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CERTIFICATE OF FORMATION UNITED STATES ANTIMONY CORPORATION a Texas corporation

EXHIBIT 3.1 CERTIFICATE OF FORMATION OF UNITED STATES ANTIMONY CORPORATION a Texas corporation United States Antimony Corporation, a corporation organized and existing under the laws of the State of Texas (the “Corporation”), hereby certifies as follows: A. United States Antimony Corporation, a Montana corporation (the “Montana Corporation”), with its principal place of business at 4438 W. Lovers

BYLAWS UNITED STATES ANTIMONY CORPORATION (Effective August 18, 2025) TABLE OF CONTENTS

EXHIBIT 3.2 BYLAWS OF UNITED STATES ANTIMONY CORPORATION (Effective August 18, 2025) TABLE OF CONTENTS Page ARTICLE I — CORPORATE OFFICES 1 1.1 REGISTERED OFFICE 1 1.2 OTHER OFFICES 1 ARTICLE II — MEETINGS OF SHAREHOLDERS 1 2.1 PLACE OF MEETINGS 1 2.2 ANNUAL MEETING 1 2.3 SPECIAL MEETING 1 2.4 ADVANCE NOTICE PROCEDURES 2 2.5 NOTICE OF SHAREHOLDERS MEETINGS 7 2.6 QUORUM 7 2.7 ADJOURNED MEETING; NOT

STATE OF TEXAS CERTIFICATE OF CONVERSION UNITED STATES ANTIMONY CORPORATION

EXHIBIT 3.3 STATE OF TEXAS CERTIFICATE OF CONVERSION UNITED STATES ANTIMONY CORPORATION Pursuant to the provisions of Sections 10.154 and 10.155 of the Texas Business Organizations Code, the undersigned adopts the following certificate of conversion for the purpose of effecting a conversion of United States Antimony Corporation, a Montana corporation (the “Converting Entity”), into United States A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 28, 2025

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 28, 2025 UNITED STATES ANTIMONY CORPORATION (Exact name of registrant as specified in its charter) Texas 001-08675 81-0305822 (State or other jurisdiction of incorporation) (Co

ARTICLES OF DOMESTICATION

EXHIBIT 3.4

United States Antimony Corporation Enters Into Purchase Agreement with Select Institutional Investor for $18 Million Registered Direct Offering of Common Stock “The Critical Minerals and ZEO Company” ~ Antimony, Cobalt, Tungsten, and Zeolite ~

EXHIBIT 99.1 United States Antimony Corporation Enters Into Purchase Agreement with Select Institutional Investor for $18 Million Registered Direct Offering of Common Stock “The Critical Minerals and ZEO Company” ~ Antimony, Cobalt, Tungsten, and Zeolite ~ DALLAS, TX / ACCESS Newswire / August 27, 2025 / United States Antimony Corporation (“USAC,” “US Antimony,” or the “Company”), (NYSE American:

SECURITIES PURCHASE AGREEMENT

EXHIBIT 10.1 SECURITIES PURCHASE AGREEMENT This Securities Purchase Agreement (this “Agreement”) is dated as of August 26, 2025, between United States Antimony Corporation, a Texas corporation (the “Company”), and each purchaser identified on the signature pages hereto (each, including its successors and assigns, a “Purchaser” and collectively, the “Purchasers”). WHEREAS, subject to the terms and

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 26, 2025

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 26, 2025 UNITED STATES ANTIMONY CORPORATION (Exact name of registrant as specified in its charter) Texas 001-08675 81-0305822 (State or other jurisdiction of incorporation) (Com

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EXHIBIT 10.2 August 26, 2025 United States Antimony Corporation 4438 W. Lover’s Lane, Unit 100 Dallas, TX 75354 (406) 606-4117 Dear Mr. Gary C. Evans: Subject to the terms and conditions of this letter agreement (the “Agreement”) between A.G.P./Alliance Global Partners, (“AGP” or the “Placement Agent”) as sole placement agent, and United States Antimony Corporation, a Texas corporation (the “Compa

4,000,000 Shares United States Antimony Corporation Common Stock

Filed Pursuant to Rule 424(b)(5) Registration No. 333-284057 Prospectus Supplement (To Prospectus dated April 24, 2025) 4,000,000 Shares United States Antimony Corporation Common Stock We are offering 4,000,000 shares of our common stock pursuant to this prospectus supplement and the accompanying base prospectus. We have retained A.G.P./Alliance Global Partners, to act as our exclusive placement a

United States Antimony Announces A New Board Member

EXHIBIT 99.1 United States Antimony Announces A New Board Member Appointment of General John M. Keane to Its Board of Directors "The Critical Minerals and ZEO Company" ~ Antimony, Cobalt, Tungsten, and Zeolite ~ DALLAS, TX / ACCESS Newswire / August 19, 2025 / United States Antimony Corporation ("USAC," "US Antimony," or the "Company"), (NYSE American:UAMY)(NYSE Texas:UAMY), is pleased to announce

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 13, 2025

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 13, 2025 UNITED STATES ANTIMONY CORPORATION (Exact name of registrant as specified in its charter) Montana 001-08675 81-0305822 (State or other jurisdiction of incorporation) (C

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported) August 12, 2025

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported) August 12, 2025 UNITED STATES ANTIMONY CORPORATION (Exact name of registrant as specified in its charter) Montana 001-08675 81-0305822 (State or other jurisdiction of incorporation) (C

Transcript of United States Antimony Corporation Second Quarter 2025 Earnings Conference Call August 12, 2025

EXHIBIT 99.1 Transcript of United States Antimony Corporation Second Quarter 2025 Earnings Conference Call August 12, 2025 Participants Gary Evans - Chairman & Chief Executive Officer, United States Antimony Corporation Rick Isaak - Senior VP & Chief Financial Officer, United States Antimony Corporation Joe Bardswich - Executive VP & Chief Mining Engineer, United States Antimony Corporation Meliss

MINE SAFETY DISCLOSURE

EXHIBIT 95 MINE SAFETY DISCLOSURE Pursuant to Section 1503(a) of the recently enacted Dodd-Frank Wall Street Reform and Consumer Protection Act (the “Dodd-Frank Act”), issuers that are operators, or that have a subsidiary that is an operator, of a coal or other mine in the United States are required to disclose in their periodic reports filed with the SEC information regarding specified health and safety violations, orders and citations, issued under the Federal Mine Safety and Health Act of 1977 (the “Mine Act”) by the Mine Safety and Health Administration (the “MSHA”), as well as related assessments and legal actions, and mining-related fatalities.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q (Mark One)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q (Mark One) ☒ Quarterly Report Pursuant to Section 13 Or 15(d) Of The Securities Exchange Act of 1934 For the quarterly period ended June 30, 2025 ☐ Transition Report Under Section 13 Or 15(d) Of The Securities Exchange Act of 1934 For the transition period to COMMISSION FILE NUMBER 001-08675 UNITED STATES ANTIMONY CO

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported) August 12, 2025

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported) August 12, 2025 UNITED STATES ANTIMONY CORPORATION (Exact name of registrant as specified in its charter) Montana 001-08675 81-0305822 (State or other jurisdiction of incorporation) (C

United States Antimony Corporation Reports Second Quarter and Six Months Ended June 30, 2025 Financial and Operating Results Revenues Up 160% YOY Gross Profit Up 183% YOY Net Income Up 707% YOY “The Critical Minerals and ZEO Company” ~ Antimony, Coba

EXHIBIT 99.1 United States Antimony Corporation Reports Second Quarter and Six Months Ended June 30, 2025 Financial and Operating Results Revenues Up 160% YOY Gross Profit Up 183% YOY Net Income Up 707% YOY “The Critical Minerals and ZEO Company” ~ Antimony, Cobalt, Tungsten, and Zeolite ~ DALLAS, TX / ACCESS Newswire / August 12, 2025 – United States Antimony Corporation (“USAC,” “US Antimony Cor

United States Antimony Corporation Announces Date For Release of Second Quarter and Six Months Ended June 30, 2025 Financial and Operating Results Conference Call and Webcast set for Tuesday, August 12, 2025, at 4:15 p.m. Eastern time “The Critical M

EXHIBIT 99.1 United States Antimony Corporation Announces Date For Release of Second Quarter and Six Months Ended June 30, 2025 Financial and Operating Results Conference Call and Webcast set for Tuesday, August 12, 2025, at 4:15 p.m. Eastern time “The Critical Minerals and ZEO Company” ~ Antimony, Cobalt, Tungsten, and Zeolite ~ DALLAS, TX / ACCESS Newswire / August 5, 2025 / United States Antimo

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 5, 2025

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 5, 2025 UNITED STATES ANTIMONY CORPORATION (Exact name of registrant as specified in its charter) Montana 001-08675 81-0305822 (State or other jurisdiction of incorporation) (Co

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 31, 2025

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 31, 2025 UNITED STATES ANTIMONY CORPORATION (Exact name of registrant as specified in its charter) Montana 001-08675 81-0305822 (State or other jurisdiction of incorporation) (Co

Technical Report Summary per SEC S-K 1300 – Bear River Zeolite

EXHIBIT 96.1 Cover Image Credits Bear River Zeolite Mine Site (drone image), Processing Plant, Zeolite Crystal Image (SEM), and Digital Elevation Model (DEM) background. Images courtesy of Bear River Zeolite Company and GeoGRAFX Consulting. Bear River Zeolite Project Franklin County, USA Page: 3 Contents 1. Executive Summary 17 1.1 Introduction 17 1.2 Terms of Reference 17 1.3 Property Setting 17

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 24, 2025

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 24, 2025 UNITED STATES ANTIMONY CORPORATION (Exact name of registrant as specified in its charter) Montana 001-08675 81-0305822 (State or other jurisdiction of incorporation) (Com

United States Antimony Reports First Zeolite Mineral Reserve Technical Report “The Critical Minerals and ZEO Company” ~ Antimony, Cobalt, Tungsten, and Zeolite ~

EXHIBIT 99.1 United States Antimony Reports First Zeolite Mineral Reserve Technical Report “The Critical Minerals and ZEO Company” ~ Antimony, Cobalt, Tungsten, and Zeolite ~ DALLAS, TX / ACCESS Newswire / July 24, 2025 – United States Antimony Corporation (“USAC,” “US Antimony,” or the “Company”), (NYSE: UAMY) (NYSE Texas: UAMY), announced today final completion of its first mineral reserve techn

Presentation Materials

EXHIBIT 99.1

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 15, 2025

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 15, 2025 UNITED STATES ANTIMONY CORPORATION (Exact name of registrant as specified in its charter) Montana 001-08675 81-0305822 (State or other jurisdiction of incorporation) (Com

United States Antimony Provides Update on Both International and Domestic Antimony Procurements “The Critical Minerals and ZEO Company” ~ Antimony, Cobalt, Tungsten, and Zeolite ~

EXHIBIT 99.1 United States Antimony Provides Update on Both International and Domestic Antimony Procurements “The Critical Minerals and ZEO Company” ~ Antimony, Cobalt, Tungsten, and Zeolite ~ DALLAS, TX / ACCESS Newswire / July 14, 2025 – United States Antimony Corporation (“USAC,” “US Antimony,” or the “Company”), (NYSE, NYSE Texas: UAMY), provided today an update on its various procurement effo

