SCHEDULE 13G/A 0001308562 XXXXXXXX LIVE 5 Class A Common Stock 09/30/2025 0001851003 Zeta Global Holdings Corp. 98956A105 3 Park Ave 33rd Floor New York NY 10016 Rule 13d-1(d) David A. Steinberg X1 66661 24414821 66661 24204821 24481482 N 10.3 IN ACI Investment Partners, LLC DE 0 18832478 0 18832478 18832478 N 8.1 OO Zeta Global Holdings Corp. 3 Park Ave, 33rd Floor, New York, NY 10016 Each of the following is hereinafter individually referred to as a "Reporting Person" and collectively as the "Reporting Persons." This statement is filed on behalf of: David A. Steinberg ACI Investment Partners, LLC The principal business address of each of the Reporting Persons is c/o Zeta Global Holdings Corp., 3 Park Ave, 33rd Floor, New York, NY 10016. David A. Steinberg is a citizen of the United States. ACI Investment Partners, LLC is organized under the laws of the State of Delaware. Y (a-c) The ownership information presented herein represents beneficial ownership of Class A Common Stock of the Issuer as of September 30, 2025, based upon 214,155,561 shares of Class A Common Stock outstanding as of September 30, 2025, as provided by the Issuer. Mr. Steinberg may be deemed the beneficial owner of 24,481,482 shares of Class A Common Stock, which includes: (i) 66,661 shares of Class A Common Stock held directly by Mr. Steinberg; (ii) 75,000 shares of Class A Common Stock issuable upon conversion of Class B common stock held of record by CAIVIS Acquisition Corp. II, which is a wholly owned subsidiary of CAIVIS Investment Company V, LLC, of which Mr. Steinberg is the majority shareholder; (iii) 4,546,950 shares of Class A Common Stock issuable upon conversion of Class B common stock held of record by IAC Investment Company IX, LLC, of which Mr. Steinberg is the manager; (iv) 47,676 shares of Class A Common Stock issuable upon conversion of Class B common stock and 26,388 shares of restricted Class A Common Stock held by Kristen Steinberg, Mr. Steinberg's spouse; (v) 18,324,693 shares of Class A Common Stock issuable upon conversion of Class B common stock and 507,785 shares of Class A Common Stock held of record by ACI Investment Partners, LLC, of which Mr. Steinberg is the manager; (vi) 231,375 shares of Class A Common Stock issuable upon conversion of Class B common stock held by the David A. Steinberg 2024 Charitable Lead Annuity Trust and (vii) 444,954 shares of Class A Common Stock issuable upon conversion of Class B common stock held of record by five irrevocable family trusts, of which Mr. Steinberg is co-trustee. Also includes 210,000 shares of Class A common stock held by Kristin Kuehl, with whom Mr. Steinberg is party to a voting agreement, and over which Mr. Steinberg may be deemed to share voting power, but not dispositive power. The Class B common stock is convertible at any time at the option of the holder into Class A Common Stock on a one-to-one basis. See cover pages See cover pages See cover pages See cover pages See cover pages Y Y Y Y Y Y LIST OF EXHIBITS Exhibit No. Description 99 Joint Filing Agreement (previously filed). David A. Steinberg /s/ David A. Steinberg 11/14/2025 ACI Investment Partners, LLC By: /s/ David A. Steinberg 11/14/2025