HYMC / Hycroft Mining Holding Corporation - Документы SEC, Годовой отчет, Доверенное заявление

Registration Rights Agreement

Exhibit 10.2 Registration Rights Agreement This Registration Rights Agreement (this “Agreement”), dated as of September [], 2025, is entered into by and among Hycroft Mining Holding Corporation, a Delaware (the “Company”), and the several investors signatory hereto (individually as an “Investor” and collectively together with their respective permitted assigns, the “Investors”). The Company and ea

Securities Purchase Agreement By and Between Hycroft Mining Holding Corporation [ ] Table of Contents

Exhibit 10.1 Securities Purchase Agreement By and Between Hycroft Mining Holding Corporation and [ ] Table of Contents Article I. Definitions and Interpretation 1 Section 1.01 Definitions 1 Section 1.02 Interpretive Provisions. 3 Article II. Purchase and Sale 3 Section 2.01 Purchase; Closing. 3 Section 2.02 Deliverables at the Closing. 3 Section 2.03 Adjustments for Stock Splits. 4 Article III. 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): September 2, 2025 HYCROFT MINING

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): September 2, 2025 HYCROFT MINING HOLDING CORPORATION (Exact name of registrant as specified in its charter) Delaware 001-38387 82-2657796 (State or other jurisdiction (Commission (IRS

Hycroft Announces US$60 Million Non-brokered Private Placement Priced At-The-Market Under Nasdaq Rules Silver Designated a Critical Mineral by the U.S. Government

Exhibit 99.1 Hycroft Announces US$60 Million Non-brokered Private Placement Priced At-The-Market Under Nasdaq Rules Silver Designated a Critical Mineral by the U.S. Government WINNEMUCCA, NV, September 2, 2025 – Hycroft Mining Holding Corporation (Nasdaq: HYMC) (“Hycroft” or the “Company”) is pleased to announce a non-brokered private placement (the “Private Placement”), priced at-the-market under

COMMON STOCK PURCHASE WARRANT Hycroft Mining Holding Corporation Holder: [ ]

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

Mine Safety Disclosures*

Exhibit 95.1 MINE SAFETY DISCLOSURE The following disclosures are provided pursuant to the Dodd-Frank Wall Street Reform and Consumer Protection Act (the “Financial Reform Act”) and Item 104 of Regulation S-K, which requires certain disclosures by companies required to file periodic reports under the Exchange Act that operate mines regulated under the Federal Mine Safety and Health Act of 1977 (th

Investor presentation of the registrant

Exhibit 99.2

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 PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File No. 001-38387 HYCROFT MINING HO

Regulation FD Disclosure, Results of Operations and Financial Condition, 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): July 31, 2025 HYCROFT MINING HOLDING CORPORATION (Exact name of registrant as specified in its charter) Delaware 001-38387 82-2657796 (State or other jurisdiction (Commission (IRS Emp

Hycroft Files Second Quarter 2025 10-Q and Provides Corporate Update

Exhibit 99.1 Hycroft Files Second Quarter 2025 10-Q and Provides Corporate Update WINNEMUCCA, NV, July 31, 2025 – Hycroft Mining Holding Corporation (Nasdaq: HYMC) (“Hycroft” or the “Company”) announces second quarter 2025 results and filing of its Form 10-Q. President’s Message In the second quarter of 2025, Hycroft advanced several key activities: ● Strengthened the balance sheet by completing 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): July 30, 2025 HYCROFT MINING HOLD

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K 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, 2025 HYCROFT MINING HOLDING CORPORATION (Exact name of registrant as specified in its charter) Delaware 001-38387 82-2657796 (State or other jurisdiction (Commission (IRS Emp

Hycroft Announces 2025-2026 Exploration Drill Program Two Core Drill Rigs Arriving in August

Exhibit 99.1 Hycroft Announces 2025-2026 Exploration Drill Program Two Core Drill Rigs Arriving in August WINNEMUCCA, NV, July 30, 2025 – Hycroft Mining Holding Corporation (Nasdaq: HYMC) (“Hycroft” or the “Company”) today announces it will soon be initiating its 2025-2026 Exploration Drill Program (the “2025-2026 Exploration Drill Program”) at the Hycroft Mine, located in Nevada, USA, a Tier-1 mi

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K 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 10, 2025 HYCROFT MINING HOLD

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K 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 10, 2025 HYCROFT MINING HOLDING CORPORATION (Exact name of registrant as specified in its charter) Delaware 001-38387 82-2657796 (State or other jurisdiction (Commission (IRS Emp

Hycroft Announces Exercise and Closing of Underwriters’ Option

Exhibit 99.1 FOR IMMEDIATE RELEASE Hycroft Announces Exercise and Closing of Underwriters’ Option WINNEMUCCA, Nev., July 14, 2025 – Hycroft Mining Holding Corporation (Nasdaq: HYMC) (“Hycroft” or the “Company”) announces the exercise and closing of the underwriters’ over-allotment option to purchase: (i) an additional 1,324,117 of our Class A Common Stock at the public offering price of $3.49 per

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K 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 12, 2025 HYCROFT MINING HOLD

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K 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 12, 2025 HYCROFT MINING HOLDING CORPORATION (Exact name of registrant as specified in its charter) Delaware 001-38387 82-2657796 (State or other jurisdiction (Commission (IRS Emp

Underwriting Agreement dated June 12, 2025, by and between Hycroft Mining Holding Corporation and BMO Capital Markets and Paradigm Capital Inc.

Exhibit 1.1 Execution Version 12,500,000 Units HYCROFT MINING HOLDING CORPORATION UNDERWRITING AGREEMENT June 12, 2025 BMO Capital Markets Corp. As Representative of the Several Underwriters c/o BMO Capital Markets Corp. 151 W 42nd St. New York, New York 10036 Ladies and Gentlemen: Hycroft Mining Holding Corporation, a Delaware corporation (the “Company”), proposes, subject to the terms and condit

Warrant Agency Agreement dated June 13, 2025, by and between Hycroft Mining Holding Corporation and Continental Stock Transfer and Trust Company.

Exhibit 4.1 WARRANT AGENT AGREEMENT WARRANT AGENT AGREEMENT, dated as of June 13, 2025 (“Agreement”), between Hycroft Mining Holding Corporation, a Delaware corporation (the “Company”) and Continental Stock Transfer & Trust Company, a New York corporation (the “Warrant Agent”). R E C I T A L S WHEREAS, pursuant to an effective registration statement, SEC File No. 333-279292, and a prospectus suppl

Form of Warrant dated June 12, 2025.

Exhibit 4.2 COMMON STOCK PURCHASE WARRANT HYCROFT MINING HOLDING CORPORATION Warrant No.:  W-[●] Initial Exercise Date: June 13, 2025 CUSIP: 44862P 141 Issue Date:  June 12, 2025 THIS COMMON STOCK PURCHASE WARRANT (the “Warrant”) certifies that, for value received, [●] or its assigns (the “Holder”) is entitled, upon the terms and subject to the limitations on exercise and the conditions hereinafte

HYCROFT ANNOUNCES PRICING AND UPSIZING OF PUBLIC OFFERING OF UNITS

Exhibit 99.1 HYCROFT ANNOUNCES PRICING AND UPSIZING OF PUBLIC OFFERING OF UNITS WINNEMUCCA, NV, June 12, 2025 – Hycroft Mining Holding Corporation (Nasdaq: HYMC) (“Hycroft” or the “Company”) is pleased to announce the pricing of an underwritten offering of 12,500,000 units of the Company (the “Units”) at a public offering price of $3.50 per Unit (the “Offering”). Each Unit consists of one share of

HYCROFT MINING HOLDING CORPORATION 12,500,000 Units Each Unit Consisting of One Share of Class A Common Stock and One-Half of One Warrant to Purchase One Share of Class A Common Stock (and 6,250,000 Shares of Class A Common Stock Underlying the Warra

Filed Pursuant to Rule 424(b)(5) Registration No. 333-279292 Prospectus Supplement (To the Prospectus Dated May 31, 2024) HYCROFT MINING HOLDING CORPORATION 12,500,000 Units Each Unit Consisting of One Share of Class A Common Stock and One-Half of One Warrant to Purchase One Share of Class A Common Stock (and 6,250,000 Shares of Class A Common Stock Underlying the Warrants) Pursuant to this prospe

Subject to Completion, Dated June 11, 2025

Filed Pursuant to Rule 424(b)(5) Registration No. 333-279292 The information in this preliminary prospectus supplement is not complete and may be changed. This preliminary prospectus supplement and the accompanying base prospectus are part of an effective registration statement filed with the Securities and Exchange Commission under the Securities Act of 1933, as amended. This preliminary prospect

HYCROFT MINING ANNOUNCES PUBLIC OFFERING OF UNITS

Exhibit 99.1 HYCROFT MINING ANNOUNCES PUBLIC OFFERING OF UNITS WINNEMUCCA, NV, June 11, 2025 – Hycroft Mining Holding Corporation (Nasdaq: HYMC) (“Hycroft” or the “Company”) is pleased to announce a proposed public underwritten offering of units of the Company (the “Units”) for gross proceeds of approximately $40 million (the “Offering”). Each Unit will be comprised of one share of common stock 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): June 11, 2025 HYCROFT MINING HOLD

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K 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 11, 2025 HYCROFT MINING HOLDING CORPORATION (Exact name of registrant as specified in its charter) Delaware 001-38387 82-2657796 (State or other jurisdiction (Commission (IRS Emp

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K 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 3, 2025 HYCROFT MINING HOLDI

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K 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 3, 2025 HYCROFT MINING HOLDING CORPORATION (Exact name of registrant as specified in its charter) Delaware 001-38387 82-2657796 (State or other jurisdiction (Commission (IRS Empl

Letter from Moss Adams LLP to the Securities and Exchange Commission dated June 6, 2025.

Exhibit 16.1 June 6, 2025 U.S. Securities and Exchange Commission 100 F Street, NE Washington, DC 20549 Ladies and Gentlemen: We have read the statements made by Hycroft Mining Holding Corporation included under Item 4.01 of its Current Report on Form 8-K dated June 6, 2025 to be filed with the Securities and Exchange Commission. We agree with the statements concerning our Firm contained therein.

