Castle Biosciences, Inc. · NASDAQ:CSTL
Maetzold Derek J sold 9,002 Castle Biosciences, Inc. shares (Form 4)
Traded May 7, 2026 · Filed May 11, 2026
On May 7, 2026, Maetzold Derek J (Director, Pres. & Chief Exec. Officer) sold 9,002 Castle Biosciences, Inc. shares at an average US$22.15 for US$199K under a trading plan, leaving 2,224 shares. Filed May 11, 2026 (Form 4).
- Sold
- 9,002 shares
- Price
- US$22.15 average (US$22.08 to US$22.59)
- Value
- US$199K
- Holding after
- 2,224 shares (held indirectly)
- Trading plan
- Yes (Made under a plan set in advance)
- Role
- Director, Pres. & Chief Exec. Officer
The filing in full
| Date | Security | Transaction | Shares | Price | Holding after | Ownership |
|---|---|---|---|---|---|---|
| May 7, 2026 | Common Stock | Option exercise | 6,214 | US$2.39 | 27,693 | Direct |
| May 7, 2026 | Common Stock | Sale | 5,308 | US$22.08 | 22,385 | Direct |
| May 7, 2026 | Common Stock | Sale | 1,159 | US$22.08 | 46,336 | Indirect |
| May 7, 2026 | Common Stock | Sale | 985 | US$22.08 | 39,382 | Indirect |
| May 7, 2026 | Common Stock | Sale | 237 | US$22.08 | 2,265 | Indirect |
| May 7, 2026 | Common Stock | Sale | 906 | US$22.59 | 21,479 | Direct |
| May 7, 2026 | Common Stock | Sale | 198 | US$22.59 | 46,138 | Indirect |
| May 7, 2026 | Common Stock | Sale | 168 | US$22.59 | 39,214 | Indirect |
| May 7, 2026 | Common Stock | Sale | 41 | US$22.59 | 2,224 | Indirect |
Source
Related
- Castle Biosciences, Inc.
- Maetzold Derek J
- Castle Biosciences, Inc. shareholders
- Form 4 · Maetzold Derek J · Oct 7, 2026
- Form 4 · Maetzold Derek J · Sep 23, 2026
- Form 4 · Maetzold Derek J · Sep 15, 2026
- Form 4 · Maetzold Derek J · Sep 1, 2026
- Form 4 · Maetzold Derek J · Aug 18, 2026
- Form 4 · Juvenal Tobin W · Oct 14, 2026
- Form 4 · Oelschlager Kristen M · Oct 5, 2026
- Form 4 · Juvenal Tobin W · Oct 1, 2026
- Form 4 · Juvenal Tobin W · Sep 16, 2026
- Form 4 · Oelschlager Kristen M · Sep 3, 2026