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.

Allegro MicroSystems, Inc. (ALGM) had 90-Day Put-Call Ratio (Volume) of 0.4372 for 2026-07-21.

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Figures for 2026-07-21

Volatility Metrics
Historical Volatility (Close-to-Close)	0.9579
Historical Volatility (Parkinson)	0.7285
Implied Volatility (Calls)	1.0093
Implied Volatility (Puts)	1.0292
Implied Volatility (Mean)	1.0193
Put-Call Implied Volatility Ratio	1.0197
Implied Volatility Skew	0.0233
Option Statistics
Put-Call Ratio (Volume)	0.4372
Put-Call Ratio (Open Interest)	2.1371