Results of Operations and Financial Condition, 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 14, 2025 HYCROFT MINING HOLDING CORPORATION (Exact name of registrant as specified in its charter) Delaware 001-38387 82-2657796 (State or other jurisdiction (Commission (IRS Empl

Hycroft Files First Quarter 2025 10-Q and Provides Corporate Update

Exhibit 99.1 Hycroft Files First Quarter 2025 10-Q and Provides Corporate Update WINNEMUCCA, NV, May 14, 2025 – Hycroft Mining Holding Corporation (Nasdaq: HYMC) (“Hycroft” or the “Company”) announces first quarter 2025 results and filing of its Form 10-Q. President’s Message In the first quarter of 2025, Hycroft advanced on several key activities: ● Metallurgical and engineering work – metallurgi

Mine Safety Disclosures*

Exhibit 95.1 MINE SAFETY DISCLOSURE The following disclosures are provided pursuant to the Dodd-Frank Wall Street Reform and Consumer Protection Act (the “Financial Reform Act”) and Item 104 of Regulation S-K, which requires certain disclosures by companies required to file periodic reports under the Exchange Act that operate mines regulated under the Federal Mine Safety and Health Act of 1977 (th

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 PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File No. 001-38387 HYCROFT MINING H

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K 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 HYCROFT MINING HOLD

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K 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 HYCROFT MINING HOLDING CORPORATION (Exact name of registrant as specified in its charter) Delaware 001-38387 82-2657796 (State or other jurisdiction (Commission (IRS Emp

2024 Year-End Exploration Results More High-grade at Brimstone High-grade Gold at Bay Target High-grade Silver at Manganese Target

Exhibit 99.1 Hycroft Mining Holding Corp. 4300 Water Canyon Road Unit #1 Winnemucca, NV 89445 NEWS RELEASE 2024 Year-End Exploration Results More High-grade at Brimstone High-grade Gold at Bay Target High-grade Silver at Manganese Target WINNEMUCCA, NV, April 30, 2025 – Hycroft Mining Holding Corporation (Nasdaq: HYMC) (“Hycroft” or “the Company”) announces final drill results from its 2024 explor

Up to $97,539,894.88 of Shares HYCROFT MINING HOLDING CORPORATION Class A Common Stock

Filed pursuant to Rule 424(b)(5) Registration No. 333-279292 Prospectus Supplement No. 2 (To Prospectus Dated May 31, 2024 and Prospectus Supplement No. 1 Dated March 11, 2025) Up to $97,539,894.88 of Shares HYCROFT MINING HOLDING CORPORATION Class A Common Stock This prospectus supplement amends and supplements the information in our at-the-market offering prospectus, dated May 31, 2024 (the “Ori

Up to $21,292,944 of Shares HYCROFT MINING HOLDING CORPORATION Class A Common Stock

Filed pursuant to Rule 424(b)(5) Registration No. 333-279292 Prospectus Supplement No. 1 (To Prospectus Dated May 31, 2024) Up to $21,292,944 of Shares HYCROFT MINING HOLDING CORPORATION Class A Common Stock This prospectus supplement amends and supplements the information in our at the market offering prospectus, dated May 31, 2024 (the “Prospectus”), which was filed pursuant to our registration

Hycroft Files 2024 10-K and Provides Corporate Update

Exhibit 99.1 Hycroft Files 2024 10-K and Provides Corporate Update WINNEMUCCA, NV, March 5, 2025 – Hycroft Mining Holding Corporation (Nasdaq: HYMC) (“Hycroft” or the “Company”) announces 2024 full year results and filing of its Form 10-K. President’s Message As precious metals continue their powerful momentum in early 2025, we’re proud to reflect on Hycroft Mining’s outstanding 2024 achievements,

Hycroft Mining Holding Corporation Insider Trading Policy.

HYCROFT MINING HOLDING CORPORATION (“Hycroft” or the “Company”) Insider Trading Policy Introduction The board of directors of the Company (the “Board”) has determined that Hycroft should formalize its policy on securities trading by directors, senior executives and employees and other Insiders in accordance with securities laws and regulations.

Results of Operations and Financial Condition, 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 5, 2025 HYCROFT MINING HOLDING CORPORATION (Exact name of registrant as specified in its charter) Delaware 001-38387 82-2657796 (State or other jurisdiction (Commission (IRS Emp

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 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 No. 001-38387 HYCROFT MINING HOLDIN

Exhibit 4.9

DESCRIPTION OF SECURITIES The following descriptions of common and preferred stock summarize the material terms and provisions of the Class A common stock and preferred stock, but are not intended to be complete.

Mine Safety Disclosures

Exhibit 95.1 MINE SAFETY DISCLOSURE The following disclosures are provided pursuant to the Dodd-Frank Wall Street Reform and Consumer Protection Act (the “Financial Reform Act”) and Item 104 of Regulation S-K, which requires certain disclosures by companies required to file periodic reports under the Exchange Act that operate mines regulated under the Federal Mine Safety and Health Act of 1977 (th

Subsidiaries of the registrant.

Exhibit 21.1 Subsidiaries The following is a list of the subsidiaries of Hycroft Mining Holding Corporation, each of which is wholly owned by Hycroft Mining Holding Corporation either directly or through another subsidiary. Subsidiary State of Incorporation or Organization AuxAg Mining Corporation Delaware Autar Gold Corporation Delaware Allied Nevada Gold Holdings LLC Nevada Allied VGH LLC Delawa

Compensation Recovery Policy dated November 17, 2023.

HYCROFT MINING HOLDING CORPORATION COMPENSATION RECOVERY POLICY Effective November 17, 2023 Hycroft Mining Holding Corporation (the “Company”) is committed to strong corporate governance.

Amendment No. 1 to Employment Agreement, dated March 3, 2025 by and between the Company and David B. Thomas (incorporated by reference to Exhibit 10.1 to the Company’s Current Report on Form 8-K filed on March 4, 2025)

Exhibit 10.2 AMENDMENT NO. 1 TO EMPLOYMENT AGREEMENT This Amendment No. 1 refers to the Employment Agreement (the “Agreement”), between Hycroft Mining Holding Corporation (“Employer”) and David B. Thomas (“Employee”) dated May 28, 2024, as amended by this Amendment No. 1, dated March 3, 2025. Capitalized terms used in this Amendment No. 1 and not otherwise defined are used with the meanings given

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) March 3, 2025 HYCROFT MINING HOLDI

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) March 3, 2025 HYCROFT MINING HOLDING CORPORATION (Exact name of registrant as specified in its charter) Delaware 001-38387 82-2657796 (State or other jurisdiction (Commission (IRS Empl

Amendment No. 1 to Employment Agreement, dated March 3, 2025 by and between the Company and Rebecca A. Jennings (incorporated by reference to Exhibit 10.1 to the Company’s Current Report on Form 8-K filed on March 4, 2025)

Exhibit 10.1 AMENDMENT NO. 1 TO EMPLOYMENT AGREEMENT This Amendment No. 1 refers to the Employment Agreement (the “Agreement”), between Hycroft Mining Holding Corporation (“Employer”) and Rebecca A. Jennings (“Employee”) dated May 29, 2024, as amended by this Amendment No. 1, dated March 3, 2025. Capitalized terms used in this Amendment No. 1 and not otherwise defined are used with the meanings gi

Hycroft Once Again Drills Best Hole Ever 21.2 meters of 2,359.68 g/t silver Multiple intervals exceeding 6,000 g/t silver

Exhibit 99.1 Hycroft Once Again Drills Best Hole Ever 21.2 meters of 2,359.68 g/t silver Multiple intervals exceeding 6,000 g/t silver WINNEMUCCA, NV, January 14, 2025 – Hycroft Mining Holding Corporation (Nasdaq: HYMC) (“Hycroft” or “the Company”) announces additional drill results from the 2024 exploration drill program (the “Drill Program”) at the Hycroft Mine, located in Nevada, a Tier-1 minin

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) January 14, 2025 HYCROFT MINING HO

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) January 14, 2025 HYCROFT MINING HOLDING CORPORATION (Exact name of registrant as specified in its charter) Delaware 001-38387 82-2657796 (State or other jurisdiction (Commission (IRS E

Hycroft Announces Board Chair Transition

Exhibit 99.1 Hycroft Announces Board Chair Transition WINNEMUCCA, NV, Jan. 7, 2025 /PRNewswire/ — Hycroft Mining Holding Corporation (Nasdaq: HYMC) (“Hycroft” or “the Company”) today announced that Mr. Stephen A. Lang will step down as Chair of the Board of Directors due to health reasons effective January 15, 2025 , but will remain on the Board as an Independent Director. Thomas Weng , current in

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) January 6, 2025 HYCROFT MINING HOL

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) January 6, 2025 HYCROFT MINING HOLDING CORPORATION (Exact name of registrant as specified in its charter) Delaware 001-38387 82-2657796 (State or other jurisdiction (Commission (IRS Em

Hycroft Announces Third Quarter 2024 Results

Exhibit 99.1 Hycroft Announces Third Quarter 2024 Results WINNEMUCCA, NV, November 5, 2024 – Hycroft Mining Holding Corporation (Nasdaq: HYMC) (“Hycroft” or the “Company”) announces quarterly results for the three months ended September 30, 2024. Diane R. Garrett, Hycroft’s President & CEO, commented: “We have completed more than two years with a zero total recordable injury frequency rate (“TRIFR

Results of Operations and Financial Condition, 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) November 5, 2024 HYCROFT MINING HOLDING CORPORATION (Exact name of registrant as specified in its charter) Delaware 001-38387 82-2657796 (State or other jurisdiction (Commission (IRS E

Mine Safety Disclosures*

Exhibit 95.1 MINE SAFETY DISCLOSURE The following disclosures are provided pursuant to the Dodd-Frank Wall Street Reform and Consumer Protection Act (the “Financial Reform Act”) and Item 104 of Regulation S-K, which requires certain disclosures by companies required to file periodic reports under the Exchange Act that operate mines regulated under the Federal Mine Safety and Health Act of 1977 (th

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 PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File No. 001-38387 HYCROFT MINI

Investor presentation of the registrant.

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) October 30, 2024 HYCROFT MINING HO

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) October 30, 2024 HYCROFT MINING HOLDING CORPORATION (Exact name of registrant as specified in its charter) Delaware 001-38387 82-2657796 (State or other jurisdiction (Commission (IRS E

Hycroft Continues to Intersect High-Grade Silver at Brimstone 18.2 meters of 1,987.35 g/t silver Multiple intervals exceeding 1,000 g/t silver

Exhibit 99.1 Hycroft Continues to Intersect High-Grade Silver at Brimstone 18.2 meters of 1,987.35 g/t silver Multiple intervals exceeding 1,000 g/t silver WINNEMUCCA, NV, October 24, 2024 – Hycroft Mining Holding Corporation (Nasdaq: HYMC) (“Hycroft” or “the Company”) announces additional drill results from the 2024 exploration drill program (the “Drill Program”) at the Hycroft Mine, located in N

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K 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 24, 2024 HYCROFT MINING HO

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K 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 24, 2024 HYCROFT MINING HOLDING CORPORATION (Exact name of registrant as specified in its charter) Delaware 001-38387 82-2657796 (State or other jurisdiction (Commission (IRS E

Hycroft Expands Vortex - Encounters Significant Silver and Gold Drilling extends Vortex west ~100 meters Multiple intervals exceeding 1000 g/t silver Significant gold intercepts being encountered

Exhibit 99.1 Hycroft Expands Vortex - Encounters Significant Silver and Gold Drilling extends Vortex west ~100 meters Multiple intervals exceeding 1000 g/t silver Significant gold intercepts being encountered WINNEMUCCA, NV, October 3, 2024 – Hycroft Mining Holding Corporation (Nasdaq: HYMC) (“Hycroft” or “the Company”) announces additional drill results from the 2024 exploration drill program (th

Hycroft Expands Vortex - Encounters Significant Silver and Gold Drilling extends Vortex west ~100 meters Multiple intervals exceeding 1000 g/t silver Significant gold intercepts being encountered

Exhibit 99.1 Hycroft Expands Vortex - Encounters Significant Silver and Gold Drilling extends Vortex west ~100 meters Multiple intervals exceeding 1000 g/t silver Significant gold intercepts being encountered WINNEMUCCA, NV, October 3, 2024 – Hycroft Mining Holding Corporation (Nasdaq: HYMC) (“Hycroft” or “the Company”) announces additional drill results from the 2024 exploration drill program (th

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K 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 HYCROFT MINING HOLDIN

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K 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 HYCROFT MINING HOLDING CORPORATION (Exact name of registrant as specified in its charter) Delaware 001-38387 82-2657796 (State or other jurisdiction (Commission (IRS Emplo

Regulation FD Disclosure, Financial Statements and Exhibits

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) October 3, 2024 HYCROFT MINING HOLDING CORPORATION (Exact name of registrant as specified in its charter) Delaware 001-38387 82-2657796 (State or other jurisdiction

Hycroft Announces Second Quarter 2024 Results

Exhibit 99.1 Hycroft Announces Second Quarter 2024 Results WINNEMUCCA, NV, August 6, 2024 – Hycroft Mining Holding Corporation (Nasdaq: HYMC) (“Hycroft” or “the Company”) announces quarterly results for the three months ended June 30, 2024. Diane R. Garrett, Hycroft’s President & CEO, commented: “We continued our safety and operational excellence focus in the quarter ended June 30, 2024, as we ope

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 PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File No. 001-38387 HYCROFT MINING HO

Results of Operations and Financial Condition, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest reported): August 6, 2024 HYCROFT MINING HOLDING CORPORATION (Exact name of registrant as specified in its charter) Delaware 001-38387 82-2657796 (State or other jurisdiction (Commission (IRS Employer of Incorporation) File Number) Identification Number) P.

