SPINELLI STEPHEN M

PrivateCIK: 1812385
Location

AMITYVILLE, NY

SPINELLI STEPHEN M (Senior VP of Sales) exercised options at NAPCO SECURITY TECHNOLOGIES, INC

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

M · 1 exercise
InsiderSPINELLI STEPHEN MCIK 1812385
Officer· Senior VP of Sales
Since Apr 2020
-3.21K
Net shares
Net seller
$140.0K
Total sold
0
Open market trades
0B · 0S
3
Total transactions
13.97K acquired · 17.18K disposed
Non-Derivative Transactions2

Common Stock

Direct
M · Option Exercise

Shares

+13.97K

Price / share

$10.02

Trade value

$140K

% of position

1505.6%
3/17/2026
928.0014.90K

Common Stock

Direct
F · Tax Withholding

Shares

3.21K

Price / share

$43.59

Trade value

$140.01K

% of position

21.6%
3/17/2026
14.90K11.69K
Total

Net shares

+10.76K

Net value

-$11.64

Derivative Transactions1

Employee Stock Option (Right to Buy)

Direct
M · Option Exercise
Converts to

Common Stock

13.97K shares

Shares

13.97K

Strike price

10.02

Held after

9.98K

Exercisable

3/17/2026
Non-Derivative Holdings (Post-Transaction)0
No non-derivative holdings reported
Derivative Holdings (Post-Transaction)1

Employee Stock Option (Right to Buy)

Direct
Underlying security
Common Stock

Underlying shares

5K

Shares owned

5K

Exercise price

26.94

Expiration

Exercise window

Total

Underlying

5K

Owned

5K

SPINELLI STEPHEN M — Insider Transaction (Form 4) Filed Mar 19, 2026 | Finecho