Data as of Oct 28, 2026.
MDY vs VXF: Differences, Returns & Fees
Over the year to Oct 28, 2026, MDY returned +12.8% to VXF's +10.6%; 40% of their weight is in the same names.
askIQ about this page
askIQ about MDY and VXF
Net assets: $25.9bn on Oct 27, 2026 for SPDR S&P MidCap 400 ETF Trust, and $30.2bn on Sep 30, 2026 for Vanguard Extended Market ETF.
Pair scorecard
VXF costs 0.18 points a year less; their one-year returns differ by 2.2 points; VXF is 1.2 times larger.
| Measure | MDY | VXF |
|---|---|---|
| Return | ||
| Total return, 1 year | +12.8% | +10.6% |
| Drawdown | ||
| Below its high | 6.5%, high on Aug 14, 2026 | 6.6%, high on Aug 14, 2026 |
| Benchmark | ||
| What it tracks | S&P MidCap 400 Index | S&P Completion Index |
| Cost and size | ||
| Expense ratio | 0.23% | 0.05% |
| Net assets, as of Sep 30, 2026 | $25.2bn | $30.2bn |
| Holdings | ||
| Holdings in common | 40% | |
| Top ten holdings, share of the fund | 7.5% | 11.3% |
Holdings in common uses holdings dated Sep 30, 2026 and Oct 27, 2026. Method
Risk and return
Jan 11, 2002 to Oct 23, 2026 · 1,293 weekly returnsVXF returned slightly more: +922.7% to +854.7%. MDY swung slightly less: 20.4% to 21.1%. MDY fell slightly less at its worst: −54.9% to −57.4%.
Full scorecard
9 measures, with how each is measured Open ↓
| Measure | MDY | VXF | Edge | How it is measured |
|---|---|---|---|---|
| Return | ||||
| Total return | +854.7% | +922.7% | VXF (slight) | Price change plus distributions, reinvested. |
| Annualized | +9.5% | +9.8% | VXF (slight) | Total return as a yearly rate. |
| Price return | +609.5% | +648.0% | VXF (slight) | Price change alone, distributions left out. |
| Risk | ||||
| Volatility | 20.4% | 21.1% | MDY (slight) | Spread of weekly returns, annualized. Lower is steadier. |
| Downside deviation | 14.3% | 14.8% | MDY (slight) | Like volatility, counting only weeks below the Treasury bill rate. |
| Max drawdown | −54.9% | −57.4% | MDY (slight) | Deepest fall from a high to the low after it. |
| Risk-adjusted | ||||
| Sharpe | 0.46 | 0.47 | Tie | Return above Treasury bills per unit of volatility. |
| Sortino | 0.66 | 0.66 | Tie | Return above Treasury bills per unit of downside deviation. |
| Calmar | 0.17 | 0.17 | Tie | Annualized return divided by the max drawdown. |
Computed by ETFIQ from Tiingo daily prices and ETFIQ's distribution records, 1,293 weekly returns. Cash rate: the 13-week Treasury bill.
What they share
By the books each fund has filed, MDY and VXF hold 40% of their money in the same securities at the same weight. Holdings dated Sep 30, 2026 and Oct 27, 2026.
half
40% in common
Only in one fund ↓
Side by side
MDY and VXF on the fields both publish, as of Oct 28, 2026. Source: ETFIQ.
MDY and VXF are built for the same job. How do they differ in cost, holdings and results?
- What each follows. MDY follows S&P MidCap 400 Index and VXF follows S&P Completion Index.
- Holdings in common. 40% of the weight is in the same securities (holdings dated Oct 27, 2026 and Sep 30, 2026).
- One-year total return. Over 1 year to Oct 28, 2026 MDY returned +12.8% and VXF +10.6% with distributions reinvested, a gap of 2.2 points.
Data as of Oct 28, 2026.
The two-page PDF for this pair is coming. Save the comparison to follow its changes. Free. It needs an email sign-in, once.
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.
VXF
VXF tracks an index of Extended Market. Over the year to Oct 28, 2026 it returned +10.6% with distributions reinvested. The prospectus expense ratio is 0.05% a year. By its holdings published by its issuer as of Sep 30, 2026, 0% of the fund by weight is stocks the S&P 500 also holds, across 3,361 positions, with the top ten at 11.3%. It sat 6.6% below its high of Aug 14, 2026 on Oct 28, 2026.
Questions people ask
- Which returned more over the last year, MDY or VXF?
- In the year to Oct 28, 2026, with distributions reinvested, MDY returned +12.8% and VXF +10.6%.
- Which is cheaper, MDY or VXF?
- VXF is cheaper, by 0.18 percentage points a year. That is about $18 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.
Cite this pageCitation, APA and Markdown
ETFIQ, MDY against VXF, data as of Oct 28, 2026. https://etfiq.com/compare/any/mdy-vs-vxf
ETFIQ. (Oct 28, 2026). MDY against VXF. Retrieved from https://etfiq.com/compare/any/mdy-vs-vxf
[MDY against VXF (ETFIQ, Oct 28, 2026)](https://etfiq.com/compare/any/mdy-vs-vxf)
Free to use with attribution for data ETFIQ computes; issuer data stays under its owner's terms.