US Global Investors (GROW)'s 30-day implied volatility (IV30) was 51.9% at the close on November 9, 2026, down from 52.1% the day before, against a 52-week range of 26.4% to 79.2%. Its 20-day historical volatility was 66.7%.

Key numbers

30-day implied volatility (IV30): 51.9%
IV30 52-week range: 26.4% to 79.2% (median 48.7%)
Historical volatility: 20-day 66.7%, 1-year 59.4%
Implied move by the nearest expiration: ±3.8%

Data as of November 9, 2026.

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

Name: GROW Implied Volatility
Creator: Market Chameleon