GATO / Gatos Silver, Inc. - Pengajuan SECLaporan Tahunan, Pernyataan Proksi

Gatos Silver, Inc.
US ˙ NYSE ˙ US3680361090
HINDI NA ACTIVE ANG SIMBONG ITO

Mga Batayang Estadistika
CIK 1517006
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 Gatos Silver, Inc.
SEC Filings (Chronological Order)
Halaman ini menyediakan daftar lengkap dan kronologis dari Pengajuan SEC, tidak termasuk pengajuan kepemilikan yang kami sediakan di tempat lain.
January 27, 2025 15-12G

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 15 CERTIFICATION AND NOTICE OF TERMINATION OF REGISTRATION UNDER SECTION 12(g) OF THE SECURITIES EXCHANGE ACT OF 1934 OR SUSPENSION OF DUTY TO FILE REPORTS UNDER SECTIONS 13 AND 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934. Commission File Number 001-39649 GATOS SILVER, INC. (Exact name of registrant as specified in its c

January 16, 2025 S-8 POS

As filed with the Securities and Exchange Commission on January 16, 2025

As filed with the Securities and Exchange Commission on January 16, 2025 Registration No.

January 16, 2025 EX-99.25

EX-99.25

NOTIFICATION OF THE REMOVAL FROM LISTING AND REGISTRATION OF THE STATED SECURITIES The New York Stock Exchange hereby notifies the SEC of its intention to remove the entire class of the stated securities from listing and registration on the Exchange at the opening of business on January 27, 2025, pursuant to the provisions of Rule 12d2-2 (a).

January 16, 2025 8-K

Changes in Control of Registrant, Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year, Termination of a Material Definitive Agreement, Material Modification to Rights of Security Holders, Notice of Delisting or Failure to Satisfy a Continued Listing Rule or Standard; Transfer of Listing, Completion of Acquisition or Disposition of Assets

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): January 16, 2025 GATOS SILVER, INC. (Exact name of registrant as specified in its charter) Delaware 001-39649 27-2654848 (State or other jurisdiction of incorporation) (Commission Fil

January 16, 2025 RW

January 16, 2025

January 16, 2025 Via Edgar United States Securities and Exchange Commission Division of Corporation Finance 100 F Street, N.

January 16, 2025 EX-3.2

GATOS SILVER, INC. AMENDED AND RESTATED BYLAWS JANUARY 16, 2025

Exhibit 3.2 GATOS SILVER, INC. AMENDED AND RESTATED BYLAWS JANUARY 16, 2025 Table of Contents Page Preamble 1 Article 1. Stockholders’ Meetings 1 1.1 Place of Meetings 1 1.2 Annual Meeting 1 1.3 Special Meetings 1 1.4 Remote Communications 1 1.5 Notice of Meetings 1 1.6 Quorum 2 1.7 Adjournment of Meetings 2 1.8 Voting List 2 1.9 Vote Required 3 1.10 Chairperson; Secretary 3 1.11 Rules of Conduct

January 16, 2025 EX-3.1

AMENDED AND RESTATED CERTIFICATE OF INCORPORATION GATOS SILVER, INC.

Exhibit 3.1 AMENDED AND RESTATED CERTIFICATE OF INCORPORATION OF GATOS SILVER, INC. 1. Name. The name of the corporation is Gatos Silver, Inc. 2. Registered Office and Registered Agent. The address of the registered office of the corporation in Delaware is c/o Registered Agent Solutions, Inc., 838 Walker Road, Suite 21-2, Dover, County of Kent, Delaware 19904, and the name of its registered agent

January 16, 2025 S-8 POS

As filed with the Securities and Exchange Commission on January 16, 2025

As filed with the Securities and Exchange Commission on January 16, 2025 Registration No.

January 15, 2025 8-K

Current Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): January 14, 2025 GATOS SILVER, INC. (Exact name of registrant as specified in its charter) Delaware 001-39649 27-2654848 (State or other jurisdiction of incorporation) (Commission Fil

January 15, 2025 EX-99.1

GATOS SILVER REPORTS STOCKHOLDER APPROVAL OF MERGER WITH FIRST MAJESTIC

Exhibit 99.1 925 W Georgia St, Suite 910 Vancouver, British Columbia V6C 3L2 (604) 424-0984 www.gatossilver.com GATOS SILVER REPORTS STOCKHOLDER APPROVAL OF MERGER WITH FIRST MAJESTIC Vancouver, BC – January 14, 2025 - Gatos Silver, Inc. (NYSE:GATO) (TSX:GATO) (“Gatos Silver” or the “Company”) today announced that Gatos Silver’s stockholders have voted to adopt the proposal related to the previous

January 15, 2025 8-K/A

Current Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K/A CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): January 14, 2025 GATOS SILVER, INC. (Exact name of registrant as specified in its charter) Delaware 001-39649 27-2654848 (State or other jurisdiction of incorporation) (Commission F

January 7, 2025 8-K

Current Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): January 7, 2025 GATOS SILVER, INC. (Exact name of registrant as specified in its charter) Delaware 001-39649 27-2654848 (State or other jurisdiction of incorporation) (Commission File

January 7, 2025 DEFA14A

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☒ Filed by a party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☐ Defin

December 20, 2024 EX-10.1

AMENDED AND RESTATED JOINT VENTURE AGREEMENT GATOS SILVER, INC. DOWA METALS & MINING CO., LTD. OPERACIONES SAN JOSÉ DE PLATA, S. DE R.L. DE C.V MINERA PLATA REAL, S. DE R.L. DE C.V. DATED AS OF DECEMBER 19, 2024

Exhibit 10.1 AMENDED AND RESTATED JOINT VENTURE AGREEMENT AMONG GATOS SILVER, INC. AND DOWA METALS & MINING CO., LTD. AND OPERACIONES SAN JOSÉ DE PLATA, S. DE R.L. DE C.V AND MINERA PLATA REAL, S. DE R.L. DE C.V. DATED AS OF DECEMBER 19, 2024 TABLE OF CONTENTS Page ARTICLE 1 – DEFINITIONS 2 1.1 Definitions 2 1.2 Exhibits 12 1.3 Rules of Interpretation 12 ARTICLE 2 – SCOPE AND NATURE OF PARTNER REL

December 20, 2024 EX-10.3

AMENDED AND RESTATED SERVICES AGREEMENT

Exhibit 10.3 AMENDED AND RESTATED SERVICES AGREEMENT THIS AMENDED AND RESTATED SERVICES AGREEMENT (this “Agreement”) is made on December 19, 2024 (“Signature Date”) with effect as of January 1, 2025 (the “Effective Date”) by and among GATOS SILVER, INC. (formerly, Sunshine Silver Mining & Refining Corporation), a company governed by the laws of the State of Delaware (“GSI”), OPERACIONES SAN JOSÉ D

December 20, 2024 EX-99.4

UNAUDITED PRO FORMA CONDENSED COMBINED FINANCIAL INFORMATION

Exhibit 99.4 UNAUDITED PRO FORMA CONDENSED COMBINED FINANCIAL INFORMATION The following unaudited pro forma condensed combined financial information (the “unaudited pro forma financial information”) has been prepared based on the historical audited and unaudited consolidated financial statements of First Majestic Silver Corp. (“First Majestic” or the “Company”) and Gatos Silver Inc. (“Gatos”), as

December 20, 2024 EX-99.1

GATOS SILVER AMENDS JOINT VENTURE AGREEMENTS WITH DOWA TO OBTAIN ENHANCED MANAGEMENT RIGHTS AND ANNOUNCES FINANCIAL STATEMENT CONSOLIDATION

Exhibit 99.1 925 W Georgia St, Suite 910 Vancouver, British Columbia V6C 3L2 (604) 424-0984 www.gatossilver.com GATOS SILVER AMENDS JOINT VENTURE AGREEMENTS WITH DOWA TO OBTAIN ENHANCED MANAGEMENT RIGHTS AND ANNOUNCES FINANCIAL STATEMENT CONSOLIDATION Vancouver, BC — December 19, 2024 — Gatos Silver, Inc. (NYSE/TSX: GATO) (“Gatos Silver” or the “Company”) today announced that it has entered into a

December 20, 2024 EX-10.2

AMENDED AND RESTATED OFFTAKE AGREEMENT

Exhibit 10.2 CERTAIN INFORMATION IN THIS EXHIBIT HAS BEEN REDACTED BECAUSE IT IS BOTH (I) NOT MATERIAL AND (II) INFORMATION THAT THE REGISTRANT TREATS AS PRIVATE OR CONFIDENTIAL. [***] INDICATES THAT INFORMATION HAS BEEN REDACTED. AMENDED AND RESTATED OFFTAKE AGREEMENT This AMENDED AND RESTATED OFFTAKE AGREEMENT (this “Agreement”) is made on December 19, 2024 (the “Signature Date”) with effect as

December 20, 2024 DEFA14A

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☒ Filed by a party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☐ Defin

December 20, 2024 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): December 19, 2024 GATOS SILVER, I

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): December 19, 2024 GATOS SILVER, INC. (Exact name of registrant as specified in its charter) Delaware 001-39649 27-2654848 (State or other jurisdiction of incorporation) (Commission Fi

December 20, 2024 EX-99.1

GATOS SILVER AMENDS JOINT VENTURE AGREEMENTS WITH DOWA TO OBTAIN ENHANCED MANAGEMENT RIGHTS AND ANNOUNCES FINANCIAL STATEMENT CONSOLIDATION

Exhibit 99.1 925 W Georgia St, Suite 910 Vancouver, British Columbia V6C 3L2 (604) 424-0984 www.gatossilver.com GATOS SILVER AMENDS JOINT VENTURE AGREEMENTS WITH DOWA TO OBTAIN ENHANCED MANAGEMENT RIGHTS AND ANNOUNCES FINANCIAL STATEMENT CONSOLIDATION Vancouver, BC — December 19, 2024 — Gatos Silver, Inc. (NYSE/TSX: GATO) (“Gatos Silver” or the “Company”) today announced that it has entered into a

December 20, 2024 EX-99.4

UNAUDITED PRO FORMA CONDENSED COMBINED FINANCIAL INFORMATION

Exhibit 99.4 UNAUDITED PRO FORMA CONDENSED COMBINED FINANCIAL INFORMATION The following unaudited pro forma condensed combined financial information (the “unaudited pro forma financial information”) has been prepared based on the historical audited and unaudited consolidated financial statements of First Majestic Silver Corp. (“First Majestic” or the “Company”) and Gatos Silver Inc. (“Gatos”), as

December 20, 2024 425

New York - AG December 19, 2024 Toronto - AG Frankfurt - FMV First Majestic Provides Update Regarding Gatos Silver’s Joint Venture with Dowa Metals & Mining Co., Ltd.

Filed by First Majestic Silver Corp. Pursuant to Rule 425 under the Securities Act of 1933 and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934 Subject Company: Gatos Silver, Inc. (Commission File No. 001-39649) NEWS RELEASE New York - AG December 19, 2024 Toronto - AG Frankfurt - FMV First Majestic Provides Update Regarding Gatos Silver’s Joint Venture with Dowa Meta

December 13, 2024 DEFA14A

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☒ Filed by a party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☐ Defin

December 13, 2024 8-K

Current Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): December 13, 2024 GATOS SILVER, INC. (Exact name of registrant as specified in its charter) Delaware 001-39649 27-2654848 (State or other jurisdiction of incorporation) (Commission Fi

December 11, 2024 425

New York - AG December 10, 2024 Toronto - AG Frankfurt - FMV First Majestic Announces Mailing of Materials for Special Meeting

425 Filed by First Majestic Silver Corp. Pursuant to Rule 425 under the Securities Act of 1933 and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934 Subject Company: Gatos Silver, Inc. (Commission File No. 001-39649) NEWS RELEASE New York - AG December 10, 2024 Toronto - AG Frankfurt - FMV First Majestic Announces Mailing of Materials for Special Meeting Vancouver, BC,

December 4, 2024 DEFA14A

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No.  ) Filed by the Registrant ☒ Filed by a party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☐ Defi

December 4, 2024 425

New York - AG December 3, 2024 Toronto - AG Frankfurt - FMV First Majestic Announces Effectiveness of Registration Statement on Form F-4 and Record & Meeting Dates of Special Meeting for Gatos Silver Acquisition

Filed by First Majestic Silver Corp. Pursuant to Rule 425 under the Securities Act of 1933 and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934 Subject Company: Gatos Silver, Inc. (Commission File No. 001-39649) NEWS RELEASE New York - AG December 3, 2024 Toronto - AG Frankfurt - FMV First Majestic Announces Effectiveness of Registration Statement on Form F-4 and Reco

December 3, 2024 DEFM14A

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☒ Filed by a party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☒ Defin

November 14, 2024 425

Filed by First Majestic Silver Corp. Pursuant to Rule 425 under the Securities Act of 1933 and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934 Subject Company: Gatos Silver, Inc. (Commission File No. 001-39649) 121 Mini

Filed by First Majestic Silver Corp. Pursuant to Rule 425 under the Securities Act of 1933 and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934 Subject Company: Gatos Silver, Inc. (Commission File No. 001-39649) 121 Mining Investment a Corporate Update November 14, 2024 TSX | AG NYSE | AG FSE | FMV CAUTIONARY DISCLAIMER Certain statements contained herein regarding Fi

November 14, 2024 SC 13G/A

GATO / Gatos Silver, Inc. / SPROTT INC. Passive Investment

SC 13G/A 1 d1152953713g-a.htm UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 1)* GATOS SILVER, INC. (Name of Issuer) Common Stock, par value $0.001 per share (Title of Class of Securities) 368036109 (CUSIP Number) September 30, 2024 (Date of Event Which Requires Filing of this Statement) Check the appropri

