| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | ALLK | Common Stock | Award | $0 | +33,362 | +16% | $0.000000 | 243,384 | 01 Dec 2021 | Direct | F1, F2 |
| transaction | ALLK | Common Stock | Tax liability | $1,028,242 | -13,067 | -5.4% | $78.69* | 230,317 | 02 Dec 2021 | Direct | F3 |
| holding | ALLK | Common Stock | 3,953 | 01 Dec 2021 | See footnote | F4, F5 |
| Id | Content |
|---|---|
| F1 | Mr. Tomasi was awarded 33,362 restricted stock units ("RSUs") pursuant to the Company's 2018 Equity Incentive Plan on December 1, 2021, of which, 25% will vest on December 1, 2022, and the remainder of the RSUs will vest in 12 equal installments on each three month anniversary thereafter, subject to Mr. Tomasi continuing as a Service Provider through each such date. |
| F2 | Each RSU represents a contingent right to receive one share of Common Stock of the Issuer. |
| F3 | Shares withheld to satisfy the tax obligations by the Reporting Person in connection with the vesting of RSUs. |
| F4 | Includes 3,953 shares received as a pro-rata in-kind distribution of Common Stock of the Issuer by Alta Partners Management VIII, LLC (APM VIII), without consideration, to the reporting person as a non-managing member of APM VIII. |
| F5 | The shares are held by Mr. Tomasi and Carrie Tomasi, as Trustees of the Tomasi Living Trust dated July 14, 2017. |