Put-Call Ratio (Open Interest) (30-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.

MPLX LP (MPLX) had 30-Day Put-Call Ratio (Open Interest) of 0.2168 for 2026-08-20.

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Figures for 2026-08-20

Volatility Metrics
Historical Volatility (Close-to-Close)	0.2205
Historical Volatility (Parkinson)	0.1901
Implied Volatility (Calls)	0.1923
Implied Volatility (Puts)	0.1563
Implied Volatility (Mean)	0.1743
Put-Call Implied Volatility Ratio	0.8128
Implied Volatility Skew	--
Option Statistics
Put-Call Ratio (Volume)	0.6429
Put-Call Ratio (Open Interest)	0.2168