a bought deal basis, of 9,010,000 common shares, including 500,000 common shares issued pursuant to the partial exercise of the Underwriters’ (as de

November 14, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of November 2023 Commission File Number: 001-4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of November 2023 Commission File Number: 001-40459 Ero Copper Corp. (Translation of registrant's name into English) 625 Howe Street, Suite 1050 Vancouver, British Columbia V6C 2T6 Canada (Address

November 9, 2023 SUPPL

PROSPECTUS SUPPLEMENT To the Short Form Base Shelf Prospectus dated August 18, 2023

Filed Pursuant to General Instruction II.L. of Form F-10 File Number 333-274097 PROSPECTUS SUPPLEMENT To the Short Form Base Shelf Prospectus dated August 18, 2023 New Issue November 8, 2023 ERO COPPER CORP. US$105,098,500 8,510,000 Common Shares This prospectus supplement (this “Prospectus Supplement”) of Ero Copper Corp. (the “Company” or “Ero”), together with the short form base shelf prospectu

November 9, 2023 EX-99.2

UNDERWRITING AGREEMENT

Exhibit 99.2 UNDERWRITING AGREEMENT November 8, 2023 Ero Copper Corp. Suite 1050, 625 Howe Street Vancouver, British Columbia V6C 2T6 Attention:           David Strang, Chief Executive Officer and Director Dear Sir: BMO Nesbitt Burns Inc. (the “Lead Underwriter”), and Canaccord Genuity Corp., CIBC World Markets Inc., Scotia Capital Inc., TD Securities Inc., Cormark Securities Inc., National Bank F

November 9, 2023 EX-99.3

FORM 51-102F3 Material Change Report

Exhibit 99.3 FORM 51-102F3 Material Change Report Item 1. Name and Address of Issuer Ero Copper Corp. (“Ero” or the “Company”) 1050 – 625 Howe Street Vancouver, BC V6C 2T6 Item 2. Date of Material Change November 6, 2023. Item 3. News Release A news release dated November 6, 2023, announcing the material change referred to in this report, was disseminated through GlobeNewswire and filed on SEDAR+

November 9, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of November 2023 Commission File Number 001-40

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of November 2023 Commission File Number 001-40459 ERO COPPER CORP. (Translation of registrant's name into English) 625 Howe Street, Suite 1050 Vancouver, British Columbia V6C 2T6 Canada (Address o

November 9, 2023 EX-99.1

CONSENT OF CID GONÇALVES MONTEIRO FILHO

Exhibit 99.1 CONSENT OF CID GONÇALVES MONTEIRO FILHO The undersigned hereby consents to the reference to his name, where used or incorporated by reference in the Registration Statement on Form F-10 (File No. 333-274097) of Ero Copper Corp. (the “Company”), including under the heading Interest of Experts, in the Company’s prospectus supplement, dated November 8, 2023, to its base shelf prospectus,

November 7, 2023 EX-99.1

Ero Copper Announces US$105 Million Bought Deal Financing

Exhibit 99.1 TSX: ERO NYSE: ERO November 6, 2023 Ero Copper Announces US$105 Million Bought Deal Financing Vancouver, British Columbia – Ero Copper Corp. (TSX: ERO, NYSE: ERO) ("Ero" or the “Company”) has announced today that it has entered into an agreement with a syndicate of underwriters, led by BMO Capital Markets (collectively, the “Underwriters”), under which the Underwriters have agreed to

November 7, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of November 2023 Commission File Number 001-40

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of November 2023 Commission File Number 001-40459 ERO COPPER CORP. (Translation of registrant's name into English) 625 Howe Street, Suite 1050 Vancouver, British Columbia V6C 2T6 Canada (Address o

November 6, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of November 2023 Commission File Number 001-40

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of November 2023 Commission File Number 001-40459 ERO COPPER CORP. (Translation of registrant's name into English) 625 Howe Street, Suite 1050 Vancouver, British Columbia V6C 2T6 Canada (Address o

