Derek J. Maetzold, President & Chief Executive Officer at CASTLE BIOSCIENCES INC (CSTL), sold 6,676 shares at $25.55 ($171K) on 2026-03-26, disclosed to the SEC on 2026-03-30.
Scheduled sale ($171k) 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 | $25.55 | 278 | $7K | 4.2% |
| 2 | $25.55 | 550 | $14K | 8.2% |
| 3 | $25.55 | 1,153 | $29K | 17.3% |
| 4 | $25.55 | 1,357 | $35K | 20.3% |
| 5 | $25.55 | 1,357 | $35K | 20.3% |
| 6 | $25.55 | 278 |
| $7K |
| 4.2% |
| 7 | $25.55 | 1,153 | $29K | 17.3% |
| 8 | $25.55 | 550 | $14K | 8.2% |
| Total | $25.55 avg | 6,676 | $171K | 100% |
| Filing → |
| CSTL | SELL | 2026-09-01 | $588K | — | Filing → |
| CSTL | SELL | 2026-08-18 | $192K | — | Filing → |
| CSTL | SELL | 2026-08-06 | $1.2M | — | Filing → |