X0508 4 2023-07-31 0 0001422930 PubMatic, Inc. PUBM 0001833508 Goel Amar K. C/O PUBMATIC, INC. 601 MARSHALL STREET REDWOOD CITY CA 94063 1 1 0 0 Chairman, Chief Innovation Off 0 Class A Common Stock 2023-07-31 4 C 0 2937 0.00 A 2937 I By Birchwood Trust Class A Common Stock 2023-07-31 4 S 0 2937 20.00 D 0 I By Birchwood Trust Class A Common Stock 2023-07-31 4 C 0 2966 0.00 A 2966 I By Marais Irrevocable Trust Class A Common Stock 2023-07-31 4 S 0 2966 20.00 D 0 I By Marais Irrevocable Trust Class A Common Stock 2023-07-31 4 C 0 3000 0.00 A 3000 I By Tuscan Irrevocable Trust Class A Common Stock 2023-07-31 4 S 0 3000 20.00 D 0 I By Tuscan Irrevocable Trust Class A Common Stock 2023-07-31 4 C 0 3000 0.00 A 3000 I By RAJN Trust - A Class A Common Stock 2023-07-31 4 S 0 3000 20.00 D 0 I By RAJN Trust - A Class A Common Stock 2023-07-31 4 C 0 2980 0.00 A 2980 I By RAJN Trust - N Class A Common Stock 2023-07-31 4 S 0 2980 20.0005 D 0 I By RAJN Trust - N Class A Common Stock 2023-08-01 4 C 0 100 0.00 A 100 I By Birchwood Trust Class A Common Stock 2023-08-01 4 S 0 100 20.00 D 0 I By Birchwood Trust Class A Common Stock 2023-08-01 4 C 0 100 0.00 A 100 I By Marais Irrevocable Trust Class A Common Stock 2023-08-01 4 S 0 100 20.00 D 0 I By Marais Irrevocable Trust Class A Common Stock 2023-08-01 4 C 0 100 0.00 A 100 I By Tuscan Irrevocable Trust Class A Common Stock 2023-08-01 4 S 0 100 20.00 D 0 I By Tuscan Irrevocable Trust Class A Common Stock 2023-08-01 4 C 0 100 0.00 A 100 I By RAJN Trust - A Class A Common Stock 2023-08-01 4 S 0 100 20.00 D 0 I By RAJN Trust - A Class A Common Stock 2023-08-01 4 C 0 100 0.00 A 100 I By RAJN Trust - N Class A Common Stock 2023-08-01 4 S 0 100 20.00 D 0 I By RAJN Trust - N Class B Common Stock 2023-07-31 4 C 0 2937 0.00 D Class A Common Stock 2937 1266199 I By Birchwood Trust Class B Common Stock 2023-07-31 4 C 0 2966 0.00 D Class A Common Stock 2966 788034 I By Marais Irrevocable Trust Class B Common Stock 2023-07-31 4 C 0 3000 0.00 D Class A Common Stock 3000 788000 I By Tuscan Irrevocable Trust Class B Common Stock 2023-07-31 4 C 0 3000 0.00 D Class A Common Stock 3000 556652 I By RAJN Trust-A Class B Common Stock 2023-07-31 4 C 0 2980 0.00 D Class A Common Stock 2980 556672 I By RAJN Trust-N Class B Common Stock 2023-08-01 4 C 0 100 0.00 D Class A Common Stock 100 1266099 I By Birchwood Trust Class B Common Stock 2023-08-01 4 C 0 100 0.00 D Class A Common Stock 100 787934 I By Marais Irrevocable Trust Class B Common Stock 2023-08-01 4 C 0 100 0.00 D Class A Common Stock 100 787900 I By Tuscan Irrevocable Trust Class B Common Stock 2023-08-01 4 C 0 100 0.00 D Class A Common Stock 100 556552 I By RAJN Trust-A Trust Class B Common Stock 2023-08-01 4 C 0 100 0.00 D Class A Common Stock 100 556572 I By RAJN Trust-N Class B Common Stock Class A Common Stock 443414 443414 I See footnote These shares are held by the Birchwood Trust, of which the Reporting Person and his spouse are beneficiaries. The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Birchwood Trust on December 1, 2022. These shares are held by the Marais Irrevocable Trust, of which the Reporting Person's spouse is a beneficiary. The Reporting Person disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein, if any, and the filing of this report is not an admission that the Reporting Person is the beneficial owner of these securities for purposes of Section 16 or for any other purpose. The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Marais Irrevocable Trust on December 1, 2022. These shares are held by the Tuscan Irrevocable Trust, of which the Reporting Person is a beneficiary. The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Tuscan Irrevocable Trust on December 1, 2022. These shares are held by the RAJN Trust-A, of which one of the Reporting Person's children is a beneficiary. The Reporting Person disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein, if any, and the filing of this report is not an admission that the Reporting Person is the beneficial owner of these securities for purposes of Section 16 or for any other purpose. The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the RAJN Trust-A on December 1, 2022. These shares are held by the RAJN Trust-N, of which one of the Reporting Person's children is a beneficiary. The Reporting Person disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein, if any, and the filing of this report is not an admission that the Reporting Person is the beneficial owner of these securities for purposes of Section 16 or for any other purpose. The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the RAJN Trust-N. The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $20.00 to $20.015 per share, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. Each share of Class B common stock held by the Issuer's executive officers, directors and their respective affiliates will convert automatically into one share of Class A common stock upon any transfer, except for certain permitted transfers. These securities are held by the Reporting Person, as custodian for the benefit of his children under the California Uniform Transfers to Minors Act. /s/ Andrew Woods, Attorney-in-Fact 2023-08-02