Blackline (BL)'s 30-day implied volatility (IV30) was 59.8% at the close on October 16, 2026, down from 65.8% the day before, against a 52-week range of 19.4% to 82.0%. Its 20-day historical volatility was 38.7%.
Key numbers
30-day implied volatility (IV30): 59.8%
IV30 52-week range: 19.4% to 82.0% (median 51.2%)
Historical volatility: 20-day 38.7%, 1-year 52.6%
Implied move by the nearest expiration: ±2.7%
Data as of October 16, 2026.
BL Implied Volatility (IV) vs Historical Volatility (HV)
The BL IV term structure shows the implied volatility difference between different maturity dates.
