| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Hawkins Jeffrey Alan | President & CEO, Director | C/O QUANTUM-SI INCORPORATED, 29 BUSINESS PARK DRIVE, BRANFORD | /s/ Christian LaPointe, Ph.D., Attorney-in-Fact. | 16 Mar 2026 | 0001505034 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | QSI | Class A Common Stock | Award | +1,305,606 | +51% | $0.000000* | 3,883,624 | 12 Mar 2026 | Direct | F1 |
| 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 | +1,561,695 | $0.000000* | 1,561,695 | 12 Mar 2026 | Class A Common Stock | 1,561,695 | $0.9760 | Direct | F2 |
| Id | Content |
|---|---|
| F1 | The grant consists of restricted stock units ("RSUs"). Each RSU represents the right to receive one share of common stock upon vesting. The RSUs shall vest in four equal annual installments beginning on April 20, 2027 until fully vested, subject to continued service through the applicable vesting date. |
| F2 | The shares underlying this option shall vest in equal quarterly installments beginning on June 20, 2026 until fully vested, subject to continued service through the applicable vesting dates. |