Seres Therapeutics (MCRB)'s 30-day implied volatility (IV30) was 69.1% at the close on October 15, 2026, down from 70.5% the day before, against a 52-week range of 61.9% to 174.4%. Its 20-day historical volatility was 95.2%.

Key numbers

30-day implied volatility (IV30): 69.1%
IV30 52-week range: 61.9% to 174.4% (median 90.2%)
Historical volatility: 20-day 95.2%, 1-year 90.6%
Implied move by the nearest expiration: ±5.4%

Data as of October 15, 2026.

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

Name: MCRB Implied Volatility
Creator: Market Chameleon