MarketPeel
Insider Trading Intelligence
Pres. & Chief Exec. Officer
Thu, Oct 2, 2025
Oct 2
sold $30.23k of CSTL
1,339 shares @ $22.58
Decreased holdings by -2.00%
546th largest trade (out of 1428)
Positive 90D History
Trade made by an officer
10b5-1 scheduled trade
70% win rate · +13.4% median edge vs SPY (1265 trades, 90-day)
Small Cap stock — insider trades carry more weight
CSTLCASTLE BIOSCIENCES INC
HealthcareDiagnostics & Research
1D0.00%
1W+0.34%
1M+14.81%
3M-3.42%
6M
1Y

Recent insider activity at CSTL

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