DESTEFANO DAVID

PrivateCIK: 1818526
Location

KING OF PRUSSIA, PA

DESTEFANO DAVID (President & CEO) sold 30.7% of their position (472.53K shares) of VERTEX, INC. on the open market

Open‑market sale worth $17.68M — a major position exit. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 5 sales
InsiderDESTEFANO DAVIDCIK 1818526
IssuerVERTEX, INC.CIK 1806837
DirectorOfficer· President & CEO
Since Jul 2020
-472.53K
Net shares
Net seller
$17.68M
Total sold
5
Open market trades
0B · 5S
11
Total transactions
747.79K acquired · 1.22M disposed
Non-Derivative Transactions8

Class A Common Stock

Direct
M · Option Exercise

Shares

+428.40K

Price / share

$2.50

Trade value

$1.07M

% of position

54.1%
5/12/2025
791.33K1.22M

Class A Common Stock

Direct
M · Option Exercise

Shares

+132.80K

Price / share

$32.16

Trade value

$4.27M

% of position

10.9%
5/12/2025
1.22M1.35M

Class A Common Stock

Direct
S · Sale

Shares

290.80K

Price / share

$37.18

Trade value

$10.81M

% of position

21.5%
5/12/2025
1.35M1.06M

Class A Common Stock

Direct
S · Sale

Shares

64.02K

Price / share

$37.82

Trade value

$2.42M

% of position

6.0%
5/12/2025
1.06M997.71K

Class A Common Stock

Direct
S · Sale

Shares

8.30K

Price / share

$38.65

Trade value

$320.86K

% of position

0.8%
5/12/2025
997.71K989.41K

Class A Common Stock

Direct
M · Option Exercise

Shares

+186.59K

Price / share

$3.73

Trade value

$696.73K

% of position

18.9%
5/13/2025
989.41K1.18M

Class A Common Stock

Direct
S · Sale

Shares

50.57K

Price / share

$37.27

Trade value

$1.88M

% of position

4.3%
5/13/2025
1.18M1.13M

Class A Common Stock

Direct
S · Sale

Shares

58.84K

Price / share

$38.06

Trade value

$2.24M

% of position

5.2%
5/13/2025
1.13M1.07M
Total

Net shares

+275.25K

Net value

-$11.64M

Derivative Transactions3

Stock Option

Direct
M · Option Exercise
Converts to

Class A Common Stock

428.40K shares

Shares

428.40K

Strike price

2.50

Held after

0.00

Exercisable

5/12/2025

Stock Option

Direct
M · Option Exercise
Converts to

Class A Common Stock

132.80K shares

Shares

132.80K

Strike price

32.16

Held after

0.00

Exercisable

5/12/2025

Stock Option

Direct
M · Option Exercise
Converts to

Class A Common Stock

186.59K shares

Shares

186.59K

Strike price

3.734

Held after

0.00

Exercisable

5/13/2025
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 May 14, 2025 | Finecho