A business in context
HQ research notebook
Read the disclosures. Follow the relationships. Keep the dates in view.
Filing timeline
Download filings CSVReported insider transactions
Download transactions CSVP · PurchaseS · SaleA · Grant / awardM · Exercise / conversionF · Tax / exercise paymentG · Gift
| Transaction / filed | Reporting owner | Type | Security | Shares | Reported price |
|---|---|---|---|---|---|
| 2026-09-12 | Fitzsimons Catherine Michele | M · Exercise / conversion | Class A Ordinary Shares | 2148.0 | 0.0 |
| 2026-09-12 | Fitzsimons Catherine Michele | D · Disposition to issuer | Class A Ordinary Shares | 1122.0 | 15.22 |
| 2026-09-12 | Fitzsimons Catherine Michele | M · Exercise / conversion | Restricted Stock Unit | 2148.0 | 0.0 |
| 2026-09-12 | Gould Greg | M · Exercise / conversion | Class A Ordinary Shares | 3437.0 | 0.0 |
| 2026-09-12 | Gould Greg | D · Disposition to issuer | Class A Ordinary Shares | 1272.0 | 15.22 |
| 2026-09-12 | Gould Greg | M · Exercise / conversion | Restricted Stock Unit | 3437.0 | 0.0 |
| 2026-09-12 | Tan Si-Hui | M · Exercise / conversion | Class A Ordinary Shares | 5728.0 | 0.0 |
| 2026-09-12 | Tan Si-Hui | D · Disposition to issuer | Class A Ordinary Shares | 2991.0 | 15.22 |
| 2026-09-12 | Tan Si-Hui | M · Exercise / conversion | Restricted Stock Unit | 5728.0 | 0.0 |
| 2026-09-12 | Fitzsimons Joseph Francis | M · Exercise / conversion | Class A Ordinary Shares | 14321.0 | 0.0 |
| 2026-09-12 | Fitzsimons Joseph Francis | D · Disposition to issuer | Class A Ordinary Shares | 3438.0 | 15.22 |
| 2026-09-12 | Fitzsimons Joseph Francis | M · Exercise / conversion | Restricted Stock Unit | 14321.0 | 0.0 |
| 2026-08-20 | Tan Si-Hui | A · Grant / award | Class A Ordinary Shares | 3600.0 | 0.0 |
| 2026-08-17 | Chew Qian Yi Amanda | A · Grant / award | Restricted Stock Unit | 17857.0 | 0.0 |
| 2026-06-12 | Fitzsimons Catherine Michele | A · Grant / award | Restricted Stock Unit | 34372.0 | 0.0 |
| 2026-06-12 | Gould Greg | A · Grant / award | Restricted Stock Unit | 54995.0 | 0.0 |
| 2026-06-12 | Tan Si-Hui | A · Grant / award | Restricted Stock Unit | 91659.0 | 0.0 |
| 2026-06-12 | Fitzsimons Joseph Francis | A · Grant / award | Restricted Stock Unit | 229148.0 | 0.0 |
| 2026-03-19 | Tan Si-Hui | A · Grant / award | Stock Option (Right to Buy) | 55000.0 | n/a |
Identity & relationships
SEC issuer · 0002088256Horizon Quantum Holdings Ltd.
Search names and former names
- Horizon Quantum Holdings Pte. Ltd. · former SEC name · 2026-01-12 to 2026-03-09
- Rose Holdco Pte. Ltd. · former SEC name · 2025-10-14 to 2025-12-09
Revenue in constant purchasing power
No USD annual revenue periods with complete CPI coverage are available. Non-USD statements are not converted with U.S. CPI.
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