Derek J. Maetzold, President & Chief Executive Officer at CASTLE BIOSCIENCES INC (CSTL), sold 9,002 shares at $20.86 ($188K) on 2026-06-01, disclosed to the SEC on 2026-06-03.
Scheduled sale ($188k) by President & Chief Executive Officer under a pre-arranged 10b5-1 plan. Pre-set trade — not a discretionary signal on the stock.
Negative factors outweigh the positive ones.
| # | Price | Shares | Value | % of Total |
|---|---|---|---|---|
| 1 | $20.86 | 278 | $6K | 3.1% |
| 2 | $20.86 | 1,153 | $24K | 12.8% |
| 3 | $20.86 | 1,357 | $28K | 15.1% |
| 4 | $20.86 | 6,214 | $130K | 69.0% |
| Total | $20.86 avg | 9,002 | $188K | 100% |
| Filing → |
| CSTL | SELL | 2026-09-01 | $588K | — | Filing → |
| CSTL | SELL | 2026-08-18 | $192K | — | Filing → |
| CSTL | SELL | 2026-08-06 | $1.2M | — | Filing → |