November 6, 2023 EX-99.1

CONSENT OF CID GONÇALVES MONTEIRO FILHO

Exhibit 99.1 CONSENT OF CID GONÇALVES MONTEIRO FILHO The undersigned hereby consents to the reference to his name, where used or incorporated by reference in the Registration Statement on Form F-10 (File No. 333-274097) of Ero Copper Corp. (the “Company”), and the information that has been reviewed and approved by them in the Company’s Management’s Discussion and Analysis for the three and nine mo

November 6, 2023 SUPPL

SUBJECT TO COMPLETION, DATED NOVEMBER 6, 2023 PRELIMINARY PROSPECTUS SUPPLEMENT To the Short Form Base Shelf Prospectus dated August 18, 2023

Filed Pursuant to General Instruction II.L. of Form F-10 File Number 333-274097 The information contained in this preliminary prospectus supplement is not complete and may be changed. This preliminary prospectus supplement and the accompanying prospectus are not an offer to sell and are not soliciting an offer to buy these securities in any jurisdiction where the offer or sale is not permitted. SU

November 2, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of November 2023 Commission File Number: 001-4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of November 2023 Commission File Number: 001-40459 Ero Copper Corp. (Translation of registrant's name into English) 625 Howe Street, Suite 1050 Vancouver, British Columbia V6C 2T6 Canada (Address

November 2, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of November 2023 Commission File Number 001-40

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of November 2023 Commission File Number 001-40459 ERO COPPER CORP. (Translation of registrant's name into English) 625 Howe Street, Suite 1050 Vancouver, British Columbia V6C 2T6 Canada (Address o

November 2, 2023 EX-99.1

MANAGEMENT’S DISCUSSION AND ANALYSIS FOR THE THREE AND NINE MONTHS ENDED SEPTEMBER 30, 2023

MANAGEMENT’S DISCUSSION AND ANALYSIS FOR THE THREE AND NINE MONTHS ENDED SEPTEMBER 30, 2023 1050 – 625 Howe Street, Vancouver, B.

November 2, 2023 EX-99.2

CONDENSED CONSOLIDATED INTERIM FINANCIAL STATEMENTS FOR THE THREE AND NINE MONTHS ENDED SEPTEMBER 30, 2023 AND 2022

CONDENSED CONSOLIDATED INTERIM FINANCIAL STATEMENTS FOR THE THREE AND NINE MONTHS ENDED SEPTEMBER 30, 2023 AND 2022 Ero Copper Corp.

November 2, 2023 EX-99.1

Ero Copper Announces Changes to the Board of Directors

EXHIBIT 99.1 Ero Copper Announces Changes to the Board of Directors VANCOUVER, British Columbia, Nov. 01, 2023 (GLOBE NEWSWIRE) - Ero Copper Corp. (TSX: ERO, NYSE: ERO) ("Ero" or the “Company”) is pleased to announce the appointment of Faheem Tejani to the Company's Board of Directors (the "Board"), effective today, as part of the Company's ongoing Board succession planning. The Company also annou

November 2, 2023 EX-99.3

Ero Copper Reports Third Quarter 2023 Operating and Financial Results (all amounts in US dollars, unless otherwise noted)

TSX: ERO NYSE: ERO November 2, 2023 Ero Copper Reports Third Quarter 2023 Operating and Financial Results (all amounts in US dollars, unless otherwise noted) Vancouver, British Columbia – Ero Copper Corp.

