ACWX vs IEFA overlap - what they share and where they differ
ACWX and IEFA share 58.2% of their weight across 649 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.
ACWX and IEFA
58.2%
649 shared positions
ACWX
iShares MSCI ACWI ex U.S. ETF
Reported positions cover 98% of the fund, 1,483 positions · Apr 30, 2026
Top 10: 14.9%·Holdings of ACWX
IEFA
iShares Core MSCI EAFE ETF
Reported positions cover 97% of the fund, 1,568 positions · Apr 30, 2026
Top 10: 12.0%·Holdings of IEFA
Reported positions cover ACWX 98%, IEFA 97% of each fund. An overlap cannot exceed the smaller coverage, so a low figure can mean little overlap or thin reporting.
IEFA vs ACWX side by side
ACWXiShares MSCI ACWI ex U.S. ETF
1,483
stock positions reported to the SEC
39.4% of its weight is in 834 names IEFA does not hold
IEFAiShares Core MSCI EAFE ETF
1,568
stock positions reported to the SEC
12.4% of its weight is in 919 names ACWX does not hold
Where each fund's weight sits
Largest sectors for both funds
The widest gap is Technology: ACWX has 6.7 points more of it.
The figures side by side
| ACWX | IEFA | |
|---|---|---|
| Filing date | Apr 30, 2026 | Apr 30, 2026 |
| Stock positions reported | 1,483 | 1,568 |
| Weight of the ten largest | 14.9% | 12.0% |
| Largest position | TSM 4.7% | ASML 2.2% |
| Held alone | 834 positions, 39.4% | 919 positions, 12.4% |
| Covered by stock positions | 98% | 97% |
Holdings they share
| Stock | In ACWX | In IEFA | Counted |
|---|---|---|---|
| ASMLASML Holding N.V. | 1.54% | 2.21% | 1.54% |
| HSBCHSBC HOLDINGS PLC | 0.86% | 1.24% | 0.86% |
| MUFGMitsubishi Corporation | 0.86% | 1.21% | 0.86% |
| ROCHE HOLDING AG | 0.82% | 1.18% | 0.82% |
| AZNASTRAZENECA PLC | 0.80% | 1.16% | 0.80% |
| NVSNovartis AG | 0.76% | 1.11% | 0.76% |
| NESTLE S.A. | 0.71% | 1.03% | 0.71% |
| SHELSHELL PLC | 0.71% | 1.02% | 0.71% |
| SIEMENS AKTIENGESELLSCHAFT | 0.62% | 0.89% | 0.62% |
| COMMONWEALTH BANK OF AUSTRALIA | 0.57% | 0.83% | 0.57% |
What each holds alone
The heaviest positions one fund reports and the other does not.
Only in ACWX
Only in IEFA
Questions people ask
Is ACWX the same as IEFA?
58.2% of their weight sits in the same 649 holdings. ACWX also reports TSM, SAMSUNG ELECTRONICS CO., LTD., SKHY, which the other does not. IEFA also reports FURUKAWA ELECTRIC CO., LTD., MITSUI KINZOKU COMPANY, LIMITED, PLS GROUP LIMITED, which the other does not.
How is the overlap between ACWX and IEFA 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 ACWX and 97% of IEFA, so the number cannot exceed the smaller coverage.
Which holds more, IEFA or ACWX?
ACWX reports 1,483 stock positions and IEFA reports 1,568. 39.4% of ACWX's weight sits in names IEFA does not hold, and 12.4% of IEFA's weight in names ACWX does not hold. The ten largest positions are 14.9% of ACWX and 12.0% of IEFA.
How do ACWX and IEFA differ by sector?
The widest gap is Technology: ACWX has 6.7 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
ACWX against other funds in the table
IEFA 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.