Put-Call Ratio (Volume) (120-Day)

Put-Call Ratio (Volume): The ratio of puts traded to calls traded, for options with the relevant expiration date.

Richardson Electronics, Ltd. (RELL) had 120-Day Put-Call Ratio (Volume) of 0.2224 for 2026-07-20.

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Figures for 2026-07-20

Volatility Metrics
Historical Volatility (Close-to-Close)	0.7081
Historical Volatility (Parkinson)	0.6714
Implied Volatility (Calls)	1.0979
Implied Volatility (Puts)	1.0327
Implied Volatility (Mean)	1.0653
Put-Call Implied Volatility Ratio	0.9406
Implied Volatility Skew	0.0300
Option Statistics
Put-Call Ratio (Volume)	0.2224
Put-Call Ratio (Open Interest)	0.2076