Trade Desk, Inc. (TTD) · Insider Trading (Form 4) SEC Filing

=== SEC Form 4 — Statement of Changes in Beneficial Ownership === Document Type: 4 Period of Report: 2026-05-15 10b5-1 Pre-arranged Plan: No --- Issuer --- Name: Trade Desk, Inc. (TTD) CIK: 0001671933 --- Reporting Owner --- Name: Davis Tahnil R. CIK: 0002109272 Role: Officer (CAO and Interim CFO) --- Non-Derivative Transactions --- [Transaction #1] Security: Class A Common Stock Date: 2026-05-15 | Code: F (Payment of exercise/tax) Shares: -262 | Price: $21.15 Total Value: $5,541.30 Shares Owned After: 257,989 | Ownership: D (Direct) Footnotes: [F1] The shares were withheld at the election of the Reporting Person to satisfy tax withholding obligations in connection with the partial vesting of a Restricted Stock Unit Award granted April 26, 2022. [F2] Includes 622 shares acquired through the Employee Stock Purchase Plan on May 15, 2026. [Transaction #2] Security: Class A Common Stock Date: 2026-05-15 | Code: F (Payment of exercise/tax) Shares: -861 | Price: $21.15 Total Value: $18,210.15 Shares Owned After: 257,128 | Ownership: D (Direct) Footnotes: [F3] The shares were withheld at the election of the Reporting Person to satisfy tax withholding obligations in connection with the partial vesting of a Restricted Stock Unit Award granted April 24, 2023. [Transaction #3] Security: Class A Common Stock Date: 2026-05-15 | Code: F (Payment of exercise/tax) Shares: -741 | Price: $21.15 Total Value: $15,672.15 Shares Owned After: 256,387 | Ownership: D (Direct) Footnotes: [F4] The shares were withheld at the election of the Reporting Person to satisfy tax withholding obligations in connection with the partial vesting of a Restricted Stock Unit Award granted April 23, 2024. [Transaction #4] Security: Class A Common Stock Date: 2026-05-15 | Code: F (Payment of exercise/tax) Shares: -968 | Price: $21.15 Total Value: $20,473.20 Shares Owned After: 255,419 | Ownership: D (Direct) Footnotes: [F5] The shares were withheld at the election of the Reporting Person to satisfy tax withholding obligations in connection with the partial vesting of a Restricted Stock Unit Award granted April 15, 2025. [Transaction #5] Security: Class A Common Stock Date: 2026-05-15 | Code: F (Payment of exercise/tax) Shares: -3,750 | Price: $21.15 Total Value: $79,312.50 Shares Owned After: 251,669 | Ownership: D (Direct) Footnotes: [F6] The shares were withheld at the election of the Reporting Person to satisfy tax withholding obligations in connection with the partial vesting of a Restricted Stock Award granted March 3, 2026. --- Footnotes (Complete Index) --- F1: The shares were withheld at the election of the Reporting Person to satisfy tax withholding obligations in connection with the partial vesting of a Restricted Stock Unit Award granted April 26, 2022. F2: Includes 622 shares acquired through the Employee Stock Purchase Plan on May 15, 2026. F3: The shares were withheld at the election of the Reporting Person to satisfy tax withholding obligations in connection with the partial vesting of a Restricted Stock Unit Award granted April 24, 2023. F4: The shares were withheld at the election of the Reporting Person to satisfy tax withholding obligations in connection with the partial vesting of a Restricted Stock Unit Award granted April 23, 2024. F5: The shares were withheld at the election of the Reporting Person to satisfy tax withholding obligations in connection with the partial vesting of a Restricted Stock Unit Award granted April 15, 2025. F6: The shares were withheld at the election of the Reporting Person to satisfy tax withholding obligations in connection with the partial vesting of a Restricted Stock Award granted March 3, 2026. --- Signature --- /s/ /s/ Kelli Faerber Attorney-in Fact for Tahnil R. Davis (2026-05-19)