Mine Safety Disclosures*

Exhibit 95.1 MINE SAFETY DISCLOSURE The following disclosures are provided pursuant to the Dodd-Frank Wall Street Reform and Consumer Protection Act (the “Financial Reform Act”) and Item 104 of Regulation S-K, which requires certain disclosures by companies required to file periodic reports under the Exchange Act that operate mines regulated under the Federal Mine Safety and Health Act of 1977 (th

As filed with the Securities and Exchange Commission on June 13, 2024

As filed with the Securities and Exchange Commission on June 13, 2024 Registration No.

Amended and Restated HYMC 2020 Performance and Incentive Pay Plan.

Exhibit 99.1 AMENDED AND RESTATED HYMC 2020 PERFORMANCE AND INCENTIVE PAY PLAN 1. PURPOSE OF PLAN The Corporation has adopted this Plan to promote the interests of the Corporation, its Affiliated Entities and its stockholders by using stock-based and cash-based incentives to attract, retain and motivate its management and other persons, including officers, Directors, key employees and certain Cons

Filing Fees Exhibit

Exhibit 107 CALCULATION OF FILING FEE TABLE Form S-8 (Form Type) Hycroft Mining Holding Corporation (Exact Name of Registrant as Specified in its Charter) Security Type Security Class Title Fee Calculation Rule Amount Registered (1) Proposed Maximum Offering Price Per Share Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee Equity Class A common stock, par value $0.

Employment Agreement, dated as of May 29, 2024, by and between the registrant and Rebecca A. Jennings.

Exhibit 10.1 EMPLOYMENT AGREEMENT THIS EMPLOYMENT AGREEMENT (this “Agreement”), effective as of this 23rd day of May, 2024, is made by and between Hycroft Mining Holding Corporation, a Delaware corporation (the “Company”) and Rebecca A. Jennings (the “Employee”). WHEREAS, on October 2, 2022, Employee entered into an Employment Agreement with the Company; WHEREAS, the Company desires to continue to

Employment Agreement, dated as of May 28, 2024, by and between the registrant and David B. Thomas.

Exhibit 10.2 EMPLOYMENT AGREEMENT THIS EMPLOYMENT AGREEMENT (this “Agreement”), effective as of this 23rd day of May, 2024, is made by and between Hycroft Mining Holding Corporation, a Delaware corporation (the “Company”) and David B. Thomas (the “Employee”). WHEREAS, on January 25, 2021, Employee entered into an Employment Agreement with the Company, which expired on January 25, 2024, at which ti

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, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest reported): May 23, 2024 HYCROFT MINING HOLDING CORPORATION (Exact name of registrant as specified in its charter) Delaware 001-38387 82-2657796 (State or other jurisdiction (Commission (IRS Employer of Incorporation) File Number) Identification Number) P.

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): May 23, 2024 HYCROFT MINING HOLDING CORPORATION (Exact name of registrant as specified in its charter) Delaware 001-38387 82-2657796 (State or other jurisdiction of incorporation) (Co

Hycroft Mining Holding Corporation 4300 Water Canyon Road, Unit 1 Winnemucca, Nevada 89445

Hycroft Mining Holding Corporation 4300 Water Canyon Road, Unit 1 Winnemucca, Nevada 89445 May 29, 2024 VIA EDGAR U.

As filed with the Securities and Exchange Commission on May 20, 2024

As filed with the Securities and Exchange Commission on May 20, 2024 Registration No.

Filing Fee Table

Exhibit 107 Calculation of Filing Fee Tables Form S-3 (Form Type) HYCROFT MINING HOLDING CORPORATION (Exact Name of Registrant as Specified in its Charter) Table 1: Newly Registered and Carry Forward Securities Fees Security Type Security Class Title Fee Calculation or 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 Previously Paid In Connection with Unsold Securities to be Carried Forward Newly Registered Securities Fees to Be Paid — — — — — — — — Fees Previously Paid Equity Class A Common Stock, par value $0.

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) ☒ Filed by the Registrant ☐ Filed by a Party other than the Registrant Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of Commission Only (as permitted by Rule 14a-6(e)(

Up to $100,000,000 of Shares HYCROFT MINING HOLDING CORPORATION Class A Common Stock

Filed pursuant to Rule 424(b)(5) Registration No. 333-257567 Prospectus Supplement No. 3 (To Prospectus Dated July 13, 2021) Up to $100,000,000 of Shares HYCROFT MINING HOLDING CORPORATION Class A Common Stock This prospectus supplement amends and supplements the information in our prospectus, dated July 13, 2021 (the “Prospectus”), the prospectus supplement dated June 2, 2023 (the “Prospectus Sup

Form of Subordinated Indenture

EXHIBIT 4.13 HYCROFT MINING HOLDING CORPORATION as the Company and as Trustee Subordinated Indenture Dated as of , 20 TABLE OF CONTENTS PAGE ARTICLE 1 DEFINITIONS AND INCORPORATION BY REFERENCE Section 1.01. Definitions 5 Section 1.02. Other Definitions 9 Section 1.03. Incorporation by Reference of Trust Indenture Act 9 Section 1.04. Rules of Construction 9 ARTICLE 2 THE SECURITIES Section 2.01. F

As filed with the Securities and Exchange Commission on May 9, 2024

As filed with the Securities and Exchange Commission on May 9, 2024 Registration No.

Form of Senior Indenture

EXHIBIT 4.11 HYCROFT MINING HOLDING CORPORATION as the Company and as Trustee Senior Indenture Dated as of , 20 TABLE OF CONTENTS PAGE ARTICLE 1 DEFINITIONS AND INCORPORATION BY REFERENCE 4 Section 1.01. Definitions 4 Section 1.02. Other Definitions 8 Section 1.03. Incorporation by Reference of Trust Indenture Act 8 Section 1.04. Rules of Construction 8 ARTICLE 2 THE SECURITIES 9 Section 2.01. For

Filing Fee Table

Exhibit 107 Calculation of Filing Fee Tables Form S-3 (Form Type) HYCROFT MINING HOLDING CORPORATION (Exact Name of Registrant as Specified in its Charter) Table 1: Newly Registered and Carry Forward Securities Fees Security Type Security Class Title Fee Calculation or 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 Previously Paid In Connection with Unsold Securities to be Carried Forward Fees to be paid Equity Class A Common Stock, par value $0.

At Market Issuance Sales Agreement, dated May 9, 2024, by and between B. Riley Securities, Inc. and Hycroft Mining Holding Corporation.

Exhibit 10.39 HYCROFT MINING HOLDING CORPORATION Class A Common Stock (par value $0.0001 per share) At Market Issuance Sales Agreement May 9, 2024 B. Riley Securities, Inc. 299 Park Avenue, 21st Floor New York, NY 10171 Ladies and Gentlemen: Hycroft Mining Holding Corporation, a Delaware corporation (the “Company”), confirms its agreement (this “Agreement”) with B. Riley Securities, Inc. (the “Age

Mine Safety Disclosures*

Exhibit 95.1 MINE SAFETY DISCLOSURE The following disclosures are provided pursuant to the Dodd-Frank Wall Street Reform and Consumer Protection Act (the “Financial Reform Act”) and Item 104 of Regulation S-K, which requires certain disclosures by companies required to file periodic reports under the Exchange Act that operate mines regulated under the Federal Mine Safety and Health Act of 1977 (th

Hycroft Announces First Quarter 2024 Results

Exhibit 99.1 Hycroft Announces First Quarter 2024 Results WINNEMUCCA, NV, May 7, 2024 – Hycroft Mining Holding Corporation (Nasdaq: HYMC) (“Hycroft” or “the Company”) announces quarterly results for the three months ended March 31, 2024. Diane R. Garrett, Hycroft’s President & CEO, commented: “The first quarter of the year continued to build on the strong results produced from our 2022-2023 explor

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest reported): May 7, 2024 HYCROFT MINING HOLDING CORPOR

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest reported): May 7, 2024 HYCROFT MINING HOLDING CORPORATION (Exact name of registrant as specified in its charter) Delaware 001-38387 82-2657796 (State or other jurisdiction (Commission (IRS Employer of Incorporation) File Number) Identification Number) P.

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 PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File No. 001-38387 HYCROFT MINING H

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest reported): April 25, 2024 HYCROFT MINING HOLDING COR

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest reported): April 25, 2024 HYCROFT MINING HOLDING CORPORATION (Exact name of registrant as specified in its charter) Delaware 001-38387 82-2657796 (State or other jurisdiction (Commission (IRS Employer of Incorporation) File Number) Identification Number) P.

Hycroft To Be Added To the Solactive Global Silver Miners Total Returns Index

Exhibit 99.1 Hycroft To Be Added To the Solactive Global Silver Miners Total Returns Index WINNEMUCCA, NV, April 25, 2024 – Hycroft Mining Holding Corporation (Nasdaq: HYMC) (“Hycroft” or “the Company”) is pleased to announce that Hycroft will be added to the Solactive Global Silver Miners Total Returns Index (the “Silver Index”), effective May 1, 2024. Diane R. Garrett, President and CEO of Hycro

Employment Agreement, dated as of April 10, 2024, by and between the registrant and Stanton K. Rideout.

Exhibit 10.2 EMPLOYMENT AGREEMENT THIS EMPLOYMENT AGREEMENT (this “Agreement”), effective as of this 10th day of April, 2024, is made by and between Hycroft Mining Holding Corporation, a Delaware corporation (the “Company”) and Stanton K. Rideout (the “Employee”). WHEREAS, on October 20, 2020, Employee entered into an Employment Agreement with the Company, which expired on October 20, 2023, at whi

Employment Agreement, dated as of April 10, 2024, by and between the registrant and Diane R. Garrett.

Exhibit 10.1 EMPLOYMENT AGREEMENT THIS EMPLOYMENT AGREEMENT (this “Agreement”), effective as of this 10th day of April, 2024, is made by and between Hycroft Mining Holding Corporation, a Delaware corporation (the “Company”) and Diane R. Garrett (the “Employee”). WHEREAS, on August 31, 2020, Employee entered into an Employment Agreement with the Company, which expired on September 8, 2023, at which

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) ☒ Filed by the Registrant ☐ Filed by a Party other than the Registrant Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of Commission Only (as permitted by Rule 14a-6(e)(

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest reported): April 10, 2024 HYCROFT MINING HOLDING COR

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest reported): April 10, 2024 HYCROFT MINING HOLDING CORPORATION (Exact name of registrant as specified in its charter) Delaware 001-38387 82-2657796 (State or other jurisdiction (Commission (IRS Employer of Incorporation) File Number) Identification Number) P.

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No.   ) Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of Commission Only (as permitted by Rule 14a-6(e

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest reported): April 5, 2024 HYCROFT MINING HOLDING CORPORATION (Exact name of registrant as specified in its charter) Delaware 001-38387 82-2657796 (State or other jurisdiction (Commission (IRS Employer of Incorporation) File Number) Identification Number) P.

Investor presentation of the registrant.

