Reg FD Disclosure · Company Update

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549   FORM 8-K   CURRENT REPORT Pursuant to Section 13 or Section 15(d) of the Securities Exchange Act of 1934   Date of Report (Date of earliest event reported): March 31, 2025   Dominari Holdings Inc. (Exact name of registrant as specified in its charter)   Delaware   001-41845   52-0849320 (State or other jurisdiction of incorporation)   (Commission File Number)   (IRS Employer Identification No.)   725 5th Avenue , 22nd Floor New York , NY 10022 ( 212 ) 393-4540 ( Address, including Zip Code and Telephone Number, including Area Code, of Principal Executive Offices)   Not Applicable (Former name or former address, if changed since last report)   Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation to the registrant under any of the following provisions:   ☐ Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)   ☐ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)   ☐ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))   ☐ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))   Securities registered pursuant to Section 12(b) of the Act:   Title of each class   Trading Symbol(s)   Name of each exchange on which registered Common Stock, $0.0001 par value   DOMH   The Nasdaq Capital Market   Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).   Emerging growth company ☐   If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐             Item 7.01. Regulation FD Disclosure.   On March 31, 2025, Dominari Holdings Inc., a Delaware corporation (together with its wholly owned subsidiaries, the “Company”), issued a press release (the “Press Release”) regarding the Transactions (as defined below). A copy of the Press Release is furnished herewith as Exhibit 99.1 and is incorporated herein by reference.   The information included in this Item 7.01 and in the Press Release attached hereto as Exhibit 99.1 is being furnished and shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that section, nor shall any such information or exhibits be deemed incorporated by reference in any filing under the Securities Act of 1933, as amended, or the Exchange Act, except as shall be expressly set forth by specific reference in such document.   Item 8.01. Other Events.   On March 31, 2025, American Data Centers Inc., a Delaware corporation and former wholly owned subsidiary of the Company (“ADC”), completed a series of transactions providing for the launch of American Bitcoin Corp., a strategic initiative focused on industrial-scale Bitcoin mining and strategic Bitcoin reserve development and monetization (the “Transactions”).   To effectuate the Transactions, ADC, Hut 8 Corp., a Delaware corporation, and certain of its subsidiaries (“Hut 8”), and the stockholders of ADC entered into a Contribution and Stock Purchase Agreement, pursuant to which Hut 8 contributed to ADC substantially all of Hut 8’s wholly owned ASIC bitcoin miners in exchange for newly issued stock representing 80% of the issued and outstanding equity interests of ADC after giving effect to the issuance. At the closing of the Transactions, ADC changed its name to American Bitcoin Corp. (“American Bitcoin”).   In connection with the Transactions, American Bitcoin and Hut 8 also entered into definitive agreements providing for Hut 8 and its personnel to provide day-to-day commercial and operational management services and ASIC colocation services to American Bitcoin, in each case on an exclusive basis for so long as such agreements remain in effect. Hut 8 and its personnel will also provide back-office support services to American Bitcoin pursuant to a shared services agreement with American Bitcoin.   As a result of the Transactions, American Bitcoin has become a subsidiary of Hut 8 in which the Company holds a minority interest.   Item 9.01 Financial Statements and Exhibits.       (d) Exhibits   Exhibit   Description 99.1   Press Release, dated March 31, 2025 104   Cover Page Interactive Data File (formatted as Inline XBRL)   1     SIGNATURES   Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.   Dated: March 31, 2025 DOMINARI HOLDINGS INC.         By: /s/ Anthony Hayes   Name:  Anthony Hayes   Title: Chief Executive Officer      2