Put-Call Implied Volatility Ratio (90-Day)

Put-Call Implied Volatility Ratio: The ratio of implied volatilities of the at-the-money puts to the at-the-money calls.

Schwab Crypto Thematic Natural Language Processing ETF (STCE) had 90-Day Put-Call Implied Volatility Ratio of 0.8463 for 2026-10-16.

Over 300 data fields encompassing historical volatility, implied volatility, and put-call ratios for multiple time frames
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Figures for 2026-10-16

Volatility Metrics
Historical Volatility (Close-to-Close)	0.6030
Historical Volatility (Parkinson)	0.4235
Implied Volatility (Calls)	0.6212
Implied Volatility (Puts)	0.5257
Implied Volatility (Mean)	0.5734
Put-Call Implied Volatility Ratio	0.8463
Implied Volatility Skew	-0.0231
Option Statistics
Put-Call Ratio (Volume)	--
Put-Call Ratio (Open Interest)	0.1538