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 14, 2025

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 14, 2025 UNITED STATES ANTIMONY CORPORATION (Exact name of registrant as specified in its charter) Montana 001-08675 81-0305822 (State or other jurisdiction of incorporation) (Com

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) June 27, 2025

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) June 27, 2025 UNITED STATES ANTIMONY CORPORATION (Exact name of registrant as specified in its charter) Montana 001-08675 81-0305822 (State or other jurisdiction of incorporation) (C

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, 2025

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, 2025 UNITED STATES ANTIMONY CORPORATION (Exact name of registrant as specified in its charter) Montana 001-08675 81-0305822 (State or other jurisdiction of incorporation) (Com

Press Release issued by United States Antimony Corporation dated July 1, 2025 announcing its Dual Listing on NYSE Texas Exchange

EXHIBIT 99.1

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-A FOR REGISTRATION OF CERTAIN CLASSES OF SECURITIES PURSUANT TO SECTION 12(b) OR (g) OF THE SECURITIES EXCHANGE ACT OF 1934 UNITED STATES ANTIMONY CORPORATION (Exact name of registrant as specified in its charter) Montana 81-0305822 (State or other jurisdiction of incorporation or organization) (I.R.S Employer Identific

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 23, 2025

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 23, 2025 UNITED STATES ANTIMONY CORPORATION (Exact name of registrant as specified in its charter) Montana 001-08675 81-0305822 (State or other jurisdiction of incorporation) (Com

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 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)) ☐ Definitive Proxy Statement ☒ Definitive Additional Materials ☐ Soliciting Material Pursuant to § 240.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 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)) ☒ Definitive Proxy Statement  ☐ Definitive Additional Materials  ☐ Soliciting Material Pursuant to § 240.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 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))  ☐ Definitive Proxy Statement  ☐ Definitive Additional Materials  ☐ Soliciting Material Pursuant to § 240.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported) May 8, 2025

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported) May 8, 2025 UNITED STATES ANTIMONY CORPORATION (Exact name of registrant as specified in its charter) Montana 001-08675 81-0305822 (State or other jurisdiction of incorporation) (Commi

Transcript of United States Antimony Corporation United States Antimony Corporation First Quarter 2025 Financial and Operating Results Call May 8, 2025

EXHIBIT 99.1 Transcript of United States Antimony Corporation United States Antimony Corporation First Quarter 2025 Financial and Operating Results Call May 8, 2025 Participants Gary Evans - CEO & Chairman, United States Antimony Corporation Joe Bardswich - EVP, Chief Mining Officer & Director, United States Antimony Corporation Richard Isaak - Senior Vice President & Chief Financial Officer, Unit

Mine Safety Disclosure.

EXHIBIT 95 MINE SAFETY DISCLOSURE Pursuant to Section 1503(a) of the recently enacted Dodd-Frank Wall Street Reform and Consumer Protection Act (the “Dodd-Frank Act”), issuers that are operators, or that have a subsidiary that is an operator, of a coal or other mine in the United States are required to disclose in their periodic reports filed with the SEC information regarding specified health and safety violations, orders and citations, issued under the Federal Mine Safety and Health Act of 1977 (the “Mine Act”) by the Mine Safety and Health Administration (the “MSHA”), as well as related assessments and legal actions, and mining-related fatalities.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported) May 8, 2025

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported) May 8, 2025 UNITED STATES ANTIMONY CORPORATION (Exact name of registrant as specified in its charter) Montana 001-08675 81-0305822 (State or other jurisdiction of incorporation) (Commi

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q (Mark One)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q (Mark One) ☒ Quarterly Report Pursuant to Section 13 Or 15(d) Of The Securities Exchange Act of 1934 For the quarterly period ended March 31, 2025 ☐ Transition Report Under Section 13 Or 15(d) Of The Securities Exchange Act of 1934 For the transition period to COMMISSION FILE NUMBER 001-08675 UNITED STATES ANTIMONY C

United States Antimony Corporation Reports Record First Quarter 2025 Financial and Operating Results Revenues Up 128% YOY Gross Profit Up 302% YOY Net Income Up 269% YOY “The Critical Minerals and ZEO Company”

EXHIBIT 99.1 United States Antimony Corporation Reports Record First Quarter 2025 Financial and Operating Results Revenues Up 128% YOY Gross Profit Up 302% YOY Net Income Up 269% YOY “The Critical Minerals and ZEO Company” DALLAS, TX / ACCESS Newswire / May 8, 2025 – United States Antimony Corporation (“USAC” or the “Company” or “U.S. Antimony Corporation”), (NYSE: UAMY) reported today its first q

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, 2025

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, 2025 UNITED STATES ANTIMONY CORPORATION (Exact name of registrant as specified in its charter) Montana 001-08675 81-0305822 (State or other jurisdiction of incorporation) (Commi

United States Antimony Corporation Announces Webcast set for Thursday, May 8, 2025, at 4:15 PM Eastern Time on Record First Quarter 2025 Financial and Operating Results

EXHIBIT 99.1 United States Antimony Corporation Announces Webcast set for Thursday, May 8, 2025, at 4:15 PM Eastern Time on Record First Quarter 2025 Financial and Operating Results DALLAS, TX / ACCESS Newswire / May 6, 2025 / United States Antimony Corporation ("USAC" or the “Company”), (NYSE American: UAMY) announces a Webcast set for Thursday, May 8, 2025 at 4:15 PM Eastern Time to report recor

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 30, 2025

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 30, 2025 UNITED STATES ANTIMONY CORPORATION (Exact name of registrant as specified in its charter) Montana 001-08675 81-0305822 (State or other jurisdiction of incorporation) (Co

United States Antimony Corporation Announces Expansion Plans at its active Antimony Smelter located in Thompson Falls, Montana “The Critical Minerals and ZEO Company”

EXHIBIT 99.1 United States Antimony Corporation Announces Expansion Plans at its active Antimony Smelter located in Thompson Falls, Montana “The Critical Minerals and ZEO Company” DALLAS, TX / ACCESS Newswire / April 30, 2025 – United States Antimony Corporation (“USAC,” “U.S. Antimony,” or the “Company”), (NYSE: UAMY), announced today the completion of a lengthy review of its expansion plans at t

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported) April 25, 2025

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 25, 2025 UNITED STATES ANTIMONY CORPORATION (Exact name of registrant as specified in its charter) Montana 001-08675 81-0305822 (State or other jurisdiction of incorporation) (Co

United States Antimony Corporation Up to $25,000,000 Common Stock

Filed Pursuant to Rule 424(b)(5) Registration No. 333-284057 PROSPECTUS SUPPLEMENT (To Prospectus dated April 24, 2025) United States Antimony Corporation Up to $25,000,000 Common Stock We previously entered into a Sales Agreement, or the sales agreement, with A.G.P./Alliance Global Partners, A.G.P. or the Agent, relating to shares of our common stock, $0.01 par value per share, offered by this pr

Filing fee table.

EXHIBIT 107 FORM S-3 (Form Type) REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 UNITED STATES ANTIMONY CORPORATION (Exact Name of Registrant as Specified in Its Charter) Table 1: Newly Registered Securities Security Type Security Class Title Fee Calculation Carry Forward Rule Amount Registered Proposed Maximum Offering Price per Unit Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee Carry Forward Form Type Carry Forward File Number Carry Forward Initial Effective Date Filing Fee Paid In Connection with Unsold Securities to be Carried Forward Newly Registered Securities Newly Registered Securities Equity Common Stock, $0.

As filed with the Securities and Exchange Commission on April 22, 2025

As filed with the Securities and Exchange Commission on April 22, 2025 Registration No.

United States Antimony Corporation P.O. Box 643

United States Antimony Corporation P.O. Box 643 Thompson Falls, MT 59873 April 22, 2025 VIA EDGAR United States Securities and Exchange Commission Division of Corporation Finance 100 F Street, N.E. Washington, DC 20549 Re: United States Antimony Corporation Registration Statement on Form S-3 (File No. 333-284057) Ladies and Gentlemen: Pursuant to Rule 461 under the Securities Act of 1933 and on be

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 21, 2025

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 21, 2025 UNITED STATES ANTIMONY CORPORATION (Exact name of registrant as specified in its charter) Montana 001-08675 81-0305822 (State or other jurisdiction of incorporation) (Co

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-K/A (Amendment No. 1) ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended: December 31, 2024 ☐ 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: 001-08675 UNITED

Filing fee table.

EXHIBIT 107 FORM S-3 (Form Type) REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 UNITED STATES ANTIMONY CORPORATION (Exact Name of Registrant as Specified in Its Charter) Table 1: Newly Registered Securities Security Type Security Class Title Fee Calculation Carry Forward Rule Amount Registered Proposed Maximum Offering Price per Unit Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee Carry Forward Form Type Carry Forward File Number Carry Forward Initial Effective Date Filing Fee Paid In Connection with Unsold Securities to be Carried Forward Newly Registered Securities Newly Registered Securities Equity Common Stock, $0.

As filed with the Securities and Exchange Commission on April 18, 2025

As filed with the Securities and Exchange Commission on April 18, 2025 Registration No.

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 11, 2025

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 11, 2025 UNITED STATES ANTIMONY CORPORATION (Exact name of registrant as specified in its charter) Montana 001-08675 81-0305822 (State or other jurisdiction of incorporation) (Co

United States Antimony Corporation Secures $5 Million Line of Credit “The Critical Minerals and ZEO Company”

EXHIBIT 99.1 United States Antimony Corporation Secures $5 Million Line of Credit “The Critical Minerals and ZEO Company” DALLAS, TX / ACCESS Newswire / April 11, 2025 – United States Antimony Corporation (“USAC,” “U.S. Antimony,” or the “Company”), (NYSE: UAMY), the only vertically integrated antimony producer in North American, announces today that it has secured a $5 million line of credit with

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported) March 20, 2025

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported) March 20, 2025 UNITED STATES ANTIMONY CORPORATION (Exact name of registrant as specified in its charter) Montana 001-08675 81-0305822 (State or other jurisdiction of incorporation) (Co

Transcript of United States Antimony Corporation Fourth Quarter 2024, Operating and Financial Results March 20, 2025

EXHIBIT 99.1 Transcript of United States Antimony Corporation Fourth Quarter 2024, Operating and Financial Results March 20, 2025 Participants Gary Evans - Chief Executive Officer & Chairman, United States Antimony Corp. Richard Isaak - Senior Vice President & Chief Financial Officer, United States Antimony Corp. Joe Bardswich - EVP, Chief Mining Officer & Director, United States Antimony Corp. Jo

United States Antimony Corporation Reports Record Fiscal Year 2024 Results

EXHIBIT 99.1 On Thursday, March 20, 2025, at 8:00 AM ET United States Antimony Corporation Reports Record Fiscal Year 2024 Results “The Critical Minerals and ZEO Company” Revenues Up 72% YOY Cost of Sales Down 5% YOY Gross Profit Up 204% YOY DALLAS, TX / ACCESS Newswire / March 20, 2025 / United States Antimony Corporation (“USAC,” the “Company” or “U.S. Antimony Corporation”), (NYSE: UAMY) report

Mine Safety Disclosure

EXHIBIT 95 MINE SAFETY DISCLOSURE Pursuant to Section 1503(a) of the recently enacted Dodd-Frank Wall Street Reform and Consumer Protection Act (the “Dodd-Frank Act”), issuers that are operators, or that have a subsidiary that is an operator, of a coal or other mine in the United States are required to disclose in their periodic reports filed with the SEC information regarding specified health and safety violations, orders and citations, issued under the Federal Mine Safety and Health Act of 1977 (the “Mine Act”) by the Mine Safety and Health Administration (the “MSHA”), as well as related assessments and legal actions, and mining-related fatalities.

