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.

Astera Labs, Inc. (ALAB) had 120-Day Put-Call Ratio (Volume) of 0.5487 for 2026-04-21.

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Figures for 2026-04-21

Volatility Metrics
Historical Volatility (Close-to-Close)	0.9624
Historical Volatility (Parkinson)	0.7336
Implied Volatility (Calls)	0.9832
Implied Volatility (Puts)	0.8941
Implied Volatility (Mean)	0.9386
Put-Call Implied Volatility Ratio	0.9093
Implied Volatility Skew	0.0214
Option Statistics
Put-Call Ratio (Volume)	0.5487
Put-Call Ratio (Open Interest)	1.4361