Put-Call Ratio (Open Interest) (20-Day)

Put-Call Ratio (Open Interest): The ratio of outstanding put contracts to outstanding call contracts at the close of the trading day, for options with the relevant expiration date.

BOOST RUN INC (BRUN) had 20-Day Put-Call Ratio (Open Interest) of 0.4002 for 2026-09-25.

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Figures for 2026-09-25

Volatility Metrics
Historical Volatility (Close-to-Close)	1.0789
Historical Volatility (Parkinson)	0.7727
Implied Volatility (Calls)	1.1035
Implied Volatility (Puts)	1.1492
Implied Volatility (Mean)	1.1264
Put-Call Implied Volatility Ratio	1.0414
Implied Volatility Skew	-0.1289
Option Statistics
Put-Call Ratio (Volume)	0.0287
Put-Call Ratio (Open Interest)	0.4002