Transalta (TAC)'s 30-day implied volatility (IV30) was 43.0% at the close on November 3, 2026, down from 44.5% the day before, against a 52-week range of 32.6% to 75.5%. Its 20-day historical volatility was 40.0%.
Key numbers
30-day implied volatility (IV30): 43.0%
IV30 52-week range: 32.6% to 75.5% (median 46.9%)
Historical volatility: 20-day 40.0%, 1-year 39.5%
Implied move by the nearest expiration: ±3.0%
Data as of November 3, 2026.
TAC Implied Volatility (IV) vs Historical Volatility (HV)
The TAC IV term structure shows the implied volatility difference between different maturity dates.
