| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | BLFS | Common Stock | Sale | $12,701 | -375 | -0.18% | $33.87 | 210,304 | 28 May 2021 | Direct | F1 |
| Id | Content |
|---|---|
| F1 | The sale reported herein was made by the issuer to satisfy tax withholding obligations in connection with the vesting of shares of restricted stock. |