November 12, 2024 EX-99.1

GATOS SILVER REPORTS THIRD QUARTER 2024 RESULTS INCLUDING A 200% INCREASE IN EARNINGS PER SHARE

Exhibit 99.1 925 W Georgia St, Suite 910 Vancouver, British Columbia V6C 3L2 (604) 424-0984 www.gatossilver.com GATOS SILVER REPORTS THIRD QUARTER 2024 RESULTS INCLUDING A 200% INCREASE IN EARNINGS PER SHARE Vancouver, BC — November 11, 2024 — Gatos Silver, Inc. (NYSE/TSX: GATO) (“Gatos Silver” or the “Company”) today announced its third quarter of 2024 financial and operating results including ea

November 12, 2024 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): November 11, 2024 GATOS SILVER, INC. (Exact name of registrant as specified in its charter) Delaware (State or other jurisdiction of incorporation) 001-39649 (Commission File Number)

November 12, 2024 10-Q

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

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2024 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 001-3964

November 8, 2024 SC 13G/A

GATO / Gatos Silver, Inc. / Condire Management, LP - SC 13G/A Passive Investment

SC 13G/A 1 tm2427600d1sc13ga.htm SC 13G/A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 1)* GATOS SILVER, INC. (Name of Issuer) Common Stock, par value $0.001 (Title of Class of Securities) 368036109 (CUSIP Number) September 30, 2024 (Date of Event which Requires Filing of this Statement) Check the appr

October 23, 2024 425

Filed by First Majestic Silver Corp. Pursuant to Rule 425 under the Securities Act of 1933 and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934 Subject Company: Gatos Silver, Inc. (Commission File No. 001-39649) Corporat

425 Filed by First Majestic Silver Corp. Pursuant to Rule 425 under the Securities Act of 1933 and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934 Subject Company: Gatos Silver, Inc. (Commission File No. 001-39649) Corporate Presentation October 2024 TSX | AG NYSE | AG FSE | FMV CAUTIONARY DISCLAIMER Certain statements contained herein regarding First Majestic Silver

October 22, 2024 8-K

Financial Statements and Exhibits, Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): October 22, 2024 GATOS SILVER, INC. (Exact name of registrant as specified in its charter) Delaware (State or other jurisdiction of incorporation) 001-39649 (Commission File Number) 2

October 22, 2024 EX-23.8

Consent of Ronald Turner

Exhibit 23.8 Ronald Turner Golder Associates S.A. Magdalena 181, 3rd Floor Santiago, Chile CONSENT OF QUALIFIED PERSON I, Ronald Turner, state that I am a qualified person responsible for preparing or supervising the preparation of part of the Technical Report Summary titled Mineral Resource and Mineral Reserve Update Los Gatos Joint Venture, State of Chihuahua, Mexico, dated October 22, 2024, wit

October 22, 2024 EX-96.1

Los Gatos Joint Venture, Chihuahua, Mexico, dated October 22, 2024

Exhibit 96.1 Mineral Resource and Mineral Reserve Update Los Gatos Joint Venture, Chihuahua, Mexico Submitted by: Gatos Silver, Inc. 925 West Georgia Street, Suite 910 Vancouver, BC Canada V6C 3L2 Prepared by: Stephan Blaho, P. Eng., PEO Dawn Garcia, CPG, AIPG Adam Johnston, FAusIMM CP (Met) Ibrahim Karajeh, PEO, P. Eng. William Richard McBride, P. Eng. Mathew Oommen, MAusIMM, Registered Member SM

October 22, 2024 EX-23.7

Consent of Matthew Oommen

Exhibit 23.7 Mathew P. Oommen WSP USA Inc. 701 Emerson Road – Suite 250 Creve Coeur, MO 63141 CONSENT OF QUALIFIED PERSON I, Mathew P. Oommen, state that I am a qualified person responsible for preparing or supervising the preparation of part of the Technical Report Summary titled Mineral Resource and Mineral Reserve Update Los Gatos Joint Venture, State of Chihuahua, Mexico, dated October 22, 202

October 11, 2024 8-K

Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): September 25, 2024 GATOS SILVER, INC. (Exact name of registrant as specified in its charter) Delaware 001-39649 27-2654848 (State or other jurisdiction of incorporation) (Commission F

October 10, 2024 EX-99.1

GATOS SILVER REPORTS 11% INCREASE IN Q3 2024 SILVER EQUIVALENT PRODUCTION AND IMPROVED GUIDANCE

Exhibit 99.1 925 W Georgia St, Suite 910 Vancouver, British Columbia V6C 3L2 (604) 424-0984 www.gatossilver.com GATOS SILVER REPORTS 11% INCREASE IN Q3 2024 SILVER EQUIVALENT PRODUCTION AND IMPROVED GUIDANCE Vancouver, BC — October 9, 2024 — Gatos Silver, Inc. (NYSE/TSX: GATO) (“Gatos Silver” or the “Company”) today announced production results for the quarter and nine months ended September 30, 2

October 10, 2024 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): October 9, 2024 GATOS SILVER, INC. (Exact name of registrant as specified in its charter) Delaware (State or other jurisdiction of incorporation) 001-39649 (Commission File Number) 27

September 25, 2024 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): September 25, 2024 GATOS SILVER, INC. (Exact name of registrant as specified in its charter) Delaware (State or other jurisdiction of incorporation) 001-39649 (Commission File Number)

September 25, 2024 EX-99.1

GATOS SILVER PROVIDES UPDATED CERRO LOS GATOS MINERAL RESERVE, MINERAL RESOURCE, AND LIFE OF MINE PLAN · Mine Life Extended to the End of 2032 with 36% Increase in Total Silver Equivalent Production · Strong Free Cash Flows Throughout the Updated Lif

Exhibit 99.1 925 W Georgia St, Suite 910 Vancouver, British Columbia V6C 3L2 (604) 424-0984 www.gatossilver.com GATOS SILVER PROVIDES UPDATED CERRO LOS GATOS MINERAL RESERVE, MINERAL RESOURCE, AND LIFE OF MINE PLAN · Mine Life Extended to the End of 2032 with 36% Increase in Total Silver Equivalent Production · Strong Free Cash Flows Throughout the Updated Life of Mine · Numerous Opportunities Ava

September 17, 2024 425

Filed by First Majestic Silver Corp. Pursuant to Rule 425 under the Securities Act of 1933 and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934 Subject Company: Gatos Silver,Inc. (Commission File No. 001-39649) Corporate

Filed by First Majestic Silver Corp. Pursuant to Rule 425 under the Securities Act of 1933 and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934 Subject Company: Gatos Silver,Inc. (Commission File No. 001-39649) Corporate Presentation September 2024 TSX | AG NYSE | AG FSE | FMV CAUTIONARY DISCLAIMER Certain statements contained herein regarding First Majestic Silver Co

September 17, 2024 425

Filed by First Majestic Silver Corp. Pursuant to Rule 425 under the Securities Act of 1933 and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934 Subject Company: Gatos Silver, Inc. (Commission File No. 001-39649) Corporat

Filed by First Majestic Silver Corp. Pursuant to Rule 425 under the Securities Act of 1933 and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934 Subject Company: Gatos Silver, Inc. (Commission File No. 001-39649) Corporate Presentation September 2024 TSX | AG NYSE | AG FSE | FMV CAUTIONARY DISCLAIMER Certain statements contained herein regarding First Majestic Silver C

September 17, 2024 425

Transaction highlights Consolidates three world-class, producing silver mining districts in Mexico under one banner Cerro Los Gatos, San Dimas and Santa Elena collectively provide the foundational cornerstones of a diversified, intermediate primary s

Transaction highlights Consolidates three world-class, producing silver mining districts in Mexico under one banner Cerro Los Gatos, San Dimas and Santa Elena collectively provide the foundational cornerstones of a diversified, intermediate primary silver producer 1 Enhances production profile with strong margins Combined annual production of 30-32 Moz AgEq, including 15-16 Moz Ag at all-in sustaining costs of US$18.

September 10, 2024 8-K

Financial Statements and Exhibits, Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): September 10, 2024 GATOS SILVER, INC. (Exact name of registrant as specified in its charter) Delaware (State or other jurisdiction of incorporation) 001-39649 (Commission File Number)

September 10, 2024 EX-99.1

Transformative Combination with First Majestic Silver Corporate Presentation September 2024 NYSE/TSX: GATO 4 Consolidates three world-class, producing silver mining districts in Mexico under one banner Cerro Los Gatos, San Dimas and Santa Elena colle

Exhibit 99.1 Transformative Combination with First Majestic Silver Corporate Presentation September 2024 NYSE/TSX: GATO Disclaimer 2 Cautionary Note Regarding Forward-Looking Statements Certain statements contained herein regarding Gatos Silver Inc. (“Gatos” or the “Company”) and First Majestic Silver Corp. (“First Majestic”) and their respective operations constitute “forward-looking statements”

September 10, 2024 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): September 10, 2024 GATOS SILVER,

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): September 10, 2024 GATOS SILVER, INC. (Exact name of registrant as specified in its charter) Delaware (State or other jurisdiction of incorporation) 001-39649 (Commission File Number)

September 10, 2024 EX-99.1

Transformative Combination with First Majestic Silver Corporate Presentation September 2024 NYSE/TSX: GATO 4 Consolidates three world-class, producing silver mining districts in Mexico under one banner Cerro Los Gatos, San Dimas and Santa Elena colle

Exhibit 99.1 Transformative Combination with First Majestic Silver Corporate Presentation September 2024 NYSE/TSX: GATO Disclaimer 2 Cautionary Note Regarding Forward-Looking Statements Certain statements contained herein regarding Gatos Silver Inc. (“Gatos” or the “Company”) and First Majestic Silver Corp. (“First Majestic”) and their respective operations constitute “forward-looking statements”

September 6, 2024 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): September 5, 2024 GATOS SILVER, I

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): September 5, 2024 GATOS SILVER, INC. (Exact name of registrant as specified in its charter) Delaware 001-39649 27-2654848 (State or other jurisdiction of incorporation) (Commission Fi

September 6, 2024 EX-10.1

VOTING AND SUPPORT AGREEMENT

Exhibit 10.1 Execution Version VOTING AND SUPPORT AGREEMENT This VOTING AND SUPPORT AGREEMENT, dated as of September 5, 2024 (this “Agreement”), is made and entered into by and among First Majestic Silver Corp., a British Columbia company (together with its successors and permitted assigns, “First Majestic”), Ocelot Transaction Corporation, a Delaware corporation and a wholly owned subsidiary of F

September 6, 2024 EX-10.2

VOTING AND SUPPORT AGREEMENT

Exhibit 10.2 Execution Version VOTING AND SUPPORT AGREEMENT This VOTING AND SUPPORT AGREEMENT, dated as of September 5, 2024 (this “Agreement”), is made and entered into by and among First Majestic Silver Corp., a British Columbia company (together with its successors and permitted assigns, “First Majestic”), Ocelot Transaction Corporation (“Merger Sub”), a Delaware corporation and each of the par

September 6, 2024 425

Filed by First Majestic Silver Corp.

Filed by First Majestic Silver Corp. Pursuant to Rule 425 under the Securities Act of 1933 and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934 Subject Company: Gatos Silver, Inc. (Commission File No. 001-39649) First Majestic Silver Corp. (TSX:AG) Gatos Silver, Inc. (NYSE:GATO) M&A Call – Creating the Leading Intermediate Silver Producer Thursday, September 5, 2024 8

September 6, 2024 EX-10.2

VOTING AND SUPPORT AGREEMENT

Exhibit 10.2 Execution Version VOTING AND SUPPORT AGREEMENT This VOTING AND SUPPORT AGREEMENT, dated as of September 5, 2024 (this “Agreement”), is made and entered into by and among First Majestic Silver Corp., a British Columbia company (together with its successors and permitted assigns, “First Majestic”), Ocelot Transaction Corporation (“Merger Sub”), a Delaware corporation and each of the par

September 6, 2024 EX-10.1

VOTING AND SUPPORT AGREEMENT

Exhibit 10.1 Execution Version VOTING AND SUPPORT AGREEMENT This VOTING AND SUPPORT AGREEMENT, dated as of September 5, 2024 (this “Agreement”), is made and entered into by and among First Majestic Silver Corp., a British Columbia company (together with its successors and permitted assigns, “First Majestic”), Ocelot Transaction Corporation, a Delaware corporation and a wholly owned subsidiary of F

September 6, 2024 EX-2.1

Dated September 5, 2024 Agreement and Plan of Merger by and among First Majestic Silver Corp. Ocelot Transaction Corporation Gatos Silver, Inc.

Exhibit 2.1 Execution Version Dated September 5, 2024 Agreement and Plan of Merger by and among First Majestic Silver Corp. Ocelot Transaction Corporation and Gatos Silver, Inc. Table of Contents Page Article I THE MERGER; CERTAIN GOVERNANCE MATTERS 2 Section 1.01 Certain Definitions 2 Section 1.02 The Merger 17 Section 1.03 Closing 17 Section 1.04 Effective Time 17 Section 1.05 Governing Document

September 6, 2024 EX-2.1

Dated September 5, 2024 Agreement and Plan of Merger by and among First Majestic Silver Corp. Ocelot Transaction Corporation Gatos Silver, Inc.

