Insiders / Tan Si-Hui
Tan Si-Hui
CIK 2120880personinsider
Companies
1
First seen
Mar 19, 2026
Last activity
Mar 25, 2026
Companies
| Company | Shares held | Latest |
|---|---|---|
| Horizon Quantum Holdings Ltd. · HQ | — | — |
All securities held
1 position · latest reported per filing
| Company | Security | Shares |
|---|---|---|
| Horizon Quantum Holdings Ltd. | Stock Option (Right to Buy)Derivative | 500,000 |
Activity
InsidersInstitutions
This person's insider trades (Form 4), across every company.| Date | Action | Company | Value | Shares Δ | Position after | Impact |
|---|---|---|---|---|---|---|
| Mar 19, 2026 | Grant | HQ Horizon Quantum Holdings Ltd. Stock Option (Right to Buy) | — | +500K | 500,000 50000000.00% of shares | low |