IEMG vs SPEM overlap - what they share and where they differ
IEMG and SPEM share 61.1% of their weight across 1,226 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.
IEMG and SPEM
61.1%
1,226 shared positions
IEMG
iShares Core MSCI Emerging Markets ETF
Reported positions cover 97% of the fund, 2,599 positions · Aug 31, 2026
Top 10: 33.3%·Holdings of IEMG
SPEM
State Street(R) SPDR(R) Portfolio Emerging Markets ETF
Reported positions cover 100% of the fund, 2,718 positions · Jun 30, 2026
Top 10: 26.7%·Holdings of SPEM
Reported positions cover IEMG 97%, SPEM 100% of each fund. An overlap cannot exceed the smaller coverage, so a low figure can mean little overlap or thin reporting.
SPEM vs IEMG side by side
IEMGiShares Core MSCI Emerging Markets ETF
2,599
stock positions reported to the SEC
31.8% of its weight is in 1,373 names SPEM does not hold
SPEMState Street(R) SPDR(R) Portfolio Emerging Markets ETF
2,718
stock positions reported to the SEC
18.1% of its weight is in 1,492 names IEMG does not hold
Where each fund's weight sits
Largest sectors for both funds
No sector differs by more than a point between the two.
The figures side by side
| IEMG | SPEM | |
|---|---|---|
| Filing date | Aug 31, 2026 | Jun 30, 2026 |
| Stock positions reported | 2,599 | 2,718 |
| Weight of the ten largest | 33.3% | 26.7% |
| Largest position | TSM 13.2% | TSM 14.7% |
| Held alone | 1,373 positions, 31.8% | 1,492 positions, 18.1% |
| Covered by stock positions | 97% | 100% |
Holdings they share
| Stock | In IEMG | In SPEM | Counted |
|---|---|---|---|
| TSMTaiwan Semiconductor Manufacturing Company Limited | 13.17% | 14.65% | 13.17% |
| TENCENT HOLDINGS LIMITED | 2.52% | 2.74% | 2.52% |
| BABAAlibaba Group Holding Limited | 1.70% | 1.79% | 1.70% |
| MEDIATEK INC. | 1.27% | 1.82% | 1.27% |
| DELTA ELECTRONICS, INC. | 0.80% | 1.13% | 0.80% |
| CHINA CONSTRUCTION BANK CORPORATION | 0.74% | 0.81% | 0.74% |
| HON HAI PRECISION INDUSTRY CO., LTD. | 0.68% | 0.93% | 0.68% |
| HDBHDFC BANK LIMITED | 0.60% | 0.84% | 0.60% |
| RSRELIANCE POWER LIMITED | 0.58% | 0.81% | 0.58% |
| IBNICICI BANK LIMITED | 0.56% | 0.71% | 0.56% |
What each holds alone
The heaviest positions one fund reports and the other does not.
Only in IEMG
Only in SPEM
Questions people ask
Is IEMG the same as SPEM?
61.1% of their weight sits in the same 1,226 holdings. IEMG also reports SAMSUNG ELECTRONICS CO., LTD., SKHY, SK SQUARE CO., LTD., which the other does not. SPEM also reports PDD, AL RAJHI BANK, DELTA ELECTRONICS THAILAND PCL, which the other does not.
How is the overlap between IEMG and SPEM measured?
For every stock both funds report, the smaller of the two weights counts, and the sum is the overlap. The reported positions cover 97% of IEMG and 100% of SPEM, so the number cannot exceed the smaller coverage.
Which holds more, SPEM or IEMG?
IEMG reports 2,599 stock positions and SPEM reports 2,718. 31.8% of IEMG's weight sits in names SPEM does not hold, and 18.1% of SPEM's weight in names IEMG does not hold. The ten largest positions are 33.3% of IEMG and 26.7% of SPEM.
How do IEMG and SPEM differ by sector?
No sector differs by more than a point between the two. 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.
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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.