November 2, 2023 EX-99.4

CONSENT OF CID GONÇALVES MONTEIRO FILHO

Exhibit 99.4 CONSENT OF CID GONÇALVES MONTEIRO FILHO The undersigned hereby consents to the reference to his name, where used or incorporated by reference in the Registration Statement on Form F-10 of Ero Copper Corp. (the “Company”), and the information that has been reviewed and approved by them in the Company’s Management’s Discussion and Analysis for the three and nine months ended September 3

October 30, 2023 EX-99.1

Ero Copper Agrees with Vale Base Metals to Enter into Earn-in Agreement for a 60% Interest in the Furnas Copper Project (all amounts in US dollars, unless otherwise noted)

EXHIBIT 99.1 Ero Copper Agrees with Vale Base Metals to Enter into Earn-in Agreement for a 60% Interest in the Furnas Copper Project (all amounts in US dollars, unless otherwise noted) VANCOUVER, British Columbia, Oct. 30, 2023 (GLOBE NEWSWIRE) - Ero Copper Corp. (TSX: ERO, NYSE: ERO) ("Ero" or the “Company”) is pleased to announce it has entered into a binding term sheet ("Term Sheet") with Salob

October 30, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of October 2023 Commission File Number: 001-40

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of October 2023 Commission File Number: 001-40459 Ero Copper Corp. (Translation of registrant's name into English) 625 Howe Street, Suite 1050 Vancouver, British Columbia V6C 2T6 Canada (Address o

October 19, 2023 EX-99.1

Ero Copper's Tucumã Project Achieves Major Milestone at Over 70% Physical Completion - On Track for First Copper Production in H2 2024

EXHIBIT 99.1 Ero Copper's Tucumã Project Achieves Major Milestone at Over 70% Physical Completion - On Track for First Copper Production in H2 2024 VANCOUVER, British Columbia, Oct. 19, 2023 (GLOBE NEWSWIRE) - Ero Copper Corp. (TSX: ERO, NYSE: ERO) (the “Company”) is pleased to provide an update on the excellent progress being made at the Company's Tucumã Project (the "Project"). Since commencing

October 19, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of October 2023 Commission File Number: 001-40

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of October 2023 Commission File Number: 001-40459 Ero Copper Corp. (Translation of registrant's name into English) 625 Howe Street, Suite 1050 Vancouver, British Columbia V6C 2T6 Canada (Address o

October 6, 2023 EX-99.1

Ero Copper to Release Third Quarter 2023 Operating and Financial Results on November 2, 2023

EXHIBIT 99.1 Ero Copper to Release Third Quarter 2023 Operating and Financial Results on November 2, 2023 VANCOUVER, British Columbia, Oct. 06, 2023 (GLOBE NEWSWIRE) - Ero Copper Corp. (TSX: ERO, NYSE: ERO) (the “Company”) will publish its third quarter 2023 operating and financial results on Thursday, November 2, 2023 after market close. The Company will host a conference call to discuss the resu

October 6, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of October 2023 Commission File Number: 001-40

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of October 2023 Commission File Number: 001-40459 Ero Copper Corp. (Translation of registrant's name into English) 625 Howe Street, Suite 1050 Vancouver, British Columbia V6C 2T6 Canada (Address o

August 21, 2023 EX-5.12

CONSENT OF SCOTT C. ELFEN

Exhibit 5.12 CONSENT OF SCOTT C. ELFEN The undersigned hereby consents to the use of the report listed below, and the information derived therefrom, as well as to the reference to his name, in each case where used or incorporated by reference in the Registration Statement on Form F-10 of Ero Copper Corp., including in the Annual Information Form filed as an exhibit thereto, being filed with the Un

August 21, 2023 EX-5.15

CONSENT OF EMERSON RICARDO RE

Exhibit 5.15 CONSENT OF EMERSON RICARDO RE The undersigned hereby consents to the use of the report listed below, and the information derived therefrom, as well as to the reference to his name, in each case where used or incorporated by reference in the Registration Statement on Form F-10 of Ero Copper Corp., including in the Annual Information Form filed as an exhibit thereto, being filed with th

August 21, 2023 EX-5.10

CONSENT OF KEVIN MURRAY

Exhibit 5.10 CONSENT OF KEVIN MURRAY The undersigned hereby consents to the use of the report listed below, and the information derived therefrom, as well as to the reference to his name, in each case where used or incorporated by reference in the Registration Statement on Form F-10 of Ero Copper Corp., including in the Annual Information Form filed as an exhibit thereto, being filed with the Unit