Exhibit 99.1

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest reported): April 3, 2024 HYCROFT MINING HOLDING CORP

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest reported): April 3, 2024 HYCROFT MINING HOLDING CORPORATION (Exact name of registrant as specified in its charter) Delaware 001-38387 82-2657796 (State or other jurisdiction (Commission (IRS Employer of

Hycroft Exploration Program Defines High-Grade Mineralization Controls Data demonstrates potential for underground mine scenario

Exhibit 99.1 Hycroft Exploration Program Defines High-Grade Mineralization Controls Data demonstrates potential for underground mine scenario WINNEMUCCA, NV, April 3, 2024 – Hycroft Mining Holding Corporation (Nasdaq: HYMC) (“Hycroft” or “the Company”) is pleased to provide an update for the ongoing 2024 exploration drill program. The 2024 Brimstone and Vortex drilling is well underway with assays

Up to $15,338,547.74 of Shares HYCROFT MINING HOLDING CORPORATION Class A Common Stock

Filed pursuant to Rule 424(b)(5) Registration No. 333-257567 Prospectus Supplement No. 2 (To Prospectus Dated July 13, 2021) Up to $15,338,547.74 of Shares HYCROFT MINING HOLDING CORPORATION Class A Common Stock This prospectus supplement amends and supplements the information in our prospectus, dated July 13, 2021 (the “Prospectus”), and the prospectus supplement, dated June 2, 2023 (the Prospect

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest reported): March 14, 2024 HYCROFT MINING HOLDING COR

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest reported): March 14, 2024 HYCROFT MINING HOLDING CORPORATION (Exact name of registrant as specified in its charter) Delaware 001-38387 82-2657796 (State or other jurisdiction (Commission (IRS Employer o

Hycroft Announces Year End 2023 Operating and Financial Results

Exhibit 99.1 Hycroft Announces Year End 2023 Operating and Financial Results WINNEMUCCA, NV, March 14, 2024 – Hycroft Mining Holding Corporation (Nasdaq: HYMC) (“Hycroft” or “the Company”) announces operating and financial results for three and 12 months ended December 31, 2023. Diane R. Garrett, Hycroft President & CEO, commented: “The year culminated in a significant step-change for the Hycroft

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2023 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File No. 001-38387 HYCROFT MINING HOLDIN

Compensation Recovery Policy dated November 17, 2023.

HYCROFT MINING HOLDING CORPORATION COMPENSATION RECOVERY POLICY Effective November 17, 2023 Hycroft Mining Holding Corporation (the “Company”) is committed to strong corporate governance.

Mine Safety Disclosures

Exhibit 95.1 MINE SAFETY DISCLOSURE The following disclosures are provided pursuant to the Dodd-Frank Wall Street Reform and Consumer Protection Act (the “Financial Reform Act”) and Item 104 of Regulation S-K, which requires certain disclosures by companies required to file periodic reports under the Exchange Act that operate mines regulated under the Federal Mine Safety and Health Act of 1977 (th

Subsidiaries of the registrant.

Exhibit 21.1 Subsidiaries The following is a list of the subsidiaries of Hycroft Mining Holding Corporation, each of which is wholly owned by Hycroft Mining Holding Corporation either directly or through another subsidiary. Subsidiary State of Incorporation or Organization AuxAg Mining Corporation Delaware Autar Gold Corporation Delaware Allied Nevada Gold Holdings LLC Nevada Allied VGH LLC Delawa

Investor presentation of the registrant.

Exhibit 99.2

Hycroft Announces Start of 2024 Drill Program Targeting High-Grade Silver Discoveries

Exhibit 99.1 Hycroft Announces Start of 2024 Drill Program Targeting High-Grade Silver Discoveries WINNEMUCCA, NV, February 13, 2024 – Hycroft Mining Holding Corporation (Nasdaq: HYMC) (“Hycroft” or “the Company”) announces the start of the 2024 exploration drill program (the “2024 Drill Program”) at the Hycroft Mine, located in Nevada, USA, a Tier-1 mining jurisdiction. The 2024 Drill Program enc

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest reported): February 13, 2024 HYCROFT MINING HOLDING

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest reported): February 13, 2024 HYCROFT MINING HOLDING CORPORATION (Exact name of registrant as specified in its charter) Delaware 001-38387 82-2657796 (State or other jurisdiction (Commission (IRS Employe

Hycroft Delivers More High-Grade – Expands New Silver System at Brimstone Drilling reveals two high-grade silver trends High-grade silver from >100 g/t to > 2000 g/t Significant new value driver for the Hycroft Mine

Exhibit 99.1 Hycroft Delivers More High-Grade – Expands New Silver System at Brimstone Drilling reveals two high-grade silver trends High-grade silver from >100 g/t to > 2000 g/t Significant new value driver for the Hycroft Mine WINNEMUCCA, NV, January 9, 2024 – Hycroft Mining Holding Corporation (Nasdaq: HYMC) (“Hycroft” or “the Company”) announces additional drill results from Phase 2 of the 202

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest reported): January 9, 2024 HYCROFT MINING HOLDING CO

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest reported): January 9, 2024 HYCROFT MINING HOLDING CORPORATION (Exact name of registrant as specified in its charter) Delaware 001-38387 82-2657796 (State or other jurisdiction (Commission (IRS Employer

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest reported): December 5, 2023 HYCROFT MINING HOLDING C

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest reported): December 5, 2023 HYCROFT MINING HOLDING CORPORATION (Exact name of registrant as specified in its charter) Delaware 001-38387 82-2657796 (State or other jurisdiction (Commission (IRS Employer

Hycroft Regains Compliance with Nasdaq Listing Requirements

Exhibit 99.1 Hycroft Regains Compliance with Nasdaq Listing Requirements WINNEMUCCA, NV, December 5, 2023 – Hycroft Mining Holding Corporation (Nasdaq: HYMC) (“Hycroft” or “the Company”) is pleased to announce that it received notice from The Nasdaq Stock Market LLC (Nasdaq) informing Hycroft that it has regained compliance with the minimum bid price requirement under NASDAQ Listing Rule 5550(a)(2

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest reported): November 28, 2023 HYCROFT MINING HOLDING

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest reported): November 28, 2023 HYCROFT MINING HOLDING CORPORATION (Exact name of registrant as specified in its charter) Delaware 001-38387 82-2657796 (State or other jurisdiction of Incorporation) (Commi

Investor presentation of the registrant.

Exhibit 99.1

Hycroft Drills Best Hole Ever – Discovers New High-Grade Silver System

Exhibit 99.1 Hycroft Drills Best Hole Ever – Discovers New High-Grade Silver System WINNEMUCCA, NV, November 16, 2023 – Hycroft Mining Holding Corporation (Nasdaq: HYMC) (“Hycroft” or “the Company”) is pleased to announce the latest drill results from its ongoing 2022-2023 exploration drill program (the “Drill Program”) at the Hycroft Mine, located in Nevada, a Tier-1 mining jurisdiction. Drilling

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest reported): November 16, 2023 HYCROFT MINING HOLDING

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest reported): November 16, 2023 HYCROFT MINING HOLDING CORPORATION (Exact name of registrant as specified in its charter) Delaware 001-38387 82-2657796 (State or other jurisdiction (Commission (IRS Employe

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest reported): November 9, 2023 HYCROFT MINING HOLDING C

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest reported): November 9, 2023 HYCROFT MINING HOLDING CORPORATION (Exact name of registrant as specified in its charter) Delaware 001-38387 82-2657796 (State or other jurisdiction (Commission (IRS Employer

Certificate of Amendment filed with the Delaware Secretary of State on November 9, 2023 (incorporated by reference to Exhibit 3.1 to the Company’s Current Report on Form 8-K filed by the Company on November 9, 2023).

Exhibit 3.1

Hycroft Mining Announces 1-For-10 Reverse Stock Split

Exhibit 99.1 Hycroft Mining Announces 1-For-10 Reverse Stock Split WINNEMUCCA, NV, November 9, 2023 – Hycroft Mining Holding Corporation (Nasdaq: HYMC) (“Hycroft” or “the Company”) today announced that the Company’s board of directors has resolved to effectuate a reverse stock split of Hycroft’s issued and outstanding Class A common stock (“Common Stock”) and has determined the ratio to be 1-for-1

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, 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 No. 001-38387 HYCROFT MINI

Mine Safety Disclosures*

Exhibit 95.1 MINE SAFETY DISCLOSURE The following disclosures are provided pursuant to the Dodd-Frank Wall Street Reform and Consumer Protection Act (the “Financial Reform Act”) and Item 104 of Regulation S-K, which requires certain disclosures by companies required to file periodic reports under the Exchange Act that operate mines regulated under the Federal Mine Safety and Health Act of 1977 (th

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K 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 31, 2023 HYCROFT MINING H

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K 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 31, 2023 HYCROFT MINING HOLDING CORPORATION (Exact name of registrant as specified in its charter) Delaware 001-38387 82-2657796 (State or other jurisdiction of incorporation

Hycroft Mining Announces Third Quarter 2023 Results

Exhibit 99.1 Hycroft Mining Announces Third Quarter 2023 Results WINNEMUCCA, NV, October 31, 2023 – Hycroft Mining Holding Corporation (Nasdaq: HYMC) (“Hycroft” or “the Company”) announces quarterly results for the three and nine months ended September 30, 2023. “The Hycroft team has so much to be proud of this quarter,” stated Diane Garrett, President and CEO of Hycroft. “First and foremost is th

Hycroft Mining Announces Reverse Stock Split

Exhibit 99.1 Hycroft Mining Announces Reverse Stock Split WINNEMUCCA, NV, October 26, 2023 – Hycroft Mining Holding Corporation (Nasdaq: HYMC) (“Hycroft” or “the Company”) announces that the Company will undertake a Reverse Stock Split of its Class A Common Stock (“Common Stock”) at a ratio of 1-for-10 (the “Reverse Stock Split”). The Reverse Stock Split is expected to become effective immediately

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K 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 26, 2023 HYCROFT MINING H

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K 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 26, 2023 HYCROFT MINING HOLDING CORPORATION (Exact name of registrant as specified in its charter) Delaware 001-38387 82-2657796 (State or other jurisdiction of incorporation

Hycroft Mining Provides Update on Nasdaq Listing

Exhibit 99.1 Hycroft Mining Provides Update on Nasdaq Listing WINNEMUCCA, NV, October 4, 2023 – Hycroft Mining Holding Corporation (Nasdaq: HYMC) (“Hycroft” or “the Company”) announces that, as anticipated, today it received a notice from Nasdaq indicating the Company’s shares would be delisted on October 12, 2023, due to non-compliance with Nasdaq’s minimum bid price requirement as set forth in N

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): October 3, 2023 HYCROFT MINING HO

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): October 3, 2023 HYCROFT MINING HOLDING CORPORATION (Exact name of registrant as specified in its charter) Delaware 001-38387 82-2657796 (State or other jurisdiction of incorporation o

Hycroft Mining Provides Update Regarding Nasdaq Listing

Exhibit 99.1 Hycroft Mining Provides Update Regarding Nasdaq Listing WINNEMUCCA, NV, September 25, 2023 – Hycroft Mining Holding Corporation (Nasdaq: HYMC) (“Hycroft” or “the Company”) announces that it plans to file a timely request for a hearing before the Nasdaq Hearings Panel (the “Panel”) to present its plan to regain compliance with Nasdaq’s minimum bid price requirement. Upon the filing 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): September 25, 2023 HYCROFT MINING

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): September 25, 2023 HYCROFT MINING HOLDING CORPORATION (Exact name of registrant as specified in its charter) Delaware 001-38387 82-2657796 (State or other jurisdiction of incorporatio

Investor presentation of the registrant.