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-K ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended: December 31, 2024 ☐ 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: 001-08675 UNITED STATES ANTIMONY CORP

Insider Trading Policy (included in Exhibit 14)

EXHIBIT 14 Code of Ethics Purpose Our code of ethics aims to give our employees guidelines on our business ethics and stance on various controversial matters.

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 20, 2025 UNITED STATES ANTIMONY CORPORATION (Exact name of registrant as specified in its charter) Montana 001-08675 81-0305822 (State or other jurisdiction of incorporation) (Co

Subsidiaries of the Company

EXHIBIT 21.1 Subsidiaries of Registrant as of December 31, 2024 Name: Jurisdiction Bear River Zeolite Company Idaho Antimonio de Mexico, S.A. de C.V. Mexico US Antimony de Mexico, S.A. de C.V. Mexico Stibnite Holding Company US Inc. Montana Antimony Mining and Milling US LLC Montana AGAU Mines, Inc. Montana Lanxess Laurel de Mexico, S.A. de C.V. Mexico Great Land Minerals, LLC Alaska Denali Minera

United States Antimony Corporation Announces Webcast set for Thursday, March 20, 2025, at 4:15 PM Eastern Time to Report Fiscal Year 2024 Financial and Operating Results

EXHIBIT 99.1 On Tuesday, March 18, 2025, at 08:00 AM ET United States Antimony Corporation Announces Webcast set for Thursday, March 20, 2025, at 4:15 PM Eastern Time to Report Fiscal Year 2024 Financial and Operating Results DALLAS, TX / ACCESS Newswire / March 18, 2025 / United States Antimony Corporation ("USAC" or the "Company"), (NYSE:UAMY) announces a webcast set for Thursday, March 20, 2025

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, 2025

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, 2025 UNITED STATES ANTIMONY CORPORATION (Exact name of registrant as specified in its charter) Montana 001-08675 81-0305822 (State or other jurisdiction of incorporation) (Co

United States Antimony Corporation Provides Operational Update on Madero, Mexico Smelter “The Critical Minerals and ZEO Company”

EXHIBIT 99.1 United States Antimony Corporation Provides Operational Update on Madero, Mexico Smelter “The Critical Minerals and ZEO Company” DALLAS, TX / ACCESS Newswire / January 22, 2025 – United States Antimony Corporation (“USAC,” or the “Company”), (NYSE: UAMY) is providing an operational update today on its Madero, Mexico Smelter. Last week, a management team comprised of five members of th

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): January 22, 2025 UNITED STATES ANTIMONY CORPORATION (Exact name of registrant as specified in its charter) Montana 001-08675 81-0305822 (State or other jurisdiction of incorporation)

United States Antimony Corporation Announces Exclusive Option Agreement to Acquire Third Group of Alaska Antimony Mining Claims “The Critical Minerals and ZEO Company”

EXHIBIT 99.1 United States Antimony Corporation Announces Exclusive Option Agreement to Acquire Third Group of Alaska Antimony Mining Claims “The Critical Minerals and ZEO Company” DALLAS, TX / ACCESSWIRE / January 21, 2025 – United States Antimony Corporation (“USAC,” or the “Company”), (NYSE: UAMY) announced today that it has completed contract negotiations and entered into an exclusive option a

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): January 21, 2025

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): January 21, 2025 UNITED STATES ANTIMONY CORPORATION (Exact name of registrant as specified in its charter) Montana 001-08675 81-0305822 (State or other jurisdiction of incorporation)

United States Antimony Corporation Announces Second Contract for International Supply of Antimony Filing of $100 Million Universal Shelf Registration Statement on Form S-3 “The Critical Minerals and ZEO Company”

EXHIBIT 99.1 United States Antimony Corporation Announces Second Contract for International Supply of Antimony Filing of $100 Million Universal Shelf Registration Statement on Form S-3 “The Critical Minerals and ZEO Company” DALLAS, TX / ACCESSWIRE / December 30, 2024 / United States Antimony Corporation ("USAC", or the “Company”), (NYxSE: UAMY) announced today that it has entered into a second de

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported) December 30, 2024 UNITED STATES ANTIMONY CORPORATION (Exact name of registrant as specified in its charter) Montana 001-08675 81-0305822 (State or other jurisdiction of incorporation)

Form of Subordinated Indenture

EXHIBIT 4.9 UNITED STATES ANTIMONY CORPORATION Issuer AND [ ] Trustee INDENTURE Dated as of [ ] Subordinated Debt Securities 1 CROSS-REFERENCE TABLE (1) Section of Trust Indenture Act Section of of 1939, as Amended Indenture 310(a). 7.09 310(b). 7.08 7.10 310(c). Inapplicable 311(a). 7.13(a) 311(b). 7.13(b) 311(c). Inapplicable 312(a) 5.02(a) 312(b). 5.02(b) 312(c). 5.02(c) 313(a). 5.04(a) 313(b).

Form of Senior Indenture

EXHIBIT 4.8 UNITED STATES ANTIMONY CORPORATION Issuer AND [ ] Trustee INDENTURE Dated as of [ ] Senior Debt Securities 1 CROSS-REFERENCE TABLE (1) Section of Trust Indenture Act Section of of 1939, as Amended Indenture 310(a). 7.09 310(b). 7.08 7.10 310(c). Inapplicable 311(a). 7.13(a) 311(b). 7.13(b) 311(c). Inapplicable 312(a) 5.02(a) 312(b). 5.02(b) 312(c). 5.02(c) 313(a). 5.04(a) 313(b). 5.04(

Filing fee table.

EXHIBIT 107 FORM S-3 (Form Type) REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 UNITED STATES ANTIMONY CORPORATION (Exact Name of Registrant as Specified in Its Charter) Table 1: Newly Registered Securities Security Type Security Class Title Fee Calculation Carry Forward Rule Amount Registered Proposed Maximum Offering Price per Unit Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee Carry Forward Form Type Carry Forward File Number Carry Forward Initial Effective Date Filing Fee Paid In Connection with Unsold Securities to be Carried Forward Newly Registered Securities Newly Registered Securities Equity Common Stock, $0.

As filed with the Securities and Exchange Commission on December 27, 2024

As filed with the Securities and Exchange Commission on December 27, 2024 Registration No.

Regulation FD Disclosure, Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits, 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) December 9, 2024 UNITED STATES ANTIMONY CORPORATION (Exact name of registrant as specified in its charter) Montana 001-08675 81-0305822 (State or other jurisdiction of incorporation) (

United States Antimony Corporation Announces Corporate Headquarters Move and Senior Management Changes Gary C. Evans – CEO & Chairman of the Board Joe Bardswich – EVP & Chief Mining Engineer “The Critical Minerals and ZEO Company”

EXHIBIT 99.1 United States Antimony Corporation Announces Corporate Headquarters Move and Senior Management Changes Gary C. Evans – CEO & Chairman of the Board Joe Bardswich – EVP & Chief Mining Engineer “The Critical Minerals and ZEO Company” DALLAS, TX / ACCESSWIRE / December 11, 2024 / United States Antimony Corporation ("USAC", or the “Company”), (NYSE: UAMY) announced today the decision by it

UNITED STATES ANTIMONY CORPORATION 10,060,500 Shares of Common Stock

Filed pursuant to Rule 424(b)(3) Registration No. 333-283523 PROSPECTUS UNITED STATES ANTIMONY CORPORATION 10,060,500 Shares of Common Stock The selling stockholders of United States Antimony Corporation (“USAC,” “we,” “us” or the “Company”) identified in this prospectus, including their pledgees, donees, transferees, assigns or other successors in interest, may, from time to time, offer and resel

United States Antimony Corporation P.O. Box 643 Thompson Falls, MT 59873

United States Antimony Corporation P.O. Box 643 Thompson Falls, MT 59873 December 5, 2024 VIA EDGAR United States Securities and Exchange Commission Division of Corporation Finance 100 F Street, N.E. Washington, DC 20549 Re: United States Antimony Corporation Registration Statement on Form S-3 (File No. 333-283523) Ladies and Gentlemen: Pursuant to Rule 461 under the Securities Act of 1933 and on

As filed with the Securities and Exchange Commission on November 27, 2024

As filed with the Securities and Exchange Commission on November 27, 2024 Registration No.

Calculation of Filing Fee Table

EXHIBIT 107 CALCULATION OF REGISTRATION FEE FORM S-3 (Form Type) REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 UNITED STATES ANTIMONY CORPORATION (Exact Name of Registrant as Specified in Its Charter) Table 1: Newly Registered Securities Security Type Security Class Title Fee Calculation Rule Amount Registered Proposed Maximum Offering Price Per Unit Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee Equity Common stock 457(g) 9,256,500 $0.

Transcript of United States Antimony Corporation United States Antimony Corporation Third Quarter and Nine Months Ended September 30, 2024, Operating and Financial Results Call November 12, 2024

EX-99.1 2 uamyex991.htm EX-99.1 EXHIBIT 99.1 Transcript of United States Antimony Corporation United States Antimony Corporation Third Quarter and Nine Months Ended September 30, 2024, Operating and Financial Results Call November 12, 2024 Participants Gary C. Evans - Co-CEO & Chairman, United States Antimony Corporation Joe Bardswich - Co-CEO & Director, United States Antimony Corporation Richard

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported) November 12, 2024 UNITED STATESANTIMONY CORPORATION (Exact name of registrant as specified in its charter) Montana 001-08675 81-0305822 (State or other jurisdiction of incorporation) (

Press release issued by United States Antimony Corporation, dated November 12, 2024, reporting the Company’s financial results for the third quarter and nine months ended September 30, 2024, furnished herewith.

EXHIBIT 99.1

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 12, 2024 UNITED STATES ANTIMONY CORPORATION (Exact name of registrant as specified in its charter) Montana 001-08675 81-0305822 (State or other jurisdiction of incorporation)

Rule 15d-14(a) Certification by Co-Principal Executive Officer.

EXHIBIT 31.1A Certification I, Gary C. Evans, certify that: 1. I have reviewed this quarterly report on Form 10-Q of United States Antimony Corporation for the quarter ended September 30, 2024; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under whi

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q (Mark One)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q (Mark One) ☒ Quarterly Report Pursuant to Section 13 Or 15(d) Of The Securities Exchange Act of 1934 For the quarterly period ended September 30, 2024 ☐ Transition Report Under Section 13 Or 15(d) Of The Securities Exchange Act of 1934 For the transition period to COMMISSION FILE NUMBER 001-08675 UNITED STATES ANTIMO

Description of Securities (incorporated by reference as Exhibit 4.1 to the Company’s Quarterly Report on Form 10-Q filed with the SEC on November 12, 2024).