August 21, 2023 EX-5.9

CONSENT OF LEONARDO DE MORAES SOARES

Exhibit 5.9 CONSENT OF LEONARDO DE MORAES SOARES The undersigned hereby consents to the use of the report listed below, and the information derived therefrom, as well as to the reference to his name, in each case where used or incorporated by reference in the Registration Statement on Form F-10 of Ero Copper Corp., including in the Annual Information Form filed as an exhibit thereto, being filed w

August 21, 2023 F-10

As filed with the Securities and Exchange Commission on August 18, 2023

As filed with the Securities and Exchange Commission on August 18, 2023 Registration No.

August 21, 2023 EX-5.3

CONSENT OF BERNARDO HORTA DE CERQUEIRA VIANA

Exhibit 5.3 CONSENT OF BERNARDO HORTA DE CERQUEIRA VIANA The undersigned hereby consents to the use of the reports listed below, and the information derived therefrom, as well as to the reference to his name, in each case where used or incorporated by reference in the Registration Statement on Form F-10 of Ero Copper Corp., including in the Annual Information Form filed as an exhibit thereto, bein

August 21, 2023 EX-5.16

CONSENT OF CID GONÇALVES MONTEIRO FILHO

Exhibit 5.16 CONSENT OF CID GONÇALVES MONTEIRO FILHO The undersigned hereby consents to the reference to his name, where used or incorporated by reference in the Registration Statement on Form F-10 of Ero Copper Corp., including in the Annual Information Form filed as an exhibit thereto, being filed with the United States Securities and Exchange Commission, and any amendments thereto. Yours truly,

August 21, 2023 EX-5.6

CONSENT OF DR. BECK NADER

Exhibit 5.6 CONSENT OF DR. BECK NADER The undersigned hereby consents to the use of the report listed below, and the information derived therefrom, as well as to the reference to his name, in each case where used or incorporated by reference in the Registration Statement on Form F-10 of Ero Copper Corp., including in the Annual Information Form filed as an exhibit thereto, being filed with the Uni

August 21, 2023 EX-5.14

CONSENT OF GUILHERME GOMIDES FERREIRA

Exhibit 5.14 CONSENT OF GUILHERME GOMIDES FERREIRA The undersigned hereby consents to the use of the report listed below, and the information derived therefrom, as well as to the reference to his name, in each case where used or incorporated by reference in the Registration Statement on Form F-10 of Ero Copper Corp., including in the Annual Information Form filed as an exhibit thereto, being filed

August 21, 2023 EX-5.11

CONSENT OF ERIN L. PATTERSON

Exhibit 5.11 CONSENT OF ERIN L. PATTERSON The undersigned hereby consents to the use of the report listed below, and the information derived therefrom, as well as to the reference to his name, in each case where used or incorporated by reference in the Registration Statement on Form F-10 of Ero Copper Corp., including in the Annual Information Form filed as an exhibit thereto, being filed with the

August 21, 2023 EX-5.13

CONSENT OF CARLOS GUZMÁN

Exhibit 5.13 CONSENT OF CARLOS GUZMÁN The undersigned hereby consents to the use of the report listed below, and the information derived therefrom, as well as to the reference to his name, in each case where used or incorporated by reference in the Registration Statement on Form F-10 of Ero Copper Corp., including in the Annual Information Form filed as an exhibit thereto, being filed with the Uni

August 21, 2023 EX-5.4

CONSENT OF FÁBIO VALÉRIO CÂMARA XAVIER

Exhibit 5.4 CONSENT OF FÁBIO VALÉRIO CÂMARA XAVIER The undersigned hereby consents to the use of the report listed below, and the information derived therefrom, as well as to the reference to his name, in each case where used or incorporated by reference in the Registration Statement on Form F-10 of Ero Copper Corp., including in the Annual Information Form filed as an exhibit thereto, being filed

