CASTLE BIOSCIENCES INC
CSTL
36 insider filings · Latest: Jun 16, 2026
Common Stock Transactions
| Txn Date | Accepted | Insider | Type | Shares | Avg Price | Value | Shares Owned | Filing |
|---|---|---|---|---|---|---|---|---|
| Aug 23, 2024 | Aug 23 9:17 PM | Derek Maetzold | Proposed Sale | 44,380 | $29.57 | $1.3M | — | View → |
| Nov 15, 2024 | — | Stokes Frank | Proposed Sale | 6,923 | $31.48 | $217.9K | — | View → |
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Stock Options & Derivatives
| Txn Date | Accepted | Insider | Type | Shares | Exercise Price | Shares Owned | Filing |
|---|---|---|---|---|---|---|---|
| Apr 21, 2026 | Apr 23 8:16 PM | Derek J MaetzoldDirector, Pres. & Chief Exec. Officer | Option Exercise | 550 | $2.39 | 6,968(D) | View → |
| Apr 6, 2026 | Apr 8 8:34 PM | Derek J MaetzoldDirector, Pres. & Chief Exec. Officer | Option Exercise | 6,214 | $2.39 | 7,518(D) | View → |
| Mar 26, 2026 | Mar 30 10:29 PM | Derek J MaetzoldDirector, Pres. & Chief Exec. Officer | Option Exercise | 550 | $2.39 | 13,732(D) | View → |
| Mar 26, 2026 | Mar 30 10:27 PM | Rodney CottonDirector | Option Exercise | 5,329 | — | 5,330(D) | View → |
| Mar 11, 2026 | Mar 13 8:10 PM | Derek J MaetzoldDirector, Pres. & Chief Exec. Officer | Option Exercise | 6,226 | $2.39 | 14,282(D) | View → |
| Mar 5, 2026 | Mar 9 8:12 PM | Bradley G ColeDirector | Option Exercise | 4,748 | $3.38 | 20,000(D) | View → |
| 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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