Data as of Sep 12, 2026. Both funds on the fields they both publish, from the same sources.
MDY vs VT: how they differ
MDY and VT hold 3% of their weight in the same names, and VT returned more over the year.
SPDR S&P MidCap 400 ETF Trust and Vanguard Total World Stock Index Fund.
What they hold in common
By the books each fund has filed, MDY and VT hold 3% of their money in the same securities at the same weight.
| Holding | MDY | VT |
|---|---|---|
| CURTISS-WRIGHT CORP | 0.77% | 0.03% |
| MASTEC INC | 0.71% | 0.02% |
| XPO INC | 0.67% | 0.02% |
| UNITED THERAPEUTICS CORP | 0.64% | 0.02% |
| EVERPURE INC | 0.69% | 0.02% |
| ENTEGRIS INC | 0.76% | 0.02% |
| US FOODS HOLDING CORP | 0.62% | 0.02% |
| WOODWARD INC | 0.70% | 0.02% |
| ATI INC | 0.74% | 0.02% |
| BURLINGTON STORES INC | 0.55% | 0.02% |
| BWX TECHNOLOGIES INC | 0.49% | 0.02% |
| CARPENTER TECHNOLOGY CORP | 0.85% | 0.02% |
| Only in MDY | Only in VT |
|---|---|
| NVENT ELECTRIC PLC 0.76% | NVIDIA Corp 4.22% |
| TECHNIPFMC PLC 0.73% | Apple Inc 3.53% |
| FABRINET 0.56% | Microsoft Corp 2.73% |
| ROIVANT SCIENCES LTD 0.44% | Amazon.com Inc 2.29% |
| JAZZ PHARMACEUTICALS PLC 0.42% | Alphabet Inc 2.04% |
| RENAISSANCERE HOLDINGS LTD 0.37% | Broadcom Inc 1.74% |
| SHARKNINJA INC 0.30% | Alphabet Inc 1.61% |
| CNH INDUSTRIAL NV 0.27% | Taiwan Semiconductor Manufacturing Co Lt 1.52% |
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 Apr 30, 2026 and Jun 30, 2026.
| MDY SPDR S&P MidCap 400 ETF Trust | VT Vanguard Total World Stock Index Fund | |
|---|---|---|
| Where it sits | Core index fund | Core index fund |
| Issuer | State Street | Vanguard |
| What it is | S&P MidCap 400, book from IJH | Total World Stock |
| Total return, 1 year | +13.0% | +18.9% |
| S&P 500 over the same days | +17.5% | +17.5% |
| Gap to the S&P 500 | −4.5 pts | +1.4 pts |
| Expense ratio | 0.23% | 0.06% |
| Already in the S&P 500 | 0.0% | 55.2% |
| Holdings | 400 | 10042 |
MDY in plain words
MDY is an index equity fund tracking the S&P MidCap 400. Over the year to Sep 11, 2026 it returned +13.0% with distributions reinvested, against +17.5% for the S&P 500 and +23.0% for the Nasdaq-100. The prospectus expense ratio is 0.23% a year. By its holdings filed for Jun 30, 2026, 0% of the fund by weight is stocks the S&P 500 also holds, across 400 positions, with the top ten at 7.7%. It sat 5.3% below its high of Aug 14, 2026 on Sep 11, 2026.
VT in plain words
VT is an index equity fund tracking the Total World Stock. Over the year to Sep 11, 2026 it returned +18.9% with distributions reinvested, against +17.5% for the S&P 500 and +23.0% for the Nasdaq-100. The prospectus expense ratio is 0.06% a year. By its holdings filed for Apr 30, 2026, 55% of the fund by weight is stocks the S&P 500 also holds, across 10042 positions, with the top ten at 21.9%.
Questions people ask
- Which returned more over the last year, MDY or VT?
- In the year to Sep 12, 2026, with distributions reinvested, MDY returned +13.0% and VT returned +18.9%, so VT returned more. One year is one year; the longer windows are in the table.
- Which is cheaper, MDY or VT?
- MDY charges 0.23% a year and VT charges 0.06%, so VT is cheaper. Fees come from each fund's prospectus.
- How much do MDY and VT overlap with the S&P 500?
- By their latest filed holdings, 0% of MDY and 55% of VT by weight is stocks the S&P 500 already holds. Between the two funds, 3% 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, MDY against VT, data as of Sep 12, 2026. https://etfiq.com/compare/any/MDY-VT Free to use with attribution; the underlying files are at Open data.
A comparison is not a recommendation. Standards and sources