| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | YMAB | Common Stock | Sale | -$34.4K | -1.11K | -0.07% | $31.01* | 1.58M | 13 Aug 2021 | By GAD Enterprises LLC | F1, F2 |
| transaction | YMAB | Common Stock | Sale | -$117K | -4K | -0.25% | $29.14* | 1.58M | 16 Aug 2021 | By GAD Enterprises LLC | F2, F3, F4 |
| transaction | YMAB | Common Stock | Sale | -$649K | -22.1K | -1.4% | $29.33* | 1.56M | 16 Aug 2021 | By GAD Enterprises LLC | F2, F5 |
| transaction | YMAB | Common Stock | Sale | -$51.5K | -1.78K | -0.11% | $28.96* | 1.55M | 17 Aug 2021 | By GAD Enterprises LLC | F2, F6 |
| Id | Content |
|---|---|
| F1 | This transaction was executed in multiple trades at prices ranging from $31.00 to $31.06. The price reported reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the Issuer full information regarding the number of shares and prices at which the transaction was effected. |
| F2 | Reporting Person is sole member of GAD Enterprises, LLC and the sole member and manager of GAD Management, LLC, the manager of GAD Enterprises, LLC, and as such Reporting Person has sole voting and dispositive power with respect to such shares. |
| F3 | Represents shares sold pursuant to a Rule 10b5-1 trading plan adopted on March 25, 2021. |
| F4 | This transaction was executed in multiple trades at prices ranging from $28.50 to $29.63. The price reported reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the Issuer full information regarding the number of shares and prices at which the transaction was effected. |
| F5 | This transaction was executed in multiple trades at prices ranging from $29.00 to $29.68. The price reported reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the Issuer full information regarding the number of shares and prices at which the transaction was effected. |
| F6 | This transaction was executed in multiple trades at prices ranging from $28.42 to $29.72. The price reported reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the Issuer full information regarding the number of shares and prices at which the transaction was effected. |
Chairman, President and Head of Business Development & Strategy