| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | YMAB | Common Stock | Sale | -$406K | -11.2K | -0.27% | $36.15* | 4.18M | Jun 10, 2021 | By WG Biotech ApS | F1, F2 |
| Id | Content |
|---|---|
| F1 | This transaction was executed in multiple trades at prices ranging from $36.00 to $36.33. 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 the majority owner of WG Biotech ApS and as such has sole voting and dispositive power with respect to such shares. |