Put-Call Ratio (Open Interest) (150-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.

Kodiak Sciences Inc. (KOD) had 150-Day Put-Call Ratio (Open Interest) of 0.0329 for 2026-09-01.

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Figures for 2026-09-01

Volatility Metrics
Historical Volatility (Close-to-Close)	0.6354
Historical Volatility (Parkinson)	0.7216
Implied Volatility (Calls)	1.4069
Implied Volatility (Puts)	1.3528
Implied Volatility (Mean)	1.3798
Put-Call Implied Volatility Ratio	0.9616
Implied Volatility Skew	0.0587
Option Statistics
Put-Call Ratio (Volume)	0.1587
Put-Call Ratio (Open Interest)	0.0329