Exhibit 2.1 Execution Version Dated September 5, 2024 Agreement and Plan of Merger by and among First Majestic Silver Corp. Ocelot Transaction Corporation and Gatos Silver, Inc. Table of Contents Page Article I THE MERGER; CERTAIN GOVERNANCE MATTERS 2 Section 1.01 Certain Definitions 2 Section 1.02 The Merger 17 Section 1.03 Closing 17 Section 1.04 Effective Time 17 Section 1.05 Governing Document

September 6, 2024 8-K

Entry into a Material Definitive Agreement, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): September 5, 2024 GATOS SILVER, INC. (Exact name of registrant as specified in its charter) Delaware 001-39649 27-2654848 (State or other jurisdiction of incorporation) (Commission Fi

September 5, 2024 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): September 5, 2024 GATOS SILVER, I

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): September 5, 2024 GATOS SILVER, INC. (Exact name of registrant as specified in its charter) Delaware 001-39649 27-2654848 (State or other jurisdiction of incorporation) (Commission Fi

September 5, 2024 EX-99.3

First Majestic Silver Corp. (TSX:AG)

Exhibit 99.3 First Majestic Silver Corp. (TSX:AG) Gatos Silver, Inc. (NYSE:GATO) M&A Call – Creating the Leading Intermediate Silver Producer Thursday, September 5, 2024 8:00 AM PDT Call Participants Dale E. Andres CEO & Director Gatos Silver, Inc. Keith N. Neumeyer President & CEO First Majestic Silver Corp. Samir Patel General Counsel & Corporate Secretary First Majestic Silver Corp. Operator Th

September 5, 2024 EX-99.2

September 2024 Creating the Leading Intermediate PRIMARY Silver Producer DISCLAIMER 2 Important Information for Investors and Shareholders about the Transaction and Where to Find It This presentation is not intended to and does not constitute an offe

Exhibit 99.2 September 2024 Creating the Leading Intermediate PRIMARY Silver Producer DISCLAIMER 1 Forward Looking Statements Certain statements contained herein regarding First Majestic Silver Corp. (“First Majestic” or the “Company”) and Gatos Silver Inc. (“Gatos”) and their respective operations constitute “forward-looking statements” within the meaning of Section 27A of the Securities Act of 1

September 5, 2024 425

First Majestic Announces Agreement to Acquire Gatos Silver

Filed by First Majestic Silver Corp. Pursuant to Rule 425 under the Securities Act of 1933 and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934 Subject Company: Gatos Silver, Inc. (Commission File No. 001-39649) NEWS RELEASE September 5, 2024 First Majestic Announces Agreement to Acquire Gatos Silver Vancouver, BC, Canada - First Majestic Silver Corp. (NYSE:AG) (TSX:A

September 5, 2024 425

September 2024 Creating the Leading Intermediate PRIMARY Silver Producer Filed by First Majestic Silver Corp. Pursuant to Rule 425 under the Securities Act of 1933 and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934 Sub

September 2024 Creating the Leading Intermediate PRIMARY Silver Producer Filed by First Majestic Silver Corp.

September 5, 2024 EX-99.1

First Majestic Announces Agreement to Acquire Gatos Silver

Exhibit 99.1 NEWS RELEASE September 5, 2024 First Majestic Announces Agreement to Acquire Gatos Silver Vancouver, BC, Canada - First Majestic Silver Corp. (NYSE:AG) (TSX:AG) (FSE:FMV) (“First Majestic”) and Gatos Silver, Inc. (“Gatos”) (NYSE:GATO) (TSX:GATO) are pleased to announce they have entered into a definitive merger agreement (the “Definitive Agreement”) pursuant to which First Majestic wi

September 5, 2024 8-K

Financial Statements and Exhibits, Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): September 5, 2024 GATOS SILVER, INC. (Exact name of registrant as specified in its charter) Delaware 001-39649 27-2654848 (State or other jurisdiction of incorporation) (Commission Fi

August 6, 2024 EX-99.1

GATOS SILVER REPORTS SECOND QUARTER 2024 RESULTS

Exhibit 99.1 925 W Georgia St, Suite 910 Vancouver, British Columbia V6C 3L2 (604) 424-0984 www.gatossilver.com GATOS SILVER REPORTS SECOND QUARTER 2024 RESULTS Vancouver, BC — August 6, 2024 — Gatos Silver, Inc. (NYSE/TSX: GATO) (“Gatos Silver” or the “Company”) today announced its second quarter 2024 financial and operating results. The Company will host an investor and analyst call on August 7,

August 6, 2024 10-Q

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

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2024 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 001-39649 GAT

August 6, 2024 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 6, 2024 GATOS SILVER, INC. (Exact name of registrant as specified in its charter) Delaware (State or other jurisdiction of incorporation) 001-39649 (Commission File Number) 27-

July 10, 2024 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): July 9, 2024 GATOS SILVER, INC. (

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): July 9, 2024 GATOS SILVER, INC. (Exact name of registrant as specified in its charter) Delaware (State or other jurisdiction of incorporation) 001-39649 (Commission File Number) 27-26

July 10, 2024 EX-99.1

GATOS SILVER REPORTS Q2 2024 PRODUCTION RESULTS WITH RECORD MILL THROUGHPUT AND ZINC PRODUCTION

Exhibit 99.1 925 W Georgia St, Suite 910 Vancouver, British Columbia V6C 3L2 (604) 424-0984 www.gatossilver.com GATOS SILVER REPORTS Q2 2024 PRODUCTION RESULTS WITH RECORD MILL THROUGHPUT AND ZINC PRODUCTION Vancouver, British Columbia, July 9, 2024 — Gatos Silver, Inc. (NYSE/TSX: GATO) (“Gatos Silver” or the “Company”) today announced production results for the quarter and six months ended June 3

June 21, 2024 CORRESP

Appendix A

+1 212 450 4000 davispolk.com Davis Polk & Wardwell llp 450 Lexington Avenue New York, NY 10017 June 21, 2024 Re: Gatos Silver, Inc. Form 10-K for the Fiscal Year Ended December 31, 2023 February 21, 2024 File No. 001-39649 U.S. Securities and Exchange Commission Division of Corporation Finance 100 F Street, N.E. Washington, D.C. 20549 Attention: John Coleman Joanna Lam Craig Arakawa Ladies and Ge

June 10, 2024 8-K

Submission of Matters to a Vote of Security Holders

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): June 6, 2024 GATOS SILVER, INC. (Exact name of registrant as specified in its charter) Delaware (State or other jurisdiction of incorporation) 001-39649 (Commission File Number) 27-26

June 4, 2024 EX-99.1

JOINT FILING AGREEMENT

EX-99.1 EXHIBIT 99.1 JOINT FILING AGREEMENT In accordance with Rule 13d-1(k)(1) promulgated under the Securities Exchange Act of 1934, the undersigned agree to the joint filing of a Statement on Schedule 13G (including any and all amendments thereto) with respect to the common shares of GATOS SILVER, INC. and further agree to the filing of this agreement as an Exhibit thereto. In addition, each pa

June 4, 2024 SC 13G

GATO / Gatos Silver, Inc. / Exor N.V. - SC 13G Passive Investment

SC 13G UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. )* GATOS SILVER, INC. (Name of Issuer) Common Stock, par value $0.001 per share (Title of Class of Securities) 368036109 (CUSIP Number) May 31, 2024 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rul

May 6, 2024 10-K/A

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

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

May 6, 2024 10-Q/A

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

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q/A (Amendment No. 1) ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2023 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission F

May 6, 2024 EX-99.1

GATOS SILVER REPORTS FIRST QUARTER 2024 RESULTS AND ANNOUNCES INVESTOR CALL

Exhibit 99.1 925 W Georgia St, Suite 910 Vancouver, British Columbia V6C 3L2 (604) 424-0984 www.gatossilver.com GATOS SILVER REPORTS FIRST QUARTER 2024 RESULTS AND ANNOUNCES INVESTOR CALL Vancouver, BC — May 6, 2024 — Gatos Silver, Inc. (NYSE/TSX: GATO) (“Gatos Silver” or the “Company”) today announced its first quarter 2024 financial and operating results. The Company will host an investor and an

May 6, 2024 8-K

Financial Statements and Exhibits, Non-Reliance on Previously Issued Financial Statements or a Related Audit Report or Completed Interim Review, Results of Operations and Financial Condition

8-K 1 a8-krestatement.htm 8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 6, 2024 GATOS SILVER, INC. (Exact name of registrant as specified in its charter) Delaware (State or other jurisdiction of incorporation) 001-39649 (

May 6, 2024 10-Q

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

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2024 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 001-39649 GA

April 25, 2024 DEF 14A

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☒ Filed by a party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☒ Defin

April 25, 2024 DEFA14A

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☒ Filed by a party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☐ Defin

April 10, 2024 EX-99.1

GATOS SILVER REPORTS Q1 2024 PRODUCTION RESULTS AT TOP END OF GUIDANCE

Exhibit 99.1 925 W Georgia St, Suite 910 Vancouver, British Columbia V6C 3L2 (604) 424-0984 www.gatossilver.com GATOS SILVER REPORTS Q1 2024 PRODUCTION RESULTS AT TOP END OF GUIDANCE Vancouver, British Columbia, April 9, 2024 — Gatos Silver, Inc. (NYSE/TSX: GATO) (“Gatos Silver” or the “Company”) today announced production results for the quarter ended March 31, 2024 at its 70%-owned Cerro Los Gat

April 10, 2024 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 9, 2024 GATOS SILVER, INC. (Exact name of registrant as specified in its charter) Delaware (State or other jurisdiction of incorporation) 001-39649 (Commission File Number) 27-2

February 21, 2024 10-K

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

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K ☑ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2023 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 001-39649 GATOS S

February 21, 2024 EX-10.4 1

Agreement dated July 28, 2023, between Ocean Partners USA. Inc. and Operaciones San Jose de Plata, S. de R.L. de C.V.

February 21, 2024 EX-10.6 1

Amended and Restated Long Term Incentive Plan (2023)

2023 GATOS SILVER, INC. AMENDED AND RESTATED LONG TERM INCENTIVE PLAN 1. Purpose. The purpose of the 2023 Gatos Silver, Inc. Amended and Restated Long Term Incentive Plan (the “Plan”) is to recognize the contributions made by Employees (as defined below), Consultants (as defined below) and Directors (as defined below) of Gatos Silver, Inc. (the “Company”) or a Subsidiary and to provide such person

February 21, 2024 EX-10.6 4

Form of Director DSU Award Agreement (2023)

DEFERRED STOCK UNIT AGREEMENT This Deferred Stock Unit Agreement (the “Agreement”) is made by and between GATOS SILVER, INC.

February 21, 2024 EX-99.1

GATOS SILVER REPORTS FOURTH QUARTER AND FULL YEAR 2023 RESULTS AND PROVIDES 2024 GUIDANCE

Exhibit 99.1 925 W Georgia St, Suite 910 Vancouver, British Columbia V6C 3L2 (604) 424-0984 www.gatossilver.com GATOS SILVER REPORTS FOURTH QUARTER AND FULL YEAR 2023 RESULTS AND PROVIDES 2024 GUIDANCE Vancouver, BC — February 20, 2024 — Gatos Silver, Inc. (NYSE/TSX: GATO) (“Gatos Silver” or the “Company”) today announced its fourth quarter and full year 2023 financial and operating results. The C

February 21, 2024 EX-10.5 1

Cerro Los Gatos Lead Concentrate Sales Agreement dated January 11, 2024 between Operaciones San Jose de Plata, S. de R.L. de C.V. and Metagri S.A. de C.V.

CONTRATO N° 697715-P (WER) notificaciones el ubicado en la Avenida Paseo de la Reforma número 115-2102, Colonia, Lomas de Chapultepec, Delegación Miguel Hidalgo, C.

February 21, 2024 EX-10.6 3

Form of Director Nonqualified Stock Option Agreement (2023)

1 NONQUALIFIED STOCK OPTION AGREEMENT- NON-EMPLOYEE DIRECTOR This Nonqualified Stock Option Agreement (the “Agreement”) is made by and between GATOS SILVER, INC.

February 21, 2024 EX-10.6 2

Form of Executive Nonqualified Stock Option Agreement (2023)

1 EXECUTIVE NONQUALIFIED STOCK OPTION AGREEMENT This Executive Nonqualified Stock Option Agreement (the “Agreement”) is made by and between GATOS SILVER, INC.

February 21, 2024 EX-97.1

Clawback Policy (approved by Board of Directors on November 02, 2023)

GATOS SILVER, INC. CLAWBACK POLICY The Board of Directors of Gatos Silver, Inc. (the “Board”) has determined that it is in the best interests of Gatos Silver, Inc. (the “Company”) and its shareholders to adopt this Clawback Policy (the “Policy”). In addition to any amounts that are to be recovered on behalf of the Company by the Securities and Exchange Commission pursuant to Section 304 of the Sar

February 21, 2024 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 21, 2024 GATOS SILVER, INC. (Exact name of registrant as specified in its charter) Delaware (State or other jurisdiction of incorporation) 001-39649 (Commission File Number)

February 21, 2024 EX-10.6 5

Form of Executive RSU Award Agreement (2023)

4884-9489-5994.3 1 EXECUTIVE RESTRICTED STOCK UNIT AGREEMENT This Executive Restricted Stock Unit Agreement (the “Agreement”) is made by and between GATOS SILVER, INC., a Delaware corporation (the “Company”), and [XX] (the “Grantee”) as of [XX]. Pursuant to the 2023 Gatos Silver, Inc. Amended and Restated Long Term Incentive Plan, as it may be further amended from time to time, (the “Plan”), the C

February 21, 2024 EX-10.4 3

Assignment, Assumption and Consent Agreement (Amendment No.2) between Dowa Metals and Mining, Operaciones, and Ocean Partners USA, Inc. dated July 28, 2023

February 21, 2024 EX-10.1 3

Amendment No. 9 to Partner Agreement dated October 24, 2023, among Minera Plata Real, S. de R.L. de C.V., Operaciones San Jose de Plata, S. de R.L. de C.V., Servicios San Jose de Plata, S. de R.L. de C.V., Gatos Silver Inc., (formerly, Sunshine Silver Mining & Refining Corporation) and Dowa Metals & Mining Co., Ltd.

