| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | CTMX | Common Stock | Gift | $0 | -4,500 | -37% | $0.000000 | 7,809 | 30 Sep 2019 | Direct | F1, F2 |
| holding | CTMX | Common Stock | 193,118 | 30 Sep 2019 | See footnote | F3 |
| Id | Content |
|---|---|
| F1 | Includes 1,006 shares acquired pursuant to the Issuer's Employee Stock Purchase Plan on May 31, 2021 in a transaction that was exempt under both Rule 16b-3(d) and Rule 16b-3(c). |
| F2 | Amount of securities directly held has been adjusted to reflect the transfer of (i) 2,473 shares pursuant to a domestic relations order on July 9, 2018, (ii) 193,118 shares to Sean A. McCarthy 2018 Trust. |
| F3 | Shares held by Sean A. McCarthy 2018 Trust, of which Reporting Person is trustee. |