| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| DeWitte Jacob | Co-Founder, CEO, Director, 10%+ Owner | C/O OKLO INC., 3190 CORONADO DR., SANTA CLARA | /s/ Richard Craig Bealmear, Attorney-in-Fact | 17 Feb 2026 | 0002021433 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Underlying Class | Amount | Exercise Price | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | OKLO | Restricted Stock Units | Award | $0 | +71,811 | $0.000000 | 71,811 | 22 Dec 2025 | Class A Common Stock | 71,811 | Direct | F1, F2 | ||
| transaction | OKLO | Restricted Stock Units | Award | $0 | +15,574 | $0.000000 | 15,574 | 22 Dec 2025 | Class A Common Stock | 15,574 | By Caroline Cochran | F1, F3, F4 |
| Id | Content |
|---|---|
| F1 | Each restricted stock unit ("RSU") represents a contingent right to receive one share of the Issuer's Class A Common Stock. |
| F2 | On December 22, 2025, the Reporting Person was granted 71,811 RSUs, vesting in three substantially equal annual installments beginning on December 31, 2025. |
| F3 | On December 22, 2025, the Reporting Person's spouse was granted 15,574 RSUs, vesting in three substantially equal annual installments beginning on December 31, 2025. |
| F4 | Represents securities held by the Reporting Person's spouse. |