Trade Desk, Inc. — Director's Dealing 2021

May 3, 2021

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Trade Desk, Inc. (TTD)
CIK: 0001671933
Period of Report: 2021-04-29

Reporting Person: Green Jeffrey Terry (Director, President and CEO, 10% Owner)

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2021-04-29	Employee Stock Option Exercise (Right to Buy)	$748.98	A	21572	Acquired	2031-04-29	Class A Common Stock (21572)	Direct
2021-04-29	Employee Stock Option Exercise (Right to Buy)	$823.88	A	133	Acquired	2026-04-29	Class A Common Stock (133)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Class A Common Stock	12000	Indirect
Class A Common Stock	71870	Direct

Holdings (Derivative)

Security	Exercise Price	Expiration	Underlying	Shares	Ownership
Class B Common Stock	$		Class A Common Stock (3094548)	3094548	Indirect
Class B Common Stock	$		Class A Common Stock (1266667)	1266667	Indirect

Footnotes

F1: Represents securities held by the Jeff T. Green Family Foundation (the "Foundation"). Mr. Green is the sole member and director of the Foundation and has investment and voting control over the shares held by the Foundation, and may be deemed to indirectly beneficially own the shares held by the Foundation.

F2: The option was granted on April 29, 2021, the Vesting Commencement Date ("VCD"). The option vests over four years in increments on each monthly anniversary of the VCD according to the following schedule: an aggregate of 5,426 shares will vest during each of the twelve-month periods ending on April 29, 2022, 2023 and 2024, respectively, and an aggregate of 5,294 shares will vest during the twelve month period ending April 29, 2025, in each case, subject to continued employment with the Issuer through the applicable vesting dates.

F3: The option was granted on April 29, 2021, with a VCD of December 29, 2024. One-fourth (1/4th) 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.

F4: Each share of Class B Common Stock has no expiration date and is convertible for no additional consideration into one (1) share of Class A Common Stock at the option of the holder thereof at any time and upon certain other circumstances.

F5: Represents securities held by the Jeff Green Trust (the "Trust"). Mr. Green is a Trustee of the Trust and has investment and voting control over the shares held by the Trust, and may be deemed to indirectly beneficially own the shares held by the Trust.

F6: Represents securities held by the Green Irrevocable Trust of 2015 (the "Irrevocable Trust"). Mr. Green is a Trustee of the Irrevocable Trust and has investment and voting control over the shares held by the Irrevocable Trust, and may be deemed to indirectly beneficially own the shares held by the Irrevocable Trust.