Gibraltar Industries (ROCK)'s 30-day implied volatility (IV30) was 47.0% at the close on October 30, 2026, down from 57.8% the day before, against a 52-week range of 24.9% to 64.3%. Its 20-day historical volatility was 52.8%.

Key numbers

30-day implied volatility (IV30): 47.0%
IV30 52-week range: 24.9% to 64.3% (median 37.4%)
Historical volatility: 20-day 52.8%, 1-year 49.1%
Implied move by the nearest expiration: ±3.9%

Data as of October 30, 2026.

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

Name: ROCK Implied Volatility
Creator: Market Chameleon