iShares Top 20 US Stocks ETF (TOPT)'s 30-day implied volatility (IV30) was 17.1% at the close on November 6, 2026, down from 24.5% the day before, against a 52-week range of 11.3% to 27.8%. Its 20-day historical volatility was 17.2%.

Key numbers

30-day implied volatility (IV30): 17.1%
IV30 52-week range: 11.3% to 27.8% (median 17.0%)
Historical volatility: 20-day 17.2%, 1-year 16.1%
Implied move by the nearest expiration: ±1.7%

Data as of November 6, 2026.

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

Name: TOPT Implied Volatility
Creator: Market Chameleon