EXHIBIT 4.1 DESCRIPTION OF SECURITIES The following description of capital stock summarizes certain provisions of our Third Restated Articles of Incorporation (the “Articles of Incorporation”) and our First Restated By-Laws (the “Bylaws”). The description is intended as a summary, and is qualified in its entirety by reference to our Articles of Incorporation and our Bylaws. Authorized Capital Stoc

Sales Agreement between United States Antimony Corporation and A.G.P./Alliance Global Partners, dated November 12, 2024 (incorporated by reference to Exhibit 1.1 to the Company’s Quarterly Report on Form 10-Q filed with the SEC on November 12, 2024)

EXHIBIT 1.1 UNITED STATES ANTIMONY CORPORATION COMMON STOCK SALES AGREEMENT November 12, 2024 A.G.P./Alliance Global Partners 590 Madison Avenue New York, NY 10022 Ladies and Gentlemen: United States Antimony Corporation, a Montana corporation (the “Company”), confirms its agreement (this “Agreement”) with A.G.P./Alliance Global Partners (the “Sales Agent”), as follows: 1. Issuance and Sale of Sha

Mine Safety Disclosure.

EXHIBIT 95 MINE SAFETY DISCLOSURE Pursuant to Section 1503(a) of the recently enacted Dodd-Frank Wall Street Reform and Consumer Protection Act (the “Dodd-Frank Act”), issuers that are operators, or that have a subsidiary that is an operator, of a coal or other mine in the United States are required to disclose in their periodic reports filed with the SEC information regarding specified health and safety violations, orders and citations, issued under the Federal Mine Safety and Health Act of 1977 (the “Mine Act”) by the Mine Safety and Health Administration (the “MSHA”), as well as related assessments and legal actions, and mining-related fatalities.

Rule 15d-14(a) Certification by Co-Principal Executive Officer.

EXHIBIT 31.1B Certification I, Lloyd Joseph Bardswich, certify that: 1. I have reviewed this quarterly report on Form 10-Q of United States Antimony Corporation for the quarter ended September 30, 2024; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances

United States Antimony Corporation Up to $25,000,000 Common Stock

Filed Pursuant to Rule 424(b)(5) Registration No. 333-262206 PROSPECTUS SUPPLEMENT (To Prospectus dated January 31, 2022) United States Antimony Corporation Up to $25,000,000 Common Stock We have entered into a Sales Agreement, or sales agreement, with A.G.P./Alliance Global Partners, A.G.P. or the Agent, relating to shares of our common stock, $0.01 par value per share, offered by this prospectus

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) November 7, 2024 UNITED STATES ANTIMONY CORPORATION (Exact name of registrant as specified in its charter) Montana 001-08675 81-0305822 (State or other jurisdiction of incorporation) (

1

EXHIBIT 99.1 1 2

Transcript of United States Antimony Corporation Second Quarter and Six Months Ended June 30, 2024 Operating and Financial Results August 9, 2024

EXHIBIT 99.1 Transcript of United States Antimony Corporation Second Quarter and Six Months Ended June 30, 2024 Operating and Financial Results August 9, 2024 Participants Gary Evans - Co-CEO & Chairman, United States Antimony Corporation Richard Isaak - Senior Vice President & Chief Financial Officer, United States Antimony Corporation Joe Bardswich - Co-CEO & Director, United States Antimony Cor

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported) August 9, 2024 UNITED STATES ANTIMONY CORPORATION (Exact name of registrant as specified in its charter) Montana 001-08675 81-0305822 (State or other jurisdiction of incorporation) (Co

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, 2024

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, 2024 UNITED STATES ANTIMONY CORPORATION (Exact name of registrant as specified in its charter) Montana 001-08675 81-0305822 (State or other jurisdiction of incorporation) (Co

United States Antimony Corporation Announces Webcast set for Friday, August 9, 2024, at 3:15 PM Central Time to Review the Second Quarter and Six Months Ended June 30, 2024 Operating and Financial Results “The Critical Minerals and ZEO Company”

EXHIBIT 99.1 United States Antimony Corporation Announces Webcast set for Friday, August 9, 2024, at 3:15 PM Central Time to Review the Second Quarter and Six Months Ended June 30, 2024 Operating and Financial Results “The Critical Minerals and ZEO Company” THOMPSON FALLS, MT / ACCESSWIRE / August 8, 2024 / United States Antimony Corporation ("USAC", the “Company”), (NYSE: UAMY) announces Webcast

Rule 15d-14(a) Certification by Co-Principal Executive Officer.

EXHIBIT 31.1A Certification I, Gary C. Evans, certify that: 1. I have reviewed this quarterly report on Form 10-Q of United States Antimony Corporation for the quarter ended June 30, 2024; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which su

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q (Mark One)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q (Mark One) ☒ Quarterly Report Pursuant to Section 13 Or 15(d) Of The Securities Exchange Act of 1934 For the quarterly period ended June 30, 2024 ☐ Transition Report Under Section 13 Or 15(d) Of The Securities Exchange Act of 1934 For the transition period to COMMISSION FILE NUMBER 001-08675 UNITED STATES ANTIMONY CO

First Restated Bylaws (incorporated by reference to Exhibit 3.1 to the Company’s Current Report on Form 8-K filed with the SEC on May 20, 2024).

EXHIBIT 3.2 FIRST RESTATED BYLAWS OF UNITED STATES ANTIMONY CORPORATION (a Montana corporation) ARTICLE I OFFICES Section 1.01. Registered Agent and Principal Office. The address of the Corporation’s registered office and the name of its registered agent at that office shall be as set forth in the Corporation’s articles of incorporation (the ‘Articles of Incorporation’). The Board of Directors may

Rule 15d-14(a) Certification by Co-Principal Executive Officer.

EXHIBIT 31.1B Certification I, Lloyd Joseph Bardswich, certify that: 1. I have reviewed this quarterly report on Form 10-Q of United States Antimony Corporation for the quarter ended June 30, 2024; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under

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, 2024 UNITED STATES ANTIMONY CORPORATION (Exact name of registrant as specified in its charter) Montana 001-08675 81-0305822 (State or other jurisdiction of incorporation) (Co

United States Antimony Corporation Reports Second Quarter and Six Months Ended June 30, 2024 Results “The Critical Minerals and ZEO Company”

EXHIBIT 99.1 United States Antimony Corporation Reports Second Quarter and Six Months Ended June 30, 2024 Results “The Critical Minerals and ZEO Company” THOMPSON FALLS, MT / ACCESSWIRE / August 9, 2024 /United States Antimony Corporation ("USAC" or the “Company” or “U.S. Antimony Corporation”), (NYSE American: UAMY) reported today its second quarter and six months ended June 30, 2024 financial an

Mine Safety Disclosure.

EXHIBIT 95 MINE SAFETY DISCLOSURE Pursuant to Section 1503(a) of the recently enacted Dodd-Frank Wall Street Reform and Consumer Protection Act (the “Dodd-Frank Act”), issuers that are operators, or that have a subsidiary that is an operator, of a coal or other mine in the United States are required to disclose in their periodic reports filed with the SEC information regarding specified health and safety violations, orders and citations, issued under the Federal Mine Safety and Health Act of 1977 (the “Mine Act”) by the Mine Safety and Health Administration (the “MSHA”), as well as related assessments and legal actions, and mining-related fatalities.

Third Restated Articles of Incorporation (incorporated by reference as Exhibit 3.1 to the Company’s current Report on Form 8-K filed with the SEC on August 5, 2024).

EXHIBIT 3.1 THIRD RESTATED ARTICLES OF INCORPORATION OF UNITED STATES ANTIMONY CORPORATION Pursuant to the applicable sections of the Montana Business Corporation Act (the “MBCA”), the undersigned amends and restates in their entirety the Second Restated Articles of Incorporation of United States Antimony Corporation initially filed on January 14, 1970, and as thereafter amended on March 28, 1984,

Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year, Material Modification to Rights of Security Holders, Financial Statements and Exhibits, Submission of Matters to a Vote of Security Holders

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): July 30, 2024 UNITED STATES ANTIMONY CORPORATION (Exact name of registrant as specified in its charter) Montana 001-08675 81-0305822 (State or other jurisdiction of incorporation) (Co

Third Restated Articles of Incorporation (incorporated by reference as Exhibit 3.1 to the Company’s current Report on Form 8-K filed with the SEC on August 5, 2024).

EXHIBIT 3.1 THIRD RESTATED ARTICLES OF INCORPORATION OF UNITED STATES ANTIMONY CORPORATION Pursuant to the applicable sections of the Montana Business Corporation Act (the “MBCA”), the undersigned amends and restates in their entirety the Second Restated Articles of Incorporation of United States Antimony Corporation initially filed on January 14, 1970, and as thereafter amended on March 28, 1984,

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

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 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)) ☒ Definitive Proxy State

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

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 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)) ☐ Definitive Proxy State

Transcript of United States Antimony Corporation United States Antimony Corporation First Quarter 2024 Results Webcast May 15, 2024

EXHIBIT 99.1 Transcript of United States Antimony Corporation United States Antimony Corporation First Quarter 2024 Results Webcast May 15, 2024 Participants Gary C. Evans - Chairman of the Board, United States Antimony Corporation Joe Bardswich - Co-CEO, United States Antimony Corporation Richard Isaak - Chief Financial Officer, United States Antimony Corporation Analysts Presentation Operator Gr

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, 2024

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, 2024 UNITED STATES ANTIMONY CORPORATION (Exact name of registrant as specified in its charter) Montana 001-08675 81-0305822 (State or other jurisdiction of incorporation) (Comm

Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year, 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 17, 2024 UNITED STATES ANTIMONY CORPORATION (Exact name of registrant as specified in its charter) Montana 001-08675 81-0305822 (State or other jurisdiction of incorporation) (Com

First Restated Bylaws (incorporated by reference to Exhibit 3.1 to the Company’s Current Report on Form 8-K filed with the SEC on May 20, 2024).

EXHIBIT 3.1 FIRST RESTATED BYLAWS OF UNITED STATES ANTIMONY CORPORATION (a Montana corporation) ARTICLE I OFFICES Section 1.01.Registered Agent and Principal Office. The address of the Corporation’s registered office and the name of its registered agent at that office shall be as set forth in the Corporation’s articles of incorporation (the ‘Articles of Incorporation’). The Board of Directors may

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q (Mark One)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q (Mark One) ☒ Quarterly Report Pursuant to Section 13 Or 15(d) Of The Securities Exchange Act of 1934 For the quarterly period ended March 31, 2024 ☐ Transition Report Under Section 13 Or 15(d) Of The Securities Exchange Act of 1934 For the transition period to COMMISSION FILE NUMBER 001-08675 UNITED STATES ANTIMONY C

Filing Fee Table

EXHIBIT 107.1 CALCULATION OF REGISTRATION FEE FORM S-8 (Form Type) REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 UNITED STATES ANTIMONY CORPORATION (Exact Name of Registrant as Specified in Its Charter) Table 1: Newly Registered Securities Security Type Security Class Title (1) Fee Calculation Rule Amount Registered (1) Proposed Maximum Offering Price Per Unit (2) Maximum Aggregate Offer

Rule 15d-14(a) Certification by Co-Principal Executive Officer.

EXHIBIT 31.1A Certification I, Gary C. Evans, certify that: 1. I have reviewed this quarterly report on Form 10-Q of United States Antimony Corporation for the quarter ended March 31, 2024; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which s

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported) May 15, 2024

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, 2024 UNITED STATES ANTIMONY CORPORATION (Exact name of registrant as specified in its charter) Montana 001-08675 81-0305822 (State or other jurisdiction of incorporation) (Comm

Rule 15d-14(a) Certification by Co-Principal Executive Officer.

