JOHN R. SCHWAB - 23 Feb 2024 Form 4 Insider Report for Vertex, Inc. (VERX)

Role: CHIEF FINANCIAL OFFICER
Signature: /s/ Lisa Coleman, Attorney-in-Fact
Issuer symbol: VERX
Transactions as of: 23 Feb 2024
Net transactions value: -$405,516
Form type: 4
Filing time: 27 Feb 2024, 16:25:02 UTC
Previous filing: 26 Feb 2024
Next filing: 05 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	+30,305	+79%	$0.000000	68,726	23 Feb 2024	Direct
transaction	VERX	Class A Common Stock	Tax liability	$405,516	-16,411	-24%	$24.71	52,315	23 Feb 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	-30,305	-25%	$0.000000	90,915	23 Feb 2024	Class A Common Stock	30,305		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 three equal installments on each of February 23, 2025, February 23, 2026 and February 23, 2027 and have no expiration date.