August 21, 2023 EX-5.5

CONSENT OF EDNIE RAFAEL MOREIRA DE CARVALHO FERNANDES

Exhibit 5.5 CONSENT OF EDNIE RAFAEL MOREIRA DE CARVALHO FERNANDES The undersigned hereby consents to the use of the report listed below, and the information derived therefrom, as well as to the reference to his name, in each case where used or incorporated by reference in the Registration Statement on Form F-10 of Ero Copper Corp., including in the Annual Information Form filed as an exhibit there

August 21, 2023 EX-7.1

ERO COPPER CORP. as Issuer, as U.S. Trustee as Canadian Trustee Dated as of TABLE OF CONTENTS

Exhibit 7.1 ERO COPPER CORP. as Issuer, [•] as U.S. Trustee and [•] as Canadian Trustee Indenture Dated as of [•] TABLE OF CONTENTS ARTICLE One DEFINITIONS AND OTHER PROVISIONS OF GENERAL APPLICATION 1 SECTION 1.01 Definitions 1 SECTION 1.02 Compliance Certificates and Opinions 13 SECTION 1.03 Form of Documents Delivered to Trustees 13 SECTION 1.04 Acts of Holders 14 SECTION 1.05 Notices, etc. to

August 21, 2023 EX-FILING FEES

Calculation of Filing Fee Table (Form Type) Ero Copper Corp. (Exact Name of Registrant as Specified in its Charter) Table 1: Newly Forward Registered and Carry Securities

EXHIBIT 107 Calculation of Filing Fee Table F-10 (Form Type) Ero Copper Corp. (Exact Name of Registrant as Specified in its Charter) Table 1: Newly Forward Registered and Carry Securities Security Type Security Class Title Fee Calculation Rule or Instruction Amount Registered Proposed Maximum Offering Price Per Unit Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee Newly Registe

August 21, 2023 EX-5.8

CONSENT OF PAULO ROBERTO BERGMANN

Exhibit 5.8 CONSENT OF PAULO ROBERTO BERGMANN The undersigned hereby consents to the use of the reports listed below, and the information derived therefrom, as well as to the reference to his name, in each case where used or incorporated by reference in the Registration Statement on Form F-10 of Ero Copper Corp., including in the Annual Information Form filed as an exhibit thereto, being filed wit

August 21, 2023 F-X

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM F-X APPOINTMENT OF AGENT FOR SERVICE OF PROCESS AND UNDERTAKING

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM F-X APPOINTMENT OF AGENT FOR SERVICE OF PROCESS AND UNDERTAKING A. Name of issuer or person filing (“Filer”): ERO COPPER CORP. B. (1) This is [check one]: x an original filing for the Filer. o an amended filing for the Filer. (2) Check the following box if you are filing the Form F-X in paper in accordance with Regulation

August 21, 2023 EX-5.7

CONSENT OF ALEJANDRO SEPULVEDA

Exhibit 5.7 CONSENT OF ALEJANDRO SEPULVEDA The undersigned hereby consents to the use of the report listed below, and the information derived therefrom, as well as to the reference to his name, in each case where used or incorporated by reference in the Registration Statement on Form F-10 of Ero Copper Corp., including in the Annual Information Form filed as an exhibit thereto, being filed with th

August 3, 2023 EX-99.1

MANAGEMENT’S DISCUSSION AND ANALYSIS FOR THE THREE AND SIX MONTHS ENDED JUNE 30, 2023

MANAGEMENT’S DISCUSSION AND ANALYSIS FOR THE THREE AND SIX MONTHS ENDED JUNE 30, 2023 1050 – 625 Howe Street, Vancouver, B.

August 3, 2023 EX-99.2

CONDENSED CONSOLIDATED INTERIM FINANCIAL STATEMENTS FOR THE THREE AND SIX MONTHS ENDED JUNE 30, 2023 AND 2022

CONDENSED CONSOLIDATED INTERIM FINANCIAL STATEMENTS FOR THE THREE AND SIX MONTHS ENDED JUNE 30, 2023 AND 2022 Ero Copper Corp.

