John R. Schwab - Mar 1, 2023 Form 4 Insider Report for Vertex, Inc. (VERX)

Role: CHIEF FINANCIAL OFFICER
Signature: /s/ Lisa Coleman, Attorney-in-Fact
Stock symbol: VERX
Transactions as of: Mar 1, 2023
Transactions value $: -$19,453
Form type: 4
Date filed: 3/3/2023, 03:31 PM
Previous filing: Feb 27, 2023
Next filing: May 17, 2023

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	VERX	Class A Common Stock	Options Exercise	$0	+3.44K	+16.29%	$0.00	24.6K	Mar 1, 2023	Direct
transaction	VERX	Class A Common Stock	Tax liability	-$19.5K	-1.25K	-5.08%	$15.60	23.3K	Mar 1, 2023	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	-3.44K	-49.99%	$0.00	3.44K	Mar 1, 2023	Class A Common Stock	3.44K		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 Issuers Class A Common Stock.
F2	The remaining restricted stock units will vest in two equal annual installments on each of March 1, 2024 and March 1, 2025 and have no expiration date.