Vertex, Inc. — Director's Dealing 2023

Aug 3, 2023

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Vertex, Inc. (VERX)
CIK: 0001806837
Period of Report: 2023-08-02

Reporting Person: Westphal Jeffery (10% Owner)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2023-08-02	Class A Common Stock	C	879000	—	Acquired	2180202	Indirect

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2023-08-02	Class B Common Stock	$	C	879000	Disposed		Class A Common Stock (879000)	Indirect

Holdings (Non-Derivative)

Security	Shares	Ownership
Class A Common Stock	5584181	Indirect
Class A Common Stock	7895	Direct

Holdings (Derivative)

Security	Exercise Price	Expiration	Underlying	Shares	Ownership
Class B Common Stock	$		Class A Common Stock (49000)	49000	Direct
Class B Common Stock	$		Class A Common Stock (9249286.237)	9249286.237	Indirect
Class B Common Stock	$		Class A Common Stock (1153756)	1153756	Indirect
Class B Common Stock	$		Class A Common Stock (332244)	332244	Indirect

Footnotes

F1: Represents shares held by The 2009 Jeffrey R. Westphal Generation-Skipping Sub-Trust for Jenifer R. Westphal, of which the Reporting Person's spouse is trustee.

F2: The Class B Common Stock is convertible at any time at the option of the holder into one share of the Issuer's Class A Common Stock and has no expiration date. The Class B Common Stock will automatically convert into shares of the Issuer's Class A Common Stock on a one-to-one basis either (1) upon any transfer of the Class B Common Stock by the holder, whether or not for value, subject to certain exceptions or (2) if the voting power of the Issuer's outstanding Class B Common Stock represents less than 10% of the combined voting power of all of the Issuer's outstanding common stock.