Vertex, Inc. — Director's Dealing 2026

Feb 12, 2026

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Vertex, Inc. (VERX)
CIK: 0001806837
Period of Report: 2026-02-10

Reporting Person: Rowland Bryan T.R. (N/A)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2026-02-10	Class A Common Stock	M	4088	—	Acquired	4680	Direct
2026-02-10	Class A Common Stock	F	1341	$14.88	Disposed	3339	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2026-02-10	Restricted Stock Units	$	M	4088	Disposed		Class A Common Stock (4088)	Direct

Footnotes

F1: Includes 460 shares acquired through the Company's Employee Stock Purchase Plan.

F2: Each restricted stock unit represents a contingent right to receive one share of the Issuer's Class A Common Stock.

F3: This restricted stock unit award is fully vested.