| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | ATHX | Common Stock | Tax liability | -$10,185 | -23,149 | -25% | $0.44 | 70,144 | 04 Oct 2023 | Direct | F1, F2 |
| Id | Content |
|---|---|
| F1 | Shares withheld from the quarterly vesting of annual restricted stock unit awards related to the tax withholding obligation. |
| F2 | Securities beneficially owned are comprised of (1) 67,938 shares of common stock owned and (2) unvested restricted stock units aggregating 2,206 related to annual awards, which vest quarterly over a four-year period from date of grant. |