Derek J. Maetzold, President & Chief Executive Officer at CASTLE BIOSCIENCES INC (CSTL), sold 9,002 shares at $24.13 ($218K) on 2026-07-27, disclosed to the SEC on 2026-07-29.
Scheduled sale ($218k) 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 | $24.13 | 5,982 | $144K | 66.4% |
| 2 | $24.13 | 268 | $6K | 3.0% |
| 3 | $24.13 | 1,110 | $27K | 12.3% |
| 4 | $24.13 | 1,307 | $32K | 14.5% |
| 5 | $25.06 | 10 | $251 | 0.1% |
| 6 | $25.06 | 43 |
| $1K |
| 0.5% |
| 7 | $25.06 | 50 | $1K | 0.6% |
| 8 | $25.06 | 232 | $6K | 2.7% |
| Total | $24.16 avg | 9,002 | $218K | 100% |
| Filing → |
| CSTL | SELL | 2026-09-01 | $588K | — | Filing → |
| CSTL | SELL | 2026-08-18 | $192K | — | Filing → |
| CSTL | SELL | 2026-08-06 | $1.2M | — | Filing → |