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.

Allegro MicroSystems, Inc. (ALGM) had 120-Day Put-Call Ratio (Volume) of 0.5018 for 2026-09-16.

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Figures for 2026-09-16

Volatility Metrics
Historical Volatility (Close-to-Close)	0.8554
Historical Volatility (Parkinson)	0.6742
Implied Volatility (Calls)	0.6522
Implied Volatility (Puts)	0.6599
Implied Volatility (Mean)	0.6561
Put-Call Implied Volatility Ratio	1.0118
Implied Volatility Skew	0.0242
Option Statistics
Put-Call Ratio (Volume)	0.5018
Put-Call Ratio (Open Interest)	1.1346