David DeStefano - 01 Mar 2024 Form 4 Insider Report for Vertex, Inc. (VERX)

Role: PRESIDENT & CEO, Director
Signature: /s/ Lisa Coleman, Attorney-in-Fact
Issuer symbol: VERX
Transactions as of: 01 Mar 2024
Transactions value $: -$490,266
Form type: 4
Filing time: 05 Mar 2024, 16:41:17 UTC
Previous filing: 04 Mar 2024
Next filing: 12 Mar 2024
SEC: View on sec.gov

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	VERX	Class A Common Stock	Options Exercise	$0	+28.6K	+4.08%	$0.00	729K	01 Mar 2024	Direct
transaction	VERX	Class A Common Stock	Tax liability	-$490K	-14.6K	-2%	$33.55	717K	01 Mar 2024	Direct

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	VERX	Restricted Stock Units	Options Exercise	$0	-28.6K	-50%	$0.00	28.6K	01 Mar 2024	Class A Common Stock	28.6K		Direct	F1, F2

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

Explanation of Responses:

Id	Content
F1	Each restricted stock unit represents a contingent right to receive one share of the Issuer's Class A Common Stock.
F2	The remaining restricted stock units will vest on March 1, 2025 and have no expiration date.