Vertex, Inc. — Director's Dealing 2025

Feb 12, 2025

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Vertex, Inc. (VERX)
CIK: 0001806837
Period of Report: 2025-02-10

Reporting Person: SCHWAB JOHN R (N/A)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2025-02-10	Class A Common Stock	M	24009	—	Acquired	77113	Direct
2025-02-10	Class A Common Stock	F	13124	$56.02	Disposed	63989	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2025-02-10	Restricted Stock Units	$	M	24009	Disposed		Class A Common Stock (24009)	Direct

Footnotes

F1: Each restricted stock unit represents a contingent right to receive one share of the Issuers Class A Common Stock.

F2: The remaining restricted stock units will vest on February 10, 2026 and have no expiration date.