Put-Call Ratio (Volume) (20-Day)

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

Landstar System, Inc. (LSTR) had 20-Day Put-Call Ratio (Volume) of 6.0000 for 2026-06-03.

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Figures for 2026-06-03

Volatility Metrics
Historical Volatility (Close-to-Close)	0.2544
Historical Volatility (Parkinson)	0.3650
Implied Volatility (Calls)	0.4113
Implied Volatility (Puts)	0.4329
Implied Volatility (Mean)	0.4221
Put-Call Implied Volatility Ratio	1.0527
Implied Volatility Skew	0.0182
Option Statistics
Put-Call Ratio (Volume)	6.0000
Put-Call Ratio (Open Interest)	0.5088