State Street SPDR Portfolio Long Term Corporate Bond ETF (SPLB)'s 30-day implied volatility (IV30) was 10.9% at the close on October 26, 2026, up from 10.2% the day before, against a 52-week range of 4.3% to 16.8%. Its 20-day historical volatility was 11.5%.

Key numbers

30-day implied volatility (IV30): 10.9%
IV30 52-week range: 4.3% to 16.8% (median 8.4%)
Historical volatility: 20-day 11.5%, 1-year 9.1%
Implied move by the nearest expiration: ±0.6%

Data as of October 26, 2026.

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

Name: SPLB Implied Volatility
Creator: Market Chameleon