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The iShares S&P Global 100 Index Fund seeks investment results that correspond generally to the price and yield performance before fees and expenses of global large-cap stocks as represented by the Standard & Poors Global 100 Index. The index is a subset of the S&P Global 1200 Index.
iShares Global 100 ETF trades on the ARCA stock market under the symbol IOO.
As of January 13, 2026, IOO stock price declined to $128.79 with 58,756 million shares trading.
IOO has a beta of 1.04, meaning it tends to be more sensitive to market movements. IOO has a correlation of 0.95 to the broad based SPY ETF.
IOO has a market cap of $8.15 billion. This is considered a Mid Cap stock.
In the last 3 years, IOO traded as high as $129.23 and as low as $64.74.
IOO has outperformed the market in the last year with a price return of +30.1% while the SPY ETF gained +20.6%. IOO has also outperformed the stock market ETF in the last 3 month and 2 week periods returning +9.4% and +1.1%, respectively, while the SPY returned +6.4% and +0.7%, respectively.
IOO support price is $128.00 and resistance is $129.90 (based on 1 day standard deviation move). This means that using the most recent 20 day stock volatility and applying a one standard deviation move around the stock's closing price, stastically there is a 67% probability that IOO shares will trade within this expected range on the day.
