Put-Call Ratio (Volume) (90-Day)

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

Tecogen Inc. (TGEN) had 90-Day Put-Call Ratio (Volume) of 0.0000 for 2026-09-04.

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Figures for 2026-09-04

Volatility Metrics
Historical Volatility (Close-to-Close)	0.7513
Historical Volatility (Parkinson)	0.8514
Implied Volatility (Calls)	1.3883
Implied Volatility (Puts)	1.4625
Implied Volatility (Mean)	1.4254
Put-Call Implied Volatility Ratio	1.0535
Implied Volatility Skew	0.0015
Option Statistics
Put-Call Ratio (Volume)	0.0000
Put-Call Ratio (Open Interest)	0.4967