CASTLE BIOSCIENCES INC
CSTL
60 insider filings · Latest: Oct 12, 2026
Common Stock Transactions
| Txn Date | Accepted | Insider | Type | Shares | Avg Price | Value | Shares Owned | Filing |
|---|---|---|---|---|---|---|---|---|
| Nov 11, 2025 | Nov 12 2:32 PM | Kristen M. Oelschlager | Proposed Sale | 18,932 | $34.74 | $657.7K | — | View → |
| Nov 11, 2025 | Nov 12 12:03 PM | TOBIN JUVENAL | Proposed Sale | 5,393 | $34.74 | $187.4K | — | View → |
| Nov 11, 2025 | Nov 12 11:58 AM | FRANKLIN STOKES | Proposed Sale | 5,388 | $34.74 | $187.2K | — | View → |
| Nov 4, 2025 | Nov 4 9:53 PM | Derek Maetzold | Proposed Sale | 13,390 | $31.63 | $423.5K | — | View → |
| Oct 2, 2025 | Oct 2 9:17 PM | Derek Maetzold | Proposed Sale | 4,017 | $22.23 | $89.3K | — | View → |
| Aug 27, 2025 | Aug 27 10:15 PM | Kristen M. Oelschlager | Proposed Sale | 18,007 | $21.35 | $384.4K | — | View → |
| Aug 27, 2025 | Aug 27 8:56 PM | Kristen M. Oelschlager | Proposed Sale | 25,355 | $21.35 | $541.3K | — | View → |
| Aug 15, 2025 | Aug 15 9:19 PM | Derek Maetzold | Proposed Sale | 4,017 | $20.09 | $80.7K | — | View → |
| Aug 13, 2025 | Aug 13 9:30 PM | Derek Maetzold | Proposed Sale | 43,019 | $19.41 | $835.0K | — | View → |
| Jun 27, 2025 | Jun 27 10:11 PM | Derek Maetzold | Proposed Sale | 16,932 | $20.35 | $344.6K | — | View → |
| Apr 8, 2025 | Apr 8 8:56 PM | Derek Maetzold | Proposed Sale | 16,932 | $18.60 | $314.9K | — | View → |
| Mar 7, 2025 | Mar 7 9:57 PM | Derek Maetzold | Proposed Sale | 34,821 | $20.21 | $703.7K | — | View → |
| Mar 4, 2025 | Mar 4 10:28 PM | Derek Maetzold | Proposed Sale | 5,687 | $22.23 | $126.4K | — | View → |
| Feb 5, 2025 | Feb 5 9:25 PM | Daniel Bradbury | Proposed Sale | 7,867 | $28.12 | $221.2K | — | View → |
| Jan 6, 2025 | Jan 6 9:29 PM | TOBIN JUVENAL | Proposed Sale | 2,230 | $28.61 | $63.8K | — | View → |
| Dec 13, 2024 | Dec 13 10:00 PM | Derek Maetzold | Proposed Sale | 48,303 | $28.87 | $1.4M | — | View → |
| Dec 3, 2024 | Dec 3 10:14 PM | Daniel Bradbury | Proposed Sale | 15,734 | $30.78 | $484.3K | — | View → |
| Nov 4, 2024 | Nov 4 10:34 PM | Derek Maetzold | Proposed Sale | 15,381 | $33.64 | $517.4K | — | View → |
| Nov 1, 2024 | Nov 1 8:49 PM | TOBIN JUVENAL | Proposed Sale | 12,000 | $34.67 | $416.0K | — | View → |
| Oct 7, 2024 | Oct 7 9:33 PM | Daniel Bradbury | Proposed Sale | 15,734 | $29.52 | $464.5K | — | View → |
Stock Options & Derivatives
| Txn Date | Accepted | Insider | Type | Shares | Exercise Price | Shares Owned | Filing |
|---|---|---|---|---|---|---|---|
| Mar 4, 2026 | Mar 5 10:18 PM | Tobin W JuvenalChief Commercial Officer | Option Exercise | 25,771 | — | 35,878(D) | View → |
| Mar 3, 2026 | Mar 5 10:18 PM | Tobin W JuvenalChief Commercial Officer | Grant/Award | 48,367 | — | 48,367(D) | View → |
| Mar 4, 2026 | Mar 5 10:16 PM | Kristen M OelschlagerChief Operating Officer | Option Exercise | 25,771 | — | 35,878(D) | View → |
| Mar 3, 2026 | Mar 5 10:16 PM | Kristen M OelschlagerChief Operating Officer | Grant/Award | 48,367 | — | 48,367(D) | View → |
| Mar 4, 2026 | Mar 5 10:12 PM | Derek J MaetzoldDirector, Pres. & Chief Exec. Officer | Option Exercise | 59,097 | — | 83,961(D) | View → |
| Mar 3, 2026 | Mar 5 10:12 PM | Derek J MaetzoldDirector, Pres. & Chief Exec. Officer | Grant/Award | 102,597 | — | 102,597(D) | View → |
| Mar 4, 2026 | Mar 5 10:08 PM | Frank StokesChief Financial Officer | Option Exercise | 27,946 | $3.38 | 14,912(D) | View → |
| Mar 3, 2026 | Mar 5 10:08 PM | Frank StokesChief Financial Officer | Grant/Award | 48,367 | — | 48,367(D) | View → |
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