Put-Call Ratio (Volume) (150-Day)

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

Duolingo, Inc. (DUOL) had 150-Day Put-Call Ratio (Volume) of 0.3380 for 2026-09-01.

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Figures for 2026-09-01

Volatility Metrics
Historical Volatility (Close-to-Close)	0.6131
Historical Volatility (Parkinson)	0.6062
Implied Volatility (Calls)	0.6445
Implied Volatility (Puts)	0.6235
Implied Volatility (Mean)	0.6340
Put-Call Implied Volatility Ratio	0.9674
Implied Volatility Skew	0.0067
Option Statistics
Put-Call Ratio (Volume)	0.3380
Put-Call Ratio (Open Interest)	0.8664