X0306 4 2023-03-02 0 0001841968 P10, Inc. PX 0001888782 Blatherwick Nell M. C/O P10, INC. 4514 COLE AVENUE, SUITE 1600 DALLAS TX 75205 0 0 0 1 See Remarks 0001889330 Nelson Andrew Rowan C/O P10, INC. 4514 COLE AVENUE, SUITE 1600 DALLAS TX 75205 0 0 0 1 See Remarks 0001889693 Thomas P. Danis, Jr. Revocable Living Trust dated March 10, 2003 C/O P10, INC. 4514 COLE AVENUE, SUITE 1600 DALLAS TX 75205 0 0 0 1 See Remarks 0001895437 Jon I. Madorsky Revocable Trust dated December 1, 2008 C/O P10, INC. 4514 COLE AVENUE, SUITE 1600 DALLAS TX 75205 0 0 0 1 See Remarks 0001888941 Abell Alexander I. C/O P10, INC. 4514 COLE AVENUE, SUITE 1600 DALLAS TX 75205 0 0 0 1 See Remarks 0001888953 McCoy David M. C/O P10, INC. 4514 COLE AVENUE, SUITE 1600 DALLAS TX 75205 0 0 0 1 See Remarks Class A Common Stock 2023-03-02 4 M 0 4612 0.00 A 5999 D Class A Common Stock 2023-03-02 4 F 0 1596 10.82 D 4403 D Class A Common Stock 2023-03-02 4 M 0 4612 0.00 A 5999 D Class A Common Stock 2023-03-02 4 F 0 1596 10.82 D 4403 D Class A Common Stock 2023-03-02 4 M 0 16770 0.00 A 16770 D Class A Common Stock 2023-03-02 4 F 0 5101 10.82 D 11669 D Class A Common Stock 2023-03-02 4 M 0 16770 0.00 A 16770 D Class A Common Stock 2023-03-02 4 F 0 5101 10.82 D 11669 D Class A Common Stock 2023-03-02 4 M 0 33540 0.00 A 33540 D Class A Common Stock 2023-03-02 4 F 0 8265 10.82 D 25275 D Class A Common Stock 2023-03-02 4 M 0 16770 0.00 A 19546 D Class A Common Stock 2023-03-02 4 F 0 5101 10.82 D 14445 D Class A Common Stock 2023-03-02 4 M 0 33540 0.00 A 33540 D Class A Common Stock 2023-03-02 4 F 0 8265 10.82 D 25275 D Restricted Stock Units 0.00 2023-03-02 4 M 0 4612 0.00 D 2023-03-02 2023-03-02 Class A Common Stock 4612 0 D Restricted Stock Units 0.00 2023-03-02 4 M 0 4612 0.00 D 2023-03-02 2023-03-02 Class A Common Stock 4612 0 D Restricted Stock Units 0.00 2023-03-02 4 M 0 16770 0.00 D 2023-03-02 2023-03-02 Class A Common Stock 16770 0 D Restricted Stock Units 0.00 2023-03-02 4 M 0 16770 0.00 D 2023-03-02 2023-03-02 Class A Common Stock 16770 0 D Restricted Stock Units 0.00 2023-03-02 4 M 0 33540 0.00 D 2023-03-02 2023-03-02 Class A Common Stock 33540 0 D Restricted Stock Units 0.00 2023-03-02 4 M 0 16770 0.00 D 2023-03-02 2023-03-02 Class A Common Stock 16770 0 D Restricted Stock Units 0.00 2023-03-02 4 M 0 35540 0.00 D 2023-03-02 2023-03-02 Class A Common Stock 35540 0 D Stock Options 9.93 2023-03-09 4 A 0 8999 0.00 A 2028-03-09 2033-03-09 Class A Common Stock 8999 8999 D Stock Options 9.93 2023-03-09 4 A 0 8998 0.00 A 2028-03-09 2033-03-09 Class A Common Stock 8998 8998 D Restricted Stock Units 0.00 2023-03-09 4 A 0 5195 0.00 A 2024-03-09 2025-03-09 Class A Common Stock 5195 5195 D Restricted Stock Units 0.00 2023-03-09 4 A 0 5195 0.00 A 2024-03-09 2025-03-09 Class A Common Stock 5195 5195 D Restricted Stock Units 0.00 2023-03-09 4 A 0 17982 0.00 A 2024-03-09 2025-03-09 Class A Common Stock 17982 17982 D Restricted Stock Units 0.00 2023-03-09 4 A 0 17982 0.00 A 2024-03-09 2025-03-09 Class A Common Stock 17982 17982 D Restricted Stock Units 0.00 2023-03-09 4 A 0 35963 0.00 A 2024-03-09 2025-03-09 Class A Common Stock 35963 35963 D Restricted Stock Units 0.00 2023-03-09 4 A 0 35963 0.00 A 2024-03-09 2025-03-09 Class A Common Stock 35963 35963 D Restricted Stock Units 0.00 2023-03-09 4 A 0 35963 0.00 A 2024-03-09 2025-03-09 Class A Common Stock 35963 35963 D This Form 4 is being filed on behalf of (i) Nell M. Blatherwick, (ii) Andrew R. Nelson, (iii) the Charles K. Huebner Trust (the "Huebner Trust") and Charles K. Huebner, as trustee of the Huebner Trust, (iv) the Thomas P. Danis Revocable Living Trust (the "Danis Trust") and Thomas P. Danis, as trustee of the Danis Trust, (v) the Jon I. Madorsky Revocable Trust (the "Madorsky Trust") and Jon I. Madorsky, as trustee of the Madorsky Trust, (vi) Alexander I. Abell, and (vii) David M. McCoy (collectively, the "Reporting Persons"). The Reporting Persons may be deemed to be members of a Section 13(d) group that collectively beneficially owns more than 10% of the Issuer's Common Stock. (Continued from Footnote 1) Each of the Reporting Persons disclaims beneficial ownership of the securities of the Issuer held by each other Reporting Person, 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. The securities reported herein do not include shares of Class B Common Stock that may be held by the Reporting Persons or securities held by any other group member other than the Reporting Persons. Line item reflects ownership and transactions for N. Blatherwick. Line item reflects ownership and transactions for A. Nelson Line item reflects ownership and transactions for, and these securities are held directly by, C. Huebner Line item reflects ownership and transactions for, and these securities are held directly by, T. Danis. Line item reflects ownership and transactions for, and these securities are held directly by, J. Madorsky. Line item reflects ownership and transactions for A.Abell. Line item reflects ownership and transactions for D. McCoy. Options cliff-vest five years from the date of grant, subject to continuous employment through the vesting date and earlier vesting upon the occurrence of certain events. Restricted stock units vest one year from the date of grant, subject to continuous employment through the vesting date. Members of 10% ownership group. See Footnote (1). /s/Amanda Coussens, Attorney in Fact for the Reporting Persons 2023-03-15