3 insiders reported 3 Form 4 transactions for Horizon Quantum Holdings Ltd. (HQ) over the past 18 months (most recent 2026-03-25). Recent activity: Lambert Danielle (Director) Buy 84,602 shares, Fitzsimons Joseph Francis (Chief Executive Officer) Buy 19.7M shares, You Harry L. (Director) Buy 1.2M shares. Source: SEC Form 4.
| Date | Insider | Title | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-03-25 | Lambert Danielle | Director | Buy | 84,602 | $999,996 |
| 2026-03-24 | Fitzsimons Joseph Francis | Chief Executive Officer | Buy | 19.7M | $0 |
| 2026-03-20 | You Harry L. | Director | Buy | 1.2M | $0 |
Source: SEC Form 4 filings · as of 2026-03-25
