Vertex, Inc. — Director's Dealing 2023

Nov 13, 2023

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Vertex, Inc. (VERX)
CIK: 0001806837
Period of Report: 2023-11-09

Reporting Person: Tensile Capital Management LP (N/A)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2023-11-09	Class A common stock	S	200000	$26.27	Disposed	5456717	Indirect
2023-11-09	Class A common stock	S	53484	$27.29	Disposed	5403233	Indirect
2023-11-10	Class A common stock	S	6934	$27.37	Disposed	5396299	Indirect

Footnotes

F1: This transaction was executed in multiple trades at prices ranging from $26.07 to $26.90; the price reported above reflects the weighted average sale price. The Reporting Persons (as defined below) undertake to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares and prices at which the transaction was effected.

F2: The shares are held directly by Tensile Capital Partners Master Fund LP. The reporting persons ("Reporting Persons") are Douglas J. Dossey, Arthur C. Young, Tensile Capital Management LP, Tensile Capital Management GP LLC, Tensile Capital GP LLC and Tensile Capital Partners Master Fund LP.

F3: The general partner and investment adviser of Tensile Capital Partners Master Fund LP are Tensile Capital GP LLC and Tensile Capital Management LP, respectively. The general partner of Tensile Capital Management LP is Tensile Capital Management GP LLC.

F4: Douglas J. Dossey and Arthur C. Young are the controlling principals of Tensile Capital Management LP, Tensile Capital Management GP LLC, and Tensile Capital GP LLC. Each of the Reporting Persons may be deemed to share beneficial ownership of the shares with Tensile Capital Partners Master Fund LP. Each of the Reporting Persons disclaim beneficial ownership of the shares, except to the extent of such person's pecuniary interest therein, if any. This report shall not be deemed an admission that any of the Reporting Persons is the beneficial owner of the shares for purposes of Section 16 of the Securities and Exchange Act of 1934 or for any other purpose.

F5: This transaction was executed in multiple trades at prices ranging from $27.33 to $28.10; the price reported above reflects the weighted average sale price. The Reporting Persons undertake to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares and prices at which the transaction was effected.