Jeffrey Westphal - Apr 30, 2024 Form 4 Insider Report for Vertex, Inc. (VERX)

Role: 10%+ Owner
Signature: /s/ Joshua Levine, Attorney-in-Fact
Stock symbol: VERX
Transactions as of: Apr 30, 2024
Transactions value $: $0
Form type: 4
Date filed: 5/2/2024, 06:00 PM
Previous filing: Apr 9, 2024
Next filing: Jun 7, 2024

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	VERX	Class A Common Stock	Conversion of derivative security	$0	+2.5M	+160.81%	$0.00	4.05M	Apr 30, 2024	By The 2009 Jeffrey R. Westphal Generation Skipping Trust
holding	VERX	Class A Common Stock						7.9K	Apr 30, 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	Ownership	Footnotes
transaction	VERX	Class B Common Stock	Conversion of derivative security	$0	-2.5M	-27.03%	$0.00	6.75M	Apr 30, 2024	Class A Common Stock	2.5M	By The 2009 Jeffrey R. Westphal Generation Skipping Trust	F1
holding	VERX	Class B Common Stock						838K	Apr 30, 2024	Class A Common Stock	838K	Direct	F1
holding	VERX	Class B Common Stock						1.15M	Apr 30, 2024	Class A Common Stock	1.15M	By Rainer J. Westphal 2007 Separate Exempt Trust FBO Jeffrey Westphal	F1
holding	VERX	Class B Common Stock						332K	Apr 30, 2024	Class A Common Stock	332K	By Rainer J. Westphal 2007 Separate Non-Exempt Trust FBO Jeffrey Westphal	F1

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

Explanation of Responses:

Id	Content
F1	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.

Content

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.