August 3, 2023 EX-99.3

Ero Copper Reports Second Quarter 2023 Operating and Financial Results (all amounts in US dollars, unless otherwise noted)

TSX: ERO NYSE: ERO August 3, 2023 Ero Copper Reports Second Quarter 2023 Operating and Financial Results (all amounts in US dollars, unless otherwise noted) Vancouver, British Columbia – Ero Copper Corp.

August 3, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of August 2023 Commission File Number 001-4045

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of August 2023 Commission File Number 001-40459 ERO COPPER CORP. (Translation of registrant's name into English) 625 Howe Street, Suite 1050 Vancouver, British Columbia V6C 2T6 Canada (Address of

August 2, 2023 EX-99.1

Ero Copper Publishes 2022 Sustainability Report

EXHIBIT 99.1 Ero Copper Publishes 2022 Sustainability Report VANCOUVER, British Columbia, Aug. 02, 2023 (GLOBE NEWSWIRE) - Ero Copper Corp. (TSX: ERO, NYSE: ERO) (“Ero” or the “Company”) is pleased to announce the publication of its 2022 Sustainability Report (the “Report”). This Report provides an update on the Company’s strategy, practices, performance and management approach to key environmenta

August 2, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of August 2023 Commission File Number: 001-404

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of August 2023 Commission File Number: 001-40459 Ero Copper Corp. (Translation of registrant's name into English) 625 Howe Street, Suite 1050 Vancouver, British Columbia V6C 2T6 Canada (Address of

July 7, 2023 EX-99.1

Ero Copper to Release Second Quarter 2023 Financial and Operating Results on August 3, 2023

EXHIBIT 99.1 Ero Copper to Release Second Quarter 2023 Financial and Operating Results on August 3, 2023 VANCOUVER, British Columbia, July 06, 2023 (GLOBE NEWSWIRE) - Ero Copper Corp. (TSX: ERO, NYSE: ERO) (the “Company”) will publish its second quarter 2023 financial and operating results on Thursday, August 3, 2023 after market close. The Company will host a conference call to discuss the result

July 7, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of July 2023 Commission File Number: 001-40459

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of July 2023 Commission File Number: 001-40459 Ero Copper Corp. (Translation of registrant's name into English) 625 Howe Street, Suite 1050 Vancouver, British Columbia V6C 2T6 (Address of principa

June 9, 2023 EX-99.1

Ero Copper Announces Update on Nickel Sulphide Exploration Program — Intercepts 11.2 Meters Grading 1.86% Nickel, including 5.0 Meters Grading 3.71% Nickel

EXHIBIT 99.1 Ero Copper Announces Update on Nickel Sulphide Exploration Program — Intercepts 11.2 Meters Grading 1.86% Nickel, including 5.0 Meters Grading 3.71% Nickel VANCOUVER, British Columbia, June 08, 2023 (GLOBE NEWSWIRE) - Ero Copper Corp. (TSX: ERO, NYSE: ERO) ("Ero" or the “Company”) is pleased to provide an update on its ongoing regional nickel sulphide exploration program within the Cu

June 9, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of June 2023 Commission File Number: 001-40459

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of June 2023 Commission File Number: 001-40459 Ero Copper Corp. (Translation of registrant's name into English) 625 Howe Street, Suite 1050 Vancouver, British Columbia V6C 2T6 (Address of principa

May 16, 2023 EX-99.2

MA May 12, 2023 Rev. vF Technical Report on the Xavantina Operations, Mato Grosso, Brazil Report Prepared For: Ero Copper Corp. 1050 - 625 Howe Street Vancouver, BC V6C 2T6 Canada Authors and Qualified Persons : Porfirio Cabaleiro Rodriguez, FAIG Leo

