STAMM JOHN RICHARD

PrivateCIK: 1818885
Location

KING OF PRUSSIA, PA

Senior insider sale

VERTEX, INC. — senior position signals high conviction

$929.5K

26K shares

What this filing means

STAMM JOHN RICHARD plans to sell 26K shares of VERTEX, INC. valued at approximately $929.5K. Form 144 is a notice of intent to sell restricted or control securities — not a mandatory transaction. This filing provides advance warning of potential selling pressure.

InsiderSTAMM JOHN RICHARDCIK 1818885
IssuerVERTEX, INC.CIK 1806837
Director
Since Jul 2020
26K
Shares to sell
$929.5K
Approx. market value
10K
Acquired (3 months)
1
Planned
1 completed
Securities Acquired — Last 3 Months2
Sort

Options Granted - 07/28/2020

Cash

9/12/2024
5K

Restricted Stock Vesting

Compensation

6/13/2023
5K
Total acquired10K
Planned & Completed Dispositions2
Sort

Completed

Completed

Units to sell

16K

Market value

$575.2K

8/22/2024

Planned — Approximate Date

NASDAQPlanned

Units to sell

10K

Market value

$354.3K

9/12/2024
Total

Units

26K

Value

$929.5K

STAMM JOHN RICHARD — Planned Insider Sale (Form 144) | Finecho