| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Jafri Amir | Director | C/O QUANTUM-SI INCORPORATED, 29 BUSINESS PARK, BRANFORD | /s/ Christian LaPointe, Ph.D., Attorney-in-Fact. | 26 Feb 2026 | 0001994864 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| holding | QSI | Class A Common Stock | 115,942 | 24 Feb 2026 | Direct |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Underlying Class | Amount | Exercise Price | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | QSI | Stock Option (right to buy) | Award | $0 | +114,055 | $0.000000 | 114,055 | 24 Feb 2026 | Class A Common Stock | 114,055 | $0.9302 | Direct | F1 |
| Id | Content |
|---|---|
| F1 | The shares underlying this option shall vest in equal monthly installments beginning on March 31, 2026 and on the last day of each month thereafter, subject to continued service through the applicable vesting dates. |