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): September 12, 2023 HYCROFT MINING

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): September 12, 2023 HYCROFT MINING HOLDING CORPORATION (Exact name of registrant as specified in its charter) Delaware 001-38387 82-2657796 (State or other jurisdiction of incorporatio

Hycroft Confirms Positive Metallurgical Test Results Results demonstrate significantly improved recoveries for both gold and silver

Exhibit 99.1 Hycroft Confirms Positive Metallurgical Test Results Results demonstrate significantly improved recoveries for both gold and silver WINNEMUCCA, NV – September 6, 2023 – Hycroft Mining Holding Corporation (Nasdaq: HYMC) (“Hycroft” or “the Company”), a gold and silver development company that owns the Hycroft Mine in the prolific mining region of Northern Nevada, announces results for 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): September 6, 2023 HYCROFT MINING

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): September 6, 2023 HYCROFT MINING HOLDING CORPORATION (Exact name of registrant as specified in its charter) Delaware 001-38387 82-2657796 (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): August 10, 2023 HYCROFT MINING HO

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 10, 2023 HYCROFT MINING HOLDING CORPORATION (Exact name of registrant as specified in its charter) Delaware 001-38387 82-2657796 (State or other jurisdiction of incorporation o

Investor presentation of the registrant.

Exhibit 99.1

HYCROFT PROVIDES SECOND QUARTER 2023 OPERATING AND FINANCIAL RESULTS

Exhibit 99.1 HYCROFT PROVIDES SECOND QUARTER 2023 OPERATING AND FINANCIAL RESULTS WINNEMUCCA, NV, JULY 26, 2023 - Hycroft Mining Holding Corporation (Nasdaq: HYMC) (“Hycroft” or “the Company”), a gold and silver development company that owns the Hycroft Mine in the prolific mining region of Northern Nevada, announces operating and financial results for the quarter ended June 30, 2023. Today, the C

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, 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 No. 001-38387 HYCROFT MINING HO

Mine Safety Disclosures*

Exhibit 95.1 MINE SAFETY DISCLOSURE The following disclosures are provided pursuant to the Dodd-Frank Wall Street Reform and Consumer Protection Act (the “Financial Reform Act”) and Item 104 of Regulation S-K, which requires certain disclosures by companies required to file periodic reports under the Exchange Act that operate mines regulated under the Federal Mine Safety and Health Act of 1977 (th

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K 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 26, 2023 HYCROFT MINING HOLD

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K 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 26, 2023 HYCROFT MINING HOLDING CORPORATION (Exact name of registrant as specified in its charter) Delaware 001-38387 82-2657796 (State or other jurisdiction of incorporation or

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K 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 HYCROFT MINING HOLD

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K 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 HYCROFT MINING HOLDING CORPORATION (Exact name of registrant as specified in its charter) Delaware 001-38387 82-2657796 (State or other jurisdiction of incorporation or

HYCROFT APPOINTS FIONA GRANT LEYDIER AS VICE PRESIDENT, OF INVESTOR RELATIONS

Exhibit 99.1 HYCROFT APPOINTS FIONA GRANT LEYDIER AS VICE PRESIDENT, OF INVESTOR RELATIONS WINNEMUCCA, NV, July 17, 2023 - Hycroft Mining Holding Corporation (Nasdaq: HYMC) (“Hycroft” or “the Company”), a gold and silver development company that owns the Hycroft Mine in the prolific mining region of Northern Nevada, announces the appointment of Fiona Grant Leydier as Vice President, Investor Relat

HYCROFT PROVIDES CORPORATE UPDATE

Exhibit 99.1 HYCROFT PROVIDES CORPORATE UPDATE WINNEMUCCA, NV, July 12, 2023 - Hycroft Mining Holding Corporation (Nasdaq: HYMC) (“Hycroft” or “the Company”), a gold and silver development company that owns the Hycroft Mine in the prolific mining region of Northern Nevada, provides an update on the Company’s activities. Diane Garrett, President and CEO commented, “Hycroft is in a unique and enviab

HYCROFT TAKES ACTION TO PROTECT SHAREHOLDERS AGAINST POTENTIALLY ILLEGAL TRADING ACTIVITIES

Exhibit 99.2 HYCROFT TAKES ACTION TO PROTECT SHAREHOLDERS AGAINST POTENTIALLY ILLEGAL TRADING ACTIVITIES WINNEMUCCA, NV, July 13, 2023 - Hycroft Mining Holding Corporation (Nasdaq: HYMC) (“Hycroft” or “the Company”), a gold and silver development company that owns the Hycroft Mine in the prolific mining region of Northern Nevada, announces that it has been working with Shareholder Intelligent Serv

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): July 12, 2023 HYCROFT MINING HOLD

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): July 12, 2023 HYCROFT MINING HOLDING CORPORATION (Exact name of registrant as specified in its charter) Delaware 001-38387 82-2657796 (State or other jurisdiction of incorporation or

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K 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 1, 2023 HYCROFT MINING HOLDI

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K 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 1, 2023 HYCROFT MINING HOLDING CORPORATION (Exact name of registrant as specified in its charter) Delaware 001-38387 82-2657796 (State or other jurisdiction of incorporation or o

Second Amendment to Second Amended and Restated Credit Agreement, dated July 1, 2023, by and among the registrant and Sprott Private Resource Lending II (Collector), LP, Sprott Resource Lending Corp., and certain subsidiaries of the registrant as guarantors (incorporated by reference to Exhibit 10.1 to the Company’s Current Report on Form 8-K filed by the Company on July 3, 2023).

Exhibit 10.1 SECOND AMENDMENT TO SECOND AMENDED AND RESTATED CREDIT AGREEMENT THIS SECOND AMENDMENT TO SECOND AMENDED AND RESTATED CREDIT AGREEMENT dated as of and effective from the 1st day of July, 2023 (this “Agreement”) BETWEEN: HYCROFT MINING HOLDING CORPORATION, a corporation organized and existing under the laws of Delaware (hereinafter referred to as the “Borrower”) AND: AUXAG MINING CORPO

Consent of independent registered public accounting firm - Plante & Moran PLLC.

Exhibit 23.8 Consent of Independent Registered Public Accounting Firm We hereby consent to the incorporation by reference in Hycroft Mining Holding Corporation’s Registration Statement (the “Registration Statement”) on Form S-3 (File No. 333-257567) of our report dated March 30, 2022, relating to the consolidated financial statements as of and for the year ended December 31, 2021, which appear in

Consent of third-party qualified person - Independent Mining Consultants, Inc.

Exhibit 23.10 Independent Mining Consultants, Inc. 3560 E. Gas Road Tucson, AZ 85714 CONSENT OF THIRD-PARTY QUALIFIED PERSON Independent Mining Consultants, Inc. (“IMC”), in connection with the filing of the Hycroft Mining Holding Corporation Post-Effective amendment to Registration Statement on Form S-3 (File No. 333-257567) (the “S-3”), consents to: ● the filing and use of the technical report s

Consent of third-party firm - Ausenco Engineering USA South Inc.

Exhibit 23.9 Ausenco Engineering USA South Inc. 595 S. Meyer Ave. Tucson, AZ 85701 CONSENT OF AUSENCO ENGINEERING USA SOUTH INC. Ausenco Engineering USA South Inc.(“Ausenco”), in connection with the filing of the Hycroft Mining Holding Corporation Post-Effective amendment to Registration Statement on Form S-3 (File No. 333-257567) (the “S-3”), consents to: ● the incorporation by reference of the t

Consent of third-party qualified person - WestLand Engineering & Environment Services, Inc.

Exhibit 23.11 WestLand Engineering & Environmental Services, Inc. 1650 Meadow Wood Lane Reno, NV 89502 CONSENT OF THIRD-PARTY QUALIFIED PERSON WestLand Engineering & Environmental Services, Inc.(“WestLand”), in connection with the filing of the Hycroft Mining Holding Corporation Post-Effective amendment to Registration Statement on Form S-3 (File No. 333-257567) (the “S-3”), consents to: ● the fil

Consent of independent registered public accounting firm - Moss Adams, LLP.

Exhibit 23.7 Consent of Independent Registered Public Accounting Firm We hereby consent to the incorporation by reference in Hycroft Mining Holding Corporation’s Registration Statement (the “Registration Statement”) on Form S-3 (File No. 333-257567) of our report dated March 28, 2023, relating to the consolidated financial statements as of and for the year ended December 31, 2022, which appear in

As filed with the Securities and Exchange Commission on June 9, 2023

As filed with the Securities and Exchange Commission on June 9, 2023 Registration No.

Hycroft Mining Holding Corporation 4300 Water Canyon Road, Unit 1 Winnemucca, Nevada 89445 June 8, 2023

Hycroft Mining Holding Corporation 4300 Water Canyon Road, Unit 1 Winnemucca, Nevada 89445 June 8, 2023 FILING VIA EDGAR Division of Corporation Finance U.

Up to $361,439,789.15 of Shares HYCROFT MINING HOLDING CORPORATION Class A Common Stock

Filed pursuant to Rule 424(b)(5) Registration No. 333-257567 Prospectus Supplement (To Prospectus Dated July 13, 2021) Up to $361,439,789.15 of Shares HYCROFT MINING HOLDING CORPORATION Class A Common Stock This prospectus supplement is being filed with respect to the reactivation of our previously announced “at-the-market” equity program, solely to update the remaining amount of shares of our Cla

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K 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 2, 2023 HYCROFT MINING HOLDI

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K 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 2, 2023 HYCROFT MINING HOLDING CORPORATION (Exact name of registrant as specified in its charter) Delaware 001-38387 82-2657796 (State or other jurisdiction of incorporation) (Co

Consent of independent registered public accounting firm - Moss Adams, LLP.

Exhibit 23.7 Consent of Independent Registered Public Accounting Firm We consent to the incorporation by reference in Hycroft Mining Holding Corporation’s Registration Statement (the “Registration Statement”) on Form S-3 (File No. 333-257567) of our report dated March 28, 2023, relating to the 2022 consolidated financial statements which appear in the Annual Report on Form 10-K for the year ended

Consent of independent registered public accounting firm - Plante & Moran PLLC.

Exhibit 23.8 Consent of Independent Registered Public Accounting Firm We hereby consent to the incorporation by reference in Hycroft Mining Holding Corporation’s Registration Statement on Form S-3 (File No. 333-257567) of our report dated March 30, 2022, relating to the consolidated financial statements as of and for the year ended December 31, 2021, which appear in the Annual Report on Form 10-K.

Consent of third-party qualified person - WestLand Engineering & Environment Services, Inc.

Exhibit 23.11 WestLand Engineering & Environmental Services, Inc. 1650 Meadow Wood Lane Reno, NV 89502 CONSENT OF THIRD-PARTY QUALIFIED PERSON WestLand Engineering & Environmental Services, Inc.(“WestLand”), in connection with the filing of the Hycroft Mining Holding Corporation Post-Effective amendment to Registration Statement on Form S-3 (File No. 333-257567) (the “S-3”), consents to: ● the fil

Consent of third-party firm - Ausenco Engineering USA South Inc.

Exhibit 23.9 Ausenco Engineering USA South Inc. 595 S. Meyer Ave. Tucson, AZ 85701 CONSENT OF AUSENCO ENGINEERING USA SOUTH INC. Ausenco Engineering USA South Inc.(“Ausenco”), in connection with the filing of the Hycroft Mining Holding Corporation Post-Effective amendment to Registration Statement on Form S-3 (File No. 333-257567) (the “S-3”), consents to: ● the incorporation by reference of the t

Consent of third-party qualified person - Independent Mining Consultants, Inc.

