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.

Mistras Group Inc (MG) had 20-Day Put-Call Ratio (Open Interest) of 1.6160 for 2026-09-04.

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Figures for 2026-09-04

Volatility Metrics
Historical Volatility (Close-to-Close)	0.4236
Historical Volatility (Parkinson)	0.4286
Implied Volatility (Calls)	0.3392
Implied Volatility (Puts)	0.5468
Implied Volatility (Mean)	0.4430
Put-Call Implied Volatility Ratio	1.6120
Implied Volatility Skew	--
Option Statistics
Put-Call Ratio (Volume)	0.0000
Put-Call Ratio (Open Interest)	1.6160