Bernhard E. Spiess, Chief Business Officer at CASTLE BIOSCIENCES INC (CSTL), sold 30,802 shares at $76.14 ($2.3M) on 2021-09-02, disclosed to the SEC on 2021-09-07.
Open-market sale of $2.3M CSTL by Chief Business Officer. Not flagged as scheduled, tax-driven, or recurring — but no specific bearish signal from our filters. Reasons for insider sales vary widely.
Nothing distinguishes this filing.
| # | Price | Shares | Value | % of Total |
|---|---|---|---|---|
| 1 | $75.24 | 8,038 | $605K | 25.9% |
| 2 | $75.24 | 8,038 | $605K | 25.9% |
| 3 | $76.14 | 5,889 | $448K | 19.2% |
| 4 | $76.14 | 5,889 | $448K | 19.2% |
| 5 | $77.29 | 1,474 | $114K | 4.9% |
| 6 | $77.29 | 1,474 |
| $114K |
| 4.9% |
| Total | $75.78 avg | 30,802 | $2.3M | 100% |
| Filing → |
| CSTL | SELL | 2020-09-10 | $747K | — | Filing → |
| CSTL | SELL | 2020-09-09 | $1.9M | — | Filing → |
| CSTL | SELL | 2020-08-21 | $900K | — | Filing → |