Kathleen Houghton - 27 Feb 2024 Form 4 Insider Report for HUDSON TECHNOLOGIES INC /NY (HDSN)

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	HDSN	Stock option	Award	$0	+9,444		$0.000000	9,444	27 Feb 2024	Common Stock	9,444	$14.89	Direct	F1

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

Id	Content
F1	Options vest 50% on date of grant and 50% on first anniversary of date of grant.