IMCB vs KOMP: Differences, Returns & Fees
IMCB and KOMP hold 12% of their weight in the same names, and IMCB returned +19.2% over the year. Net assets on Oct 20, 2026: $1.7bn for iShares Morningstar Mid-Cap ETF and $2.5bn for State Street SPDR S&P Kensho New Economies Composite ETF.
IMCB costs 0.16 points a year less; their one-year returns differ by 20.0 points; KOMP is 1.4 times larger.
| IMCB | KOMP | |
|---|---|---|
| Expense ratio | 0.04% | 0.20% |
| Net assets | $1.7bn | $2.5bn |
| Total return, 1 year | +19.2% | −0.8% |
| What it tracks | Morningstar US Mid Cap Index | S&P Kensho New Economies Composite Index |
| Holdings in common | 12% | |
| Top ten holdings, share of the fund | 7.9% | 10.9% |
| Below its high | 3.3%, high on Aug 14, 2026 | 16.1%, high on Jun 2, 2026 |
Holdings in common uses holdings dated Oct 19, 2026.
IMCB and KOMP are built for the same job. How do they differ in cost, holdings and results?
- What each follows. IMCB follows Morningstar US Mid Cap Index and KOMP follows S&P Kensho New Economies Composite Index.
- Holdings in common. 12% of the weight is in the same securities (holdings dated Oct 19, 2026).
- One-year total return. Over 1 year to Oct 20, 2026 IMCB returned +19.2% and KOMP −0.8% with distributions reinvested, a gap of 20.0 points.
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, IMCB and KOMP hold 12% of their money in the same securities at the same weight. Holdings dated Oct 19, 2026.
half
12% in common
On the same fields
IMCB and KOMP on the fields both publish, as of Oct 20, 2026. Source: ETFIQ.
About IMCB
IMCB tracks an index. Over the year to Oct 20, 2026 it returned +19.2% with distributions reinvested. The prospectus expense ratio is 0.04% a year. By its holdings published by its issuer for Oct 19, 2026, 86% of the fund by weight is stocks the S&P 500 also holds, across 394 positions, with the top ten at 7.9%. It sat 3.3% below its high of Aug 14, 2026 on Oct 20, 2026.
About KOMP
KOMP tracks an index. Over the year to Oct 20, 2026 it returned −0.8% with distributions reinvested, against +15.9% for its benchmark, the S&P 500 Index. The prospectus expense ratio is 0.20% a year. By its holdings published by its issuer for Oct 19, 2026, 25% of the fund by weight is stocks the S&P 500 also holds, across 503 positions, with the top ten at 10.9%. It sat 16.1% below its high of Jun 2, 2026 on Oct 20, 2026.
Questions people ask
- Which returned more over the last year, IMCB or KOMP?
- In the year to Oct 20, 2026, with distributions reinvested, IMCB returned +19.2% and KOMP −0.8%.
- Which is cheaper, IMCB or KOMP?
- IMCB is cheaper, by 0.16 percentage points a year. That is about $16 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.
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ETFIQ, IMCB against KOMP, data as of Oct 20, 2026. https://etfiq.com/compare/any/imcb-vs-komp
ETFIQ. (Oct 20, 2026). IMCB against KOMP. Retrieved from https://etfiq.com/compare/any/imcb-vs-komp
[IMCB against KOMP (ETFIQ, Oct 20, 2026)](https://etfiq.com/compare/any/imcb-vs-komp)
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