IWF vs WINN: Differences, Returns & Fees
IWF and WINN hold 61% of their weight in the same names, and WINN returned +8.2% over the year. Net assets on Oct 20, 2026: $125.0bn for iShares Russell 1000 Growth ETF and $1.2bn for Harbor Long-Term Growers ETF.
IWF costs 0.39 points a year less; their one-year returns differ by 4.2 points; IWF is far larger, $125.0bn against $1.2bn.
| IWF | WINN | |
|---|---|---|
| Expense ratio | 0.18% | 0.57% |
| Net assets | $125.0bn | $1.2bn |
| Total return, 1 year | +4.0% | +8.2% |
| What it tracks | Russell 1000 Growth Index | No index, actively managed |
| Holdings in common | 61% | |
| Top ten holdings, share of the fund | 57.8% | 57.6% |
| Below its high | 5.2%, high on Oct 6, 2026 | 3.7%, high on Oct 6, 2026 |
Holdings in common uses holdings dated Jul 31, 2026 and Oct 19, 2026.
IWF and WINN are built for the same job. How do they differ in cost, holdings and results?
- What each follows. IWF follows Russell 1000 Growth Index and WINN follows No index, actively managed.
- One-year total return. Over 1 year to Oct 20, 2026 IWF returned +4.0% and WINN +8.2% with distributions reinvested, a gap of 4.2 points.
- Number of holdings. IWF holds 373 positions and WINN holds 74.
Data as of Oct 20, 2026. The differences are picked by a fixed rule, in a fixed order; the PDF prints it. Page 2 has the returns, overlap, risks and sources.
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What they hold in common
By the books each fund has filed, IWF and WINN hold 61% of their money in the same securities at the same weight. Holdings dated Jul 31, 2026 and Oct 19, 2026.
half
61% in common
On the same fields
IWF and WINN on the fields both publish, as of Oct 20, 2026. Source: ETFIQ.
About IWF
IWF tracks the Russell 1000 growth. Over the year to Oct 20, 2026 it returned +4.0% with distributions reinvested, against +4.1% for its benchmark, the Russell 1000 Growth Index. The prospectus expense ratio is 0.18% a year. By its holdings published by its issuer for Oct 19, 2026, 94% of the fund by weight is stocks the S&P 500 also holds, across 373 positions, with the top ten at 57.8%. It sat 5.2% below its high of Oct 6, 2026 on Oct 20, 2026.
About WINN
WINN is actively managed and tracks no index. Over the year to Oct 20, 2026 it returned +8.2% with distributions reinvested. The prospectus expense ratio is 0.57% a year. By its holdings filed for Jul 31, 2026, 92% of the fund by weight is stocks the S&P 500 also holds, across 74 positions, with the top ten at 57.6%. It sat 3.7% below its high of Oct 6, 2026 on Oct 20, 2026.
Questions people ask
- Which returned more over the last year, IWF or WINN?
- In the year to Oct 20, 2026, with distributions reinvested, IWF returned +4.0% and WINN +8.2%.
- Which is cheaper, IWF or WINN?
- IWF is cheaper, by 0.39 percentage points a year. That is about $39 on $10,000 held for a year. Fees come from each fund's prospectus.
ETFIQ links to the documents behind every figure; a link is not an endorsement. A comparison is not a recommendation.
How this is computed
Overlap adds up the smaller of the two weights for each security both funds hold.
Cite this pageCitation, APA and Markdown
ETFIQ, IWF against WINN, data as of Oct 20, 2026. https://etfiq.com/compare/any/iwf-vs-winn
ETFIQ. (Oct 20, 2026). IWF against WINN. Retrieved from https://etfiq.com/compare/any/iwf-vs-winn
[IWF against WINN (ETFIQ, Oct 20, 2026)](https://etfiq.com/compare/any/iwf-vs-winn)
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