144 0001671445 XXXXXXXX LIVE 0001671933 The Trade Desk, Inc. 001-37879 42 North Chestnut Street Ventura CA 93001 1-805-585-3434 Jeffrey T. Green Other: President and CEO Class A Common Stock Goldman Sachs & Co. LLC 200 West Street New York NY 10282 266901 22569148.56 445017931 04/04/2024 NASD Class A Common Stock 12/09/2019 Acquired upon option exercise The Issuer N 103133 01/21/2022 Option Exercise Class A Common Stock 05/15/2020 Acquired upon option exercise The Issuer N 162070 01/21/2022 Option Exercise Class A Common Stock 05/15/2022 Acquired as compensation -- Restricted Stock Awards The Issuer N 1698 05/15/2022 Compensation N The Jeff Green Trust dated April 10, 2019, as amended 42 North Chestnut Street Ventura CA 93001 Class A Common Stock 03/22/2024 75000 6354397.5 The Jeff Green Trust dated April 10, 2019, as amended 42 North Chestnut Street Ventura CA 93001 Class A Common Stock 02/22/2024 75000 6291202.5 The Jeff Green Trust dated April 10, 2019, as amended 42 North Chestnut Street Ventura CA 93001 Class A Common Stock 02/23/2024 75000 6172980 The Jeff Green Trust dated April 10, 2019, as amended 42 North Chestnut Street Ventura CA 93001 Class A Common Stock 03/21/2024 75000 6358402.5 The Jeff Green Trust dated April 10, 2019, as amended 42 North Chestnut Street Ventura CA 93001 Class A Common Stock 04/03/2024 66007 5767394.63 The Jeff Green Trust dated April 10, 2019, as amended 42 North Chestnut Street Ventura CA 93001 Class A Common Stock 03/08/2024 59358 4955538.25 The Jeff Green Trust dated April 10, 2019, as amended 42 North Chestnut Street Ventura CA 93001 Class A Common Stock 03/25/2024 75000 6406402.5 The Jeff Green Trust dated April 10, 2019, as amended 42 North Chestnut Street Ventura CA 93001 Class A Common Stock 02/21/2024 75000 6132547.5 The sales of shares set forth herein are made in connection with a selling plan dated 6/15/2023, as amended on 11/13/2023, that is intended to comply with Rule 10b5-1(c). The representation below regarding the seller's knowledge of material information was true as of the date of each of the selling plan and the amendment. 04/04/2024 06/15/2023 Goldman Sachs & Co. LLC on behalf of Jeffrey T Green