X0407 4 2023-06-01 0 0001671933 Trade Desk, Inc. TTD 0001978197 Schenkein Laura C/O THE TRADE DESK INC. 42 N. CHESTNUT STREET VENTURA CA 93001 0 1 0 0 Chief Financial Officer 0 Class A Common Stock 2023-06-01 4 A 0 31520 0.00 A 673707 D Employee Stock Option (Right to Buy) 73.26 2023-06-01 4 A 0 52110 0.00 A 2033-06-01 Class A Common Stock 52110 52110 D Represents a restricted stock award with a Vesting Commencement Date ("VCD") of June 1, 2023. One-sixteenth (1/16th) of the granted shares vest on August 15, 2023 and the remainder of the granted shares vest ratably over 15 quarters on each quarterly anniversary thereafter, subject to continued employment with the Issuer through the applicable vesting dates. The option was granted on June 1, 2023, the VCD. One forty-eighth (1/48th) of the shares subject to the option vest on each monthly anniversary of the VCD, subject to continued employment with the Issuer through the applicable vesting dates. Kelli Faerber Attorney-in-Fact for Laura Schenkein 2023-06-05