Data as of Sep 13, 2026. Both funds on the fields they both publish, from the same sources.
IWO vs XLK: how they differ
IWO and XLK hold 0% of their weight in the same names, and XLK returned more over the year.
iShares Russell 2000 Growth ETF and State Street(R) Technology Select Sector SPDR(R) ETF.
What they hold in common
By the books each fund has filed, IWO and XLK hold 0% of their money in the same securities at the same weight.
| Only in IWO | Only in XLK |
|---|---|
| MOOG INC CLASS A 0.69% | NVIDIA CORP 14.31% |
| GLAUKOS 0.65% | APPLE INC 12.98% |
| JFROG 0.64% | MICROSOFT CORP 9.90% |
| BRIGHTSPRING HEALTH SERVICES INC 0.62% | BROADCOM INC 4.62% |
| FIRSTCASH HOLDINGS INC 0.62% | ADVANCED MICRO DEVICES 4.23% |
| BRINKER INTERNATIONAL INC 0.61% | MICRON TECHNOLOGY INC 4.11% |
| INTERDIGITAL INC 0.60% | INTEL CORP 3.27% |
| KRYSTAL BIOTECH 0.59% | CISCO SYSTEMS INC 2.80% |
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.
| IWO iShares Russell 2000 Growth ETF | XLK State Street(R) Technology Select Sector SPDR(R) ETF | |
|---|---|---|
| Where it sits | Core index fund | Core index fund |
| Issuer | iShares | State Street |
| What it is | Russell 2000 Growth | Technology |
| Total return, 1 year | +17.0% | +39.2% |
| S&P 500 over the same days | +17.5% | +17.5% |
| Gap to the S&P 500 | −0.5 pts | +21.7 pts |
| Expense ratio | 0.24% | 0.08% |
| Already in the S&P 500 | 0.0% | 100.0% |
| Holdings | 970 | 74 |
IWO in plain words
IWO is an index equity fund tracking the Russell 2000 Growth. Over the year to Sep 11, 2026 it returned +17.0% with distributions reinvested, against +17.5% for the S&P 500 and +23.0% for the Nasdaq-100. The prospectus expense ratio is 0.24% 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 970 positions, with the top ten at 6.2%. It sat 7.1% below its high of Aug 14, 2026 on Sep 11, 2026.
XLK in plain words
XLK is an index equity fund tracking the Technology. Over the year to Sep 11, 2026 it returned +39.2% with distributions reinvested, against +17.5% for the S&P 500 and +23.0% for the Nasdaq-100. The prospectus expense ratio is 0.08% 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 74 positions, with the top ten at 61.2%. It sat 5.2% below its high of Jun 2, 2026 on Sep 11, 2026.
Questions people ask
- Which returned more over the last year, IWO or XLK?
- In the year to Sep 13, 2026, with distributions reinvested, IWO returned +17.0% and XLK returned +39.2%, so XLK returned more. One year is one year; the longer windows are in the table.
- Which is cheaper, IWO or XLK?
- IWO charges 0.24% a year and XLK charges 0.08%, so XLK is cheaper. Fees come from each fund's prospectus.
- How much do IWO and XLK overlap with the S&P 500?
- By their latest filed holdings, 0% of IWO and 100% of XLK 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, IWO against XLK, data as of Sep 13, 2026. https://etfiq.com/compare/any/iwo-vs-xlk Free to use with attribution; the underlying files are at Open data.
A comparison is not a recommendation. Standards and sources