// company-profile
CASTLE BIOSCIENCES INC
CSTLExchange: NasdaqSector: Services-Medical LaboratoriesInc.: DEFilings: 181Insiders: 12
// activity-summary
Recent insider activity is bearish. Over the last 30 days, insiders net sold $306K across 21 transactions, with 4 offsetting purchases.
Insider Transactions
Sourced from SEC EDGAR Form 4 filings. Updated hourly.
| Date | Insider | Company | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| May 7, 2026 | MAETZOLD DEREK J | CSTL | Sale | 41 | $22.59 | $1K |
| May 7, 2026 | MAETZOLD DEREK J | CSTL | Sale | 237 | $22.08 | $5K |
| May 7, 2026 | MAETZOLD DEREK J | CSTL | Sale | 41 | $22.59 | $1K |
| May 7, 2026 | MAETZOLD DEREK J | CSTL | Sale | 985 | $22.08 | $22K |
| May 7, 2026 | MAETZOLD DEREK J | CSTL | Option Exercise | 6,214 | $0.00 | $0K |
45 more transactions hidden
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