Put-Call Ratio (Volume) (30-Day)

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

Roundhill Space & Technology ETF (MARS) 30-Day Put-Call Ratio (Volume) data is not available for 2026-03-13.

Over 300 data fields encompassing historical volatility, implied volatility, and put-call ratios for multiple time frames
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Figures for 2026-03-13

Volatility Metrics
Historical Volatility (Close-to-Close)	--
Historical Volatility (Parkinson)	--
Implied Volatility (Calls)	0.9436
Implied Volatility (Puts)	0.9718
Implied Volatility (Mean)	0.9577
Put-Call Implied Volatility Ratio	1.0299
Implied Volatility Skew	0.3445
Option Statistics
Put-Call Ratio (Volume)	--
Put-Call Ratio (Open Interest)	--