IWVvsVOO

iShares Russell 3000 ETF or Vanguard 500 ETF, side by side from their own SEC filings. 87% of their stock holdings are the same at the same weight, across 493 stocks in both. VOO costs 0.03% a year against 0.20% for IWV, $17 a year less on $10,000. Over the last twelve months IWV returned +22.6% and VOO +22.3%.

87%of the two portfolios is the same stocks at the same weight
IWV87% in stocks the other holds too
VOO99% in stocks the other holds too
stocks in bothstocks only in that fundbonds, cash and unmatched shares

The two funds

From each fund's latest N-PORT filing and its prospectus.

IWVVOOYearly cost0.20%0.03%Net assets$19.5B$1.7TPositions2,596520Last 12 months+22.6%+22.3%3 years, a year+20.1%+20.6%5 years, a year+12.1%+13.4%Largest holdingNVDA 6.4%NVDA 7.5%Main sectorTechnology 35%Technology 38%Holdings as ofJun 30, 2026Jun 30, 2026

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.

IWV$271VOO$283
July 2019June 2026

More comparisons

From each fund’s Form N-PORT (IWV: June 2026, VOO: 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.