Vanguard California Tax-Exempt Bond ETF (VTEC)'s 30-day implied volatility (IV30) was 11.5% at the close on October 19, 2026, down from 11.8% the day before, against a 52-week range of 3.5% to 11.9%. Its 20-day historical volatility was 6.4%.

Key numbers

30-day implied volatility (IV30): 11.5%
IV30 52-week range: 3.5% to 11.9% (median 9.7%)
Historical volatility: 20-day 6.4%, 1-year 3.4%
Implied move by the nearest expiration: ±0.7%

Data as of October 19, 2026.

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

Name: VTEC Implied Volatility
Creator: Market Chameleon