Other Events On August 19, 2026, the Company announced that its Board of Directors has authorized a share repurchase program of up to $100 million of the Company’s common stock. Under the program, the Company may repurchase shares from time to time in open-market transactions, in privately negotiated transactions, through block trades, or pursuant to trading plans established in accordance with Rule 10b5-1 and Rule 10b-18 under the Exchange Act, based on market conditions, share price, and ot…

disclosure. The information in Item 2.02, including Exhibit 99.1, of this Current Report on Form 8-K is being furnished and shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that section, nor shall it be deemed to be incorporated by reference into any filing of the Company under the Securities Act of 1933, as amended, or the Exchange Act, whether made before or after the da…

Results of Operations and Financial Condition. On August 11, 2026, United States Antimony Corporation (“USAC”, “US Antimony”, or the “Company”) issued a press release reporting its financial results for second quarter 2026. This press release is furnished as Exhibit 99.1 to this Current Report on Form 8-K and is incorporated herein by reference. The foregoing disclosure is qualified in its entirety by the full text of the Press Release. The information in this Item 2.02, including Exhibit 99.…

Changes in Registrant’s Certifying Accountant. (a) Dismissal / resignation of previous independent registered public accounting firm. As previously disclosed, Assure CPA, LLC (“Assure”) served as the independent registered public accounting firm of United States Antimony Corporation (the “Company”). On June 3, 2026, Assure combined its practice with, and was acquired by, Sadler Gibb & Associates, LLC (“Sadler Gibb”) (the “Transaction”). As a result of the Transaction, effective June 3, 2026,…

disclosure. The information in Item 2.02, including Exhibit 99.1, of this Current Report on Form 8-K is being furnished and shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that section, nor shall it be deemed to be incorporated by reference into any filing of the Company under the Securities Act of 1933, as amended, or the Exchange Act, whether made before or after the da…

Results of Operations and Financial Condition. On May 14, 2026, United States Antimony Corporation (“USAC”, “US Antimony”, or the “Company”) issued a press release reporting its financial results for first quarter 2026. This press release is furnished as Exhibit 99.1 to this Current Report on Form 8-K and is incorporated herein by reference. The foregoing disclosure is qualified in its entirety by the full text of the Press Release. The information in this Item 2.02, including Exhibit 99.1 at…

Chief Financial Officer — Richard Isaak: Richard Isaak is on a personal leave of absence, and Shawn Winkler has been appointed as Interim Chief Financial Officer.

disclosure. The information in Item 2.02, including Exhibit 99.1, of this Current Report on Form 8-K is being furnished and shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that section, nor shall it be deemed to be incorporated by reference into any filing of the Company under the Securities Act of 1933, as amended, or the Exchange Act, whether made before or after the da…

Results of Operations and Financial Condition. On March 19, 2026, United States Antimony Corporation (“USAC”, “US Antimony”, or the “Company”) issued a press release reporting its financial results for fiscal year 2025. This press release is furnished as Exhibit 99.1 to this Current Report on Form 8-K and is incorporated herein by reference. The foregoing disclosure is qualified in its entirety by the full text of the Press Release. The information in this Item 2.02, including Exhibit 99.1 at…

Notice of Delisting or Failure to Satisfy a Continued Listing Rule or Standard; Transfer of Listing On March 6, 2026, United States Antimony Corporation (NYSE: UAMY) (NYSE Texas: UAMY) (“USAC,” “US Antimony,” or the “Company”) announced New York Stock Exchange (the “NYSE”) had approved the uplisting of the Company’s common stock, par value $0.01 per share, from the NYSE American LLC (the “NYSE American”) to the NYSE (the “Transfer”), where the common stock will continue to trade under the tic…

The information contained in this Current Report on Form 8-K, including Exhibit 99.1 furnished herewith, is being furnished and shall not be deemed “filed” for any purpose, including for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that Section and shall not be deemed incorporated by reference into any filing under the Exchange Act or the Securities Act of 1933, as amended, regardless of any gene…

The information contained in this Current Report on Form 8-K, including Exhibit 99.1 furnished herewith, is being furnished and shall not be deemed “filed” for any purpose, including for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that Section and shall not be deemed incorporated by reference into any filing under the Exchange Act or the Securities Act of 1933, as amended, regardless of any gene…

Director and Chairman of Finance Committee — Jon R. Marinelli: The company appointed a new director and formed a new committee.

disclosure. The information in Item 2.02, including Exhibit 99.1, of this Current Report on Form 8-K is being furnished and shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that section, nor shall it be deemed to be incorporated by reference into any filing of the Company under the Securities Act of 1933, as amended, or the Exchange Act, whether made before or after the da…

