David R. Pickles - Dec 1, 2021 Form 4 Insider Report for Trade Desk, Inc. (TTD)

Role: Chief Technology Officer, Director
Signature: /s/ Tahnil Davis, Attorney-in-Fact for David R. Pickles
Stock symbol: TTD
Transactions as of: Dec 1, 2021
Transactions value $: -$4,129,120
Form type: 4
Date filed: 12/3/2021, 04:13 PM
Previous filing: Nov 17, 2021
Next filing: Dec 22, 2021

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	TTD	Class A Common Stock	Tax liability	-$2.41M	-25.3K	-5.09%	$95.22	472K	Dec 1, 2021	Direct	F1
transaction	TTD	Class A Common Stock	Tax liability	-$1.1M	-11.5K	-2.45%	$95.22	460K	Dec 1, 2021	Direct	F2
transaction	TTD	Class A Common Stock	Tax liability	-$621K	-6.52K	-1.42%	$95.22	454K	Dec 1, 2021	Direct	F3

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	TTD	Employee Stock Option (Right to Buy)	Options Exercise	$0	-75K	-20.27%	$0.00	295K	Dec 1, 2021	Class B Common Stock	75K	$0.02	Direct	F4, F5
transaction	TTD	Class B Common Stock	Options Exercise	$0	+75K	+8.49%	$0.00	958K	Dec 1, 2021	Class A Common Stock	75K	$0.00	Direct	F6, F7

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
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 award granted December 1, 2017.
F2	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 December 1, 2018.
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 award granted December 1, 2019.
F4	This option was previously reported as covering 37,000 shares at an exercise price of $0.171 per share, but was adjusted to reflect a 10-for-1 stock split effective June 16, 2021.
F5	The option was granted on February 8, 2013. The Vesting Commencement Date ("VCD") was October 17, 2012. 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.
F6	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.
F7	On June 16, 2021, the Issuer effected a 10-for-1 stock split of its common stock resulting in the reporting person's ownership of 794,997 additional shares of common stock.