Derek J. Maetzold, President & Chief Executive Officer at CASTLE BIOSCIENCES INC (CSTL), sold 4,017 shares at $38.61 ($159K) on 2026-02-04, disclosed to the SEC on 2026-02-05.
Scheduled sale ($159k) 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 | $39.91 | 3,200 | $128K | 80.5% |
| 2 | $37.82 | 646 | $24K | 15.4% |
| 3 | $38.61 | 171 | $7K | 4.2% |
| Total | $39.52 avg | 4,017 | $159K | 100% |
| Filing → |
| CSTL | SELL | 2026-09-01 | $588K | — | Filing → |
| CSTL | SELL | 2026-08-18 | $192K | — | Filing → |
| CSTL | SELL | 2026-08-06 | $1.2M | — | Filing → |