Frank Stokes, Chief Financial Officer at CASTLE BIOSCIENCES INC (CSTL), sold 26,000 shares at $54.79 ($1.4M) on 2020-10-13, disclosed to the SEC on 2020-10-15.
Open-market sale of $1.4M CSTL by Chief Financial Officer. Not flagged as scheduled, tax-driven, or recurring — but no specific bearish signal from our filters. Reasons for insider sales vary widely.
Something here stands out, but not much.
| # | Price | Shares | Value | % of Total |
|---|---|---|---|---|
| 1 | $54.79 | 13,000 | $712K | 50.3% |
| 2 | $53.06 | 3,400 | $180K | 12.7% |
| 3 | $54.58 | 8,300 | $453K | 32.0% |
| 4 | $55.13 | 1,300 | $72K | 5.1% |
| Total | $54.51 avg | 26,000 | $1.4M | 100% |
| Filing → |
| CSTL | SELL | 2026-03-05 | $192K | — | Filing → |
| CSTL | SELL | 2025-12-15 | $337K | — | Filing → |
| CSTL | SELL | 2025-11-13 | $378K | — | Filing → |