X0306 4 2023-03-02 0 0001841968 P10, Inc. PX 0001888753 Poston Edwin A. C/O P10, INC. 4514 COLE AVENUE, SUITE 1600 DALLAS TX 75205 1 0 0 1 See Remarks 0001889675 TrueBridge Colonial Fund, u/a dated 11/15/2015 C/O P10, INC. 4514 COLE AVENUE, SUITE 1600 DALLAS TX 75205 0 0 1 0 0001890819 Williams Mel C/O P10, INC. 4514 COLE AVENUE, SUITE 1600 DALLAS TX 75205 0 0 1 0 Class A Common Stock 2023-03-02 4 M 0 33540 A 33540 D Class A Common Stock 2023-03-02 4 F 0 10046 10.82 D 23494 D Class A Common Stock 2023-03-02 4 M 0 33540 A 33540 D Class A Common Stock 2023-03-02 4 F 0 10046 10.82 D 23494 D Restricted Stock Units 2023-03-02 4 M 0 33540 0.00 D Class A Common Stock 33540 0 D Restricted Stock Units 2023-03-02 4 M 0 33540 0.00 D Class A Common Stock 33540 0 D Restricted Stock Units 2023-03-09 4 A 0 43155 0.00 A Class A Common Stock 43155 43155 D Restricted Stock Units 2023-03-09 4 A 0 43155 0.00 A Class A Common Stock 43155 43155 D This Form 4 is being filed by Edwin Poston and Mel Williams (collectively, the "Reporting Persons"). The Reporting Persons are members of a Section 13(d) group that collectively beneficially owns more than 10% of the Issuer's Common Stock. Each of the Reporting Persons disclaims beneficial ownership of the securities of the Issuer reported herein, except to the extent of his pecuniary interest therein, and the filing of this Form 4 shall not be construed as an admission that the Reporting Persons are beneficial owners of the securities of the Issuer reported herein. In addition, Mr. Poston serves as a director on the Board of Directors of the Issuer. Each restricted stock unit ("RSU") represents a right to receive one share of the Issuer's Class A Common Stock upon vesting. These securities are owned directly by Mr. Poston. These securities are owned directly by Mr. Williams. On March 2, 2022, Mr. Poston was granted 33,540 RSUs, all of which vested on the first anniversary of such grant date. On March 2, 2022, Mr. Williams was granted 33,540 RSUs, all of which vested on the first anniversary of such grant date. On March 9, 2023, Mr. Poston was granted a total of 43,155 RSUs, all of which will vest on the first anniversary of the grant date (March 9, 2024), provided that Mr. Poston remains in continuous service with the Issuer through such date. On March 9, 2023, Mr. Williams was granted a total of 43,155 RSUs, all of which will vest on the first anniversary of the grant date (March 9, 2024), provided that Mr. Williams remains in continuous service with the Issuer through such date. Member of 10% Owner Group (see Footnote 1) /s/Amanda Coussens as Attorney-in-Fact for the Reporting Persons 2023-03-17