Insider · CIK 0001836440
Christopher Mason
Files at: KRYS. 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 |
|---|---|---|---|---|---|---|---|---|
| Sep 14, 2026 AForm 4 → | Sep 16, 8:01 pm EDT | Krystal Biotech, Inc.KRYS | 1,658 | — | — | 471 | — |