Put-Call Implied Volatility Ratio (10-Day)

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

Taiwan Semiconductor Manufacturing Company Ltd. (TSM) had 10-Day Put-Call Implied Volatility Ratio of 0.9889 for 2026-02-19.

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Figures for 2026-02-19

Volatility Metrics
Historical Volatility (Close-to-Close)	0.2726
Historical Volatility (Parkinson)	0.6355
Implied Volatility (Calls)	0.4304
Implied Volatility (Puts)	0.4256
Implied Volatility (Mean)	0.4280
Put-Call Implied Volatility Ratio	0.9889
Implied Volatility Skew	0.0889
Option Statistics
Put-Call Ratio (Volume)	1.4386
Put-Call Ratio (Open Interest)	2.4640