DESTEFANO DAVID

PrivateCIK: 1818526
Location

KING OF PRUSSIA, PA

DESTEFANO DAVID (President & CEO) sold 56.5% of their position (381.10K shares) of VERTEX, INC. on the open market

Open‑market sale worth $20.97M — a major position exit. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 3 sales
InsiderDESTEFANO DAVIDCIK 1818526
IssuerVERTEX, INC.CIK 1806837
DirectorOfficer· President & CEO
Since Jul 2020
-381.10K
Net shares
Net seller
$20.97M
Total sold
3
Open market trades
0B · 3S
9
Total transactions
724.99K acquired · 1.11M disposed
Non-Derivative Transactions6

Class A Common Stock

Direct
M · Option Exercise

Shares

+164.83K

Price / share

$2.50

Trade value

$412.08K

% of position

56.2%
12/10/2024
293.35K458.18K

Class A Common Stock

Direct
S · Sale

Shares

164.43K

Price / share

$55.03

Trade value

$9.05M

% of position

35.9%
12/10/2024
458.18K293.75K

Class A Common Stock

Direct
S · Sale

Shares

400.00

Price / share

$55.52

Trade value

$22.21K

% of position

0.1%
12/10/2024
293.75K293.35K

Class A Common Stock

Direct
M · Option Exercise

Shares

+216.27K

Price / share

$2.50

Trade value

$540.67K

% of position

73.7%
12/11/2024
293.35K509.61K

Class A Common Stock

Direct
S · Sale

Shares

216.27K

Price / share

$55.04

Trade value

$11.90M

% of position

42.4%
12/11/2024
509.61K293.35K

Class A Common Stock

Direct
M · Option Exercise

Shares

+343.89K

Price / share

$0.15

Trade value

$52.62K

% of position

117.2%
12/12/2024
293.35K637.24K
Total

Net shares

+343.89K

Net value

-$19.97M

Derivative Transactions3

Stock Option

Direct
M · Option Exercise
Converts to

Class A Common Stock

164.83K shares

Shares

164.83K

Strike price

2.50

Held after

644.66K

Exercisable

12/10/2024

Stock Option

Direct
M · Option Exercise
Converts to

Class A Common Stock

216.27K shares

Shares

216.27K

Strike price

2.50

Held after

428.40K

Exercisable

12/11/2024

Stock Option

Direct
M · Option Exercise
Converts to

Class A Common Stock

343.89K shares

Shares

343.89K

Strike price

.153

Held after

0.00

Exercisable

12/12/2024
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 Dec 12, 2024 | Finecho