Thomson Reuters - Common Shares (TRI)'s 30-day implied volatility (IV30) was 44.1% at the close on October 21, 2026, down from 46.2% the day before, against a 52-week range of 23.5% to 60.9%. Its 20-day historical volatility was 33.8%.

Key numbers

30-day implied volatility (IV30): 44.1%
IV30 52-week range: 23.5% to 60.9% (median 45.0%)
Historical volatility: 20-day 33.8%, 1-year 45.0%
Implied move by the nearest expiration: ±2.9%

Data as of October 21, 2026.

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

Name: TRI Implied Volatility
Creator: Market Chameleon