Derek J Maetzold
Director, Pres. & Chief Exec. Officer · 23 filings · Latest: Oct 5, 2026
CASTLE BIOSCIENCES INC
| Ticker | Owner | Relationship | Date | Transaction | Cost | #Shares | Value ($) | #Shares Total | SEC Filing |
|---|---|---|---|---|---|---|---|---|---|
CSTL | Derek Maetzold | — | Jan 5, 2026 | Proposed Sale | $39.00 | 12,051 | $470.0K | — | |
CSTL | Derek Maetzold | — | Dec 15, 2025 | Proposed Sale | $38.88 | 33,685 | $1.3M | — | |
CSTL | Derek Maetzold | — | Nov 25, 2025 | Proposed Sale | $39.93 | 10,712 | $427.7K | — | |
CSTL | Derek Maetzold | — | Nov 4, 2025 | Proposed Sale | $31.63 | 13,390 | $423.5K | — | |
CSTL | Derek Maetzold | — | Oct 2, 2025 | Proposed Sale | $22.23 | 4,017 | $89.3K | — | |
CSTL | Derek Maetzold | — | Aug 15, 2025 | Proposed Sale | $20.09 | 4,017 | $80.7K | — | |
CSTL | Derek Maetzold | — | Aug 13, 2025 | Proposed Sale | $19.41 | 43,019 | $835.0K | — | |
CSTL | Derek Maetzold | — | Jun 27, 2025 | Proposed Sale | $20.35 | 16,932 | $344.6K | — | |
CSTL | Derek Maetzold | — | Apr 8, 2025 | Proposed Sale | $18.60 | 16,932 | $314.9K | — | |
CSTL | Derek Maetzold | — | Mar 7, 2025 | Proposed Sale | $20.21 | 34,821 | $703.7K | — | |
CSTL | Derek Maetzold | — | Mar 4, 2025 | Proposed Sale | $22.23 | 5,687 | $126.4K | — | |
CSTL | Derek Maetzold | — | Dec 13, 2024 | Proposed Sale | $28.87 | 48,303 | $1.4M | — | |
CSTL | Derek Maetzold | — | Nov 4, 2024 | Proposed Sale | $33.64 | 15,381 | $517.4K | — | |
CSTL | Derek Maetzold | — | Sep 9, 2024 | Proposed Sale | $29.33 | 20,583 | $603.7K | — | |
CSTL | Derek Maetzold | — | Aug 23, 2024 | Proposed Sale | $29.57 | 44,380 | $1.3M | — |
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