Implied Volatility (Calls) (30-Day)
Implied Volatility (Calls): The forecasted future volatility of the security over the selected time frame, derived from the pricing of the at-the-money call options with the relevant expiration date.
Apellis Pharmaceuticals, Inc. (APLS) had 30-Day Implied Volatility (Calls) of 0.6594 for 2025-05-30.
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