STAMM JOHN RICHARD

PrivateCIK: 1818885
Location

KING OF PRUSSIA, PA

STAMM JOHN RICHARD sold 42.5% of their position (16K shares) of VERTEX, INC. on the open market

Open‑market sale worth $575.2K — a major position exit. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 1 sale
InsiderSTAMM JOHN RICHARDCIK 1818885
IssuerVERTEX, INC.CIK 1806837
Director
Since Jul 2020
-16K
Net shares
Net seller
$575.2K
Total sold
1
Open market trades
0B · 1S
3
Total transactions
16K acquired · 32K disposed
Non-Derivative Transactions2

Class A Common Stock

Direct
M · Option Exercise

Shares

+16K

Price / share

$3.73

Trade value

$59.74K

% of position

74.0%
8/22/2024
21.64K37.63K

Class A Common Stock

Direct
S · Sale

Shares

16K

Price / share

$35.95

Trade value

$575.18K

% of position

42.5%
8/22/2024
37.63K21.64K
Total

Net shares

+0.00

Net value

-$515.44K

Derivative Transactions1

Stock Option

Direct
M · Option Exercise
Converts to

Class A Common Stock

16K shares

Shares

16K

Strike price

3.734

Held after

26.12K

Exercisable

8/22/2024
STAMM JOHN RICHARD — Insider Transaction (Form 4) Filed Aug 26, 2024 | Finecho