Exhibit 23.10 Independent Mining Consultants, Inc. 3560 E. Gas Road Tucson, AZ 85714 CONSENT OF THIRD-PARTY QUALIFIED PERSON Independent Mining Consultants, Inc. (“IMC”), in connection with the filing of the Hycroft Mining Holding Corporation Post-Effective amendment to Registration Statement on Form S-3 (File No. 333-257567) (the “S-3”), consents to: ● the filing and use of the technical report s

As filed with the Securities and Exchange Commission on June 1, 2023

As filed with the Securities and Exchange Commission on June 1, 2023 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): May 24, 2023 HYCROFT MINING HOLDI

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K 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 24, 2023 HYCROFT MINING HOLDING CORPORATION (Exact name of registrant as specified in its charter) Delaware 001-38387 82-2657796 (State or other jurisdiction of incorporation) (Co

HYCROFT LAUNCHES PHASE 2 DRILLING

Exhibit 99.2 HYCROFT LAUNCHES PHASE 2 DRILLING WINNEMUCCA, NV, May 1, 2023 - Hycroft Mining Holding Corporation (Nasdaq: HYMC) (“Hycroft” or the “Company”), a gold and silver development company which owns the Hycroft Mine in the prolific mining region of Northern Nevada, announces the initiation of Phase 2 of its 2022-2023 exploration drill program. Approximately 5,000 meters of reverse circulati

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K 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 1, 2023 HYCROFT MINING HOLDIN

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K 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 1, 2023 HYCROFT MINING HOLDING CORPORATION (Exact name of registrant as specified in its charter) Delaware 001-38387 82-2657796 (State or other jurisdiction of incorporation) (Com

Mine Safety Disclosures*

Exhibit 95.1 MINE SAFETY DISCLOSURE The following disclosures are provided pursuant to the Dodd-Frank Wall Street Reform and Consumer Protection Act (the “Financial Reform Act”) and Item 104 of Regulation S-K, which requires certain disclosures by companies required to file periodic reports under the Exchange Act that operate mines regulated under the Federal Mine Safety and Health Act of 1977 (th

HYCROFT PROVIDES FIRST QUARTER 2023 OPERATING AND FINANCIAL RESULTS

Exhibit 99.1 HYCROFT PROVIDES FIRST QUARTER 2023 OPERATING AND FINANCIAL RESULTS WINNEMUCCA, NV, May 1, 2023 - Hycroft Mining Holding Corporation (Nasdaq: HYMC) (“Hycroft” or “the Company”), a gold and silver development company that owns the Hycroft Mine in the prolific mining region of Northern Nevada, announces operating and financial results for the quarter ended March 31, 2023. Today, the Com

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, 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 No. 001-38387 HYCROFT MINING H

Order entered by the Delaware Court of Chancery on April 24, 2023.

Exhibit 99.2

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (date of earliest event reported): April 24, 2023 HYCROFT MINING HOL

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (date of earliest event reported): April 24, 2023 HYCROFT MINING HOLDING CORPORATION (Exact name of registrant as specified in its charter) Delaware 001-38387 82-2657796 (State or other jurisdiction of incorporation) (

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) ☒ Filed by the Registrant ☐ Filed by a Party other than the Registrant Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of Commission Only (as permitted by Rule 14a-6(e)(

You May Vote Your Proxy When You View The Material On The Internet. You Will Be Asked To Follow The Prompts To Vote Your Shares. Hycroft Mining Holding Corporation 4300 Water Canyon Road, Unit #1 Winnemucca, NV 89445 NOTICE OF ANNUAL MEETING OF STOCK

a22087hycroftminingholdi You May Vote Your Proxy When You View The Material On The Internet.

HYCROFT GRANTED 180-DAY EXTENSION BY NASDAQ TO REGAIN COMPLIANCE WITH MINIMUM BID RULE

Exhibit 99.1 Hycroft Mining Holding Corp. 4300 Water Canyon Road Unit 1 Winnemucca, NV 89445 NEWS RELEASE HYCROFT GRANTED 180-DAY EXTENSION BY NASDAQ TO REGAIN COMPLIANCE WITH MINIMUM BID RULE WINNEMUCCA, NV, April 4, 2023 - Hycroft Mining Holding Corporation (Nasdaq: HYMC) (“Hycroft” or “the Company”), a gold and silver development company that owns the Hycroft Mine in the prolific mining region

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (date of earliest event reported): April 4, 2023 HYCROFT MINING HOLD

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (date of earliest event reported): April 4, 2023 HYCROFT MINING HOLDING CORPORATION (Exact name of registrant as specified in its charter) Delaware 001-38387 82-2657796 (State or other jurisdiction of incorporation or

IN THE COURT OF CHANCERY OF THE STATE OF DELAWARE IN RE HYCROFT MINING HOLDING CORPORATION ) ) ) ) C.A. No. 2023-____-___ VERIFIED APPLICATION PURSUANT TO 8 DEL. C. § 205 1. Hycroft Mining Holding Corporation, a Delaware corporation (“Hycroft” or the

petitionfiledbyhycroftmi IN THE COURT OF CHANCERY OF THE STATE OF DELAWARE IN RE HYCROFT MINING HOLDING CORPORATION ) ) ) ) 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): April 3, 2023 HYCROFT MINING HOLD

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K 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 3, 2023 HYCROFT MINING HOLDING CORPORATION (Exact name of registrant as specified in its charter) Delaware 001-38387 82-2657796 (State or other jurisdiction of incorporation or

HYCROFT D E V E L O P I N G O N E O F N O R T H A M E R I C A ’ S L A R G E S T P R E C I O U S M E TA L D E P O S I T S March 2023 DISCLAIMER Financial Projections This presentation contains financial forecasts regarding certain financial metrics of

hycroftinvestorpresentat HYCROFT D E V E L O P I N G O N E O F N O R T H A M E R I C A ’ S L A R G E S T P R E C I O U S M E TA L D E P O S I T S March 2023 DISCLAIMER Financial Projections This presentation contains financial forecasts regarding certain financial metrics of the Company.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (date of earliest event reported): March 28, 2023 HYCROFT MINING HOL

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (date of earliest event reported): March 28, 2023 HYCROFT MINING HOLDING CORPORATION (Exact name of registrant as specified in its charter) Delaware 001-38387 82-2657796 (State or other jurisdiction of incorporation or

HYCROFT ANNOUNCES YEAR END 2022 OPERATING AND FINANCIAL RESULTS

Exhibit 99.1 Hycroft Mining Holding Corp. 4300 Water Canyon Road Unit 1 Winnemucca, NV 89445 NEWS RELEASE HYCROFT ANNOUNCES YEAR END 2022 OPERATING AND FINANCIAL RESULTS –WINNEMUCCA, NV, March 28, 2023 - Hycroft Mining Holding Corporation (Nasdaq: HYMC) (“Hycroft” or “the Company”), a gold and silver development company that owns the Hycroft Mine in the prolific mining region of Northern Nevada, a

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 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 No. 001-38387 HYCROFT MINING HOLDIN

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (date of earliest event reported): March 28, 2023 HYCROFT MINING HOL

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (date of earliest event reported): March 28, 2023 HYCROFT MINING HOLDING CORPORATION (Exact name of registrant as specified in its charter) Delaware 001-38387 82-2657796 (State or other jurisdiction of incorporation or

HYCROFT MINING HOLDING CORPORATION Up to 94,258,841 shares of Common Stock Issuable upon Exercise of the Warrants Up to 71,211,526 shares of Common Stock Up to 60,125,009 Warrants

Prospectus Supplement No. 6 Filed pursuant to rule 424(b)(3) (to prospectus dated June 3, 2022) Registration No. 333-264293 HYCROFT MINING HOLDING CORPORATION Up to 94,258,841 shares of Common Stock Issuable upon Exercise of the Warrants Up to 71,211,526 shares of Common Stock Up to 60,125,009 Warrants This prospectus supplement is being filed by Hycroft Mining Holding Corporation, a Delaware corp

Mine Safety Disclosures

Exhibit 95.1 MINE SAFETY DISCLOSURE The following disclosures are provided pursuant to the Dodd-Frank Wall Street Reform and Consumer Protection Act (the “Financial Reform Act”) and Item 104 of Regulation S-K, which requires certain disclosures by companies required to file periodic reports under the Exchange Act that operate mines regulated under the Federal Mine Safety and Health Act of 1977 (th

Table of Contents

Hycroft Property Initial Assessment Technical Report Summary Humboldt and Pershing Counties, Nevada Effective Date: March 27, 2023 Prepared for: Hycroft Mining Holding Corporation 4300 Water Canyon Road, Unit 1 Winnemucca, NV, 89445 USA Prepared by: Ausenco Engineering USA South, Inc 595 South Meyer Avenue Tucson, AZ, 85701 Date and Signature Page This technical report summary (the TRS), entitled “Hycroft Property Initial Assessment Technical Report Summary, Humboldt and Pershing Counties, Nevada” is current as of December 31, 2022, and has been prepared by: Qualified Person or Consulting Firm Responsible for the following sections Signature Date Ausenco Engineering USA South, Inc 1.

HYMC / Hycroft Mining Holding Corporation - Class A / Mudrick Capital Management, L.P. - SC 13D/A Activist Investment

SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 SCHEDULE 13D (Rule 13d-101) UNDER THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No.

HYMC / Hycroft Mining Holding Corporation - Class A / Mudrick Capital Management, L.P. - SC 13D/A Activist Investment

SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 SCHEDULE 13D (Rule 13d-101) UNDER THE SECURITIES EXCHANGE ACT OF 1934 (Amendment 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): March 9, 2023 HYCROFT MINING HOLD

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K 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 9, 2023 HYCROFT MINING HOLDING CORPORATION (Exact name of registrant as specified in its charter) Delaware 001-38387 82-2657796 (State or other jurisdiction of incorporation or

Letter Agreement, dated March 9, 2023, by and among the registrant and Sprott Private Resource Lending II (Collector), LP and Sprott Private Resource Lending II (Co) Inc. (incorporated by reference to Exhibit 10.1 to the Company’s Current Report on Form 8-K filed by the Company on March 15, 2023).

Exhibit 10.1 SPROTT PRIVATE RESOURCE LENDING II (COLLECTOR), LP SPROTT PRIVATE RESOURCE LENDING II (CO) INC. 200 Bay Street Suite 2600 Toronto, ON M5J 2J1 March 9, 2023 CONFIDENTIAL Hycroft Mining Holding Corporation Autar Gold Corporation (f/k/a Muds Acquisition Sub, Inc.) AuxAg Mining Corporation (f/k/a Muds Holdco, Inc.) Hycroft Resources & Development, LLC Allied VGH LLC c/o Hycroft Mining Hol

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) ☒ Filed by the Registrant ☐ Filed by a Party other than the Registrant Check the appropriate box: ☒ Preliminary Proxy Statement ☐ Confidential, for Use of Commission Only (as permitted by Rule 14a-6(e)(

HYMC / Hycroft Mining Holding Corporation - Class A / Mudrick Capital Management, L.P. - SC 13D/A Activist Investment

SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 SCHEDULE 13D (Rule 13d-101) UNDER THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No.

HYMC / Hycroft Mining Holding Corporation - Class A / Mudrick Capital Management, L.P. - SC 13D/A Activist Investment

SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 SCHEDULE 13D (Rule 13d-101) UNDER THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No.

