ACWI vs ITOT overlap - what they share and where they differ

ACWI and ITOT share 59.9% of their weight across 500 common positions, read from what each fund reported to the SEC.

Each week Ploutos reads the reported positions of the largest US equity ETFs and measures, pair by pair, the weight they share: for every stock both funds hold, the smaller of the two weights counts. Two funds tracking the same index land near 100%. A sector fund inside a broad index fund lands at roughly that sector's weight.

ACWI and ITOT

59.9%

500 shared positions

ACWI

iShares MSCI ACWI ETF

Reported positions cover 98% of the fund, 1,571 positions · Apr 30, 2026

Top 10: 25.4%·Holdings of ACWI

ITOT

iShares Core S&P Total U.S. Stock Market ETF

Reported positions cover 98% of the fund, 1,198 positions · Jun 30, 2026

Top 10: 33.4%·Holdings of ITOT

Reported positions cover ACWI 98%, ITOT 98% of each fund. An overlap cannot exceed the smaller coverage, so a low figure can mean little overlap or thin reporting.

ITOT vs ACWI side by side

ACWIiShares MSCI ACWI ETF

1,571

stock positions reported to the SEC

38.1% of its weight is in 1,071 names ITOT does not hold

ITOTiShares Core S&P Total U.S. Stock Market ETF

1,198

stock positions reported to the SEC

13.2% of its weight is in 698 names ACWI does not hold

Where each fund's weight sits

ACWI
ITOT
shared with the other fundheld alonenot covered by the filing (cash, futures, bonds)

Largest sectors for both funds

Technology
33.5%
46.5%
Financial Services
9.6%
9.7%
Healthcare
6.7%
9.6%
Consumer Cyclical
7.6%
9.6%
Industrials
3.0%
4.5%

The widest gap is Technology: ITOT has 13.0 points more of it.

The figures side by side

ACWIITOT
Filing dateApr 30, 2026Jun 30, 2026
Stock positions reported1,5711,198
Weight of the ten largest25.4%33.4%
Largest positionNVDA 4.9%NVDA 6.6%
Held alone1,071 positions, 38.1%698 positions, 13.2%
Covered by stock positions98%98%

Holdings they share

StockIn ACWIIn ITOTCounted
NVDANVIDIA CORPORATION4.88%6.63%4.88%
GOOGLALPHABET INC.4.12%5.15%4.12%
AAPLAPPLE INC.4.01%5.81%4.01%
MSFTMICROSOFT CORPORATION2.90%3.79%2.90%
AMZNAMAZON.COM, INC.2.57%3.19%2.57%
AVGOBROADCOM INC.1.89%2.45%1.89%
METAMETA PLATFORMS, INC.1.34%1.69%1.34%
TSLATESLA, INC.1.09%1.62%1.09%
JPMORGAN CHASE & CO.0.85%1.20%0.85%
LLYELI LILLY AND COMPANY0.75%1.30%0.75%

What each holds alone

The heaviest positions one fund reports and the other does not.

Only in ACWI

TSMTaiwan Semiconductor Manufacturing Company Limited1.73%
SAMSUNG ELECTRONICS CO., LTD.0.81%
EXXON MOBIL CORPORATION0.65%
ASMLASML Holding N.V.0.56%
SKHYSK hynix Inc.0.49%
TENCENT HOLDINGS LIMITED0.39%
HSBCHSBC HOLDINGS PLC0.32%
GENERAL ELECTRIC COMPANY0.31%
MUFGMitsubishi Corporation0.31%
ROCHE HOLDING AG0.30%

Only in ITOT

EXXON MOBIL CORP.0.77%
GEGE Aerospace0.53%
SNDKSandisk Corp.0.46%
LINLinde plc0.33%
STXSeagate Technology Holdings plc0.30%
EATON CORP. PLC0.23%
TJX COS., INC. (THE)0.23%
LOWE'S COS., INC.0.17%
MDTMedtronic plc0.14%
SPCXSpace Exploration Technologies Corp.0.14%

Questions people ask

Is ACWI the same as ITOT?

59.9% of their weight sits in the same 500 holdings. ACWI also reports TSM, SAMSUNG ELECTRONICS CO., LTD., EXXON MOBIL CORPORATION, which the other does not. ITOT also reports EXXON MOBIL CORP., GE, SNDK, which the other does not.

How is the overlap between ACWI and ITOT measured?

For every stock both funds report, the smaller of the two weights counts, and the sum is the overlap. The reported positions cover 98% of ACWI and 98% of ITOT, so the number cannot exceed the smaller coverage.

Which holds more, ITOT or ACWI?

ACWI reports 1,571 stock positions and ITOT reports 1,198. 38.1% of ACWI's weight sits in names ITOT does not hold, and 13.2% of ITOT's weight in names ACWI does not hold. The ten largest positions are 25.4% of ACWI and 33.4% of ITOT.

How do ACWI and ITOT differ by sector?

The widest gap is Technology: ITOT has 13.0 points more of it. Sectors come from each holding's SIC code in its SEC record, summed by the weight the fund reports.

Where do the numbers come from?

From each fund's own N-PORT filing to the SEC, which lists every position and its weight. The comparison uses every equity position the fund reports; cash, futures and bonds are not counted, which is why a coverage figure sits next to every result. Holdings change between filings.

Other pairs with these funds

ACWI against other funds in the table

ITOT against other funds in the table

Add a third fund in the tool·All fund pairs

Descriptive data from public SEC filings. Nothing on this page is a recommendation to buy, sell or hold any fund or stock, and holdings change between filings.