John R. Schwab - 10 Feb 2023 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: 10 Feb 2023
Net transactions value: -$120,302
Form type: 4
Filing time: 14 Feb 2023, 16:31:55 UTC
Previous filing: 16 Dec 2022
Next filing: 27 Feb 2023
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	+24,009	+430%	$0.000000	29,588	10 Feb 2023	Direct
transaction	VERX	Class A Common Stock	Tax liability	$120,302	-8,466	-29%	$14.21	21,122	10 Feb 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	-24,009	-25%	$0.000000	72,028	10 Feb 2023	Class A Common Stock	24,009		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 in three equal annual installments on each of February 10, 2024, February 10, 2025 and February 10, 2026 and have no expiration date.