EXECUTION VERSION AMENDMENT NO. 9 TO PARTNER AGREEMENT This Amendment No. 9 to Partner Agreement (this “Amendment”) is made and effective as of October 24, 2023 and amends the Unanimous Omnibus Partner Agreement (“Partner Agreement”) effective as of January 1, 2015, as previously amended, among MINERA PLATA REAL, S. DE R.L. DE C.V., a Mexico variable capital company (a “sociedad de responsabilidad

February 14, 2024 SC 13G

GATO / Gatos Silver, Inc. / SPROTT INC. Passive Investment

SC 13G 1 d1097785313g.htm UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No.)* GATOS SILVER, INC. (Name of Issuer) Common Shares (Title of Class of Securities) 368036109 (CUSIP Number) December 31, 2023 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule purs

February 14, 2024 SC 13G

GATO / Gatos Silver, Inc. / Condire Management, LP - SC 13G Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. )* GATOS SILVER, INC. (Name of Issuer) Common Stock, par value $0.001 (Title of Class of Securities) 368036109 (CUSIP Number) December 31, 2023 (Date of Event which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant t

January 9, 2024 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): January 9, 2024 GATOS SILVER, INC. (Exact name of registrant as specified in its charter) Delaware (State or other jurisdiction of incorporation) 001-39649 (Commission File Number) 27

January 9, 2024 EX-99.1

GATOS SILVER REPORTS 2023 SILVER PRODUCTION NEAR TOP END OF GUIDANCE

Exhibit 99.1 925 W Georgia St, Suite 910 Vancouver, British Columbia V6C 3L2 (604) 424-0984 www.gatossilver.com GATOS SILVER REPORTS 2023 SILVER PRODUCTION NEAR TOP END OF GUIDANCE Vancouver, BC — January 9, 2024 — Gatos Silver, Inc. (NYSE/TSX: GATO) (“Gatos Silver” or the “Company”) today announced production results for the quarter and year ended December 31, 2023 at its 70%-owned Cerro Los Gato

December 19, 2023 8-K

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): December 13, 2023 GATOS SILVER, INC. (Exact name of registrant as specified in its charter) Delaware 001-39649 27-2654848 (State or other jurisdiction of (Commission File Number) (I.R

December 19, 2023 EX-10.1

Second Amended and Restated Revolving Credit Facility, dated December 13, 2023, by and among Gatos Silver, Inc., certain subsidiaries of Gatos Silver, Inc. from time to time party thereto, Bank of Montreal, Chicago Branch, as administrative agent, BMO Capital Markets, as bookrunner and mandated lead arranger, and Bank of Montreal, Chicago Branch and certain financial institutions from time to time, as lenders

Exhibit 10.1 Execution Version SECOND AMENDED AND RESTATED REVOLVING CREDIT FACILITY Dated as of December 13, 2023 GATOS SILVER, INC. as Borrower CERTAIN SUBSIDIARIES OF THE BORROWER FROM TIME TO TIME PARTY HERETO, as Guarantors BANK OF MONTREAL, CHICAGO BRANCH as Administrative Agent BMO CAPITAL MARKETS as Bookrunner and Mandated Lead Arranger -and- BANK OF MONTREAL, CHICAGO BRANCH and certain fi

November 7, 2023 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): November 6, 2023 GATOS SILVER, INC. (Exact name of registrant as specified in its charter) Delaware (State or other jurisdiction of incorporation) 001-39649 (Commission File Number) 2

November 7, 2023 EX-99.1

GATOS SILVER REPORTS THIRD QUARTER 2023 FINANCIAL RESULTS AND INCREASES 2023 PRODUCTION GUIDANCE

Exhibit 99.1 925 W Georgia St, Suite 910 Vancouver, British Columbia V6C 3L2 (604) 424-0984 www.gatossilver.com GATOS SILVER REPORTS THIRD QUARTER 2023 FINANCIAL RESULTS AND INCREASES 2023 PRODUCTION GUIDANCE Vancouver, BC — November 6, 2023 — Gatos Silver, Inc. (NYSE/TSX: GATO) (“Gatos Silver” or the “Company”) today announced its third quarter 2023 financial and operating results. The Company wi

November 6, 2023 10-Q

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

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2023 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 001-3964

October 20, 2023 8-K

Financial Statements and Exhibits, Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): October 20, 2023 GATOS SILVER, INC. (Exact name of registrant as specified in its charter) Delaware (State or other jurisdiction of incorporation) 001-39649 (Commission File Number) 2

October 20, 2023 EX-96.1

Los Gatos Joint Venture, Chihuahua, Mexico, dated October 20, 2023

Exhibit 96.1 Mineral Resource and Mineral Reserve Update Los Gatos Joint Venture, Chihuahua, Mexico Submitted by: Gatos Silver, Inc. 925 West Georgia Street, Suite 910 Vancouver, BC Canada V6C 3L2 Prepared by: Curtis Clarke, MMSAQP, PMP Ronald Turner, P. Geo., MAusIMM CP Stephan Blaho, P. Eng., PEO Adam Johnston, FAusIMM CP (Met) Ibrahim Karajeh, PEO, P. Eng. Dawn Garcia, CPG, AIPG Tierra Group In

October 11, 2023 EX-99.1

GATOS SILVER REPORTS Q3 2023 PRODUCTION RESULTS

Exhibit 99.1 925 W Georgia St, Suite 910 Vancouver, British Columbia V6C 3L2 (604) 424-0984 www.gatossilver.com GATOS SILVER REPORTS Q3 2023 PRODUCTION RESULTS Vancouver, BC — October 10, 2023 — Gatos Silver, Inc. (NYSE/TSX: GATO) (“Gatos Silver” or the “Company”) today announced production results for the quarter and nine months ended September 30, 2023 at its 70%-owned Cerro Los Gatos (“CLG”) mi

October 11, 2023 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): October 10, 2023 GATOS SILVER, INC. (Exact name of registrant as specified in its charter) Delaware (State or other jurisdiction of incorporation) 001-39649 (Commission File Number) 2

September 7, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): September 6, 2023 GATOS SILVER, I

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): September 6, 2023 GATOS SILVER, INC. (Exact name of registrant as specified in its charter) Delaware (State or other jurisdiction of incorporation) 001-39649 (Commission File Number)

September 7, 2023 EX-99.1

GATOS SILVER PROVIDES UPDATED CERRO LOS GATOS MINERAL RESERVE, MINERAL RESOURCE, AND LIFE OF MINE PLAN

Exhibit 99.1 925 W Georgia St, Suite 910 Vancouver, British Columbia V6C 3L2 (604) 424-0984 www.gatossilver.com GATOS SILVER PROVIDES UPDATED CERRO LOS GATOS MINERAL RESERVE, MINERAL RESOURCE, AND LIFE OF MINE PLAN · Mine Life Extended by 2.75 Years to the End of 2030 with 46% Increase in Total Silver Production · Significant Opportunities Available for Further Optimization, Growth and Mine Life E

September 7, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): September 6, 2023 GATOS SILVER, I

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): September 6, 2023 GATOS SILVER, INC. (Exact name of registrant as specified in its charter) Delaware (State or other jurisdiction of incorporation) 001-39649 (Commission File Number)

August 9, 2023 8-K

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 8, 2023 GATOS SILVER, INC. (Exact name of registrant as specified in its charter) Delaware (State or other jurisdiction of incorporation) 001-39649 (Commission File Number) 27-

August 9, 2023 EX-99.1

GATOS SILVER REPORTS SECOND QUARTER 2023 FINANCIAL RESULTS

Exhibit 99.1 925 W Georgia St, Suite 910 Vancouver, British Columbia V6C 3L2 (604) 424-0984 www.gatossilver.com GATOS SILVER REPORTS SECOND QUARTER 2023 FINANCIAL RESULTS Vancouver, BC — August 8, 2023 — Gatos Silver, Inc. (NYSE/TSX: GATO) (“Gatos Silver” or the “Company”) today announced its second quarter 2023 financial and operating results. The Company will host an investor and analyst call on

August 9, 2023 10-Q

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

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2023 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 001-39649 GAT

July 26, 2023 DEF 14A

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

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

July 26, 2023 DEFA14A

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant x Filed by a party other than the Registrant ¨ Check the appropriate box: ¨ Preliminary Proxy Statement ¨ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ¨ Defin

June 28, 2023 10-Q/A

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

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q/A (Amendment No. 1) ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2023 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File

June 28, 2023 EX-99.1

GATOS SILVER FILES FINANCIAL RESULTS FOR FIRST QUARTER OF 2023 AND ANNOUNCES INVESTOR CONFERENCE CALL

Exhibit 99.1 925 W Georgia St, Suite 910 Vancouver, British Columbia V6C 3L2 (604) 424-0984 www.gatossilver.com GATOS SILVER FILES FINANCIAL RESULTS FOR FIRST QUARTER OF 2023 AND ANNOUNCES INVESTOR CONFERENCE CALL Vancouver, BC — June 27, 2023 — Gatos Silver, Inc. (NYSE/TSX: GATO) (“Gatos Silver” or the “Company”) today filed its Quarterly Report on Form 10-Q for the quarter ended March 31, 2023 o

June 28, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): June 27, 2023 GATOS SILVER, INC.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): June 27, 2023 GATOS SILVER, INC. (Exact name of registrant as specified in its charter) Delaware (State or other jurisdiction of incorporation) 001-39649 (Commission File Number) 27-2

June 28, 2023 10-Q

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

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2023 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 001-39649 GA

June 27, 2023 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition, Other Events, Shareholder Director Nominations

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): June 26, 2023 GATOS SILVER, INC. (Exact name of registrant as specified in its charter) Delaware (State or other jurisdiction of incorporation) 001-39649 (Commission File Number) 27-2

June 27, 2023 EX-10.7(6)

Form of PSU Award Agreement

Exhibit 10.7.6 Performance Share Unit Master Frame Agreement This Performance Share Unit Master Frame Agreement (this “Master Frame Agreement”) is made and entered into as of the date stated at the bottom of this document by and between Gatos Silver Inc, a Delaware corporation (the “Company”) and (the “Grantee”). WHEREAS, the Company has adopted the Gatos Silver Amended and Restated Long Term Ince

June 27, 2023 EX-99.1

GATOS SILVER COMPLETES 2021 AND 2022 SECURITIES FILINGS AND ANNOUNCES DATE FOR 2023 ANNUAL STOCKHOLDERS’ MEETING

Exhibit 99.1 925 W Georgia St, Suite 910 Vancouver, British Columbia V6C 3L2 (604) 424-0984 www.gatossilver.com GATOS SILVER COMPLETES 2021 AND 2022 SECURITIES FILINGS AND ANNOUNCES DATE FOR 2023 ANNUAL STOCKHOLDERS’ MEETING Vancouver, BC — June 26, 2023 — Gatos Silver, Inc. (NYSE/TSX: GATO) (“Gatos Silver” or the “Company”) today announced that it has completed disclosure of outstanding 2021 and

June 27, 2023 EX-10.6

Leaching Plant Confirmation Agreement dated March 17, 2022, among Minera Plata Real, S.A. de C.V., Operaciones San Jose de Plata, S. de R.L. de C.V., Gatos Silver, Inc. and Dowa Metals & Mining Co., Ltd.

Exhibit 10.6 LEACHING PLANT CONFIRMATION AGREEMENT This Leaching Plant Confirmation Agreement (this “Agreement”) is made and effective as of March 17, 2022 among MINERA PLATA REAL, S. DE R.L. DE C.V., a Mexico variable capital company (a “sociedad de responsabilidad limitada de capital variable” in Spanish) (“MPR”), OPERACIONES SAN JOSÉ DE PLATA S. DE R.L. DE C.V., a Mexico variable capital compan

June 27, 2023 EX-10.10(6)

Separation Agreement & Full Waiver & Release of all Claims effective as of November 30, 2022, between Gatos Silver, Inc. and Rodrigo Monroy

Exhibit 10.10.6 SEPARATION AGREEMENT & FULL WAIVER & RELEASE This Separation Agreement & Full Waiver and Release of all Claims (the “Agreement”) is made and entered into by and between Gatos Silver, Inc., (hereinafter “Company”) and Rodrigo Monroy (hereinafter “Employee”), jointly referred to as the “Parties”. RECITALS A. Employee is General Counsel for the Company and is employed as an at-will em

June 27, 2023 EX-4.4

Specimen Share Certificate of Gatos Silver, Inc.

