Data as of Sep 13, 2026. Both funds on the fields they both publish, from the same sources.
IWC vs XLU: how they differ
IWC and XLU hold 0% of their weight in the same names, and IWC returned more over the year.
iShares Micro-Cap ETF and State Street(R) Utilities Select Sector SPDR(R) ETF.
What they hold in common
By the books each fund has filed, IWC and XLU hold 0% of their money in the same securities at the same weight.
| Only in IWC | Only in XLU |
|---|---|
| CAREDX 0.61% | NEXTERA ENERGY INC 13.01% |
| SELLAS LIFE SCIENCES GROUP INC 0.60% | SOUTHERN CO/THE 7.49% |
| NURIX THERAPEUTICS 0.59% | DUKE ENERGY CORP 7.04% |
| PENGUIN SOLUTIONS INC 0.58% | CONSTELLATION ENERGY 6.92% |
| OUSTER 0.52% | AMERICAN ELECTRIC POWER 5.08% |
| VIRIDIAN THERAPEUTICS ORS 0.48% | DOMINION ENERGY INC 4.33% |
| INTERFACE 0.47% | SEMPRA 4.16% |
| MBX BIOSCIENCES 0.45% | ENTERGY CORP 3.66% |
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.
| IWC iShares Micro-Cap ETF | XLU State Street(R) Utilities Select Sector SPDR(R) ETF | |
|---|---|---|
| Where it sits | Core index fund | Core index fund |
| Issuer | iShares | State Street |
| What it is | Russell Microcap | Utilities |
| Total return, 1 year | +31.3% | +2.4% |
| S&P 500 over the same days | +17.5% | +17.5% |
| Gap to the S&P 500 | +13.8 pts | −15.1 pts |
| Expense ratio | not published | 0.08% |
| Already in the S&P 500 | 91.9% | 100.0% |
| Holdings | 1252 | 32 |
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.
XLU in plain words
XLU is an index equity fund tracking the Utilities. Over the year to Sep 11, 2026 it returned +2.4% with distributions reinvested, against +17.5% for the S&P 500 and +23.0% for the Nasdaq-100. The prospectus expense ratio is 0.08% a year. By its holdings filed for Sep 10, 2026, 100% of the fund by weight is stocks the S&P 500 also holds, across 32 positions, with the top ten at 58.8%. It sat 10.0% below its high of Feb 27, 2026 on Sep 11, 2026.
Questions people ask
- Which returned more over the last year, IWC or XLU?
- In the year to Sep 13, 2026, with distributions reinvested, IWC returned +31.3% and XLU returned +2.4%, so IWC returned more. One year is one year; the longer windows are in the table.
- How much do IWC and XLU overlap with the S&P 500?
- By their latest filed holdings, 92% of IWC and 100% of XLU 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, IWC against XLU, data as of Sep 13, 2026. https://etfiq.com/compare/any/iwc-vs-xlu Free to use with attribution; the underlying files are at Open data.
A comparison is not a recommendation. Standards and sources