EWA vs IDEV overlap - what they share and where they differ
EWA and IDEV share 5.0% of their weight across 40 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.
EWA and IDEV
5.0%
40 shared positions
EWA
iShares MSCI Australia ETF
Reported positions cover 91% of the fund, 40 positions · May 31, 2026
Top 10: 64.1%·Holdings of EWA
IDEV
iShares Core MSCI International Developed Markets ETF
Reported positions cover 97% of the fund, 1,653 positions · Apr 30, 2026
Top 10: 10.6%·Holdings of IDEV
Reported positions cover EWA 91%, IDEV 97% of each fund. An overlap cannot exceed the smaller coverage, so a low figure can mean little overlap or thin reporting.
IDEV vs EWA side by side
EWAiShares MSCI Australia ETF
40
stock positions reported to the SEC
0.0% of its weight is in 0 names IDEV does not hold
IDEViShares Core MSCI International Developed Markets ETF
1,653
stock positions reported to the SEC
92.0% of its weight is in 1,613 names EWA does not hold
Where each fund's weight sits
Largest sectors for both funds
The widest gap is Basic Materials: EWA has 15.4 points more of it.
The figures side by side
| EWA | IDEV | |
|---|---|---|
| Filing date | May 31, 2026 | Apr 30, 2026 |
| Stock positions reported | 40 | 1,653 |
| Weight of the ten largest | 64.1% | 10.6% |
| Largest position | BHP 15.7% | ASML 1.9% |
| Held alone | 0 positions, 0.0% | 1,613 positions, 92.0% |
| Covered by stock positions | 91% | 97% |
Holdings they share
| Stock | In EWA | In IDEV | Counted |
|---|---|---|---|
| COMMONWEALTH BANK OF AUSTRALIA | 13.76% | 0.73% | 0.73% |
| BHPBHP GROUP LIMITED | 15.69% | 0.69% | 0.69% |
| RIORIO TINTO LIMITED | 3.45% | 0.55% | 0.55% |
| WESTPAC BANKING CORPORATION | 6.14% | 0.33% | 0.33% |
| NATIONAL AUSTRALIA BANK LIMITED | 5.71% | 0.31% | 0.31% |
| ANZ GROUP HOLDINGS LIMITED | 5.30% | 0.28% | 0.28% |
| MACQUARIE GROUP LIMITED | 4.31% | 0.21% | 0.21% |
| WESFARMERS LIMITED | 4.51% | 0.21% | 0.21% |
| WDSWOODSIDE ENERGY GROUP LTD | 2.89% | 0.16% | 0.16% |
| KOYNCSL LIMITED | 2.34% | 0.15% | 0.15% |
What each holds alone
The heaviest positions one fund reports and the other does not.
Only in EWA
Nothing among its reported positions that the others do not also hold.
Only in IDEV
Questions people ask
Is EWA the same as IDEV?
5.0% of their weight sits in the same 40 holdings. Among its reported positions, EWA holds nothing the other does not also hold. IDEV also reports ASML, HSBC, MUFG, which the other does not.
How is the overlap between EWA and IDEV measured?
For every stock both funds report, the smaller of the two weights counts, and the sum is the overlap. The reported positions cover 91% of EWA and 97% of IDEV, so the number cannot exceed the smaller coverage.
Which holds more, IDEV or EWA?
EWA reports 40 stock positions and IDEV reports 1,653. 0.0% of EWA's weight sits in names IDEV does not hold, and 92.0% of IDEV's weight in names EWA does not hold. The ten largest positions are 64.1% of EWA and 10.6% of IDEV.
How do EWA and IDEV differ by sector?
The widest gap is Basic Materials: EWA has 15.4 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
IDEV 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.