IOOvsIUSG
iShares Global 100 ETF or iShares Core S&P U.S. Growth ETF, side by side from their own SEC filings. 54% of their stock holdings are the same at the same weight, across 23 stocks in both. IUSG costs 0.04% a year against 0.40% for IOO, $36 a year less on $10,000. Over the last twelve months IOO returned +27.9% and IUSG +25.9%.
The two funds
From each fund's latest N-PORT filing and its prospectus.
Returns are total returns with dividends reinvested, from the funds’ own monthly figures; “(price)” marks a fund whose filing record is younger than a year, whose twelve months are its price change. The stronger figure in each row is set in bold. Past returns say what happened, not what will.
Growth of $100
Both funds from July 2019, the first month both report, dividends reinvested.
What they both hold
23 stocks are in both funds: 66% of IOO and 56% of IUSG. The biggest shared positions:
Only in IOO
Its biggest stocks the other fund does not hold.
Only in IUSG
Its biggest stocks the other fund does not hold.
More comparisons
From each fund’s Form N-PORT (IOO: June 2026, IUSG: June 2026) and prospectus, via the SEC’s public data sets. Overlap counts only the stocks we can match to a listing: stock by stock, the smaller of the two weights, added up.