EXHIBIT 31.1B Certification I, Lloyd Joseph Bardswich, certify that: 1. I have reviewed this quarterly report on Form 10-Q of United States Antimony Corporation for the quarter ended March 31, 2024; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances unde

As filed with the Securities and Exchange Commission on May 15, 2024

As filed with the Securities and Exchange Commission on May 15, 2024 Registration No.

Mine Safety Disclosure.

EXHIBIT 95 MINE SAFETY DISCLOSURE Pursuant to Section 1503(a) of the recently enacted Dodd-Frank Wall Street Reform and Consumer Protection Act (the “Dodd-Frank Act”), issuers that are operators, or that have a subsidiary that is an operator, of a coal or other mine in the United States are required to disclose in their periodic reports filed with the SEC information regarding specified health and safety violations, orders and citations, issued under the Federal Mine Safety and Health Act of 1977 (the “Mine Act”) by the Mine Safety and Health Administration (the “MSHA”), as well as related assessments and legal actions, and mining-related fatalities.

United States Antimony Corporation Reports First Quarter 2024 Results

EXHIBIT 99.1 United States Antimony Corporation Reports First Quarter 2024 Results THOMPSON FALLS, MT / ACCESSWIRE / May 15, 2024 / United States Antimony Corporation ("USAC" or the “Company” or “U.S. Antimony Corporation”), (NYSE American: UAMY) reports today its first quarter 2024 financial and operational results. Revenues for the first quarter of 2024 increased 28%, or $621k, to $2.83 million,

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 14, 2024

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 14, 2024 UNITED STATES ANTIMONY CORPORATION (Exact name of registrant as specified in its charter) Montana 001-08675 81-0305822 (State or other jurisdiction of incorporation) (Comm

United States Antimony Corporation Announces Webcast set for Wednesday, May 15, 2024, at 4:15 PM Eastern Time on First Quarter 2024 Results

EXHIBIT 99.1 United States Antimony Corporation Announces Webcast set for Wednesday, May 15, 2024, at 4:15 PM Eastern Time on First Quarter 2024 Results THOMPSON FALLS, MT / ACCESSWIRE / May 14, 2024 / United States Antimony Corporation ("USAC" or the “Company”), (NYSE American: UAMY) announces a Webcast set for Wednesday, May 15, 2024 at 4:15 PM Eastern Time on First Quarter 2024 Financial and Op

Costs Associated with Exit or Disposal Activities

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K/A (Amendment No. 1) CURRENT REPORT Pursuant to Section 13 OR 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): March 11, 2024 UNITEDSTATESANTIMONY CORPORATION (Exact name of registrant as specified in its charter) Montana 001-08675 81-0305822 (State or other jurisdiction of

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported) April 17, 2024 UNITEDSTATESANTIMONY CORPORATION (Exact name of registrant as specified in its charter) Montana 001-08675 81-0305822 (State or other jurisdiction of incorporation) (Comm

Transcript of United States Antimony Corporation Calendar Year 2023 Financial and Operational Results Conference Call April 17, 2024

EXHIBIT 99.1 Transcript of United States Antimony Corporation Calendar Year 2023 Financial and Operational Results Conference Call April 17, 2024 Participants Gary C. Evans – Chairman and Co-CEO, United States Antimony Corporation Rick Isaak - SVP & Chief Financial Officer, United States Antimony Corporation Joe Bardswich – Board Member and Co-CEO, United States Antimony Corporation Presentation O

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) April 16, 2024 UNITEDSTATESANTIMONY CORPORATION (Exact name of registrant as specified in its charter) Montana 001-08675 81-0305822 (State or other jurisdiction of incorporation) (Comm

United States Antimony Corporation Announces Webcast set for Wednesday, April 17, 2024, at 2:15 PM Mountain Time on Calendar Year 2023 Results

EXHIBIT 99.1 United States Antimony Corporation Announces Webcast set for Wednesday, April 17, 2024, at 2:15 PM Mountain Time on Calendar Year 2023 Results THOMPSON FALLS, MT / ACCESSWIRE / April 16, 2024 / United States Antimony Corporation ("USAC", the “Company”), (NYSE American: UAMY) announces Webcast set for Wednesday, April 17, 2024, at 2:15 PM Mountain Time on Calendar Year 2023 Financial a

Subsidiaries of the Company

EXHIBIT 21.1 Subsidiaries of Registrant as of December 31, 2023 Name: Jurisdiction Bear River Zeolite Company Idaho Antimonio de Mexico, S.A. de C.V. Mexico United States Antimony, Mexico, S.A. de C.V. Mexico Stibnite Holding Company US Inc. Montana Antimony Mining and Milling US LLC Montana AGUA Mines, Inc. Montana Lanxess Laurel de Mexico, S.A. de C.V. Mexico

Certification of Principal Executive Officer pursuant to Rule 13a-14(a) and Rule 15d-14(a) under the Exchange Act, as adopted pursuant to Section 302 of the Sarbanes Oxley Act of 2002.

EXHIBIT 31.1a Certification of Principal Executive Officer Pursuant to Exchange Act Rule 13a-14(a)/15d-14(a) as Adopted Pursuant to Section 302 of the Sarbanes-Oxley Act of 2002 I, Gary C. Evans, certify that: (1) I have reviewed this annual report on Form 10-K of United States Antimony Corporation; (2) Based on my knowledge, this report does not contain any untrue statement of a material fact or

Description of Company’s Securities Registered Pursuant to Section 12 of the Exchange Act

EXHIBIT 4.1 DESCRIPTION OF SECURITIES Common Stock We are authorized to issue 150,000,000 shares of our common stock, par value $0.01 per share, each share of common stock having equal rights and preferences. There were 107,647,317 shares of common stock outstanding as of March 18, 2024. The shares of our common stock constitute equity interests in the Company entitling each shareholder to a pro r

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-K ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended: December 31, 2023 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number: 001-08675 UNITED STATES ANTIMONY CORP

Certification of Principal Executive Officer pursuant to Rule 13a-14(a) and Rule 15d-14(a) under the Exchange Act, as adopted pursuant to Section 302 of the Sarbanes Oxley Act of 2002.

EXHIBIT 31.1b Certification of Principal Executive Officer Pursuant to Exchange Act Rule 13a-14(a)/15d-14(a) as Adopted Pursuant to Section 302 of the Sarbanes-Oxley Act of 2002 I, Lloyd Joseph Bardswich, certify that: (1) I have reviewed this annual report on Form 10-K of United States Antimony Corporation; (2) Based on my knowledge, this report does not contain any untrue statement of a material

United States Antimony Clawback Policy (incorporated by reference to Exhibit 97 to the Company’s Annual Report on Form 10-K filed with the SEC on April 12, 2024).

EXHIBIT 97 UNITED STATES ANTIMONY CORPORATION CLAWBACK POLICY 1. Introduction. The Board of Directors (the “Board”) of United States Antimony Corporation (the “Company”) believes that it is in the best interests of the Company and its shareholders to create and maintain a culture that emphasizes integrity and accountability and that reinforces the Company’s pay-for-performance compensation philoso

United States Antimony Corporation 2023 Equity Incentive Plan

EXHIBIT 10.1 UNITED STATES ANTIMONY CORPORATION 2023 EQUITY INCENTIVE PLAN 1. Purpose; Eligibility. 1.1 General Purpose. The name of this plan is the United States Antimony Corporation 2023 Equity Incentive Plan (the “Plan”). The purposes of the Plan are to (a) enable United States Antimony Corporation, a Montana corporation (the “Company”), and any Affiliate to attract and retain the types of Emp

Mine Safety Disclosure

EXHIBIT 95 MINE SAFETY DISCLOSURE Pursuant to Section 1503(a) of the recently enacted Dodd-Frank Wall Street Reform and Consumer Protection Act (the “Dodd-Frank Act”), issuers that are operators, or that have a subsidiary that is an operator, of a coal or other mine in the United States are required to disclose in their periodic reports filed with the SEC information regarding specified health and safety violations, orders and citations, issued under the Federal Mine Safety and Health Act of 1977 (the “Mine Act”) by the Mine Safety and Health Administration (the “MSHA”), as well as related assessments and legal actions, and mining-related fatalities.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 12b-25 SEC FILE NUMBER 001-08675 CUSIP NUMBER NOTIFICATION OF LATE FILING 911549103 (Check one): ☒ Form 10-K ☐ Form 20-F ☐ Form 11-K ☐ Form 10-Q ☐ Form 10-D ☐ Form N-SAR ☐ Form N-CSR For Period Ended: De 31, 2023 ☐ Transition Report on Form 10-K ☐ Transition Report on Form 20-F ☐ Transition Report on Form 11-K ☐ Transitio

Costs Associated with Exit or Disposal Activities

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): March 11, 2024 UNITED STATES ANTIMONY CORPORATION (Exact name of registrant as specified in its charter) Montana 001-08675 81-0305822 (State or other jurisdiction of incorporation) (C

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) March 1, 2024 UNITED STATES ANTIMONY CORPORATION (Exact name of registrant as specified in its charter) Montana 001-08675 81-0305822 (State or other jurisdiction (Commission (IRS Emplo

U.S. Antimony (UAMY) Announces Executive Management Changes

EXHIBIT 99.1 U.S. Antimony (UAMY) Announces Executive Management Changes THOMPSON FALLS, MT / ACCESSWIRE / March 4, 2024 / United States Antimony Corporation ("USAC"), (NYSE: UAMY) announced today changes with the executive level management of the Company. These executive management changes are effective March 1, 2024. Mr. John (Gus) Gustavsen has been appointed President of the Company’s Antimony

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) February 26, 2024 UNITED STATES ANTIMONY CORPORATION (Exact name of registrant as specified in its charter) Montana 001-08675 81-0305822 (State or other jurisdiction of incorporation)

U.S. Antimony (UAMY) Announces Addition of Joseph A. Carrabba to Its Board of Directors

EXHIBIT 99.1 U.S. Antimony (UAMY) Announces Addition of Joseph A. Carrabba to Its Board of Directors THOMPSON FALLS, MT / ACCESSWIRE / February 26, 2024 / United States Antimony Corporation ("USAC"), (NYSE: UAMY) is pleased to announce the addition of Joseph A. Carrabba, age 71, as an Independent Director to its board. Mr. Carrabba is the Retired Chairman, President and Chief Executive Officer of

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 29, 2023

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 29, 2023 UNITED STATES ANTIMONY CORPORATION (Exact name of registrant as specified in its charter) Montana 001-08675 81-0305825 (State or other jurisdiction of incorporation)

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 17, 2023

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 17, 2023 UNITED STATES ANTIMONY CORPORATION (Exact name of registrant as specified in its charter) Montana 001-08675 81-0305825 (State or other jurisdiction of incorporation)

Transcript of United States Antimony Corporation Third Quarter Financial Review and Investor Update Webcast November 17, 2023

EXHIBIT 99.1 Transcript of United States Antimony Corporation Third Quarter Financial Review and Investor Update Webcast November 17, 2023 Participants Gary Evans - Chairman of the Board, United States Antimony Corporation John Gustavsen - Chief Executive Officer, United States Antimony Corporation Joe Bardswich - Board of Directors, United States Antimony Corporation Richard Isaak - Senior Vice P

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

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 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)) ☒ Definitive Proxy State

