Insider · CIK 0001719576
Charles S. Fuchs
Files at: ERAS, CTMX. On EDGAR ↗
Reported trades — common stock
No reported common-stock activity in this period.
Reported trades — derivatives (options, RSUs, warrants)
| Trade | Reported (ET) | Company | Shares | Avg price | Total | Owned after | Δ stake | Flags |
|---|---|---|---|---|---|---|---|---|
| Aug 10, 2026 AForm 4 → | Aug 12, 4:22 pm EDT | Erasca, Inc.ERAS | 1,300,000 | — | — | 1,300,000 | — | |
| Jul 24, 2026 AForm 4 → | Jul 30, 5:07 pm EDT | CytomX Therapeutics, Inc.CTMX | 118,000 | — | — | 118,000 | — | late |
| Jun 13, 2018 AForm 4 → | Jun 15, 5:52 pm EDT | CytomX Therapeutics, Inc.CTMX | 14,000 | — | — | 14,000 | — | |
| Oct 23, 2017 AForm 4 → | Oct 24, 3:26 pm EDT | CytomX Therapeutics, Inc.CTMX | 28,000 | — | — | 28,000 | — |