| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | BLFS | Common Stock | Options Exercise | $26,200 | +10,000 | +13% | $2.62* | 87,664 | 07 Dec 2021 | Direct | |
| transaction | BLFS | Common Stock | Sale | $365,200 | -10,000 | -11% | $36.52 | 77,664 | 07 Dec 2021 | Direct | F1, F2 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Underlying Class | Amount | Exercise Price | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | BLFS | Stock Option (Right to Buy) | Options Exercise | $0 | -10,000 | -100% | $0.000000* | 0 | 07 Dec 2021 | Common Stock | 10,000 | $2.62 | Direct | F3 |
| Id | Content |
|---|---|
| F1 | The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on November 12, 2020. |
| F2 | The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $35.74 to $37.63, inclusive. The reporting person undertakes to provide to the registrant, any security holder of the registrant, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range. |
| F3 | On August 7, 2014, the reporting person was granted an option to purchase 10,000 shares of common stock which vested 25% on the first anniversary of the grant date, and in 36 equal monthly installments thereafter. |