HYMC / Hycroft Mining Holding Corporation / NOMURA HOLDINGS INC - SC 13G/A Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 1)* Hycroft Mining Holding Corporation (Name of Issuer) Class A Common Stock, par value $0.0001 per share (Title of Class of Securities) 44862P109 (CUSIP Number) December 31, 2022 (Date of Event which Requires Filing of this Statement) Check the appropriate

HYMC / Hycroft Mining Holding Corporation / HIGHBRIDGE CAPITAL MANAGEMENT LLC - HYCROFT MINING HOLDING CORPORATION Passive Investment

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G/A Under the Securities Exchange Act of 1934 (Amendment No. 4)* Hycroft Mining Holding Corporation (Name of Issuer) Class A Common Stock, par value $0.0001 per share (Title of Class of Securities) 44862P109 (CUSIP Number) December 31, 2022 (Date of event which requires filing of this statement) Check the appropriate box to desig

HYMC / Hycroft Mining Holding Corporation / ARISTEIA CAPITAL LLC Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 SCHEDULE 13G/A Under the Securities Exchange Act of 1934 (Amendment 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): February 7, 2023 HYCROFT MINING H

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K 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 7, 2023 HYCROFT MINING HOLDING CORPORATION (Exact name of registrant as specified in its charter) Delaware 001-38387 82-2657796 (State or other jurisdiction of incorporation

HYCROFT DRILLS 55 METERS OF 396.93 G/T SILVER in VORTEX Vortex intercepts high-grade silver with gold New target discovered east of Brimstone Central and Camel zones convert waste to mineralization

Exhibit 99.1 Hycroft Mining Holding Corp. 4300 Water Canyon Road Unit 1 Winnemucca, NV 89445 NEWS RELEASE HYCROFT DRILLS 55 METERS OF 396.93 G/T SILVER in VORTEX Vortex intercepts high-grade silver with gold New target discovered east of Brimstone Central and Camel zones convert waste to mineralization WINNEMUCCA, NV, February 7, 2023 - Hycroft Mining Holding Corporation (Nasdaq: HYMC) (“Hycroft”

HYMC / Hycroft Mining Holding Corporation / Mudrick Capital Management, L.P. - SC 13D/A Activist Investment

SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 SCHEDULE 13D (Rule 13d-101) UNDER THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No.

HYMC / Hycroft Mining Holding Corporation / Mudrick Capital Management, L.P. - SC 13D/A Activist Investment

SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 SCHEDULE 13D (Rule 13d-101) UNDER THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No.

HYMC / Hycroft Mining Holding Corporation / Mudrick Capital Management, L.P. - SC 13D/A Activist Investment

SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 SCHEDULE 13D (Rule 13d-101) UNDER THE SECURITIES EXCHANGE ACT OF 1934 (Amendment 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): January 19, 2023 HYCROFT MINING H

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K 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 19, 2023 HYCROFT MINING HOLDING CORPORATION (Exact name of registrant as specified in its charter) Delaware 001-38387 82-2657796 (State or other jurisdiction of incorporation

HYCROFT COMPLETES PHASE 1 DRILLING PREPARING FOR PHASE 2 DRILLING

Exhibit 99.1 Hycroft Mining Holding Corp. 4300 Water Canyon Road Unit 1 Winnemucca, NV 89445 NEWS RELEASE HYCROFT COMPLETES PHASE 1 DRILLING PREPARING FOR PHASE 2 DRILLING WINNEMUCCA, NV, January 19, 2023 - Hycroft Mining Holding Corporation (Nasdaq: HYMC) (“Hycroft” or the “Company”), a gold and silver development company which owns the Hycroft Mine in the prolific mining region of Northern Nevad

HYCROFT CONTINUES DRILLING HIGHER GRADES Vortex Zone mineralization extends south Brimstone Zone higher grades extend north Gold and Silver identified in new area of Central Zone

Hycroft Mining Holding Corp. 4300 Water Canyon Road Unit 1 Winnemucca, NV 89445 NEWS RELEASE Mining Holding Exhibit 99.1Unit #1 Winnemucca, NV 89445 NEWS RELEASE HYCROFT CONTINUES DRILLING HIGHER GRADES Vortex Zone mineralization extends south Brimstone Zone higher grades extend north Gold and Silver identified in new area of Central Zone WINNEMUCCA, NV, DECEMBER 20, 2022 - Hycroft Mining Holding

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (date of earliest event reported): December 20, 2022 HYCROFT MINING HOLDING CORPORATION (Exact name of registrant as specified in its charter) Delaware 001-38387 82-2657796 (State or other jurisdiction of incorporation

HYMC / Hycroft Mining Holding Corporation / Mudrick Capital Management, L.P. - SC 13D/A Activist Investment

SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 SCHEDULE 13D (Rule 13d-101) UNDER THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No.

HYCROFT ANNOUNCES DEBT REDUCTION

Exhibit 99.1 Hycroft Mining Holding Corp. 4300 Water Canyon Road Unit 1 Winnemucca, NV 89445 NEWS RELEASE HYCROFT ANNOUNCES DEBT REDUCTION WINNEMUCCA, NV, November 29, 2022 - Hycroft Mining Holding Corporation (Nasdaq: HYMC) (“Hycroft” or the “Company”), a gold and silver development company which owns the Hycroft Mine in the prolific mining region of Northern Nevada, is pleased to announce it has

HYMC / Hycroft Mining Holding Corporation / Mudrick Capital Management, L.P. - SC 13D/A Activist Investment

SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 SCHEDULE 13D (Rule 13d-101) UNDER THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No.

Press release dated November 29, 2022*

Exhibit 99.1 Hycroft Mining Holding Corp. 4300 Water Canyon Road Unit 1 Winnemucca, NV 89445 NEWS RELEASE HYCROFT ANNOUNCES DEBT REDUCTION WINNEMUCCA, NV, November 29, 2022 - Hycroft Mining Holding Corporation (Nasdaq: HYMC) (“Hycroft” or the “Company”), a gold and silver development company which owns the Hycroft Mine in the prolific mining region of Northern Nevada, is pleased to announce it has

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K 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 29, 2022 HYCROFT MINING

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K 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 29, 2022 HYCROFT MINING HOLDING CORPORATION (Exact name of registrant as specified in its charter) Delaware 001-38387 82-2657796 (State or other jurisdiction of incorporation

HYCROFT MINING HOLDING CORPORATION Up to 94,258,841 shares of Common Stock Issuable upon Exercise of the Warrants Up to 71,211,526 shares of Common Stock Up to 60,125,009 Warrants

Prospectus Supplement No. 5 Filed pursuant to rule 424(b)(3) (to prospectus dated June 3, 2022) Registration No. 333-264293 HYCROFT MINING HOLDING CORPORATION Up to 94,258,841 shares of Common Stock Issuable upon Exercise of the Warrants Up to 71,211,526 shares of Common Stock Up to 60,125,009 Warrants This prospectus supplement is being filed by Hycroft Mining Holding Corporation, a Delaware corp

Note Purchase and Sale Agreement dated November 28, 2022 between Hycroft Mining Holding Corporation and Highbridge Capital Management, LLC

NOTE PURCHASE AND SALE AGREEMENT This NOTE PURCHASE AND SALE AGREEMENT (this “Agreement”) is entered into this 28th day of November, 2022, by and between Hycroft Mining Holding Corporation, a Delaware corporation (the “Company”), and Highbridge MSF International Ltd.

Note Purchase and Sale Agreement dated November 28, 2022 between Hycroft Mining Holding Corporation and Highbridge Capital Management, LLC (incorporated by reference to Exhibit 10.1 to the registrant’s Current Report on Form 8-K filed with the SEC on December 2, 2022).

NOTE PURCHASE AND SALE AGREEMENT This NOTE PURCHASE AND SALE AGREEMENT (this “Agreement”) is entered into this 28th day of November, 2022, by and between Hycroft Mining Holding Corporation, a Delaware corporation (the “Company”), and Highbridge MSF International Ltd.

Letter from Plante Moran

Exhibit 16.1 November 16, 2022 Securities and Exchange Commission 100 F Street, N.E. Washington, DC 20546 Commissioners: We have read Item 4.01 in the Form 8-K of Hycroft Mining Holding Corporation, which we understand will be filed with the Securities and Exchange Commission on or soon after November 16, 2022 in regard to its change in auditors. We agree with the statements regarding our firm. We

HYCROFT MINING HOLDING CORPORATION Up to 94,258,841 shares of Common Stock Issuable upon Exercise of the Warrants Up to 71,211,526 shares of Common Stock Up to 60,125,009 Warrants

Prospectus Supplement No. 4 Filed pursuant to rule 424(b)(3) (to prospectus dated June 7, 2022) Registration No. 333-264293 HYCROFT MINING HOLDING CORPORATION Up to 94,258,841 shares of Common Stock Issuable upon Exercise of the Warrants Up to 71,211,526 shares of Common Stock Up to 60,125,009 Warrants This prospectus supplement is being filed by Hycroft Mining Holding Corporation, a Delaware 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): November 17, 2022 HYCROFT MINING

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K 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, 2022 HYCROFT MINING HOLDING CORPORATION (Exact name of registrant as specified in its charter) Delaware 001-38387 82-2657796 (State or other jurisdiction of incorporation

HYCROFT PROVIDES CORPORATE UPDATE

Exhibit 99.1 Hycroft Mining Holding Corp. 4300 Water Canyon Road Unit 1 Winnemucca, NV 89445 NEWS RELEASE HYCROFT PROVIDES CORPORATE UPDATE WINNEMUCCA, NV, November 17, 2022 – Hycroft Mining Holding Corporation (Nasdaq: HYMC) (“Hycroft” or the “Company”), a gold and silver exploration and development company which owns the Hycroft Mine in the prolific mining region of Northern Nevada, is pleased 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): November 10, 2022 HYCROFT MINING

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K 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 10, 2022 HYCROFT MINING HOLDING CORPORATION (Exact name of registrant as specified in its charter) Delaware 001-38387 82-2657796 (State or other jurisdiction of incorporation

Letter from Plante Moran

Exhibit 16.1 November 16, 2022 Securities and Exchange Commission 100 F Street, N.E. Washington, DC 20546 Commissioners: We have read Item 4.01 in the Form 8-K of Hycroft Mining Holding Corporation, which we understand will be filed with the Securities and Exchange Commission on or soon after November 16, 2022 in regard to its change in auditors. We agree with the statements regarding our firm. We

HYCROFT CONTINUES TO DRILL HIGHER GRADES 189 meters of 1.06 g/t gold and 58.33 g/t silver including 67.1 meters of 1.15 g/t gold and 72.86 g/t silver and 10.7 meters of 1.39 g/t gold and 354.29 g/t

Hycroft Mining Holding Corp. 4300 Water Canyon Road Unit 1 Winnemucca, NV 89445 NEWS RELEASE Mining Holding Exhibit 99.1Unit #1 Winnemucca, NV 89445 NEWS RELEASE HYCROFT CONTINUES TO DRILL HIGHER GRADES 189 meters of 1.06 g/t gold and 58.33 g/t silver including 67.1 meters of 1.15 g/t gold and 72.86 g/t silver and 10.7 meters of 1.39 g/t gold and 354.29 g/t WINNEMUCCA, NV, November 2, 2022 - Hycro

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K 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 2, 2022 HYCROFT MINING H

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K 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 2, 2022 HYCROFT MINING HOLDING CORPORATION (Exact name of registrant as specified in its charter) Delaware 001-38387 82-2657796 (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 1, 2022 HYCROFT MINING H

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K 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 1, 2022 HYCROFT MINING HOLDING CORPORATION (Exact name of registrant as specified in its charter) Delaware 001-38387 82-2657796 (State or other jurisdiction of incorporation

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, 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 No. 001-38387 HYCROFT MINI

HYCROFT PROVIDES THIRD QUARTER 2022 OPERATING AND FINANCIAL RESULTS

Exhibit 99.1 Hycroft Mining Holding Corp. 4300 Water Canyon Road Unit 1 Winnemucca, NV 89445 NEWS RELEASE HYCROFT PROVIDES THIRD QUARTER 2022 OPERATING AND FINANCIAL RESULTS WINNEMUCCA, NV, November 1, 2022 - Hycroft Mining Holding Corporation (Nasdaq: HYMC) (“Hycroft” or the “Company”), a gold and silver exploration and development company which owns the Hycroft Mine in the prolific mining region

