iShares 10+ Year Investment Grade Corporate Bond ETF (IGLB)'s 30-day implied volatility (IV30) was 8.8% at the close on November 4, 2026, down from 10.6% the day before, against a 52-week range of 5.1% to 16.0%. Its 20-day historical volatility was 10.2%.

Key numbers

30-day implied volatility (IV30): 8.8%
IV30 52-week range: 5.1% to 16.0% (median 7.9%)
Historical volatility: 20-day 10.2%, 1-year 8.7%
Implied move by the nearest expiration: ±0.7%

Data as of November 4, 2026.

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

Name: IGLB Implied Volatility
Creator: Market Chameleon