Data as of Sep 13, 2026. Both funds on the fields they both publish, from the same sources.
EWY vs IWC: how they differ
EWY and IWC hold 0% of their weight in the same names, and EWY returned more over the year.
iShares MSCI South Korea ETF and iShares Micro-Cap ETF.
What they hold in common
By the books each fund has filed, EWY and IWC hold 0% of their money in the same securities at the same weight.
| Holding | EWY | IWC |
|---|---|---|
| BLK CSH FND TREASURY SL AGENCY | 0.05% | 0.03% |
| Only in EWY | Only in IWC |
|---|---|
| SK HYNIX 24.02% | CAREDX 0.61% |
| SAMSUNG ELECTRONICS LTD 22.13% | SELLAS LIFE SCIENCES GROUP INC 0.60% |
| SK SQUARE 3.01% | NURIX THERAPEUTICS 0.59% |
| KRW CASH 2.49% | PENGUIN SOLUTIONS INC 0.58% |
| SAMSUNG ELECTRO MECHANICS LTD 2.46% | OUSTER 0.52% |
| KB FINANCIAL GROUP 1.92% | VIRIDIAN THERAPEUTICS ORS 0.48% |
| HYUNDAI MOTOR 1.60% | INTERFACE 0.47% |
| SHINHAN FINANCIAL GROUP 1.57% | 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.
| EWY iShares MSCI South Korea ETF | IWC iShares Micro-Cap ETF | |
|---|---|---|
| Where it sits | Core index fund | Core index fund |
| Issuer | iShares | iShares |
| What it is | MSCI South Korea | Russell Microcap |
| Total return, 1 year | +147.9% | +31.3% |
| S&P 500 over the same days | +17.5% | +17.5% |
| Gap to the S&P 500 | +130.4 pts | +13.8 pts |
| Expense ratio | 0.59% | not published |
| Already in the S&P 500 | 0.0% | 91.9% |
| Holdings | 80 | 1252 |
EWY in plain words
EWY is an index equity fund tracking the MSCI South Korea. Over the year to Sep 11, 2026 it returned +147.9% with distributions reinvested, against +17.5% for the S&P 500 and +23.0% for the Nasdaq-100. The prospectus expense ratio is 0.59% 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 80 positions, with the top ten at 61.9%. It sat 13.9% below its high of Jun 18, 2026 on Sep 11, 2026.
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, EWY or IWC?
- In the year to Sep 13, 2026, with distributions reinvested, EWY returned +147.9% and IWC returned +31.3%, so EWY returned more. One year is one year; the longer windows are in the table.
- How much do EWY and IWC overlap with the S&P 500?
- By their latest filed holdings, 0% of EWY 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, EWY against IWC, data as of Sep 13, 2026. https://etfiq.com/compare/any/ewy-vs-iwc Free to use with attribution; the underlying files are at Open data.
A comparison is not a recommendation. Standards and sources