144 0002008907 XXXXXXXX LIVE 0001671933 THE TRADE DESK, INC. 001-37879 42 N. Chestnut Street Ventura CA 93001 (805) 585-3434 SAMANTHA JACOBSON Officer Director Common Morgan Stanley Smith Barney LLC Executive Financial Services

1 New York Plaza 8th Floor New York NY 10004

4298 509546.71 493573913 01/28/2025 NASDAQ Common 01/28/2025 Stock Option Exercise ISSUER N 4298 01/28/2025 Cash N SAMANTHA JACOBSON

42 N. Chestnut Street Ventura CA 93001

Common 12/30/2024 1762 210489.93 SAMANTHA JACOBSON

42 N. Chestnut Street Ventura CA 93001

Common 12/30/2024 2535 302835.16 SAMANTHA JACOBSON

42 N. Chestnut Street Ventura CA 93001

Common 11/29/2024 7050 904213.97 SAMANTHA JACOBSON

42 N. Chestnut Street Ventura CA 93001

Common 11/29/2024 10140 1300475.28 SAMANTHA JACOBSON

42 N. Chestnut Street Ventura CA 93001

Common 11/29/2024 4872 624852.03 01/28/2025 08/22/2024 /s/ Samantha Harrison Jacobson