144 0001468233 XXXXXXXX LIVE 0001327567 Palo Alto Networks, Inc. 001-35594 3000 Tannery Way Santa Clara CA 95054 1-408-753-4000 Nikesh Arora Officer Common Goldman Sachs & Co. LLC 200 West Street New York NY 10282 530169 119139577.68 305854824 06/07/2023 NASD Common 09/07/2021 Acquired as compensation -- Restricted Stock Units Issuer N 1859 09/07/2021 Compensation Common 09/07/2021 Acquired as compensation -- Restricted Stock Units Issuer N 10725 09/07/2021 Compensation Common 09/18/2019 Acquired as compensation -- Restricted Stock Units Issuer N 1443 09/18/2019 Compensation Common 06/18/2019 Acquired as compensation -- Restricted Stock Units Issuer N 36168 06/18/2019 Compensation Common 04/30/2020 Acquired as compensation -- Restricted Stock Units Issuer N 624 04/30/2020 Compensation Common 06/07/2019 Acquired as compensation -- Restricted Stock Units Issuer N 5050 06/07/2019 Compensation Common 06/07/2018 Acquired as compensation -- Stock Options Issuer N 474300 06/07/2018 Compensation -- Cashless exercise / same-day sale N Aurora Trust dtd 05/16/2012 Nikesh Arora, Trustee 3000 Tannery Way Santa Clara CA 95054 Common 03/31/2023 16200 3241299.24 Aurora Trust dtd 05/16/2012 Nikesh Arora, Trustee 3000 Tannery Way Santa Clara CA 95054 Common 04/17/2023 13800 2779649.82 Aurora Trust dtd 05/16/2012 Nikesh Arora, Trustee 3000 Tannery Way Santa Clara CA 95054 Common 05/25/2023 30000 6255318.48 Aurora Trust dtd 05/16/2012 Nikesh Arora, Trustee 3000 Tannery Way Santa Clara CA 95054 Common 06/06/2023 19669 4429675.47 Aurora Trust dtd 05/16/2012 will sell 55,869 shares. Nikesh Arora will sell 474,300 shares. 06/07/2023 Goldman Sachs & Co. LLC on behalf of Nikesh Arora