Exhibit 4.4 NUMBER SHARES COMMON INCORPORATED UNDER THE LAWS OF THE STATE OF DELAWARE SEE REVERSE SIDE FOR CERTAIN DEFINITIONS CUSIP 368036 10 9 THIS CERTIFIES THAT is the owner of FULLY PAID AND NON-ASSESSABLE COMMON SHARES, $0.01 PAR VALUE, OF GATOS SILVER, INC. transferable on the books of the Corporation by the holder hereof in person or by Attorney upon surrender of this certificate properly

June 27, 2023 EX-10.10(5)

Employment Agreement effective as of April 1, 2021, between Gatos Silver, Inc. and Rodrigo Monroy

Exhibit 10.10.5 EMPLOYMENT AGREEMENT THIS EMPLOYMENT AGREEMENT (this “Agreement”), dated as of February 8, 2021, is between GATOS SILVER, INC. (the “Company”) and Rodrigo Monroy (the “General Counsel” and together with the Company, the “Parties”). W I T N E S S E T H NOW, THEREFORE, in consideration of the promises and covenants contained herein, the Parties agree as follows: AGREEMENT 1.Employmen

June 27, 2023 10-Q/A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 (Amendment No. 1)

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q/A (Amendment No. 1) ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2022 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission F

June 27, 2023 EX-10.4(2)

Amendment No.1, dated July 14, 2022, to the Zinc Offtake Agreement between Dowa Metals and Mining, Operaciones, and Ocean Partners USA, Inc. dated July 15, 2019

Exhibit 10.4.2 OPUSA CONTRACT REFERENCE: OPUS.ZP.70634 - Amendment 1 This Amendment (“Amendment No. 1”) to the Zinc Offtake Agreement, is effective as of July 14, 2022, between: OCEAN PARTNERS USA, INC. 43 Danbury Road Wilton, CT, USA, 06897 (hereinafter called “Buyer”) and OPERACIONES SAN JOSE DE PLATA, S. DE R.L. DE C.V. Av. Valle Escondido #5500 Int. 404 Complejo Industrial “El Saucito” Chihuah

June 27, 2023 EX-10.10(7)

Employment Offer dated April 22, 2015 by Sunshine Silver Mining & Refining Corporation, on behalf of its wholly-owned Mexican Subsidiary, and Luis Felipe Huerta

Exhibit 10.10.7 Private and Confidential April 22, 2015 Mr. Luis Felipe Huerta Calle El Encierro D-1 1 Urbanizaciån La Ensenada La Molina, Lima 12 Perü Dear Luis Felipe: I am pleased to extend the following offer of employment with Minera Luz del Sol, S. de R.L. de C.V. (the Company), a wholly owned subsidiary of Sunshine Silver Mining & Refining Corporation (SSMRC). Although legally employed by S

June 27, 2023 EX-10.10(4)

Employment Agreement effective as of July 1, 2022 between Gatos Silver Canada Corp., Gatos Silver, Inc., as guarantor, and Andre van Niekerk

Exhibit 10.10.4 EXECUTIVE EMPLOYMENT AGREEMENT THIS EXECUTIVE EMPLOYMENT AGREEMENT (this “Agreement”), effective as of July 1, 2022, is between Gatos Silver Canada Corp., a British Columbia corporation (the “Company”) wholly owned by Gatos Silver, Inc., a Delaware corporation (the “Parent Company”), (together the “Companies”) and Pieter A. van Niekerk (the “Executive” and together with the Company

June 27, 2023 EX-10.12(3)

Wavier No. 6 to the Revolving Credit Agreement, dated April 12, 2022, among Gatos Silver, Inc., certain subsidiaries of Gatos Silver, Inc. from time to time, Bank of Montreal, Chicago Branch and certain financial institutions from time to time, as lenders, Bank of Montreal, Chicago Branch, as bookrunner and mandated lead arranger, and Bank of Montreal, Chicago Branch, as administrative agent for and on behalf of the lenders (incorporated by reference to Exhibit 10.1 of the Company’s Current Report on Form 8-K filed June 07, 2023)

Exhibit 10.12.3 THIS WAIVER NO. 6 TO THE REVOLVING CREDIT FACILITY (this "Waiver") is dated May 31, 2023 (the "Effective Date") and made between: (1) GATOS SILVER, INC., a corporation existing under the Laws of Delaware, and its successors and permitted assigns (the “Borrower”); (2) CERTAIN SUBSIDIARIES OF THE BORROWER from time to time, (collectively, the “Guarantors”); (3) BANK OF MONTREAL, CHIC

June 27, 2023 10-K/A

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

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K/A (Amendment No. 1) ☑ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2021 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Numbe

June 27, 2023 10-Q/A

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

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q/A (Amendment No. 1) ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2022 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File

June 27, 2023 EX-10.12(2)

Wavier No. 5 to the Revolving Credit Agreement, dated April 12, 2022, among Gatos Silver, Inc., certain subsidiaries of Gatos Silver, Inc. from time to time, Bank of Montreal, Chicago Branch and certain financial institutions from time to time, as lenders, Bank of Montreal, Chicago Branch, as bookrunner and mandated lead arranger, and Bank of Montreal, Chicago Branch, as administrative agent for and on behalf of the lenders (incorporated by reference to Exhibit 10.1 of the Company’s Current Report on Form 8-K filed May 16, 2023)

Exhibit 10.12.2 THIS WAIVER NO. 5 TO THE REVOLVING CREDIT FACILITY (this "Waiver") is dated May 15, 2023 (the "Effective Date") and made between: (1) GATOS SILVER, INC., a corporation existing under the Laws of Delaware, and its successors and permitted assigns (the “Borrower”); (2) CERTAIN SUBSIDIARIES OF THE BORROWER from time to time, (collectively, the “Guarantors”); (3) BANK OF MONTREAL, CHIC

June 27, 2023 EX-10.10(3)

Employment Agreement effective as of October 16, 2022, between Gatos Silver Canada Corp., Gatos Silver, Inc., as guarantor, and Tony Scott

Exhibit 10.10.3 EXECUTIVE EMPLOYMENT AGREEMENT THIS EXECUTIVE EMPLOYMENT AGREEMENT (this “Agreement”), effective as of October 16, 2022, is between Gatos Silver Canada Corp., a British Columbia corporation (the “Company”) wholly owned by Gatos Silver, Inc., a Delaware corporation (the “Parent Company”), (together the “Companies”) and Anthony Scott (the “Executive” and together with the Company, th

June 27, 2023 EX-10.12(1)

Wavier No. 4 to the Revolving Credit Agreement, dated April 12, 2022, among Gatos Silver, Inc., certain subsidiaries of Gatos Silver, Inc. from time to time, Bank of Montreal, Chicago Branch and certain financial institutions from time to time, as lenders, Bank of Montreal, Chicago Branch, as bookrunner and mandated lead arranger, and Bank of Montreal, Chicago Branch, as administrative agent for and on behalf of the lenders (incorporated by reference to Exhibit 1.1 of the Company’s Current Report on Form 8-K filed October 14, 2022).

Exhibit 10.12.1 THIS WAIVER NO. 4 TO THE REVOLVING CREDIT FACILITY (this “Waiver”) is dated April 13, 2023 (the “Effective Date”) and made between: (1) GATOS SILVER, INC., a corporation existing under the Laws of Delaware, and its successors and permitted assigns (the “Borrower”); (2) CERTAIN SUBSIDIARIES OF THE BORROWER from time to time, (collectively, the “Guarantors”); (3) BANK OF MONTREAL, CH

June 27, 2023 EX-21.1

Subsidiaries of the Registrant

EXHIBIT 21.1 List of Subsidiaries Subsidiary Jurisdiction of Incorporation Minera Luz del Sol, S. de R.L. de C.V. Mexico Gatos Silver Canada Corporation Canada

June 27, 2023 EX-10.10(2)

Employment Agreement effective as of August 1, 2022, between Gatos Silver Canada Corp., Gatos Silver, Inc., as guarantor, and Dale Andres

Exhibit 10.10.2 EXECUTIVE EMPLOYMENT AGREEMENT THIS EXECUTIVE EMPLOYMENT AGREEMENT (this “Agreement”), effective as of August 1, 2022, is between Gatos Silver Canada Corp., a British Columbia corporation (the “Company”) wholly owned by Gatos Silver, Inc., a Delaware corporation (the “Parent Company”), (together the “Companies”) and Dale Andres (the “Executive” and together with the Company, the “P

June 27, 2023 10-Q/A

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

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q/A (Amendment No. 1) ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2022 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File N

June 27, 2023 10-K

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

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K ☑ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2022 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 001-39649 GATOS S

June 7, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 31, 2023 GATOS SILVER, INC. (

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 31, 2023 GATOS SILVER, INC. (Exact name of registrant as specified in its charter) Delaware 27-2654848 (State or other jurisdiction of 001-39649 (I.R.S. Employer incorporation) (C

June 7, 2023 EX-99.1

GATOS SILVER REPORTS SELECT UNAUDITED FIRST QUARTER 2023 AND FOURTH QUARTER 2022 RESULTS AND PROVIDES UPDATE ON FINANCIAL RESTATEMENTS

Exhibit 99.1 925 W Georgia St, Suite 910 Vancouver, British Columbia V6C 3L2 (604) 424-0984 www.gatossilver.com GATOS SILVER REPORTS SELECT UNAUDITED FIRST QUARTER 2023 AND FOURTH QUARTER 2022 RESULTS AND PROVIDES UPDATE ON FINANCIAL RESTATEMENTS Vancouver, BC — June 6, 2023 — Gatos Silver, Inc. (NYSE/TSX: GATO) (“Gatos Silver” or the “Company”) today reported operating and select unaudited financ

June 7, 2023 EX-10.1

Waiver No. 6 to the Amended and Restated Revolving Credit Agreement, dated December 20, 2022, among Gatos Silver, Inc., certain subsidiaries of Gatos Silver, Inc. from time to time, Bank of Montreal, Chicago Branch, as administrative agent, BMO Capital Markets, as bookrunner and mandated lead arranger, and Bank of Montreal, Chicago Branch and certain financial institutions from time to time, as lenders

Exhibit 10.1 THIS WAIVER NO. 6 TO THE REVOLVING CREDIT FACILITY (this "Waiver") is dated May 31, 2023 (the "Effective Date") and made between: (1) GATOS SILVER, INC., a corporation existing under the Laws of Delaware, and its successors and permitted assigns (the “Borrower”); (2) CERTAIN SUBSIDIARIES OF THE BORROWER from time to time, (collectively, the “Guarantors”); (3) BANK OF MONTREAL, CHICAGO

May 16, 2023 NT 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 12b-25 NOTIFICATION OF LATE FILING

SEC File Number: 001-39649 CUSIP: 368036109 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

May 16, 2023 EX-10.1

Waiver No. 5 to the Amended and Restated Revolving Credit Agreement, dated December 20, 2022, among Gatos Silver, Inc., certain subsidiaries of Gatos Silver, Inc. from time to time, Bank of Montreal, Chicago Branch, as administrative agent, BMO Capital Markets, as bookrunner and mandated lead arranger, and Bank of Montreal, Chicago Branch and certain financial institutions from time to time, as lenders

Exhibit 10.1 THIS WAIVER NO. 5 TO THE REVOLVING CREDIT FACILITY (this "Waiver") is dated May 15, 2023 (the "Effective Date") and made between: (1) GATOS SILVER, INC., a corporation existing under the Laws of Delaware, and its successors and permitted assigns (the “Borrower”); (2) CERTAIN SUBSIDIARIES OF THE BORROWER from time to time, (collectively, the “Guarantors”); (3) BANK OF MONTREAL, CHICAGO

May 16, 2023 8-K

Entry into a Material Definitive Agreement, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 15, 2023 GATOS SILVER, INC. (Exact name of registrant as specified in its charter) Delaware (State or other jurisdiction of incorporation) 001-39649 (Commission File Number) 27-26

April 19, 2023 8-K

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 13, 2023 GATOS SILVER, INC. (Exact name of registrant as specified in its charter) Delaware (State or other jurisdiction of incorporation) 001-39649 (Commission File Number) 27-

April 19, 2023 EX-10.1

Wavier No. 4 to the Amended and Restated Revolving Credit Agreement, dated December 20, 2022, among Gatos Silver, Inc., certain subsidiaries of Gatos Silver, Inc. from time to time, Bank of Montreal, Chicago Branch, as administrative agent, BMO Capital Markets, as bookrunner and mandated lead arranger, and Bank of Montreal, Chicago Branch and certain financial institutions from time to time, as lenders

Exhibit 10.1 THIS WAIVER NO. 4 TO THE REVOLVING CREDIT FACILITY (this "Waiver") is dated April 13, 2023 (the "Effective Date") and made between: (1) GATOS SILVER, INC., a corporation existing under the Laws of Delaware, and its successors and permitted assigns (the “Borrower”); (2) CERTAIN SUBSIDIARIES OF THE BORROWER from time to time, (collectively, the “Guarantors”); (3) BANK OF MONTREAL, CHICA

April 19, 2023 EX-99.2

GATOS SILVER PROVIDES UPDATE ON TIMING FOR FILING FINANCIAL STATEMENTS

Exhibit 99.2 925 W Georgia St, Suite 910 Vancouver, British Columbia V6C 3L2 (604) 424-0984 www.gatossilver.com GATOS SILVER PROVIDES UPDATE ON TIMING FOR FILING FINANCIAL STATEMENTS Vancouver, BC — April 17, 2023 — Gatos Silver, Inc. (NYSE/TSX: GATO) (“Gatos Silver” or the “Company”) today announced that it intends to delay the filing of its Annual Report on Form 10-K (“2022 Form 10-K’) for the f

April 19, 2023 EX-99.1

GATOS SILVER RECEIVES NYSE NOTICE REGARDING 2022 10-K FILING

Exhibit 99.1 925 W Georgia St, Suite 910 Vancouver, British Columbia V6C 3L2 (604) 424-0984 www.gatossilver.com GATOS SILVER RECEIVES NYSE NOTICE REGARDING 2022 10-K FILING Vancouver, BC — April 18, 2023 — Gatos Silver, Inc. (NYSE/TSX: GATO) (“Gatos Silver” or the “Company”) announced that, further to its announcement on April 17, 2023 that the Company intends to delay the filing of its Annual Rep

April 17, 2023 NT 10-K/A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 12b-25 (Amendment No. 1) NOTIFICATION OF LATE FILING

SEC File Number: 001-39649 CUSIP: 368036109 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