Results of Operations and Financial Condition. On November 12, 2025, United States Antimony Corporation (“USAC,” “US Antimony Corporation,” or the “Company”) issued a press release reporting its financial and operational results for the Third Quarter and Nine Months Ended September 30, 2025 (“Press Release”). This Press Release is furnished as Exhibit 99.1 to this Current Report on Form 8-K and is incorporated herein by reference. The foregoing disclosure is qualified in its entirety by the f…

Entry into a Material Definitive Agreement On November 7, 2025, United States Antimony Corporation entered into a five-year supply agreement with a large U.S. industrial fabric manufacturer for the sale of antimony trioxide, a key ingredient in flame retardant materials (“Agreement”). A copy of the Agreement is attached as Exhibit 10.1 to this Current Report on Form 8-K, and the foregoing description of the Agreement is qualified in its entirety by reference to Exhibit 10.1.

Other Items On October 17, 2025, the Company submitted a non-binding indicative offer to acquire Larvotto. Under the proposal, Larvotto shareholders would receive Six (6) USAC shares for every One Hundred (100) Larvotto shares. The Company has recently acquired approximately 10% of Larvotto’s ordinary shares on issue. The terms of the proposed transaction are subject to the negotiation and execution of a binding scheme implementation deed, Larvotto shareholder approval, regulatory approvals a…

Other Events. On October 17, 2025, United States Antimony Corporation (the “Company”) filed a prospectus supplement (the “Prospectus Supplement”) under the Company’s automatic shelf registration statement on Form S-3 (File No. 333-290901) that was originally filed with the Securities and Exchange Commission (the “SEC”) on October 16, 2025 and was immediately deemed effective by the SEC (the “Registration Statement”), relating to the offer and sale of a total of up to $400,000,000 of shares of…

Entry into a Material Definitive Agreement Securities Purchase Agreement On October 10, 2025, United States Antimony Corporation (NYSE: UAMY) (NYSE Texas: UAMY) (“USAC,” “US Antimony,” or the “Company”) entered into a Securities Purchase Agreement (the “Purchase Agreement”) with the institutional investor signatory thereto (the “Investor”) pursuant to which the Company agreed to sell to the Investor, and the Investor agreed to purchase from the Company, in a registered direct offering, an agg…

Entry into a Material Definitive Agreement On October 6, 2025, United States Antimony Corporation (NYSE: UAMY) (NYSE Texas: UAMY) (“USAC,” “US Antimony,” or the “Company”) entered into a Securities Purchase Agreement (the “Purchase Agreement”) with the institutional investor signatory thereto (the “Investor”) pursuant to which the Company agreed to sell to the Investor, and the Investor agreed to purchase from the Company, in a registered direct offering, an aggregate of 3,500,000 shares (the…

Other Events On September 17, 2025, United States Antimony Corporation (the “Company”) entered into an Amended and Restated Sales Agreement (the “Amended Sales Agreement”) with A.G.P./Alliance Global Partners (“A.G.P.”) and B. Riley Securities, Inc. (“B. Riley Securities”). The Amended Sales Agreement amends and restates the Sales Agreement with A.G.P., previously entered into on November 12, 2024, to add B. Riley Securities as an additional sales agent (A.G.P. and B. Riley Securities, togeth…

Material Modification to Rights of Security Holders. Reincorporation On August 28, 2025, United States Antimony Corporation (the “Company”) completed the conversion of its state of incorporation from the State of Montana to the State of Texas (the “Reincorporation”) by means of a Plan of Conversion, effective August 13, 2025 (the “Plan of Conversion”). The Reincorporation, including the principal terms of the Plan of Conversion, was submitted to a vote of, and approved by, the Company’s stock…

Entry into a Material Definitive Agreement On August 26, 2025, United States Antimony Corporation (NYSE AMERICAN: UAMY) (NYSE Texas: UAMY) (“USAC,” “US Antimony,” or the “Company”) entered into a Securities Purchase Agreement (the “Purchase Agreement”) with the institutional investor signatory thereto (the “Investor”) pursuant to which the Company agreed to sell to the Investor, and the Investor agreed to purchase from the Company, in a registered direct offering, an aggregate of 4,000,000 sh…

Director — General (Ret.) John M. ('Jack') Keane, U.S. Army: The appointment of a highly experienced and respected director is viewed positively.

Results of Operations and Financial Condition. On August 12, 2025, United States Antimony Corporation (“USAC”, “US Antimony,” or the “Company”) held a conference call to discuss the Company’s financial and operational results for the second quarter and six months ended June 30, 2025. A recorded replay of the presentation is available on the Company’s website at https://www.usantimony.com/investors until August 26, 2025. A written transcript of this conference call is being furnished by the Co…