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Data as of Sep 12, 2026. Both funds on the fields they both publish, from the same sources.

ETFIQetfiq.com · independent ETF data

IEMG vs IWM: how they differ

IEMG and IWM hold 0% of their weight in the same names, and IEMG returned more over the year.

iShares Core MSCI Emerging Markets ETF and iShares Russell 2000 ETF.

What they hold in common

By the books each fund has filed, IEMG and IWM hold 0% of their money in the same securities at the same weight.

Largest positions each one holds and the other does not
Only in IEMGOnly in IWM
Taiwan Semiconductor Manufacturing Compa 12.52%Moog, Inc. 0.38%
SK hynix Inc. 5.83%Hut 8 Corp. 0.37%
Tencent Holdings Limited 2.38%Viasat, Inc. 0.35%
Alibaba Group Holding Limited 1.83%BrightSpring Health Services, Inc. 0.35%
MediaTek Inc. 1.42%Cytokinetics, Inc. 0.35%
DELTA ELECTRONICS, INC. 1.03%MaxLinear, Inc. 0.34%
HON HAI PRECISION INDUSTRY CO., LTD. 0.79%Argan, Inc. 0.34%
Samsung Electronics Co., Ltd. 0.74%UMB Financial Corp. 0.33%

Weight overlap is an ETFIQ calculation: for every security both funds hold, the smaller of the two weights, summed. Above 50%, holding both is close to holding one of them twice. Holdings dated Jun 30, 2026 and May 31, 2026.

IEMG and IWM on the fields both publish, as of Sep 12, 2026. Source: ETFIQ.
IEMG
iShares Core MSCI Emerging Markets ETF
IWM
iShares Russell 2000 ETF
Where it sitsCore index fundCore index fund
IssueriSharesiShares
What it isCore MSCI Emerging MarketsRussell 2000
Total return, 1 year+30.6%+21.2%
S&P 500 over the same days+17.5%+17.5%
Gap to the S&P 500+13.1 pts+3.7 pts
Expense ratio0.09%0.19%
Already in the S&P 5000.0%0.0%
Holdings26952014

IEMG in plain words

IEMG is an index equity fund tracking the Core MSCI Emerging Markets. Over the year to Sep 11, 2026 it returned +30.6% with distributions reinvested, against +17.5% for the S&P 500 and +23.0% for the Nasdaq-100. The prospectus expense ratio is 0.09% a year. By its holdings filed for May 31, 2026, 0% of the fund by weight is stocks the S&P 500 also holds, across 2695 positions, with the top ten at 34.1%. It sat 4.0% below its high of Jun 22, 2026 on Sep 11, 2026.

IWM in plain words

IWM is an index equity fund tracking the Russell 2000. Over the year to Sep 11, 2026 it returned +21.2% with distributions reinvested, against +17.5% for the S&P 500 and +23.0% for the Nasdaq-100. The prospectus expense ratio is 0.19% a year. By its holdings filed for Jun 30, 2026, 0% of the fund by weight is stocks the S&P 500 also holds, across 2014 positions, with the top ten at 3.4%. It sat 5.3% below its high of Aug 14, 2026 on Sep 11, 2026.

Questions people ask

Which returned more over the last year, IEMG or IWM?
In the year to Sep 12, 2026, with distributions reinvested, IEMG returned +30.6% and IWM returned +21.2%, so IEMG returned more. One year is one year; the longer windows are in the table.
Which is cheaper, IEMG or IWM?
IEMG charges 0.09% a year and IWM charges 0.19%, so IEMG is cheaper. Fees come from each fund's prospectus.
How much do IEMG and IWM overlap with the S&P 500?
By their latest filed holdings, 0% of IEMG and 0% of IWM by weight is stocks the S&P 500 already holds. Between the two funds, 0% of their books are the same securities at the same weight.

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Where these figures came from

ETFIQ links to the documents behind every figure. It is not affiliated with any issuer, and a link is not an endorsement.

IEMG against IWM, ETFIQ, data as of Sep 12, 2026. Every figure is arithmetic on a named public source; the method is at etfiq.com/methodology. A comparison is not a recommendation.

Cite this page. ETFIQ, IEMG against IWM, data as of Sep 12, 2026. https://etfiq.com/compare/any/IEMG-IWM Free to use with attribution; the underlying files are at Open data.

A comparison is not a recommendation. Standards and sources