FITZSIMONS JOSEPH FRANCIS

PrivateCIK: 2122720

FITZSIMONS JOSEPH FRANCIS (Chief Executive Officer) exercised options at HORIZON QUANTUM HOLDINGS LTD.

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

M · 1 exercise
InsiderFITZSIMONS JOSEPH FRANCISCIK 2122720
→
DirectorOfficer10% Owner· Chief Executive Officer
Since Mar 2026
+254.35K
Net shares
Net buyer
$52.3K
Total sold
0
Open market trades
0B · 0S
4
Total transactions
257.79K acquired · 3.44K disposed
Non-Derivative Transactions2

Class A Ordinary Shares

Direct
M · Option Exercise

Shares

+14.32K

Price / share

—

Trade value

—

% of position

New position
9/12/2026
0.00→14.32K

Class A Ordinary Shares

Direct
D · Disposition

Shares

−3.44K

Price / share

$15.22

Trade value

$52.33K

% of position

24.0%
9/12/2026
14.32K→10.88K
Total

Net shares

+10.88K

Net value

-$52.33K

Derivative Transactions2

Restricted Stock Unit

Direct
A · Award
Converts to

Class A Ordinary Shares

229.15K shares

Shares

+229.15K

Strike price

0

Held after

229.15K

Exercisable

—

6/12/2026

Restricted Stock Unit

Direct
M · Option Exercise
Converts to

Class A Ordinary Shares

14.32K shares

Shares

+14.32K

Strike price

0

Held after

214.83K

Exercisable

—

9/12/2026
FITZSIMONS JOSEPH FRANCIS — Insider Transaction (Form 4) Filed Sep 16, 2026 | Finecho