EXHIBIT 99.2 MA May 12, 2023 Rev. vF Technical Report on the Xavantina Operations, Mato Grosso, Brazil Report Prepared For: Ero Copper Corp. 1050 - 625 Howe Street Vancouver, BC V6C 2T6 Canada Authors and Qualified Persons : Porfirio Cabaleiro Rodriguez, FAIG Leonardo de Moraes Soares, MAIG Guilherme Gomides Ferreira, MAIG Effective Date : October 31 , 2022 Signature Date : May 12 , 2023 Technical

May 16, 2023 EX-99.1

Ero Copper Files Technical Report for the Xavantina Operations

EXHIBIT 99.1 Ero Copper Files Technical Report for the Xavantina Operations VANCOUVER, British Columbia, May 12, 2023 (GLOBE NEWSWIRE) - Ero Copper Corp. (TSX: ERO, NYSE: ERO) ("Ero" or the “Company”) is pleased to announce the filing of its Technical Report for the Xavantina Operations related to the increase in mineral reserves and mineral resources and extension of mine life as previously annou

May 16, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of May 2023 Commission File Number: 001-40459

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of May 2023 Commission File Number: 001-40459 Ero Copper Corp. (Translation of registrant's name into English) 625 Howe Street, Suite 1050 Vancouver, British Columbia V6C 2T6 (Address of principal

May 8, 2023 EX-99.1

MANAGEMENT’S DISCUSSION AND ANALYSIS FOR THE THREE MONTHS ENDED MARCH 31, 2023

MANAGEMENT’S DISCUSSION AND ANALYSIS FOR THE THREE MONTHS ENDED MARCH 31, 2023 1050 – 625 Howe Street, Vancouver, B.

May 8, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of May 2023 Commission File Number 001-40459 E

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of May 2023 Commission File Number 001-40459 ERO COPPER CORP. (Translation of registrant's name into English) 625 Howe Street, Suite 1050 Vancouver, British Columbia V6C 2T6 Canada (Address of pri

May 8, 2023 EX-99.2

CONDENSED CONSOLIDATED INTERIM FINANCIAL STATEMENTS FOR THE THREE MONTHS ENDED MARCH 31, 2023 AND 2022

EX-99.2 3 erocopper-fsx2023q1.htm EX-99.2 CONDENSED CONSOLIDATED INTERIM FINANCIAL STATEMENTS FOR THE THREE MONTHS ENDED MARCH 31, 2023 AND 2022 Ero Copper Corp. Table of Contents CONSOLIDATED FINANCIAL STATEMENTS Condensed Consolidated Statements of Financial Position 1 Condensed Consolidated Statements of Operations and Comprehensive Income 2 Condensed Consolidated Statements of Cash Flow 3 Cond

May 8, 2023 EX-99.3

Ero Copper Reports First Quarter 2023 Operating and Financial Results (all amounts in US dollars, unless otherwise noted)

EX-99.3 4 erocopper-pressreleasex202.htm EX-99.3 TSX: ERO NYSE: ERO May 8, 2023 Ero Copper Reports First Quarter 2023 Operating and Financial Results (all amounts in US dollars, unless otherwise noted) Vancouver, British Columbia – Ero Copper Corp. (TSX: ERO, NYSE: ERO) (“Ero” or the “Company”) is pleased to announce its operating and financial results for the three months ended March 31, 2023. Ma

April 27, 2023 EX-99.1

Ero Copper Announces Voting Results of Annual General and Special Meeting of Shareholders

EXHIBIT 99.1 Ero Copper Announces Voting Results of Annual General and Special Meeting of Shareholders VANCOUVER, British Columbia, April 26, 2023 (GLOBE NEWSWIRE) - Ero Copper Corp. (TSX: ERO, NYSE: ERO) ("Ero" or the “Company”) reported the voting results from its Annual General and Special Meeting of Shareholders held today in Vancouver, British Columbia. A total of 82,182,553 common shares wer

April 27, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of April 2023 Commission File Number: 001-4045

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of April 2023 Commission File Number: 001-40459 Ero Copper Corp. (Translation of registrant's name into English) 625 Howe Street, Suite 1050 Vancouver, British Columbia V6C 2T6 (Address of princip

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