List of insiders holdings for Horizon Quantum Holdings Ltd.:
- Shares directly owned by the insider.
- Shares indirectly owned by the insider.
- Total shares owned by the insider (sum of shares directly and indirectly owned).
- Total market value if available.
- Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
- Peter Lynch
What is insider trading>>
| # | Insider Holder Name | Report Date Time | Shares Owned Directly Indirectly | Total Shares Owned | Filing |
| 1 | Fitzsimons Joseph Francis Chief Executive Officer 10% Owner | 2026-03-31 08:22:13 | 19,744,585 0 | 19,744,585 | Form 13D |
| 2 | You Harry L. Director 10% Owner | 2026-03-20 16:40:21 | 4,097,358 0 | 4,097,358 | Form 13D |
| 3 | Tan Si-Hui Chief Science Officer | 2026-03-25 16:21:12 | 500,000 0 | 500,000 | Form 4 |
| 4 | Gould Greg Chief Financial Officer | 2026-03-25 16:10:04 | 285,300 0 | 285,300 | Form 4 |
| 5 | Lambert Danielle Director | 2026-03-25 19:01:28 | 0 84,602 | 84,602 | Form 4 |
| 6 | Oey Peter Henry Director | 2026-03-19 17:25:04 | 0 0 | 0 | Form 3 |
| 7 | Turner Jill Ann Director | 2026-04-02 08:15:09 | 0 0 | 0 | Form 3 |