Repligen (RGEN)'s 30-day implied volatility (IV30) was 54.5% at the close on November 6, 2026, down from 56.0% the day before, against a 52-week range of 37.6% to 69.7%. Its 20-day historical volatility was 59.9%.
Key numbers
30-day implied volatility (IV30): 54.5%
IV30 52-week range: 37.6% to 69.7% (median 49.9%)
Historical volatility: 20-day 59.9%, 1-year 50.4%
Implied move by the nearest expiration: ±3.7%
Data as of November 6, 2026.
RGEN Implied Volatility (IV) vs Historical Volatility (HV)
The RGEN IV term structure shows the implied volatility difference between different maturity dates.