April 3, 2023 EX-99.1

GATOS SILVER EXPLAINS DELAY IN FILING 2022 YEAR-END FINANCIAL STATEMENTS AND ANNOUNCES RESTATEMENT OF PREVIOUSLY ISSUED FINANCIAL STATEMENTS FOR NON-CASH ADJUSTMENTS

Exhibit 99.1 925 W Georgia St, Suite 910 Vancouver, British Columbia V6C 3L2 (604) 424-0984 www.gatossilver.com GATOS SILVER EXPLAINS DELAY IN FILING 2022 YEAR-END FINANCIAL STATEMENTS AND ANNOUNCES RESTATEMENT OF PREVIOUSLY ISSUED FINANCIAL STATEMENTS FOR NON-CASH ADJUSTMENTS Vancouver, BC — March 31, 2023 — Gatos Silver, Inc. (NYSE/TSX: GATO) (“Gatos Silver” or the “Company”) today explained the

April 3, 2023 NT 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 12b-25 NOTIFICATION OF LATE FILING

SEC File Number: 001-39649 CUSIP: 368036109 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

April 3, 2023 8-K

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): March 31, 2023 GATOS SILVER, INC. (Exact name of registrant as specified in its charter) Delaware (State or other jurisdiction of incorporation) 001-39649 (Commission File Number) 27-

March 30, 2023 10-Q

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

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2022 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 001-39649 GA

March 30, 2023 10-Q

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

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2022 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 001-39649 GAT

March 30, 2023 10-Q

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

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2022 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 001-3964

March 28, 2023 EX-99.1

GATOS SILVER ANNOUNCES 2023 ANNUAL STOCKHOLDERS’ MEETING

Exhibit 99.1 925 W Georgia St, Suite 910 Vancouver, British Columbia V6C 3L2 (604) 424-0984 www.gatossilver.com GATOS SILVER ANNOUNCES 2023 ANNUAL STOCKHOLDERS’ MEETING Vancouver, BC — March 28, 2023 — Gatos Silver, Inc. (NYSE/TSX: GATO) (“Gatos Silver” or the “Company”) today announced that it has set the date of its 2023 annual meeting of stockholders (the “Annual Meeting”) as May 31, 2023. The

March 28, 2023 8-K

Financial Statements and Exhibits, Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): March 28, 2023 GATOS SILVER, INC. (Exact name of registrant as specified in its charter) Delaware (State or other jurisdiction of incorporation) 001-39649 (Commission File Number) 27-

March 20, 2023 EX-21.1

Subsidiaries of the Registrant

EXHIBIT 21.1 List of Subsidiaries Subsidiary Jurisdiction of Incorporation Minera Luz del Sol, S. de R.L. de C.V. Mexico Gatos Silver Canada Corporation Canada

March 20, 2023 EX-10.15(2)

Purchase Sale Contract between Trafigura Mexico S.A. De C.V. and Operaciones San Jose De Plata S. De R.L.de C.V. dated January 30, 2022

Exhibit 10.15.2

March 20, 2023 10-K

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

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K ☑ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2021 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 001-39649 GATOS S

March 20, 2023 EX-10.1(8)

Amendment No. 8 to Partner Agreement dated July 12, 2021, among Minera Plata Real, S. de R.L. de C.V., Operaciones San Jose de Plata, S. de R.L. de C.V., Servicios San Jose de Plata, S. de R.L. de C.V., Sunshine Silver Mining & Refining Corporation and Dowa Metals & Mining Co., Ltd.

Exhibit 10.1.8 EXECUTION VERSION AMENDMENT NO. 8 TO PARTNER AGREEMENT This Amendment No. 8 to Partner Agreement (this “Amendment”) is made and effective as of July 12, 2021 and amends the Unanimous Omnibus Partner Agreement (“Partner Agreement”) effective as of January 1, 2015, as previously amended, among MINERA PLATA REAL, S. DE R.L. DE C.V., a Mexico variable capital company (a “sociedad de res

March 20, 2023 EX-10.8(6)

Form of PSU Award Agreement

Exhibit 10.8.6 Performance Share Unit Master Frame Agreement This Performance Share Unit Master Frame Agreement (this "Master Frame Agreement") is made and entered into as of the date stated at the bottom of this document by and between Gatos Silver Inc, a Delaware corporation (the "Company") and EMPLOYEE NAME (the "Grantee"). WHEREAS, the Company has adopted the Gatos Silver Amended and Restated

March 20, 2023 EX-10.11(4)

Employment Agreement dated as of February 28, 2011 between Sunshine Silver Mining & Refining Corporation and Roger Johnson

Exhibit 10.11.4 EMPLOYMENT AGREEMENT THIS EMPLOYMENT AGREEMENT (this “Agreement”), dated as of February 28, 2011, is between SUNSHINE SILVER MINES CORPORATION (the “Company’) and ROGER P. JOHNSON (the “Executive” and together with the Company, the “Parties”). WITNESSETH: WHEREAS: The Parties wish to enter into the arrangements set forth herein with respect to the terms and conditions of the Execut

March 20, 2023 EX-10.7(1)

Leaching Plant Confirmation Agreement dated March 17, 2022 among Minera Plata Real, S. de R.L. de C.V., Operaciones San Jose de Plata, S. de R.L. de C.V., Gatos Silver, Inc. and Dowa Metals & Mining Co., Ltd. (incorporated by reference to Exhibit 10.7.1 of the Company’s Annual Report on Form 10-K filed March 20, 2023)

Exhibit 10.7.1 LEACHING PLANT CONFIRMATION AGREEMENT This Leaching Plant Confirmation Agreement (this “Agreement”) is made and effective as of March 17, 2022 among MINERA PLATA REAL, S. DE R.L. DE C.V., a Mexico variable capital company (a “sociedad de responsabilidad limitada de capital variable” in Spanish) (“MPR”), OPERACIONES SAN JOSÉ DE PLATA S. DE R.L. DE C.V., a Mexico variable capital comp

March 20, 2023 EX-10.15(1)

Assignment, Assumption and Consent Agreement (Amendment No.1) between Dowa Metals and Mining, Operaciones, and Ocean Partners USA, Inc. dated July 14, 2022

Exhibit 10.15.1

January 24, 2023 8-K

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): January 23, 2023 GATOS SILVER, INC. (Exact name of registrant as specified in its charter) Delaware (State or other jurisdiction of incorporation) 001-39649 (Commission File Number) 2

January 24, 2023 EX-99.1

GATOS SILVER EXTENDS SOUTH-EAST DEEPS ZONE AT CERRO LOS GATOS

Exhibit 99.1 925 W Georgia St, Suite 910 Vancouver, British Columbia V6C 2G3 (720) 726-9662 www.gatossilver.com GATOS SILVER EXTENDS SOUTH-EAST DEEPS ZONE AT CERRO LOS GATOS Vancouver, BC — January 23, 2023 — Gatos Silver, Inc. (NYSE/TSX: GATO) (“Gatos Silver” or the “Company”) today provided a quarterly update on the drilling and exploration programs in the Los Gatos district (“LGD”), including t

January 11, 2023 EX-99.1

GATOS SILVER REPORTS RECORD SILVER PRODUCTION AND EXCEEDS 2022 PRODUCTION GUIDANCE · Silver production up 36% in 2022 vs. 2021 · Silver production up 26% in Q4 2022 vs. Q4 2021

Exhibit 99.1 925 W Georgia St, Suite 910 Vancouver, British Columbia V6C 3L2 (604) 424-0984 www.gatossilver.com GATOS SILVER REPORTS RECORD SILVER PRODUCTION AND EXCEEDS 2022 PRODUCTION GUIDANCE · Silver production up 36% in 2022 vs. 2021 · Silver production up 26% in Q4 2022 vs. Q4 2021 Vancouver, BC — January 10, 2023 — Gatos Silver, Inc. (NYSE/TSX: GATO) (“Gatos Silver” or the “Company”) today

January 11, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): January 10, 2023 GATOS SILVER, IN

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): January 10, 2023 GATOS SILVER, INC. (Exact name of registrant as specified in its charter) Delaware (State or other jurisdiction of incorporation) 001-39649 (Commission File Number) 2

December 22, 2022 EX-10.1

Amended and Restated Revolving Credit Agreement, dated December 20, 2022, among Gatos Silver, Inc., certain subsidiaries of Gatos Silver, Inc. from time to time, Bank of Montreal, Chicago Branch, as administrative agent, BMO Capital Markets, as bookrunner and mandated lead arranger, and Bank of Montreal, Chicago Branch and certain financial institutions from time to time, as lenders (incorporated by reference to Exhibit 10.1 of the Company’s Current Report on Form 8-K filed December 22, 2022)

EX-10.1 2 dp185933ex1001.htm EXHIBIT 10.1 Exhibit 10.1 AMENDED AND RESTATED REVOLVING CREDIT FACILITY Dated as of December 20, 2022 GATOS SILVER, INC. as Borrower CERTAIN SUBSIDIARIES OF THE BORROWER FROM TIME TO TIME PARTY HERETO, as Guarantors BANK OF MONTREAL, CHICAGO BRANCH as Administrative Agent BMO CAPITAL MARKETS as Bookrunner and Mandated Lead Arranger -and- BANK OF MONTREAL, CHICAGO BRAN

December 22, 2022 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): December 20, 2022 GATOS SILVER, I

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): December 20, 2022 GATOS SILVER, INC. (Exact name of registrant as specified in its charter) Delaware (State or other jurisdiction of incorporation) 001-39649 (Commission File Number)

November 14, 2022 8-K

Changes in Registrant's Certifying Accountant

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): November 14, 2022 GATOS SILVER, INC. (Exact name of registrant as specified in its charter) Delaware (State or other jurisdiction of incorporation) 001-39649 (Commission File Number)

November 14, 2022 EX-96.1

Cerro Los Gatos S-K 1300 Technical Report Summary, dated November 10, 2022 (incorporated by reference to Exhibit 96.1 of the Company’s Current Report on Form 8-K filed on November 14, 2022)

Exhibit 96.1 Cerro Los Gatos S-K 1300 Technical Report Summary Gatos Silver, Inc. Mineral Resource and Mineral Reserve Update Los Gatos Joint Venture, Chihuahua, Mexico Submitted by: Gatos Silver, Inc. 925 W Georgia Street, Suite 910 Vancouver, British Columbia, Canada V6C2G3 Prepared by: Curtis Clarke, MMSAQP, PMP Ronald Turner, P. Geo., MAusIMM CP Paul Gauthier, P. Eng., PEO, OIQ Adam Johnston,

November 14, 2022 NT 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 12b-25 NOTIFICATION OF LATE FILING

SEC File Number: 001-39649 CUSIP: 368036109 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

November 14, 2022 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): November 11, 2022 GATOS SILVER, I

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): November 11, 2022 GATOS SILVER, INC. (Exact name of registrant as specified in its charter) Delaware (State or other jurisdiction of incorporation) 001-39649 (Commission File Number)

November 10, 2022 EX-99.1

GATOS SILVER REPORTS THIRD QUARTER 2022 RESULTS WITH AN INCREASE OF 30% IN LGJV SALES

Exhibit 99.1 925 W Georgia St, Suite 910 Vancouver, British Columbia V6C 2G3 (720) 726-9662 www.gatossilver.com GATOS SILVER REPORTS THIRD QUARTER 2022 RESULTS WITH AN INCREASE OF 30% IN LGJV SALES Vancouver, BC ? November 9, 2022 ? Gatos Silver, Inc. (NYSE/TSX: GATO) (?Gatos Silver? or the ?Company?) today reported unaudited operating and financial results for the three months (?Q3 2022?) and nin

November 10, 2022 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): November 9, 2022 GATOS SILVER, INC. (Exact name of registrant as specified in its charter) Delaware (State or other jurisdiction of incorporation) 001-39649 (Commission File Number) 2

October 14, 2022 EX-1.1

Amendment No. 2 to the Revolving Credit Agreement, dated August 15, 2022, among Gatos Silver, Inc., certain subsidiaries of Gatos Silver, Inc. from time to time, Bank of Montreal, Chicago Branch and certain financial institutions from time to time, as lenders, Bank of Montreal, Chicago Branch, as bookrunner and mandated lead arranger, and Bank of Montreal, Chicago Branch, as administrative agent for and on behalf of the lenders (incorporated by reference to Exhibit 1.1 of the Company’s Current Report on Form 8-K filed October 14, 2022)

Exhibit 1.1 THIS AMENDMENT NO. 2 TO THE REVOLVING CREDIT AGREEMENT (this ?Amendment?) is dated August 15, 2022 and made between: (1) GATOS SILVER, INC., a corporation existing under the Laws of Delaware, and its successors and permitted assigns (the ?Borrower?); (2) CERTAIN SUBSIDIARIES OF THE BORROWER from time to time, (collectively, the ?Guarantors?); (3) BANK OF MONTREAL, CHICAGO BRANCH and CE

October 14, 2022 8-K

Entry into a Material Definitive Agreement, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 15, 2022 GATOS SILVER, INC. (Exact name of registrant as specified in its charter) Delaware (State or other jurisdiction of incorporation) 001-39649 (Commission File Number) 27

October 14, 2022 EX-1.2

Wavier No. 3 to the Revolving Credit Agreement, dated October 13, 2022, among Gatos Silver, Inc., certain subsidiaries of Gatos Silver, Inc. from time to time, Bank of Montreal, Chicago Branch and certain financial institutions from time to time, as lenders, Bank of Montreal, Chicago Branch, as bookrunner and mandated lead arranger, and Bank of Montreal, Chicago Branch, as administrative agent for and on behalf of the lenders (incorporated by reference to Exhibit 1.2 of the Company’s Current Report on Form 8-K filed October 14, 2022)

