Put-Call Ratio (Open Interest) (90-Day)

Put-Call Ratio (Open Interest): The ratio of outstanding put contracts to outstanding call contracts at the close of the trading day, for options with the relevant expiration date.

Great Lakes Dredge & Dock Corporation (GLDD) had 90-Day Put-Call Ratio (Open Interest) of 0.0396 for 2026-01-16.

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Figures for 2026-01-16

Volatility Metrics
Historical Volatility (Close-to-Close)	0.4283
Historical Volatility (Parkinson)	0.3611
Implied Volatility (Calls)	0.6379
Implied Volatility (Puts)	0.6512
Implied Volatility (Mean)	0.6446
Put-Call Implied Volatility Ratio	1.0207
Implied Volatility Skew	0.0132
Option Statistics
Put-Call Ratio (Volume)	0.0312
Put-Call Ratio (Open Interest)	0.0396