Data as of Oct 28, 2026.
FNDX vs MDY: Differences, Returns & Fees
Over the year to Oct 28, 2026, FNDX returned +23.9% to MDY's +12.8%; 6% of their weight is in the same names.
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Net assets: $27.6bn on Aug 31, 2026 for Schwab Fundamental U.S. Large Company ETF, and $25.9bn on Oct 27, 2026 for SPDR S&P MidCap 400 ETF Trust.
Pair scorecard
MDY costs 0.02 points a year less; their one-year returns differ by 11.1 points.
| Measure | FNDX | MDY |
|---|---|---|
| Return | ||
| Total return, 1 year | +23.9% | +12.8% |
| Drawdown | ||
| Below its high | 6.5%, high on Aug 14, 2026 | |
| Benchmark | ||
| What it tracks | Fundamental U.S. Large Company | S&P MidCap 400 Index |
| Cost and size | ||
| Expense ratio | 0.25% | 0.23% |
| Net assets, FNDX as of Aug 31, 2026 and MDY as of Oct 27, 2026 | $27.6bn | $25.9bn |
| Holdings | ||
| Holdings in common | 6% | |
| Top ten holdings, share of the fund | 21.0% | 7.5% |
Holdings in common uses holdings dated Aug 31, 2026 and Oct 27, 2026. Method
What they share
By the books each fund has filed, FNDX and MDY hold 6% of their money in the same securities at the same weight. Holdings dated Aug 31, 2026 and Oct 27, 2026.
half
6% in common
Only in one fund ↓
Side by side
FNDX and MDY on the fields both publish, as of Oct 28, 2026. Source: ETFIQ.
Over the year to Oct 28, 2026 it returned +23.9% with distributions reinvested, against +13.1% for its benchmark, the Russell 1000 Index.
FNDX tracks an index of Fundamental U.S. Large Company. The prospectus expense ratio is 0.25% a year. By its holdings filed for Aug 31, 2026, 88% of the fund by weight is stocks the S&P 500 also holds, across 731 positions, with the top ten at 21.0%.
MDY
MDY tracks the S&P MidCap 400. Over the year to Oct 28, 2026 it returned +12.8% with distributions reinvested, against +13.2% for its benchmark, the S&P MidCap 400 Index. The prospectus expense ratio is 0.23% a year. By its holdings published by its issuer for Oct 27, 2026, 0% of the fund by weight is stocks the S&P 500 also holds, across 401 positions, with the top ten at 7.5%. It sat 6.5% below its high of Aug 14, 2026 on Oct 28, 2026.
Questions people ask
- Which returned more over the last year, FNDX or MDY?
- In the year to Oct 28, 2026, with distributions reinvested, FNDX returned +23.9% and MDY +12.8%.
- Which is cheaper, FNDX or MDY?
- MDY is cheaper, by 0.02 percentage points a year. That is about $2 on $10,000 held for a year. Fees come from each fund's prospectus.
Links are sources, not endorsements. 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, FNDX against MDY, data as of Oct 28, 2026. https://etfiq.com/compare/any/fndx-vs-mdy
ETFIQ. (Oct 28, 2026). FNDX against MDY. Retrieved from https://etfiq.com/compare/any/fndx-vs-mdy
[FNDX against MDY (ETFIQ, Oct 28, 2026)](https://etfiq.com/compare/any/fndx-vs-mdy)
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