Form 4 for CSTL CASTLE BIOSCIENCES INC
Accepted 2025-12-15 00:00:00 ET · period of report 2025-12-11 · accession 0001628280-25-057013 · SEC index · Original document
Summary rows
Aggregated the way they appear in lists: one row per insider, transaction code and security table.
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 2025-12-15 | 2025-12-11 | CSTL | Stokes Frank | CFO | S - Sale | $37.45 | -4,496 | 50.3K | -8% | -$168.4K |
Purchase Sale Sale after option exercise All abbreviations
Every reported transaction
| # | Table | Security | Date | Code | A/D | Shares | Price | Owned after | Own | Exercise / expiry | Underlying | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Common | Common Stock | 2025-12-11 | S | D | 4,496 | $37.45 | 50,326 | D | — | — |