Shareholder Vote

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549   FORM 8-K   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 18, 2025   Siebert Financial Corp. (Exact name of registrant as specified in its charter)   New York   0-5703   11-1796714 (State or other jurisdiction of incorporation)   (Commission File Number)   (IRS Employer Identification Number)   653 Collins Avenue , Miami Beach , FL   33139 (Address of principal executive offices)   (Zip Code)   Registrant’s telephone number, including area code: ( 310 ) 385-1861       (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 of the registrant under any of the following provisions (see General Instruction A.2. below):   ☐ Written communications pursuant to Rule 425 under the Securities Act   ☐ Soliciting material pursuant to Rule 14a-12 under the Exchange Act   ☐ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act   ☐ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act   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 - $0.01 par value   SIEB   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 5.07 Submission of Matters to a Vote of Security Holders.   Siebert Financial Corp. (the “Company”) held its Annual Meeting of Shareholders (the “2025 Annual Meeting”) on November 18, 2025. At the 2025 Annual Meeting, the Company’s shareholders voted on the four proposals described below. The final results of the voting on the proposals are noted below.   Proposal No. 1 - The election of the persons named below as directors to hold office until the Company’s annual meeting of shareholders to be held in 2026 and until his or her successor is duly elected and qualified or until his or her earlier resignation or removal.   Name   For     Withheld     Broker-Non Votes   Gloria E. Gebbia     34,798,412       973,467       3,558,663   John J. Gebbia     34,927,040       844,839       3,558,663   Charles A. Zabatta     34,829,020       942,859       3,558,663   Francis V. Cuttita     34,767,408       1,004,471       3,558,663   Andrew H. Reich     34,764,733       1,007,146       3,558,663   Lewis W. Solimene, Jr     35,568,348       203,531       3,558,663   Hocheol Shin     35,467,776       304,103       3,558,663     Proposal No. 2 - The approval of an amendment and restatement of the Siebert Financial Corp. 2021 Equity Incentive Plan to increase the number of shares of the Company’s common stock available and reserved for issuance thereunder to 5,000,000.   For   Against   Abstain   Broker-Non Votes 35,573,029   186,502   12,348   3,558,663   Proposal No. 3 - The advisory (non-binding) vote to approve named executive compensation.   For   Against   Abstain   Broker-Non Votes 35,207,276   534,905   20,698   3,558,663   Proposal No. 4 - The ratification of the appointment of Crowe LLP (“Crowe) as the Company’s independent registered public accounting firm for fiscal 2025.   For   Against   Abstain   Broker-Non Votes 39,300,103   20,955   9,484   —   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 thereunto duly authorized.   Dated: November 21, 2025 SIEBERT FINANCIAL CORP.         By  /s/ Andrew H. Reich     Andrew H. Reich Executive Vice President, Chief Operating Officer, Chief Financial Officer, and Secretary (Principal financial and accounting officer)   2