| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Underlying Class | Amount | Exercise Price | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | YMAB | Employee Stock Option (right to buy) | Award | $0 | +142,600 | $0 | 142,600 | 17 Jan 2025 | Common Stock | 142,600 | $6.16 | Direct | F1, F2 |
| Id | Content |
|---|---|
| F1 | Represents stock options granted to the Reporting Person pursuant to the Issuer's 2018 Equity Incentive Plan. |
| F2 | The stock options shall vest and become exercisable as to 25% of the shares subject to the option on January 17, 2026, and thereafter vest and become exercisable as to 1/48th of the shares in equal monthly installments, until such time as the option is 100% vested, subject to the Reporting Person's continued service to the Issuer on each vesting date. |