Exhibit 1.2 THIS WAIVER NO. 3 TO THE REVOLVING CREDIT FACILITY (this "Waiver") is dated October 13, 2022 (the "Effective Date") and made between: (1) GATOS SILVER, INC., a corporation existing under the Laws of Delaware, and its successors and permitted assigns (the ?Borrower?); (2) CERTAIN SUBSIDIARIES OF THE BORROWER from time to time, (collectively, the ?Guarantors?); (3) BANK OF MONTREAL, CHIC

October 11, 2022 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): October 11, 2022 GATOS SILVER, IN

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): October 11, 2022 GATOS SILVER, INC. (Exact name of registrant as specified in its charter) Delaware (State or other jurisdiction of incorporation) 001-39649 (Commission File Number) 2

October 11, 2022 EX-99

GATOS SILVER REPORTS RECORD QUARTERLY PRODUCTION FOR THE THIRD QUARTER OF 2022, INCREASES PRODUCTION GUIDANCE AND LOWERS COST GUIDANCE FOR 2022 · Silver production up 59% in Q3 2022 vs. Q3 2021

8400 E. Crescent Parkway, Suite 600 Greenwood Village, Colorado 80111 720-726-9662 www.gatossilver.com GATOS SILVER REPORTS RECORD QUARTERLY PRODUCTION FOR THE THIRD QUARTER OF 2022, INCREASES PRODUCTION GUIDANCE AND LOWERS COST GUIDANCE FOR 2022 ? Silver production up 59% in Q3 2022 vs. Q3 2021 Denver, CO ? October 11, 2022 ? Gatos Silver, Inc. (NYSE/TSX: GATO) (?Gatos Silver? or the ?Company?) t

October 3, 2022 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): October 3, 2022 GATOS SILVER, INC. (Exact name of registrant as specified in its charter) Delaware (State or other jurisdiction of incorporation) 001-39649 (Commission File Number) 27

October 3, 2022 EX-99.1

GATOS SILVER PROVIDES Updates ON Cerro Los Gatos Mineral Reserve, Mineral Resource, and Life of Mine Plan Company Also Reports on Exploration and Provides Corporate Update

Exhibit 99.1 8400 E. Crescent Parkway, Suite 600 Greenwood Village, Colorado 80111 (720) 726-9662 www.gatossilver.com GATOS SILVER PROVIDES Updates ON Cerro Los Gatos Mineral Reserve, Mineral Resource, and Life of Mine Plan Company Also Reports on Exploration and Provides Corporate Update Denver, CO ? October 3, 2022 ? Gatos Silver, Inc. (NYSE/TSX: GATO) (?Gatos Silver? or the ?Company?) today rep

September 30, 2022 8-K

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): September 28, 2022 GATOS SILVER, INC. (Exact name of registrant as specified in its charter) Delaware (State or other jurisdiction of incorporation) 001-39649 (Commission File Number)

September 30, 2022 EX-16.1

Letter from KPMG LLP

EX-16.1 2 dp1815561601.htm EXHIBIT 16.1 Exhibit 16.1 September 30, 2022 U.S. Securities and Exchange Commission 100 F Street, NE Washington, D.C. 20549 We were previously principal accountants for Gatos Silver, Inc. and, under the date of March 31, 2021, we reported on the consolidated financial statements of Gatos Silver, Inc. as of and for the years ended December 31, 2020 and 2019. On September

August 16, 2022 NT 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 12b-25 NOTIFICATION OF LATE FILING

NT 10-Q 1 dp178708nt10q.htm FORM NT 10-Q SEC File Number: 001-39649 CUSIP: 368036109 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 12b-25 NOTIFICATION OF LATE FILING (Check one): ☐ Form 10-K ☐ Form 20-F ☐ Form 11-K ☒ Form 10-Q ☐ Form 10-D ☐ Form N-CEN ☐ Form N-CSR For Period Ended: June 30, 2022 ☐ Transition Report on Form 10-K ☐ Transition Report on Form 20-F ☐ Tran

August 10, 2022 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 10, 2022 GATOS SILVER, INC. (Exact name of registrant as specified in its charter) Delaware (State or other jurisdiction of incorporation) 001-39649 (Commission File Number) 27

August 10, 2022 EX-99.1

GATOS SILVER REPORTS SECOND QUARTER AND FIRST HALF 2022 PERFORMANCE

EXHIBIT 99.1 8400 E. Crescent Parkway, Suite 600 Greenwood Village, Colorado 80111 (720) 726-9662 www.gatossilver.com GATOS SILVER REPORTS SECOND QUARTER AND FIRST HALF 2022 PERFORMANCE Denver, CO ? August 10, 2022 ? Gatos Silver, Inc. (NYSE/TSX: GATO) (?Gatos Silver? or the ?Company?) today reported unaudited operating and financial results for the three (?Q2 2022?) and six (?H1 2022?) months end

July 11, 2022 EX-99.1

GATOS SILVER REPORTS SECOND QUARTER 2022 PRODUCTION RESULTS

Exhibit 99.1 8400 E. Crescent Parkway, Suite 600 Greenwood Village, Colorado 80111 720-726-9662 www.gatossilver.com GATOS SILVER REPORTS SECOND QUARTER 2022 PRODUCTION RESULTS Denver, CO ? July 11, 2022 ? Gatos Silver, Inc. (NYSE/TSX: GATO) (?Gatos Silver? or the ?Company?) today announced production results from the 70%-owned Cerro Los Gatos (?CLG?) mine for the quarter and six months ended June

July 11, 2022 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): July 11, 2022 GATOS SILVER, INC. (Exact name of registrant as specified in its charter) Delaware (State or other jurisdiction of incorporation) 001-39649 (Commission File Number) 27-2

June 28, 2022 EX-99.1

GATOS SILVER ANNOUNCES EXECUTIVE APPOINTMENTS

Exhibit 99.1 8400 E. Crescent Parkway, Suite 600 Greenwood Village, Colorado 80111 (720) 726 9662 www.gatossilver.com GATOS SILVER ANNOUNCES EXECUTIVE APPOINTMENTS Denver, CO ? June 28, 2022 ? Gatos Silver, Inc. (NYSE/TSX: GATO) (?Gatos Silver? or the ?Company?) is pleased to announce the appointments of Andr? van Niekerk as Chief Financial Officer effective July 1, 2022 and James Woeller as Vice

June 28, 2022 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits, Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): June 28, 2022 GATOS SILVER, INC. (Exact name of registrant as specified in its charter) Delaware (State or other jurisdiction of incorporation) 001-39649 (Commission File Number) 27-2

May 20, 2022 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 20, 2022 GATOS SILVER, INC. (Exact name of registrant as specified in its charter) Delaware (State or other jurisdiction of incorporation) 001-39649 (Commission File Number) 27-26

May 17, 2022 NT 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 12b-25 NOTIFICATION OF LATE FILING

SEC File Number: 001-39649 CUSIP: 368036109 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

May 9, 2022 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 9, 2022 GATOS SILVER, INC. (Exact name of registrant as specified in its charter) Delaware (State or other jurisdiction of incorporation) 001-39649 (Commission File Number) 27-265

May 9, 2022 EX-99.1

GATOS SILVER ANNOUNCES RESTART OF MINING OPERATIONS, FIRST QUARTER 2022 PERFORMANCE AND APPOINTMENT OF VICE PRESIDENT, FINANCE

Exhibit 99.1 8400 E. Crescent Parkway, Suite 600 Greenwood Village, Colorado 80111 (720) 726-9662 www.gatossilver.com GATOS SILVER ANNOUNCES RESTART OF MINING OPERATIONS, FIRST QUARTER 2022 PERFORMANCE AND APPOINTMENT OF VICE PRESIDENT, FINANCE Denver, CO ? May 9, 2022 ? Gatos Silver, Inc. (NYSE/TSX: GATO) (?Gatos Silver? or the ?Company?) today reported the restart of normal mining operations and

April 22, 2022 8-K

Notice of Delisting or Failure to Satisfy a Continued Listing Rule or Standard; Transfer of Listing, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 18, 2022 GATOS SILVER, INC. (Exact name of registrant as specified in its charter) Delaware (State or other jurisdiction of incorporation) 001-39649 (Commission File Number) 27-

April 22, 2022 EX-99.1

GATOS SILVER RECEIVES NYSE NOTICE REGARDING 10-K FILING

Exhibit 99.1 8400 E. Crescent Parkway, Suite 600 Greenwood Village, Colorado 80111 (720) 726-9662 www.gatossilver.com GATOS SILVER RECEIVES NYSE NOTICE REGARDING 10-K FILING Denver, CO ? April 22, 2022 ? Gatos Silver, Inc. (NYSE/TSX: GATO) (?Gatos Silver? or the ?Company?) today announced that it received a notice from the New York Stock Exchange (?NYSE?) stating that the Company was not in compli

April 7, 2022 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Entry into a Material Definitive Agreement, Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): March 17, 2022 GATOS SILVER, INC. (Exact name of registrant as specified in its charter) Delaware 001-39649 27-2654848 (State or other jurisdiction of incorporation) (Commission File

April 7, 2022 EX-99.1

GATOS SILVER REPORTS RECORD QUARTERLY PRODUCTION; ANNOUNCES CEO SUCCESSION AND ADDITIONAL MANAGEMENT CHANGES Dale Andres, President, Appointed CEO Following Stephen Orr’s Retirement

Exhibit 99.1 8400 E. Crescent Parkway, Suite 600 Greenwood Village, Colorado 80111 720-726-9662 www.gatossilver.com GATOS SILVER REPORTS RECORD QUARTERLY PRODUCTION; ANNOUNCES CEO SUCCESSION AND ADDITIONAL MANAGEMENT CHANGES Dale Andres, President, Appointed CEO Following Stephen Orr?s Retirement Denver, CO ? April 7, 2022 ? Gatos Silver, Inc. (NYSE/TSX: GATO) (?Gatos Silver? or the ?Company?) tod

April 1, 2022 NT 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 12b-25 NOTIFICATION OF LATE FILING

SEC File Number: 001-39649 CUSIP: 368036109 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

March 21, 2022 EX-99.1

GATOS SILVER ANNOUNCES DELAY IN FILING YEAR-END REPORTING DOCUMENTS

Exhibit 99.1 8400 E. Crescent Parkway, Suite 600 Greenwood Village, Colorado 80111 (303) 784-5350 www.gatossilver.com GATOS SILVER ANNOUNCES DELAY IN FILING YEAR-END REPORTING DOCUMENTS Denver, CO ? March 18, 2022 ? Gatos Silver, Inc. (NYSE/TSX: GATO) (?Gatos Silver? or the ?Company?) announces today that it intends to delay the filing of its annual report on Form 10-K for the year ended December

March 21, 2022 8-K

Financial Statements and Exhibits, Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): March 18, 2022 GATOS SILVER, INC. (Exact name of registrant as specified in its charter) Delaware (State or other jurisdiction of incorporation) 001-39649 (Commission File Number) 27-

March 8, 2022 8-K

Entry into a Material Definitive Agreement, Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): March 7, 2022 GATOS SILVER, INC. (Exact name of registrant as specified in its charter) Delaware (State or other jurisdiction of incorporation) 001-39649 (Commission File Number) 27-2

March 8, 2022 EX-99.1

GATOS SILVER REPORTS 2021 YEAR END RESULTS AND PROVIDES CORPORATE UPDATE

Exhibit 99.1 8400 E. Crescent Parkway, Suite 600 Greenwood Village, Colorado 80111 (303) 784-5350 www.gatossilver.com GATOS SILVER REPORTS 2021 YEAR END RESULTS AND PROVIDES CORPORATE UPDATE Denver, CO ? March 8, 2022 ? Gatos Silver, Inc. (NYSE/TSX: GATO) (?Gatos Silver? or the ?Company?) today reported unaudited 2021 year-end results and provided a corporate update. Gatos Silver is focused on pro

March 8, 2022 EX-1.1

Amendment and Waiver to the Revolving Credit Agreement, dated March 7, 2022, among Gatos Silver, Inc., certain subsidiaries of Gatos Silver, Inc. from time to time, Bank of Montreal, Chicago Branch and certain financial institutions from time to time, as lenders, Bank of Montreal, Chicago Branch, as bookrunner and mandated lead arranger, and Bank of Montreal, Chicago Branch, as administrative agent for and on behalf of the lenders (incorporated by reference to Exhibit 1.1 of the Company’s Current Report on Form 8-K filed March 8, 2022)

Exhibit 1.1 THIS AMENDMENT AND WAIVER TO THE REVOLVING CREDIT AGREEMENT (this "Amendment") is dated March 7, 2022 and made between: (1) GATOS SILVER, INC., a corporation existing under the Laws of Delaware, and its successors and permitted assigns (the ?Borrower?); (2) CERTAIN SUBSIDIARIES OF THE BORROWER from time to time, (collectively, the ?Guarantors?); (3) BANK OF MONTREAL, CHICAGO BRANCH and

February 11, 2022 SC 13G/A

GATO / Gatos Silver Inc / Electrum Silver US LLC - SC 13G/A Passive Investment

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G/A Under the Securities Exchange Act of 1934 (Amendment No. 1)* Gatos Silver, Inc. (Name of Issuer) Common Stock, par value $0.001 per share (Title of Class of Securities) 368036109 (CUSIP Number) December 31, 2021 (Date of Event which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to

February 11, 2022 EX-99.1

JOINT FILING AGREEMENT

EXHIBIT 99.1 JOINT FILING AGREEMENT Pursuant to Rule 13d-1(k)(1) promulgated under the Securities Exchange Act of 1934, as amended, the undersigned agree that the Statement on Schedule 13G/A to which this exhibit is attached is filed on behalf of each of them. Date: February 11, 2022 Electrum Silver US LLC By: Electrum Strategic Management LLC, its Manager By: /s/ Andrew M. Shapiro Name: Andrew M.

