Implied Volatility (Mean) (180-Day)
Implied Volatility (Mean): The forecasted future volatility of the security over the selected time frame, derived from the average of the put and call implied volatilities for options with the relevant expiration date.
S&P Global Inc. (SPGI) had 180-Day Implied Volatility (Mean) of 0.2287 for 2025-09-19.
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