WESTPHAL JEFFREY

PrivateCIK: 1818851
Location

KING OF PRUSSIA, PA

WESTPHAL JEFFREY purchased 397.74K shares of VERTEX, INC. on the open market

Open‑market purchase worth $5.12M. The strongest form of insider conviction signal.

P · 2 purchases
InsiderWESTPHAL JEFFREYCIK 1818851
IssuerVERTEX, INC.CIK 1806837
Director10% Owner
Since Jul 2020
+397.74K
Net shares
Net buyer
$5.12M
Total acquired
2
Open market trades
2B · 0S
2
Total transactions
397.74K acquired
Non-Derivative Transactions2

Class A Common Stock

Indirect
P · Purchase

Shares

+247.74K

Price / share

$13.08

Trade value

$3.24M

% of position

New position
2/13/2026
0.00247.74K

Class A Common Stock

Indirect
P · Purchase

Shares

+150K

Price / share

$12.53

Trade value

$1.88M

% of position

60.5%
2/17/2026
247.74K397.74K
Total

Net shares

+397.74K

Net value

$5.12M

Derivative Transactions0
No derivative transactions reported
Non-Derivative Holdings (Post-Transaction)1

Class A Common Stock

Direct
Shares owned7.89K
Total
7.89K direct7.89K
Derivative Holdings (Post-Transaction)2

Class B Common Stock

Indirect
Underlying security
Class A Common Stock

Underlying shares

1.13M

Shares owned

1.13M

Exercise price

Expiration

Exercise window

Class B Common Stock

Direct
Underlying security
Class A Common Stock

Underlying shares

388K

Shares owned

388K

Exercise price

Expiration

Exercise window

Total

Underlying

1.51M

Owned

1.51M

WESTPHAL JEFFREY — Insider Transaction (Form 4) Filed Feb 18, 2026 | Finecho