Vertex, Inc. — Director's Dealing 2022

Sep 30, 2022

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Vertex, Inc. (VERX)
CIK: 0001806837
Period of Report: 2022-09-28

Reporting Person: DeStefano David (Director, President & CEO)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2022-09-28	Class A Common Stock	S	36419	$13.5896	Disposed	396603	Direct
2022-09-29	Class A Common Stock	S	33930	$13.4990	Disposed	362673	Direct
2022-09-30	Class A Common Stock	S	28900	$13.9364	Disposed	333773	Direct

Footnotes

F1: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 Trading Plan adopted by the Reporting Person.

F2: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions ranging from $13.12 to $13.80, inclusive. The Reporting Person undertakes to provide the Issuer, any securityholder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth above.

F3: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions ranging from $13.02 to $13.73, inclusive. The Reporting Person undertakes to provide the Issuer, any securityholder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth above.

F4: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions ranging from $13.44 to $14.34, inclusive. The Reporting Person undertakes to provide the Issuer, any securityholder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth above.