ProShares S&P 500 High Income ETF (ISPY)'s 30-day implied volatility (IV30) was 17.1% at the close on November 10, 2026, up from 14.6% the day before, against a 52-week range of 9.2% to 18.0%. Its 20-day historical volatility was 14.6%.

Key numbers

30-day implied volatility (IV30): 17.1%
IV30 52-week range: 9.2% to 18.0% (median 15.2%)
Historical volatility: 20-day 14.6%, 1-year 14.1%
Implied move by the nearest expiration: ±0.9%

Data as of November 10, 2026.

ISPY Implied Volatility (IV) vs Historical Volatility (HV)

Name: ISPY Implied Volatility
Creator: Market Chameleon