| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | YMAB | Common Stock | Sale | $1,174,694 | -33,300 | -0.77% | $35.28* | 4,306,394 | 08 Jun 2021 | By WG Biotech ApS | F1, F3 |
| transaction | YMAB | Common Stock | Sale | $4,223,116 | -116,700 | -2.7% | $36.19* | 4,189,694 | 09 Jun 2021 | By WG Biotech ApS | F2, F3 |
| Id | Content |
|---|---|
| F1 | This transaction was executed in multiple trades at prices ranging from $34.50 to $35.85. 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 | This transaction was executed in multiple trades at prices ranging from $35.785 to $36.35. 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. |
| F3 | Reporting Person is the majority owner of WG Biotech ApS and as such has sole voting and dispositive power with respect to such shares. |