January 26, 2022 EX-99.1

GATOS SILVER PROVIDES UPDATE ON MINERAL RESOURCES AND RESERVES AT CERRO LOS GATOS AND 2022 PERFORMANCE GUIDANCE

Exhibit 99.1 GATOS SILVER PROVIDES UPDATE ON MINERAL RESOURCES AND RESERVES AT CERRO LOS GATOS AND 2022 PERFORMANCE GUIDANCE Denver, CO ? January 25, 2022 ? Gatos Silver, Inc. (NYSE/TSX: GATO) (?Gatos Silver? or the ?Company?) today provided an update on the resource and reserve estimation process following recent reconciliation work at its Cerro Los Gatos (?CLG?) mine and provided strong 2022 pro

January 26, 2022 8-K

Regulation FD Disclosure, Financial Statements and Exhibits, Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): January 25, 2022 GATOS SILVER, INC. (Exact name of registrant as specified in its charter) Delaware (State or other jurisdiction of incorporation) 001-39649 (Commission File Number) 2

January 10, 2022 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): January 10, 2022 GATOS SILVER, INC. (Exact name of registrant as specified in its charter) Delaware (State or other jurisdiction of incorporation) 001-39649 (Commission File Number) 2

January 10, 2022 EX-99.1

GATOS SILVER REPORTS RECORD PRODUCTION PERFORMANCE DURING FOURTH QUARTER 2021

Exhibit 99.1 8400 E. Crescent Parkway, Suite 600 Greenwood Village, Colorado 80111 (303) 784-5350 www.gatossilver.com GATOS SILVER REPORTS RECORD PRODUCTION PERFORMANCE DURING FOURTH QUARTER 2021 Denver, CO ? January 10, 2022 ? Gatos Silver, Inc. (NYSE/TSX: GATO) (?Gatos Silver? or the ?Company?) is very pleased to report record silver production and plant throughput from the 70%-owned Cerro Los G

November 22, 2021 CORRESP

November 22, 2021

November 22, 2021 VIA EDGAR Securities and Exchange Commission Division of Corporation Finance 100 F Street, N.

November 15, 2021 S-3

As filed with the Securities and Exchange Commission on November 15, 2021.

As filed with the Securities and Exchange Commission on November 15, 2021. Registration No. 333- UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM S-3 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 GATOS SILVER, INC. (Exact Name of Registrant as Specified in Its Charter) Delaware 27-2654848 (State or Other Jurisdiction of Incorporation or Organization) (I.R.S. E

November 15, 2021 EX-4.6

Form of Subordinated Debt Indenture

Exhibit 4.6 GATOS SILVER, INC. as the Company and [] as Trustee Subordinated Indenture Dated as of [] TABLE OF CONTENTS Page Article 1 Definitions And Incorporation By Reference Section 1.01. Definitions 4 Section 1.02. Other Definitions 8 Section 1.03. Incorporation by Reference of Trust Indenture Act 9 Section 1.04. Rules of Construction 9 Article 2 The Securities Section 2.01. Form and Dating 9

November 15, 2021 EX-4.5

Form of Senior Debt Indenture

Exhibit 4.5 GATOS SILVER, INC. as the Company and [] as Trustee Senior Indenture Dated as of [] TABLE OF CONTENTS Page Article 1 Definitions and Incorporation by Reference Section 1.01. Definitions 1 Section 1.02. Other Definitions 4 Section 1.03. Incorporation by Reference of Trust Indenture Act 4 Section 1.04. Rules of Construction 5 Article 2 The Securities Section 2.01. Form and Dating 5 Secti

November 8, 2021 EX-99.1

Gatos Silver Reports Third Quarter 2021 Performance

Exhibit 99.1 8400 E. Crescent Parkway, Suite 600 Greenwood Village, Colorado 80111 (303) 784-5350 www.gatossilver.com Gatos Silver Reports Third Quarter 2021 Performance Denver, CO ? November 8, 2021 ? Gatos Silver, Inc. (NYSE/TSX: GATO) (?Gatos Silver? or the ?Company?) today reported third quarter 2021 (?Q3?) operational and financial results. Key Highlights: ? Achieved record processing through

November 8, 2021 10-Q

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

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

November 8, 2021 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): November 8, 2021 GATOS SILVER, INC. (Exact name of registrant as specified in its charter) Delaware (State or other jurisdiction of incorporation) 001-39649 (Commission File Number) 2

September 2, 2021 8-K

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): September 1, 2021 GATOS SILVER, INC. (Exact name of registrant as specified in its charter) Delaware 001-39649 27-2654848 (State or other jurisdiction of (Commission File Number) (I.R

September 2, 2021 EX-10.1

Separation Agreement, dated as of September 1, 2021, between Gatos Silver, Inc. and John Kinyon

EXHIBIT 10.1 SEPARATION AGREEMENT This Separation Agreement (the ?Agreement?) is made and entered into by and between Gatos Silver, Inc, a Delaware corporation with its principal business address at 8400 Crescent Parkway, Suite 600, Greenwood Village, CO 80111 (the ?Company?), and John Kinyon an individual, with residential address at 4865 S. Greensferry Road, Coeur d Alene, ID 83814 (the ?Executi

August 19, 2021 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 18, 2021 GATOS SILVER, INC

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 18, 2021 GATOS SILVER, INC. (Exact name of registrant as specified in its charter) Delaware 001-39649 27-2654848 (State or other jurisdiction of (Commission File Number) (I.R.S

August 17, 2021 EX-99.1

GATOS SILVER ANNOUNCES EXECUTIVE MANAGEMENT CHANGES

Exhibit 99.1 8400 E. Crescent Parkway, Suite 600 Greenwood Village, Colorado 80111 (303) 784-5350 www.gatossilver.com GATOS SILVER ANNOUNCES EXECUTIVE MANAGEMENT CHANGES Denver, CO ? August 16, 2021 ? Gatos Silver, Inc. (NYSE/TSX: GATO) (?Gatos Silver? or the ?Company?) announces the departure of John Kinyon, Chief Operating Officer, from the Company effective today. The Los Gatos Joint Venture (?

August 17, 2021 8-K

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 12, 2021 GATOS SILVER, INC. (Exact name of registrant as specified in its charter) Delaware 001-39649 27-2654848 (State or other jurisdiction of (Commission File Number) (I.R.S

August 9, 2021 10-Q

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

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

August 9, 2021 EX-10.1

Employment Agreement dated as of June 1, 2021, between Minera Luz del Sol S. de R.L. de C.V. and Dale Andres

Exhibit 10.1 ? EMPLOYMENT AGREEMENT ? THIS EMPLOYMENT AGREEMENT (this "Agreement"), dated as of June 1st, 2021, is between MINERA LUZ DEL SOL S DE R.L., a Mexican corporation (the ?Company?) wholly owned by Gatos Silver Inc. (the ?Parent Company?), (together the ?Companies?) and DALE ANDRES (the "Executive" and together with the Company, the "Parties"). WITNESSETH: ? WHEREAS: ? The Parties wish to

August 9, 2021 EX-99.1

Gatos Silver Reports Record Second Quarter 2021 Financial Results

Exhibit 99.1 8400 E. Crescent Parkway, Suite 600 Greenwood Village, Colorado 80111 (303) 784-5350 www.gatossilver.com Gatos Silver Reports Record Second Quarter 2021 Financial Results Denver, CO ? August 9, 2021 ? Gatos Silver, Inc. (NYSE/TSX: GATO) (?Gatos Silver? or the ?Company?) today reported second quarter 2021 (?Q2?) operational and financial results. Key Highlights: ? Achieved record quart

August 9, 2021 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 9, 2021 GATOS SILVER, INC. (Exact name of registrant as specified in its charter) Delaware 001-39649 27-2654848 (State or other jurisdiction of (Commission File Number) (I.R.S.

July 15, 2021 FWP

Gatos Silver, Inc. Marketed Offering of Common Shares July 15, 2021

Filed pursuant to Rule 433 of the Securities Act of 1933 Issuer Free Writing Prospectus dated July 15, 2021 Registration Statement 333-257843 Gatos Silver, Inc.

July 15, 2021 POS EX

As filed with the Securities and Exchange Commission on July 15, 2021.

As filed with the Securities and Exchange Commission on July 15, 2021. Registration No. 333-257843 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 POST-EFFECTIVE AMENDMENT NO. 1 TO FORM S-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 GATOS SILVER, INC. (Exact Name of Registrant as Specified in Its Charter) Delaware 1040 27 2654848 (State or Other Jurisdiction of

July 15, 2021 424B4

11,430,000 Shares GATOS SILVER, INC. COMMON STOCK

TABLE OF CONTENTS   Filed Pursuant to Rule 424(b)(4)  Registration No. 333-257843 PROSPECTUS 11,430,000 Shares GATOS SILVER, INC. COMMON STOCK We are selling 8,930,000 shares of common stock and the selling stockholders identified in this prospectus are selling 2,500,000 shares of common stock to the underwriters in a firm commitment offering. Our common stock is listed on the New York Stock Excha

July 13, 2021 CORRESP

July 13,2021

July 13,2021 VIA EDGAR Securities and Exchange Commission Division of Corporation Finance 100 F Street, N.

July 13, 2021 CORRESP

July 13, 2021

July 13, 2021 VIA EDGAR TRANSMISSION Division of Corporation Finance Securities and Exchange Commission 100 F Street, N.

July 12, 2021 FWP

Gatos Silver Announces Launch of Proposed Public Offering

Filed pursuant to Rule 433 of the Securities Act of 1933 Issuer Free Writing Prospectus dated July 12, 2021 Registration Statement No.

July 12, 2021 EX-10.17.1

Confirmation Agreement, dated July 12, 2021, among Minera Plata Real, S. de R.L. de C.V., Operaciones San Jose de Plata, S. de R.L. de C.V., Servicios San Jose de Plata, S. de R.L. de C.V., Gatos Silver, Inc. and Dowa Metals & Mining Co., Ltd.

Exhibit 10.17.1 CONFIRMATION AGREEMENT This Confirmation Agreement (this ?Agreement?) is made and effective as of July 12, 2021 among MINERA PLATA REAL, S. DE R.L. DE C.V., a Mexico variable capital company (a ?sociedad de responsabilidad limitada de capital variable? in Spanish) (?MPR?), OPERACIONES SAN JOS? DE PLATA S. DE R.L. DE C.V., a Mexico variable capital company (?Operaciones?), Servicios

July 12, 2021 EX-10.18.1

Revolving Credit Facility, dated July 12, 2021, between Gatos Silver, Inc. and Bank of Montreal, Chicago Branch

Exhibit 10.18.1 Execution Version REVOLVING CREDIT FACILITY Dated as of July 12, 2021 GATOS SILVER, INC. as Borrower CERTAIN SUBSIDIARIES OF THE BORROWER FROM TIME TO TIME PARTY HERETO, as Guarantors BANK OF MONTREAL, CHICAGO BRANCH as Administrative Agent BMO CAPITAL MARKETS as Bookrunner and Mandated Lead Arranger -and- BANK OF MONTREAL, CHICAGO BRANCH and certain financial institutions from tim

July 12, 2021 S-1

Power of Attorney

TABLE OF CONTENTS As filed with the Securities and Exchange Commission on July 12, 2021.

July 12, 2021 8-K

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): July 12, 2021 GATOS SILVER, INC. (Exact name of registrant as specified in its charter) Delaware (State or other jurisdiction of incorporation) 001-39649 (Commission File Number) 27-2

July 12, 2021 EX-99.1

GATOS SILVER SIGNS DEFINITIVE AGREEMENT TO RETIRE LOS GATOS JOINT VENTURE TERM LOAN

Exhibit 99.1 8400 E. Crescent Parkway, Suite 600 Greenwood Village, Colorado 80111 (303) 784-5350 www.gatossilver.com GATOS SILVER SIGNS DEFINITIVE AGREEMENT TO RETIRE LOS GATOS JOINT VENTURE TERM LOAN Denver, CO ? July 12, 2021 ? Gatos Silver, Inc. (NYSE: GATO) (TSX: GATO) (?Gatos Silver? or the ?Company?) is pleased to announce it has reached a definitive agreement with Dowa Metals & Mining Co.,

July 12, 2021 EX-23.7

Consent of Kira Lyn Johnson

Exhibit 23.7 CONSENT OF QUALIFIED PERSON I, Kira Lyn Johnson of Tetra Tech, Inc., in connection with the Registration Statement on Form S-1 (and any amendments, supplements and/or exhibits thereto, the “Registration Statement”) of Gatos Silver, Inc. (the “Company”), consent to: · the public filing and/or incorporation by reference by the Company and use of the technical report titled “Los Gatos Pr

July 12, 2021 EX-23.11

Consent of Max Johnson

Exhibit 23.11 CONSENT OF QUALIFIED PERSON I, Max Johnson of Tetra Tech, Inc., in connection with the Registration Statement on Form S-1 (and any amendments, supplements and/or exhibits thereto, the ?Registration Statement?) of Gatos Silver, Inc. (the ?Company?), consent to: ? the public filing and/or incorporation by reference by the Company and use of the technical report titled ?Los Gatos Projec

July 12, 2021 EX-23.10

Consent of Luis Quirindongo

Exhibit 23.10 CONSENT OF QUALIFIED PERSON I, Luis Quirindongo of Global Resource Engineering, in connection with the Registration Statement on Form S-1 (and any amendments, supplements and/or exhibits thereto, the ?Registration Statement?) of Gatos Silver, Inc. (the ?Company?), consent to: ? the public filing and/or incorporation by reference by the Company and use of the technical report titled ?

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