| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | CERS | Common Stock | Options Exercise | $71,500 | +25,000 | +89% | $2.86 | 53,116 | 09 Nov 2021 | Direct | |
| transaction | CERS | Common Stock | Sale | $188,430 | -25,000 | -47% | $7.54 | 28,116 | 09 Nov 2021 | Direct | F1 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Underlying Class | Amount | Exercise Price | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | CERS | Option (Right to Buy) | Options Exercise | -25,000 | -100% | 0 | 09 Nov 2021 | Common Stock | 25,000 | $2.86 | Direct | F2, F3 |
| Id | Content |
|---|---|
| F1 | The reported price in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $7.50 to $7.595 per share, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, 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 aforementioned range set forth. |
| F2 | The option became exercisable in 12 equal monthly installments after the grant date. |
| F3 | Not applicable. |