BUONANNO FRANCK JEAN

PrivateCIK: 2115431

BUONANNO FRANCK JEAN (Vice-President, Global Sales) exercised options at SEALSQ CORP

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

M · 1 exercise
InsiderBUONANNO FRANCK JEANCIK 2115431
IssuerSEALSQ CORPCIK 1951222
Officer· Vice-President, Global Sales
Since Mar 2026
0.00
Net shares
Net seller
$150.00
Total acquired
0
Open market trades
0B · 0S
2
Total transactions
15K acquired · 15K disposed
Non-Derivative Transactions1

Ordinary Shares

Direct
M · Option Exercise

Shares

+15K

Price / share

$0.01

Trade value

$150.00

% of position

300.0%
3/27/2026
5K20K
Total

Net shares

+15K

Net value

$150.00

Derivative Transactions1

Employee Stock Option (right to buy)

Direct
M · Option Exercise
Converts to

Ordinary Shares

15K shares

Shares

15K

Strike price

0.01

Held after

20K

Exercisable

3/27/2026
BUONANNO FRANCK JEAN — Insider Transaction (Form 4) Filed Mar 27, 2026 | Finecho