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 15, 2023

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 15, 2023 UNITED STATES ANTIMONY CORPORATION (Exact name of registrant as specified in its charter) Montana 001-08675 81-0305825 (State or other jurisdiction of incorporation)

United States Antimony Corporation Announces Company Update / Investor Webcast for Friday, November 17th at 2:00 PM Mountain Time (4:00 PM Eastern)

EXHIBIT 99.1 United States Antimony Corporation Announces Company Update / Investor Webcast for Friday, November 17th at 2:00 PM Mountain Time (4:00 PM Eastern) THOMPSON FALLS, MT / ACCESSWIRE / November 15, 2023 / United States Antimony Corporation ("USAC"), (NYSE American: UAMY) announces a Third Quarter Financial Review / Investor Update Webcast for Friday, the 17th of November at 2:00 PM Mount

Mine Safety Disclosure

EXHIBIT 95 MINE SAFETY DISCLOSURE Pursuant to Section 1503(a) of the recently enacted Dodd-Frank Wall Street Reform and Consumer Protection Act (the “Dodd-Frank Act”), issuers that are operators, or that have a subsidiary that is an operator, of a coal or other mine in the United States are required to disclose in their periodic reports filed with the SEC information regarding specified health and safety violations, orders and citations, issued under the Federal Mine Safety and Health Act of 1977 (the “Mine Act”) by the Mine Safety and Health Administration (the “MSHA”), as well as related assessments and legal actions, and mining-related fatalities.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q (Mark One) ☒ Quarterly Report Pursuant to Section 13 Or 15(d) Of The Securities Exchange Act of 1934 For the quarterly period ended September 30, 2023 ☐ Transition Repo

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q (Mark One) ☒ Quarterly Report Pursuant to Section 13 Or 15(d) Of The Securities Exchange Act of 1934 For the quarterly period ended September 30, 2023 ☐ Transition Report Under Section 13 Or 15(d) Of The Securities Exchange Act of 1934 For the transition period to COMMISSION FILE NUMBER 001-08675 UNITED STATES ANTIMO

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) October 27, 2023 UNITED STATES ANTIMONY CORPORATION (Exact name of registrant as specified in its charter) Montana 001-08675 81-0305825 (State or other jurisdiction of incorporation) (

Transcript of United States Antimony Corporation Investor Call October 18, 2023

EXHIBIT 99.1 Transcript of United States Antimony Corporation Investor Call October 18, 2023 Participants Gary C. Evans - Chairman, United States Antimony Corporation Joe Bardswich - Director, United States Antimony Corporation Rick Isaak - Senior VP & Chief Financial Officer, United States Antimony Corporation Analysts Robert Ralston - Ralston Financial Group Presentation Operator Greetings. Welc

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported) October 18, 2023 UNITED STATES ANTIMONY CORPORATION (Exact name of registrant as specified in its charter) Montana 001-08675 81-0305825 (State or other jurisdiction of incorporation) (

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 17, 2023

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 17, 2023 UNITED STATES ANTIMONY CORPORATION (Exact name of registrant as specified in its charter) Montana 001-08675 81-0305825 (State or other jurisdiction of incorporation) (

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q (Mark One) ☒ Quarterly Report Pursuant to Section 13 Or 15(d) Of The Securities Exchange Act of 1934 For the quarterly period ended June 30, 2023 ☐ Transition Report Un

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q (Mark One) ☒ Quarterly Report Pursuant to Section 13 Or 15(d) Of The Securities Exchange Act of 1934 For the quarterly period ended June 30, 2023 ☐ Transition Report Under Section 13 Or 15(d) Of The Securities Exchange Act of 1934 For the transition period to COMMISSION FILE NUMBER 001-08675 UNITED STATES ANTIMONY CO

United States Antimony Corporation Announces a Company Update / Investor Call for the 18th of October at 2:00 PM Mountain Time (4:00 PM Eastern)

EXHIBIT 99.1 United States Antimony Corporation Announces a Company Update / Investor Call for the 18th of October at 2:00 PM Mountain Time (4:00 PM Eastern) THOMPSON FALLS, MT / ACCESSWIRE / October 17, 2023 / United States Antimony Corporation ("USAC"), (NYSE American: UAMY) announces a Company Update / Investor Call for the 18th of October at 2:00 PM Mountain Time (4:00 PM Eastern). Title: Unit

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q (Mark One) ☒ Quarterly Report Pursuant to Section 13 Or 15(d) Of The Securities Exchange Act of 1934 For the quarterly period ended March 31, 2023 ☐ Transition Report U

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q (Mark One) ☒ Quarterly Report Pursuant to Section 13 Or 15(d) Of The Securities Exchange Act of 1934 For the quarterly period ended March 31, 2023 ☐ Transition Report Under Section 13 Or 15(d) Of The Securities Exchange Act of 1934 For the transition period to COMMISSION FILE NUMBER 001-08675 UNITED STATES ANTIMONY C

UNITED STATES

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 12b-25 SEC FILE NUMBER 001-08675 NOTIFICATION OF LATE FILING CUSIP NUMBER 911549103 (Check one): ☐ Form 10-K ☐ Form 20-F ☐ Form 11-K ☒ Form 10-Q ☐ Form 10-D ☐ Form N-SAR ☐ Form N-CSR For Period Ended: June 30, 2023 ☐ Transition Report on Form 10-K ☐ Transition Report on Form 20-F ☐ Transition Report on Form 11-K ☐ Transit

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 08, 2023

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 08, 2023 UNITED STATES ANTIMONY CORPORATION (Exact name of registrant as specified in its charter) Montana 001-08675 81-0305825 (State or other jurisdiction of incorporation) (C

Transcript of United States Antimony Corporation United States Antimony Corp. New Company Investor Presentation by Chairman Gary C. Evans August 08, 2023

EXHIBIT 99.1 Transcript of United States Antimony Corporation United States Antimony Corp. New Company Investor Presentation by Chairman Gary C. Evans August 08, 2023 Participants Gary Evans - Chairman of the Board, United States Antimony Corporation Presentation Gary Evans - Chairman of the Board, United States Antimony Corporation Okay. My name is Gary Evans. I'm the new Chairman of the Board of

United States Antimony Corporation Investor Presentation

EXHIBIT 99.1 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25

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

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 UNITED STATES ANTIMONY CORPORATION (Exact name of registrant as specified in its charter) Montana 001-08675 81-0305825 (State or other jurisdiction of incorporation) (Co

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported) August 7, 2023

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported) August 7, 2023 UNITED STATES ANTIMONY CORPORATION (Exact name of registrant as specified in its charter) Montana 001-08675 81-0305825 (State or other jurisdiction of incorporation) (Co

U.S. Antimony Announces Webcast of New Company Investor Presentation by Chairman Gary C. Evans Tuesday, August 8, 2023 12:30 PM Eastern

EXHIBIT 99.1 U.S. Antimony Announces Webcast of New Company Investor Presentation by Chairman Gary C. Evans Tuesday, August 8, 2023 12:30 PM Eastern THOMPSON FALLS, MT / ACCESSWIRE / August 7, 2023 / United States Antimony Corporation ("USAC"), (NYSE: UAMY) announced today, a live webcast of a new company investor presentation will be given by Chairman of the Board, Gary C. Evans, while visiting t

U.S. Antimony (UAMY) Announces Addition of Michael A. McManus to Its Board of Directors

EXHIBIT 99.1 U.S. Antimony (UAMY) Announces Addition of Michael A. McManus to Its Board of Directors THOMPSON FALLS, MT / ACCESSWIRE / August 2, 2023 / United States Antimony Corporation ("USAC"), (NYSE: UAMY) is pleased to announce the addition of Michael A. McManus, age 80, as an Independent Director to its board. Michael McManus is a recognized leader and builder of enterprises with successes a

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported) August 2, 2023

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 2, 2023 UNITED STATES ANTIMONY CORPORATION (Exact name of registrant as specified in its charter) Montana 001-08675 81-0305825 (State or other jurisdiction of incorporation) (Co

U.S. Antimony Announces Appointment of Gary C. Evans as Chairman of Its Board of Directors ~ ~ ~ John Gustavsen Resigns from Board And Retains His Position as CEO

EXHIBIT 99.1 U.S. Antimony Announces Appointment of Gary C. Evans as Chairman of Its Board of Directors ~ ~ ~ John Gustavsen Resigns from Board And Retains His Position as CEO THOMPSON FALLS, MT / ACCESSWIRE / August 1, 2023 / United States Antimony Corporation ("USAC"), (NYSE: UAMY) announced today the decision of John (Gus) Gustavsen on July 28, 2023, to step down from his position as Chairman a

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, 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) August 1, 2023 UNITED STATES ANTIMONY CORPORATION (Exact name of registrant as specified in its charter) Montana 001-08675 81-0305825 (State or other jurisdiction of incorporation) (Co

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 31, 2023

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 31, 2023 UNITED STATES ANTIMONY CORPORATION (Exact name of registrant as specified in its charter) Montana 001-08675 81-0305825 (State or other jurisdiction of incorporation) (Com

USAC Announces Appointment Richard R. Isaak Appointed as Senior Vice President & Chief Financial Officer

EXHIBIT 99.1 USAC Announces Appointment Richard R. Isaak Appointed as Senior Vice President & Chief Financial Officer THOMPSON FALLS, MT / ACCESSWIRE / July 31, 2023 / United States Antimony Corporation ("USAC"), (NYSE: UAMY) is pleased to announce the appointment of Richard (Rick) R. Isaak, age 55, as Senior Vice President and Chief Financial Officer effective today. He succeeds Kelly J. Stopher

Subsidiaries of the Company

EXHIBIT 21.1 Subsidiaries of Registrant, as of December 31, 2022 Name: Jurisdiction: Percentage Ownership: Bear River Zeolite Company [Idaho] [100%] Antimonio de Mexico, S.A. de C.V. Mexico [100%] United States Antimony, Mexico, S.A. de C.V. Mexico [100%] Stibnite Holding Company US Inc. Montana 100% Antimony Mining and Milling US LLC Montana 100% AGUA Mines, Inc. Montana 100%

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-K ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended: December 31, 2022 ☐ 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: 001-08675 UNITED STATES ANTIMONY CORP

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): July 17, 2023

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 17, 2023 UNITED STATES ANTIMONY CORPORATION (Exact name of registrant as specified in its charter) Montana 33-00215 81-0305822 (State or other jurisdiction (Commission File Numbe

United States Antimony Corporation Announces a Company Update / Investor Call for the 18th of July at 2:00 PM Mountain Time (4:00 PM Eastern)

EXHIBIT 99.1 United States Antimony Corporation Announces a Company Update / Investor Call for the 18th of July at 2:00 PM Mountain Time (4:00 PM Eastern) THOMPSON FALLS, MT / ACCESSWIRE / July 18, 2023 / United States Antimony Corporation ("USAC"), (NYSE American: UAMY) announces a Company Update / Investor Call for the 18th of July at 2:00 PM Mountain Time (4:00 PM Eastern). Dial In Information:

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 18, 2023

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 18, 2023 UNITED STATES ANTIMONY CORPORATION (Exact name of registrant as specified in its charter) Montana 001-08675 81-0305825 (State or other jurisdiction of incorporation) (Com

Mine Safety Disclosures

EXHIBIT 95 Mine Safety Disclosures Pursuant to Section 1503(a) of the Dodd-Frank Wall Street Reform and Consumer Protection Act of 2010 (the “Dodd-Frank Act”), issuers that are operators, or that have a subsidiary that is an operator, of a coal or other mine in the United States are required to disclose in their periodic reports filed with the SEC information regarding specified health and safety violations, orders and citations, related assessments and legal actions, and mining-related fatalities.

