Silence Therapeutics PLC - American Depository Share (SLN)'s 30-day implied volatility (IV30) was 4.9% at the close on October 23, 2026, down from 5.2% the day before, against a 52-week range of 4.8% to 311.9%. Its 20-day historical volatility was 71.0%.

Key numbers

30-day implied volatility (IV30): 4.9%
IV30 52-week range: 4.8% to 311.9% (median 81.5%)
Historical volatility: 20-day 71.0%, 1-year 89.2%
Implied move by the nearest expiration: ±0.3%

Data as of October 23, 2026.

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

Name: SLN Implied Volatility
Creator: Market Chameleon