DESTEFANO DAVID

PrivateCIK: 1818526
Location

KING OF PRUSSIA, PA

DESTEFANO DAVID (President & CEO) exercised options at VERTEX, INC.

Option exercise — a mechanical event triggered by vesting or expiry. Not a discretionary conviction trade.

M · 2 exercises
InsiderDESTEFANO DAVIDCIK 1818526
IssuerVERTEX, INC.CIK 1806837
DirectorOfficer· President & CEO
Since Jul 2020
-36.23K
Net shares
Net seller
$461.5K
Total sold
0
Open market trades
0B · 0S
6
Total transactions
113.54K acquired · 149.77K disposed
Non-Derivative Transactions4

Class A Common Stock

Direct
M · Option Exercise

Shares

+69.53K

Price / share

Trade value

% of position

6.5%
2/20/2026
1.07M1.14M

Class A Common Stock

Direct
F · Tax Withholding

Shares

23.70K

Price / share

$12.74

Trade value

$302K

% of position

2.1%
2/20/2026
1.14M1.11M

Class A Common Stock

Direct
M · Option Exercise

Shares

+44.01K

Price / share

Trade value

% of position

4.0%
2/20/2026
1.11M1.16M

Class A Common Stock

Direct
F · Tax Withholding

Shares

12.52K

Price / share

$12.74

Trade value

$159.54K

% of position

1.1%
2/20/2026
1.16M1.14M
Total

Net shares

+77.31K

Net value

-$461.54K

Derivative Transactions2

Restricted Stock Units

Direct
M · Option Exercise
Converts to

Class A Common Stock

69.53K shares

Shares

69.53K

Strike price

Held after

139.06K

Exercisable

2/20/2026

Restricted Stock Units

Direct
M · Option Exercise
Converts to

Class A Common Stock

44.01K shares

Shares

44.01K

Strike price

Held after

132.04K

Exercisable

2/20/2026
Non-Derivative Holdings (Post-Transaction)1

Class A Common Stock

Indirect
Shares owned204.03K
Total
204.03K indirect204.03K
Derivative Holdings (Post-Transaction)0
No derivative holdings reported
DESTEFANO DAVID — Insider Transaction (Form 4) Filed Feb 24, 2026 | Finecho