Aleksandra Rizo - 15 May 2024 Form 4 Insider Report for Syndax Pharmaceuticals Inc (SNDX)

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	SNDX	Stock Options (Right to buy)	Award	$0	+35,000		$0.000000	35,000	15 May 2024	Common Stock	35,000	$21.94	Direct	F1

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

Id	Content
F1	1/36th of the shares subject to the option shall vest monthly over a three-year period.