Vanguard Mid-Cap Index Fund ETF Shares (VO)

Last Closing Price: 307.08 (2026-04-17)

Implied Volatility (Calls) (10-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.

Vanguard Mid-Cap Index Fund ETF Shares (VO) had 10-Day Implied Volatility (Calls) of 0.1476 for 2026-04-17.