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.

Silicon Motion Technology Corporation (SIMO) had 30-Day Put-Call Ratio (Open Interest) of 0.5272 for 2025-05-30.

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Figures for 2025-05-30

Volatility Metrics
Historical Volatility (Close-to-Close)	0.3986
Historical Volatility (Parkinson)	0.3771
Implied Volatility (Calls)	0.4327
Implied Volatility (Puts)	0.4334
Implied Volatility (Mean)	0.4331
Put-Call Implied Volatility Ratio	1.0016
Implied Volatility Skew	0.0090
Option Statistics
Put-Call Ratio (Volume)	0.3333
Put-Call Ratio (Open Interest)	0.5272