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 17, 2023

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 17, 2023 UNITED STATES ANTIMONY CORPORATION (Exact name of registrant as specified in its charter) Montana 001-08675 81-0305825 (State or other jurisdiction of incorporation) (Com

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): May 9, 2023

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): May 9, 2023 UNITED STATES ANTIMONY CORPORATION (Exact name of registrant as specified in its charter) Montana 33-00215 81-0305822 (State or other jurisdiction (Commission File Numbe

UNITED STATES

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 12b-25 SEC FILE NUMBER 001-08675 NOTIFICATION OF LATE FILING CUSIP NUMBER 911549103 (Check one): ☐ Form 10-K ☐ Form 20-F ☐ Form 11-K ☒ Form 10-Q ☐ Form 10-D ☐ Form N-SAR ☐ Form N-CSR For Period Ended: March 31, 2023 ☐ Transition Report on Form 10-K ☐ Transition Report on Form 20-F ☐ Transition Report on Form 11-K ☐ Transi

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 9, 2023

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 9, 2023 UNITED STATES ANTIMONY CORPORATION (Exact name of registrant as specified in its charter) Montana 33-00215 81-0305822 (State or other jurisdiction of incorporation) (Commi

U.S. Antimony (UAMY) announces addition of Dr. Corby G. Anderson to its Board of Directors

EXHIBIT 99.1 U.S. Antimony (UAMY) announces addition of Dr. Corby G. Anderson to its Board of Directors THOMPSON FALLS, MT, May 9, 2023 - United States Antimony Corporation (NYSE: UAMY) (“USAC” or the “Company”) is pleased to announce the addition of Dr. Corby G. Anderson as an independent director to its board. Dr. Anderson is a Licensed Professional Chemical Engineer with over 40 years of extens

PRESS RELEASE

EXHIBIT 99.1 PRESS RELEASE United States Antimony Corporation (UAMY) Receives NYSE Notice Regarding Delayed Form 10-K Filing THOMPSON FALLS, MT, April 21, 2023 – United States Antimony Corporation (NYSE: UAMY) (“USAC” or the “Company”) today announced that it received notice from the New York Stock Exchange (the “NYSE”) indicating that because the Company did not file its Annual Report on Form 10-

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, 2023

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, 2023 UNITED STATES ANTIMONY CORPORATION (Exact name of registrant as specified in its charter) Montana 33-00215 81-0305825 (State or other jurisdiction of incorporation) (Com

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported) April 17, 2023

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported) April 17, 2023 UNITED STATES ANTIMONY CORPORATION (Exact name of registrant as specified in its charter) Montana 33-00215 81-0305825 (State or other jurisdiction of incorporation) (Com

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 12b-25 SEC FILE NUMBER 001-08675 CUSIP NUMBER NOTIFICATION OF LATE FILING (Check one): ☒ Form 10-K ☐ Form 20-F ☐ Form 11-K ☐ Form 10-Q ☐ Form 10-D ☐ Form N-SAR ☐ Form N-CSR For Period Ended December 31, 2022 ☐ Transition Report on Form 10-K ☐ Transition Report on Form 20-F ☐ Transition Report on Form 11-K ☐ Transition Rep

2

EXHIBIT 99.1 US Antimony (UAMY) Receives Third and Final Approval from US Dept of Defense Regarding Testing THOMPSON FALLS, MT, March 6, 2023 - United States Antimony Corporation (“UAMY”, “U.S. Antimony” or the “Company”) is pleased to announce that the Department of Defense (“DOD”) and the Defense Logistics Agency (“DLA”) have approved the third and final sample of antimony trisulfide supplied by

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) March 6, 2023 — UNITED STATES ANTIMONY CORPORATION (Exact name of registrant as specified in its charter) Montana 001-08675 81-0305825 (State or other jurisdiction of incorporation) (C

US Antimony Provides November - December Operations Details

EXHIBIT 99.1 US Antimony Provides November - December Operations Details THOMPSON FALLS, MT/ Jan. 20, 2023/ United States Antimony Corporation (USAC-the Company) provides the following bi-monthly (November & December) update. Antimony Price $5.76 per pound Safety and Environmental All Company operations reported zero lost time or serious injury accidents during the November- December Period. There

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K (Amendment No. 1) CURRENT REPORT Pursuant to Section 13 OR 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported) January 20, 2023 — UNITED STATES ANTIMONY CORPORATION (Exact name of registrant as specified in its charter) Montana 001-08675 81-0305825 (State or other jurisdiction

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported) January 31, 2023 — UNITED STATES ANTIMONY CORPORATION (Exact name of registrant as specified in its charter) Montana 001-08675 81-0305825 (State or other jurisdiction of incorporation)

US Antimony Provides November - December Operations Details

EX-99.1 2 uamyex991.htm PRESS RELEASE EXHIBIT 99.1 US Antimony Provides November - December Operations Details THOMPSON FALLS, MT/ Jan. 20, 2023/ United States Antimony Corporation (USAC-the Company) provides the following bi-monthly (November & December) update. Antimony Price $5.76 per pound Safety and Environmental All Company operations reported zero lost time or serious injury accidents durin

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 20, 2023 ——- UNITED STATES ANTIMONY CORPORATION (Exact name of registrant as specified in its charter) Montana 33-00215 81-0305825 (State or other jurisdiction of incorporation

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): November 30, 2022 UNITED STATES ANTIMONY CORPORATION (Exact name of registrant as specified in its charter) Montana 33-00215 81-0305822 (State or other jurisdiction (Commission File N

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): November 28, 2022 UNITED STATES ANTIMONY CORPORATION (Exact name of registrant as specified in its charter) Montana 33-00215 81-0305822 (State or Other Jurisdiction of Incorporation)

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 28, 2022

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 28, 2022 UNITED STATES ANTIMONY CORPORATION (Exact name of registrant as specified in its charter) Montana 33-00215 81-0305822 (State or other jurisdiction of incorporation)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q/A (Mark One) ☒ Quarterly Report Pursuant to Section 13 Or 15(d) Of The Securities Exchange Act of 1934 For the quarterly period ended September 30, 2022 ☐ Transition Re

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q/A (Mark One) ☒ Quarterly Report Pursuant to Section 13 Or 15(d) Of The Securities Exchange Act of 1934 For the quarterly period ended September 30, 2022 ☐ Transition Report Under Section 13 Or 15(d) Of The Securities Exchange Act of 1934 For the transition period to COMMISSION FILE NUMBER 001-08675 UNITED STATES ANTI

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q (Mark One) ☒ Quarterly Report Pursuant to Section 13 Or 15(d) Of The Securities Exchange Act of 1934 For the quarterly period ended September 30, 2022 ☐ Transition Repo

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q (Mark One) ☒ Quarterly Report Pursuant to Section 13 Or 15(d) Of The Securities Exchange Act of 1934 For the quarterly period ended September 30, 2022 ☐ Transition Report Under Section 13 Or 15(d) Of The Securities Exchange Act of 1934 For the transition period to COMMISSION FILE NUMBER 001-08675 UNITED STATES ANTIMO

Entry into a Material Definitive Agreement

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 18, 2022 UNITED STATES ANTIMONY CORPORATION (Exact name of registrant as specified in its charter) Montana 33-00215 81-0305822 (State or other jurisdiction of incorporation) (C

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q (Mark One) ☒ Quarterly Report Pursuant to Section 13 Or 15(d) Of The Securities Exchange Act of 1934 For the quarterly period ended June 30, 2022 ☐ Transition Report Un

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q (Mark One) ? Quarterly Report Pursuant to Section 13 Or 15(d) Of The Securities Exchange Act of 1934 For the quarterly period ended June 30, 2022 ? Transition Report Under Section 13 Or 15(d) Of The Securities Exchange Act of 1934 For the transition period to COMMISSION FILE NUMBER 001-08675 UNITED STATES ANTIMONY CO

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549

NT 10-Q 1 a2022-0630uamyform12b25.htm PRIMARY DOCUMENT UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 12b-25 SEC FILE NUMBER 001-08675 CUSIP NUMBER NOTIFICATION OF LATE FILING 911549103 (Check one): ☐ Form 10-K ☐ Form 20-F ☐ Form 11-K ☒ Form 10-Q ☐ Form 10-D ☐ Form N-SAR ☐ Form N-CSR For Period Ended: June 30, 2022 ☐ Transition Report on Form 10-K ☐ Transition Report

Entry into a Material Definitive Agreement

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 9, 2022 UNITED STATES ANTIMONY CORPORATION (Exact name of registrant as specified in its charter) Montana 33-00215 81-0305822 (State or other jurisdiction of incorporation) (Co

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): August 4, 2022 UNITED STATES ANTIMONY CORPORATION (Exact name of registrant as specified in its charter) Montana 33-00215 81-0305822 (State or other jurisdiction of incorporation) (Co

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): July 29, 2022 UNITED STATES ANTIMONY CORPORATION (Exact name of registrant as specified in its charter) Montana 33-00215 81-0305822 (State or other jurisdiction of incorporation) (Com

Current Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): July 20, 2022 UNITED STATES ANTIMONY CORPORATION (Exact name of registrant as specified in its charter) Montana 001-08675 81-0305822 (State or Other Jurisdiction of Incorporation) (Co

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

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 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)) ? Definitive Proxy State

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q (Mark One) ☒ Quarterly Report Pursuant to Section 13 Or 15(d) Of The Securities Exchange Act of 1934 For the quarterly period ended March 31, 2022 ☐ Transition Report U

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q (Mark One) ? Quarterly Report Pursuant to Section 13 Or 15(d) Of The Securities Exchange Act of 1934 For the quarterly period ended March 31, 2022 ? Transition Report Under Section 13 Or 15(d) Of The Securities Exchange Act of 1934 For the transition period to COMMISSION FILE NUMBER 001-08675 UNITED STATES ANTIMONY C

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-K/A (Amendment No. 1) ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended: December 31, 2021 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number: 001-08675 UNITED

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-K ? ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended: December 31, 2021 ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number: 001-08675 UNITED STATES ANTIMONY CORP

As filed with the Securities and Exchange Commission on January 27, 2022

As filed with the Securities and Exchange Commission on January 27, 2022 Registration No.

UNITED STATES ANTIMONY CORPORATION 49 Steamboat Way Thompson Falls, Montana 59873

CORRESP 3 filename3.htm UNITED STATES ANTIMONY CORPORATION 49 Steamboat Way Thompson Falls, Montana 59873 January 27, 2022 VIA EDGAR U.S. Securities and Exchange Commission Division of Corporation Finance Office of Real Estate & Construction 100 F Street, NE Washington, D.C. 20549 Re: United States Antimony Corporation (the “Company”) Registration Statement on Form S-3 originally filed January 14,

UNITED STATES ANTIMONY CORPORATION 49 Steamboat Way Thompson Falls, Montana 59873

CORRESP 1 filename1.htm UNITED STATES ANTIMONY CORPORATION 49 Steamboat Way Thompson Falls, Montana 59873 January 27, 2022 VIA EDGAR U.S. Securities and Exchange Commission Division of Corporation Finance Office of Real Estate & Construction 100 F Street, NE Washington, D.C. 20549 Re: United States Antimony Corporation (the “Company”) Registration Statement on Form S-3 originally filed January 14,

As filed with the Securities and Exchange Commission on January 14, 2022

As filed with the Securities and Exchange Commission on January 14, 2022 Registration No.

