Put-Call Ratio (Open Interest) (20-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.

CarParts.com, Inc. (PRTS) had 20-Day Put-Call Ratio (Open Interest) of 0.6188 for 2026-09-03.

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Figures for 2026-09-03

Volatility Metrics
Historical Volatility (Close-to-Close)	0.6139
Historical Volatility (Parkinson)	0.7337
Implied Volatility (Calls)	1.0888
Implied Volatility (Puts)	1.0163
Implied Volatility (Mean)	1.0525
Put-Call Implied Volatility Ratio	0.9333
Implied Volatility Skew	-0.0935
Option Statistics
Put-Call Ratio (Volume)	--
Put-Call Ratio (Open Interest)	0.6188