| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | BLFS | Common Stock | Sale | $16,894 | -399 | -1.3% | $42.34 | 30,803 | 20 Oct 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. |