HQ · ISSUER CIK 2088256
Horizon Quantum Holdings Ltd.
Between Aug 1, 2026 and Oct 29, 2026, 4 Horizon Quantum Holdings Ltd. insiders reported $0.00 of open-market purchases and $0.00 of sales on SEC Form 4.
↗4 insiders filed
Original Form 4 filings from Aug 1, 2026 to Oct 29, 2026. No open-market sales in the window.
$0.00Insider buying
$0.00Insider selling
$0.00Net open-market
Sep 15, 2026Latest filing
| Ticker | Insider | Type | Owned | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Sep 15, 202621:32 | Sep 12, 2026 | HQ | CL and CO | M · Exercise | — | +2,148 | 2,148 | New | — | ||
| Sep 15, 202621:32 | Sep 12, 2026 | HQ | CL and CO | D · To issuer | $15.22 | −1,122 | 1,026 | -52% | $17K | ||
| Sep 15, 202621:31 | Sep 12, 2026 | HQ | Chief Financial Officer | M · Exercise | — | +3,437 | 3,437 | New | — | ||
| Sep 15, 202621:31 | Sep 12, 2026 | HQ | Chief Financial Officer | D · To issuer | $15.22 | −1,272 | 2,165 | -37% | $19K | ||
| Sep 15, 202621:31 | Sep 12, 2026 | HQ | Chief Science Officer | M · Exercise | — | +5,728 | 5,728 | New | — | ||
| Sep 15, 202621:31 | Sep 12, 2026 | HQ | Chief Science Officer | D · To issuer | $15.22 | −2,991 | 2,737 | -52% | $46K | ||
| Sep 15, 202621:31 | Aug 20, 2026 | HQ | Chief Science Officer | A · GrantLate 26d | — | +3,600 | 3,600 | New | — | ||
| Sep 15, 202621:30 | Sep 12, 2026 | HQ | Chief Executive Officer, Director, 10% Owner | M · Exercise | — | +14,321 | 14,321 | New | — | ||
| Sep 15, 202621:30 | Sep 12, 2026 | HQ | Chief Executive Officer, Director, 10% Owner | D · To issuer | $15.22 | −3,438 | 10,883 | -24% | $52K |