Put-Call Ratio (Volume) (20-Day)

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

Tecogen Inc. (TGEN) had 20-Day Put-Call Ratio (Volume) of 0.1335 for 2026-06-05.

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Figures for 2026-06-05

Volatility Metrics
Historical Volatility (Close-to-Close)	1.3260
Historical Volatility (Parkinson)	1.1916
Implied Volatility (Calls)	1.7904
Implied Volatility (Puts)	--
Implied Volatility (Mean)	--
Put-Call Implied Volatility Ratio	--
Implied Volatility Skew	--
Option Statistics
Put-Call Ratio (Volume)	0.1335
Put-Call Ratio (Open Interest)	0.1313