Mine Safety Disclosures*

Exhibit 95.1 MINE SAFETY DISCLOSURE The following disclosures are provided pursuant to the Dodd-Frank Wall Street Reform and Consumer Protection Act (the “Financial Reform Act”) and Item 104 of Regulation S-K, which requires certain disclosures by companies required to file periodic reports under the Exchange Act that operate mines regulated under the Federal Mine Safety and Health Act of 1977 (th

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, 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 No. 001-38387 HYCROFT MINI

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (date of earliest event reported): October 3, 2022 HYCROFT MINING HOLDING CORPORATION (Exact name of registrant as specified in its charter) Delaware 001-38387 82-2657796 (State or other jurisdiction of incorporation o

HYCROFT MINING HOLDING CORPORATION Up to 94,258,841 shares of Common Stock Issuable upon Exercise of the Warrants Up to 71,211,526 shares of Common Stock Up to 60,125,009 Warrants

Prospectus Supplement No. 2 Filed pursuant to rule 424(b)(3) (to prospectus dated June 7, 2022) Registration No. 333-264293 HYCROFT MINING HOLDING CORPORATION Up to 94,258,841 shares of Common Stock Issuable upon Exercise of the Warrants Up to 71,211,526 shares of Common Stock Up to 60,125,009 Warrants This prospectus supplement is being filed by Hycroft Mining Holding Corporation, a Delaware corp

HYCROFT REPORTS INITIAL DRILL RESULTS Multiple zones of higher-grade silver encountered Higher gold and silver grades than resource average grade Higher grade zones more continuous than previously interpreted

Hycroft Mining Holding Corp. 4300 Water Canyon Road Unit 1 Winnemucca, NV 89445 NEWS RELEASE Mining Holding Exhibit 99.1Unit #1 Winnemucca, NV 89445 NEWS RELEASE HYCROFT REPORTS INITIAL DRILL RESULTS Multiple zones of higher-grade silver encountered Higher gold and silver grades than resource average grade Higher grade zones more continuous than previously interpreted WINNEMUCCA, NV, September 13,

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (date of earliest event reported): September 13, 2022 HYCROFT MINING HOLDING CORPORATION (Exact name of registrant as specified in its charter) Delaware 001-38387 82-2657796 (State or other jurisdiction of incorporatio

HYCROFT MINING HOLDING CORPORATION Up to 94,258,841 shares of Common Stock Issuable upon Exercise of the Warrants Up to 71,211,526 shares of Common Stock Up to 60,125,009 Warrants

Prospectus Supplement No. 1 (to prospectus dated June 7, 2022) Filed pursuant to Rule 424(b)(3) Registration No. 333-264293 HYCROFT MINING HOLDING CORPORATION Up to 94,258,841 shares of Common Stock Issuable upon Exercise of the Warrants Up to 71,211,526 shares of Common Stock Up to 60,125,009 Warrants This prospectus supplement is being filed by Hycroft Mining Holding Corporation, a Delaware corp

Warrant Adjustment Certificate dated as of August 3, 2022 from Hycroft Mining Holding Corporation to Continental Stock Transfer & Trust Company (incorporated by reference to Exhibit 4.3 to the registrant’s Quarterly Report on Form 10-Q filed with the SEC on August 4, 2022).

HYCROFT MINING HOLDING CORPORATION August 3, 2022 Continental Stock Transfer & Trust Company 1 State Street, 30th Floor New York, NY 10004 Attention: Compliance Department Re: WARRANT ADJUSTMENT CERTIFICATE Ladies and Gentlemen: BACKGROUND This certificate is given pursuant to Section 5.

Mine Safety Disclosures*

Exhibit 95.1 MINE SAFETY DISCLOSURE The following disclosures are provided pursuant to the Dodd-Frank Wall Street Reform and Consumer Protection Act (the ?Financial Reform Act?) and Item 104 of Regulation S-K, which requires certain disclosures by companies required to file periodic reports under the Exchange Act that operate mines regulated under the Federal Mine Safety and Health Act of 1977 (th

HYCROFT PROVIDES SECOND QUARTER 2022 OPERATING AND FINANCIAL RESULTS

Exhibit 99.1 Hycroft Mining Holding Corp. 4300 Water Canyon Road Unit 1 Winnemucca, NV 89445 NEWS RELEASE HYCROFT PROVIDES SECOND QUARTER 2022 OPERATING AND FINANCIAL RESULTS WINNEMUCCA, NV, August 4, 2022 - Hycroft Mining Holding Corporation (Nasdaq: HYMC) (?Hycroft? or the ?Company?), a gold and silver exploration and development company which owns the Hycroft Mine in the prolific mining region

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 4, 2022 HYCROFT MINING HOLDING CORPORATION (Exact name of registrant as specified in its charter) Delaware 001-38387 82-2657796 (State or other jurisdiction of incorporation or

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, 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 No. 001-38387 HYCROFT MINING HO

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): July 18, 2022 HYCROFT MINING HOLDING CORPORATION (Exact name of registrant as specified in its charter) Delaware 001-38387 82-2657796 (State or other jurisdiction of incorporation or

HYCROFT LAUNCHES LARGEST EXPLORATION PROGRAM IN NEARLY A DECADE

Exhibit 99.1 Hycroft Mining Holding Corp. 4300 Water Canyon Road Unit 1 Winnemucca, NV 89445 NEWS RELEASE HYCROFT LAUNCHES LARGEST EXPLORATION PROGRAM IN NEARLY A DECADE WINNEMUCCA, NV, July 18, 2022 - Hycroft Mining Holding Corporation (Nasdaq: HYMC) (?Hycroft? or the ?Company?), a gold and silver development company which owns the Hycroft Mine in the prolific mining region of Northern Nevada, is

HYMC / Hycroft Mining Holding Corporation / Sprott Eric - AMENDMENT NO. 3 TO SCHEDULE 13D Activist Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934 (Amendment No. 3)* HYCROFT MINING HOLDING CORPORATION (Name of Issuer) Class A common stock, par value $0.0001 per share (Title of Class of Securities) 44862P109 (CUSIP Number) Roger W. Bivans Baker & McKenzie LLP 1900 N. Pearl Street, Suite 1500 Dallas, Texas 75201 (214)

HYCROFT MINING HOLDING CORPORATION Up to 94,258,841 shares of Common Stock Issuable upon Exercise of the Warrants Up to 71,211,526 shares of Common Stock Up to 60,125,009 Warrants

Table of Contents Filed Pursuant to Rule 424(b)(3) Registration No. 333-264293 PROSPECTUS HYCROFT MINING HOLDING CORPORATION Up to 94,258,841 shares of Common Stock Issuable upon Exercise of the Warrants Up to 71,211,526 shares of Common Stock Up to 60,125,009 Warrants This prospectus relates to the issuance by us of up to an aggregate of 94,258,841 shares of our Class A common stock, par value $0

Regulation FD Disclosure, Submission of Matters to a Vote of Security Holders

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (date of earliest event reported): June 2, 2022 HYCROFT MINING HOLDING CORPORATION (Exact name of registrant as specified in its charter) Delaware 001-38387 82-2657796 (State or other jurisdiction of incorporation or o

First Amendment to the HYMC 2020 Performance and Incentive Pay Plan (incorporated by reference to Exhibit 4.2 to the registrant’s registration statement on Form S-8 (File No. 333-265434) filed with the SEC on June 6, 2022).

Exhibit 4.2 FIRST AMENDMENT TO THE HYMC 2020 PERFORMANCE AND INCENTIVE PAY PLAN Pursuant to Section 18.1 of the HYMC 2020 Performance and Incentive Pay Plan, effective upon approval by holders of a majority of the outstanding shares of common stock, par value $0.0001 per share (?Common Stock?) of Hycroft Mining Holding Corporation, a Delaware corporation (the ?Corporation?), present and entitled t

Filing Fee Table.

Exhibit 107 Calculation of Filing Fee Tables Form S-8 (Form Type) Hycroft Mining Holding 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 (1) Proposed Maximum Offering Price Per Unit Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee Equity Class A common stock, $0.

Certificate of Amendment to Second Amended and Restated Certificate of Incorporation of Hycroft Mining Holding Corporation dated April 22, 2022 (incorporated by reference to Exhibit 3.2 to the registrant’s registration statement on Form S-8 (File No. 333-265434) filed with the SEC on June 6, 2022).

Exhibit 3.2 CERTIFICATE OF AMENDMENT TO THE SECOND AMENDED AND RESTATED CERTIFICATE OF INCORPORATION OF HYCROFT MINING HOLDING CORPORATION Pursuant to Sections 242 of the General Corporation Law of the State of Delaware Hycroft Mining Holding Corporation, a Delaware corporation (hereinafter called the "Corporation"), does hereby certify as follows: FIRST: Article IV, Section 1 of the Corporation's

As filed with the Securities and Exchange Commission on June 6, 2022 Registration No. 333-

As filed with the Securities and Exchange Commission on June 6, 2022 Registration No.

Hycroft Mining Holding Corporation 4300 Water Canyon Road, Unit 1 Winnemucca, NV 89445

Hycroft Mining Holding Corporation 4300 Water Canyon Road, Unit 1 Winnemucca, NV 89445 May 31, 2022 VIA EDGAR United States Securities and Exchange Commission Division of Corporation Finance 100 F Street, N.

As filed with the Securities and Exchange Commission on May 17, 2022

Table of Contents ? As filed with the Securities and Exchange Commission on May 17, 2022 Registration No.

Hycroft Mining Holding Corp.

Exhibit 99.1 Hycroft Mining Holding Corp. 4300 Water Canyon Road Unit 1 Winnemucca, NV 89445 NEWS RELEASE HYCROFT ANNOUNCES DATE OF ITS 2022 ANNUAL MEETING OF STOCKHOLDERS WINNEMUCCA, NV, May 16, 2022 - Hycroft Mining Holding Corporation (Nasdaq: HYMC) (?Hycroft? or the ?Company?), a gold and silver development company which owns the Hycroft Mine in the prolific mining region of Northern Nevada, a

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (date of earliest event reported): May 16, 2022 HYCROFT MINING HOLDING CORPORATION (Exact name of registrant as specified in its charter) Delaware 001-38387 82-2657796 (State or other jurisdiction of incorporation or o

May 17, 2022

May 17, 2022 David S. Stone Attorney at Law Tel 312.269.8411 Fax 312.578.1796 [email protected] VIA EDGAR Timothy S. Levenberg Special Counsel Division of Corporation Finance Office of Energy & Transportation U.S. Securities & Exchange Commission Washington, D.C. 20549-3561 Re: Hycroft Mining Holding Corporation Registration Statement on Form S-1 Filed April 14, 2022, File No. 333-264293 Dear Mr. Lev

Calculation of Registration Fee*

Exhibit 107 Calculation of Filing Fee Tables Form S-1 (Form Type) Hycroft Mining Holding Corporation (Exact Name of Registrant as Specified in its Charter)* Table 1: Newly Registered Securities ? ? ? Security Type Security Class Title Fee Calculation or Carry Forward Rule Amount Registered** Proposed Maximum Offering Price Per Security Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee Primary Offering: Fees to be Paid Equity Class A common stock, $0.

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Exhibit 95.1 MINE SAFETY DISCLOSURE The following disclosures are provided pursuant to the Dodd-Frank Wall Street Reform and Consumer Protection Act (the ?Financial Reform Act?) and Item 104 of Regulation S-K, which requires certain disclosures by companies required to file periodic reports under the Exchange Act that operate mines regulated under the Federal Mine Safety and Health Act of 1977 (th

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