ITOTvsSPTM

iShares Core S&P Total U.S. Stock Market ETF or State Street SPDR Portfolio S&P 1500 Composite Stock Market ETF, side by side from their own SEC filings. 94% of their stock holdings are the same at the same weight, across 1,423 stocks in both. Over the last twelve months ITOT returned +23.1% and SPTM +22.7%.

94%of the two portfolios is the same stocks at the same weight
ITOT95% in stocks the other holds too
SPTM99% 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.

ITOTSPTMYearly cost0.03%0.03%Net assets$94.1B$13.6BPositions2,5031,517Last 12 months+23.1%+22.7%3 years, a year+20.4%+20.2%5 years, a year+12.2%+13.0%Largest holdingNVDA 6.6%NVDA 6.9%Main sectorTechnology 36%Technology 36%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.

ITOT$273SPTM$277
July 2019June 2026

More comparisons

From each fund’s Form N-PORT (ITOT: June 2026, SPTM: 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.