Eric C. Andersen - 20 Feb 2026 Form 4 Insider Report for Vertex, Inc. (VERX)

Role: Director
Issuer symbol: VERX
Transaction date: 20 Feb 2026
Net transaction value: +$516,400
Form type: 4
Filing time: 23 Feb 2026, 16:47:08 UTC
Previous filing: 13 Jun 2025
SEC filing: View on sec.gov
Signature: /s/ Lisa Coleman, Attorney-in-Fact

Key filing fact

Eric C. Andersen filed Form 4 for Vertex, Inc. (VERX) on 23 Feb 2026.

Key facts

This page summarizes Eric C. Andersen's Form 4 filing for Vertex, Inc. (VERX).
1 reported transaction and 0 derivative rows are listed below.
Filing timestamp: 23 Feb 2026, 16:47.

Change

Previous filing in this sequence was filed on 13 Jun 2025.
Current net transaction value: +$516,400.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

See Original Filing

Reporting Owners (1)

CIK 0001552411 Primary reporting owner

ANDERSEN ERIC C.

Relationship: Director
Address: C/O VERTEX, INC., 2301 RENAISSANCE BLVD, KING OF PRUSSIA
Signature: /s/ Lisa Coleman, Attorney-in-Fact
Signature date: 23 Feb 2026

Reported transactions

VERX transaction

Class A Common Stock

Purchase

Transaction value: $516,400
Shares: +40,000
Change %: +36%
Price: $12.91
Shares after: 150,341
Date: 20 Feb 2026
Ownership: Direct
Footnotes: F1

^* indicates a reported price that failed the local validity check.

Explanation of Responses:

Id	Content
F1	The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions ranging from $12.87 to $12.96, inclusive. The Reporting Person undertakes to provide to 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 purchased at each separate price within the range set forth above.

Content

The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions ranging from $12.87 to $12.96, inclusive. The Reporting Person undertakes to provide to 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 purchased at each separate price within the range set forth above.