Form of Indenture**

EXHIBIT 4.3 INDENTURE Dated as of , 20 Between United States Antimony Corporation, as Issuer And [], as Trustee Debt Securities TABLE OF CONTENTS Page ARTICLE I DEFINITIONS AND INCORPORATION BY REFERENCE 1 SECTION 1.01. Definitions 1 SECTION 1.02. Other Definitions 3 SECTION 1.03 Incorporation by Reference of Trust Indenture Act 3 SECTION 1.04 Rules of Construction 3 ARTICLE II THE SECURITIES 4 SE

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): December 3, 2021 UNITED STATES ANTIMONY CORPORATION (Exact name of registrant as specified in its charter) Montana 33-00215 81-0305822 (State or other jurisdiction of incorporation) (

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 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 No. 001-08675 UNITED S

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 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 No. 001-08675 UNITED STATES

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): August 2, 2021 UNITED STATES ANTIMONY CORPORATION (Exact name of registrant as specified in its charter) Montana 001-08675 81-0305822 (State or Other Jurisdiction of Incorporation) (C

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): June 28, 2021 UNITED STATES ANTIMONY CORPORATION (Exact name of registrant as specified in its charter) Montana 33-00215 81-0305822 (State or other jurisdiction (Commission File Numbe

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

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 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)) [ ] Definitive P

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

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 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)) [X] Definitive P

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 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 No. 001-08675 UNITED STATE

(“USAC”, NYSE American “UAMY”) US Antimony Corporation Signs Collaboration Agreement with Perpetua Resources

Exhibit 99.1 (?USAC?, NYSE American ?UAMY?) US Antimony Corporation Signs Collaboration Agreement with Perpetua Resources May 3, 2021. Thompson Falls, Montana. Thompson Falls, MT (NYSE AM UAMY): US Antimony and Perpetua Resources (formerly Midas Gold) have signed a Collaboration Agreement to study the feasibility of processing Perpetua Resources antimony concentrates at facilities owned by US Anti

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 3, 2021 UNITED STATES ANTIMONY CORPORATION (Exact Name of Registrant as Specified in Charter) Montana 001-08675 81-0305822 (State or Other Jurisdiction of Incorporation) (Commissi

Exhibit 21.01

Exhibit 21.01 Subsidiaries of Registrant, as of December 31, 2020 Bear River Zeolite Company C/o Box 643 Thompson Falls, MT 59873 Antimonio de Mexico, S.A. de C.V. C/o Box 643 Thompson Falls, MT 59873 United States Antimony, Mexico, S.A. de C.V. C/o Box 643 Thompson Falls, MT 59873 Stibnite Holding Company US Inc. C/o Box 643 Thompson Falls, MT 59873 Antimony Mining and Milling US LLC C/o Box 643

Exhibit 95. Mine Safety Disclosures

Exhibit 95. Mine Safety Disclosures Pursuant to Section 1503(a) of the Dodd-Frank Wall Street Reform and Consumer Protection Act of 2010 (the ?Dodd-Frank Act?), issuers that are operators, or that have a subsidiary that is an operator, of a coal or other mine in the United States are required to disclose in their periodic reports filed with the SEC information regarding specified health and safety

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-K ? ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended: December 31, 2020 ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number: 001-08675 UNITED STATES ANTIMONY CORP

Notice of Delisting or Failure to Satisfy a Continued Listing Rule or Standard; Transfer of Listing, 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): February 18, 2021 UNITED STATES ANTIMONY CORPORATION (Exact Name of Registrant as Specified in Charter) Montana 001-08675 81-0305822 (State or Other Jurisdiction of Incorporation) (Co

United States Antimony Corporation Announces Receipt of Warning Letter from NYSE American

Exhibit 99.2 United States Antimony Corporation Announces Receipt of Warning Letter from NYSE American Thompson Falls, Montana – February 18, 2021 – United States Antimony Corporation (NYSE AMERICAN: UAMY), a growing, vertically-integrated natural resource company that has production and diversified operations in precious metals, zeolite and antimony today announced that on February 18, 2021 it re

EX-99.1

Exhibit 99.1

United States Antimony Corporation Announces $14.3 Million Registered Direct Offering

Exhibit 99.1 United States Antimony Corporation Announces $14.3 Million Registered Direct Offering Thompson Falls, Montana – February 11, 2021 – United States Antimony Corporation (NYSE AMERICAN: UAMY), today announced that it has entered into a securities purchase agreement with certain institutional investors, providing for the purchase and sale of 10,990,000 shares of common stock at a price of

UNITED STATES ANTIMONY CORPORATION 10,990,000 Shares of Common Stock

PROSPECTUS SUPPLEMENT Filed pursuant to Rule 424(b)(5) (To Prospectus dated January 27, 2021) File No.

Placement Agency Agreement (incorporated by reference to Exhibit 10.2 to the Company’s Current Report on Form 8-K filed with the SEC on February 12, 2021)

Exhibit 10.2 PLACEMENT AGENCY AGREEMENT February 10, 2021 Roth Capital Partners, LLC 888 San Clemente Drive Newport Beach, CA 92660 Ladies and Gentlemen: Introduction. Subject to the terms and conditions herein (this ?Agreement?), United States Antimony Corporation, a Montana corporation (the ?Company?), hereby agrees to sell up to an aggregate of $14,287,000 of registered securities of the Compan

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): February 10, 2021 UNITED STATES ANTIMONY CORPORATION (Exact Name of Registrant as Specified in Charter) Montana 001-08675 81-0305822 (State or Other Jurisdictionof Incorporation) (Com

Securities Purchase Agreement (incorporated by reference to Exhibit 10.1 to the Company’s Current Report on Form 8-K filed with the SEC on February 12, 2021)

Exhibit 10.1 SECURITIES PURCHASE AGREEMENT This Securities Purchase Agreement (this ?Agreement?) is dated as of February 10, 2021, between United States Antimony Corporation, a Montana corporation (the ?Company?), and each purchaser identified on the signature pages hereto (each, including its successors and assigns, a ?Purchaser? and collectively, the ?Purchasers?). WHEREAS, subject to the terms

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Other Events - CURRENT REPORT

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 09, 2021 UNITED STATES ANTIMONY CORPORATION (Exact name of registrant as specified in its charter) Montana 33-00215 81-0305822 (State or other jurisdiction (Commission File N

Securities Purchase Agreement (incorporated by reference to Exhibit 10.1 to the Company’s Current Report on Form 8-K filed with the SEC on February 2, 2021)

Exhibit 10.1 SECURITIES PURCHASE AGREEMENT This Securities Purchase Agreement (this “Agreement”) is dated as of February 1, 2021, between United States Antimony Corporation, a Montana corporation (the “Company”), and each purchaser identified on the signature pages hereto (each, including its successors and assigns, a “Purchaser” and collectively, the “Purchasers”). WHEREAS, subject to the terms a

Placement Agency Agreement (incorporated by reference to Exhibit 10.2 to the Company’s Current Report on Form 8-K filed with the SEC on February 2, 2021)

Exhibit 10.2 PLACEMENT AGENCY AGREEMENT February 1, 2021 Roth Capital Partners, LLC 888 San Clemente Drive Newport Beach, CA 92660 Ladies and Gentlemen: Introduction. Subject to the terms and conditions herein (this “Agreement”), United States Antimony Corporation, a Montana corporation (the “Company”), hereby agrees to sell up to an aggregate of $10,710,000 of registered securities of the Company

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, Unregistered Sales of Equity Securities - CURRENT REPORT

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): February 1, 2021 UNITED STATES ANTIMONY CORPORATION (Exact Name of Registrant as Specified in Charter) Montana 001-08675 81-0305822 (State or Other Jurisdictionof Incorporation) (Comm

LOCK-UP AGREEMENT

Exhibit 10.3 LOCK-UP AGREEMENT February 1, 2021 Re: Securities Purchase Agreement, dated as of February 1, 2021 (the “Purchase Agreement”), between United States Antimony Corporation (the “Company”) and the purchasers signatory thereto (each, a “Purchaser” and, collectively, the “Purchasers”) Ladies and Gentlemen: Defined terms not otherwise defined in this letter agreement (the “Letter Agreement”

UNITED STATES ANTIMONY CORPORATION 15,300,000 Shares of Common Stock

PROSPECTUS SUPPLEMENT Filed pursuant to Rule 424(b)(5) (To Prospectus dated January 27, 2021) File No.

United States Antimony Corporation Announces $10.7 Million Registered Direct Offering

Exhibit 99.1 United States Antimony Corporation Announces $10.7 Million Registered Direct Offering Thompson Falls, Montana – February 1, 2021 – United States Antimony Corporation (NYSE AMERICAN: UAMY), today announced that it has entered into a securities purchase agreement with certain institutional investors, providing for the purchase and sale of 15,300,000 shares of common stock at a price of

Common Stock Purchase Warrant (incorporated by reference to Exhibit 4.1 to the Company’s Current Report on Form 8-K filed with the SEC on February 2, 2021)

Exhibit 4.1 NEITHER THIS SECURITY NOR THE SECURITIES FOR WHICH THIS SECURITY IS EXERCISABLE HAVE BEEN REGISTERED WITH THE SECURITIES AND EXCHANGE COMMISSION OR THE SECURITIES COMMISSION OF ANY STATE IN RELIANCE UPON AN EXEMPTION FROM REGISTRATION UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE “SECURITIES ACT”), AND, ACCORDINGLY, MAY NOT BE OFFERED OR SOLD EXCEPT PURSUANT TO AN EFFECTIVE REGISTR

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UNITED STATES ANTIMONY CORPORATION 49 Steamboat Way Thompson Falls, Montana 59873 January 25, 2021 VIA EDGAR U.

Dated as of ____________, 20__ United States Antimony Corporation as Issuer as Trustee Debt Securities TABLE OF CONTENTS

Exhibit 4.3 INDENTURE Dated as of , 20 Between United States Antimony Corporation as Issuer And [], as Trustee Debt Securities TABLE OF CONTENTS Page ARTICLE I DEFINITIONS AND INCORPORATION BY REFERENCE 1 SECTION 1.01. Definitions 1 SECTION 1.02. Other Definitions 3 SECTION 1.03. Incorporation by Reference of Trust Indenture Act 3 SECTION 1.04. Rules of Construction 4 ARTICLE II THE SECURITIES 4 S

- FORM S-3

As filed with the Securities and Exchange Commission on January 19, 2021 Registration No.

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Material Modification to Rights of Security Holders, Financial Statements and Exhibits - 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 13, 2021 UNITED STATES ANTIMONY CORPORATION (Exact Name of Registrant as Specified in Charter) Montana 001-08675 81-0305822 (State or Other Jurisdictionof Incorporation) (Comm

Second Restated Articles of Incorporation (incorporated by reference as Exhibit 3.1 to the Company’s current Report on Form 8-K filed with the SEC on January 15, 2021).

Exhibit 3.1