Data as of Sep 13, 2026. Both funds on the fields they both publish, from the same sources.
EFA vs IWC: how they differ
EFA and IWC hold 0% of their weight in the same names, and IWC returned more over the year.
iShares MSCI EAFE ETF and iShares Micro-Cap ETF.
What they hold in common
By the books each fund has filed, EFA and IWC hold 0% of their money in the same securities at the same weight.
| Holding | EFA | IWC |
|---|---|---|
| COMMERZBANK AG | 0.13% | 0.07% |
| ERSTE GROUP BANK AG | 0.20% | 0.07% |
| TELSTRA GROUP | 0.06% | 0.06% |
| 3I GROUP PLC | 0.16% | 0.04% |
| BLK CSH FND TREASURY SL AGENCY | 0.03% | 0.03% |
| CAPITALAND ASCENDAS REIT | 0.03% | 0.03% |
| INDRA SISTEMAS SA | 0.03% | 0.11% |
| LAND SECURITIES GROUP REIT PLC | 0.03% | 0.09% |
| JULIUS BAER GRUPPE AG | 0.09% | 0.01% |
| Only in EFA | Only in IWC |
|---|---|
| ASML HOLDING 3.01% | CAREDX 0.61% |
| HSBC HOLDINGS PLC 1.61% | SELLAS LIFE SCIENCES GROUP INC 0.60% |
| ROCHE PS PAR AG 1.36% | NURIX THERAPEUTICS 0.59% |
| SHELL PLC 1.25% | PENGUIN SOLUTIONS INC 0.58% |
| MITSUBISHI UFJ FINANCIAL GROUP 1.15% | OUSTER 0.52% |
| NOVARTIS AG 1.15% | VIRIDIAN THERAPEUTICS ORS 0.48% |
| NESTLE SA 1.12% | INTERFACE 0.47% |
| ASTRAZENECA PLC 1.09% | MBX BIOSCIENCES 0.45% |
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 Sep 10, 2026.
| EFA iShares MSCI EAFE ETF | IWC iShares Micro-Cap ETF | |
|---|---|---|
| Where it sits | Core index fund | Core index fund |
| Issuer | iShares | iShares |
| What it is | Developed markets ex US | Russell Microcap |
| Total return, 1 year | +18.2% | +31.3% |
| S&P 500 over the same days | +17.5% | +17.5% |
| Gap to the S&P 500 | +0.7 pts | +13.8 pts |
| Expense ratio | 0.32% | not published |
| Already in the S&P 500 | 0.0% | 91.9% |
| Holdings | 670 | 1252 |
EFA in plain words
EFA is an index equity fund tracking the Developed markets ex US. Over the year to Sep 11, 2026 it returned +18.2% with distributions reinvested, against +17.5% for the S&P 500 and +23.0% for the Nasdaq-100. The prospectus expense ratio is 0.32% a year. By its holdings filed for Sep 10, 2026, 0% of the fund by weight is stocks the S&P 500 also holds, across 670 positions, with the top ten at 13.8%.
IWC in plain words
IWC is an index equity fund tracking the Russell Microcap. Over the year to Sep 11, 2026 it returned +31.3% with distributions reinvested, against +17.5% for the S&P 500 and +23.0% for the Nasdaq-100. By its holdings filed for Sep 10, 2026, 92% of the fund by weight is stocks the S&P 500 also holds, across 1252 positions, with the top ten at 5.1%. It sat 5.0% below its high of Aug 14, 2026 on Sep 11, 2026.
Questions people ask
- Which returned more over the last year, EFA or IWC?
- In the year to Sep 13, 2026, with distributions reinvested, EFA returned +18.2% and IWC returned +31.3%, so IWC returned more. One year is one year; the longer windows are in the table.
- How much do EFA and IWC overlap with the S&P 500?
- By their latest filed holdings, 0% of EFA and 92% of IWC 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.
Cite this page. ETFIQ, EFA against IWC, data as of Sep 13, 2026. https://etfiq.com/compare/any/efa-vs-iwc Free to use with attribution; the underlying files are at Open data.
A comparison is not a recommendation. Standards and sources