Data as of Sep 13, 2026. Both funds on the fields they both publish, from the same sources.
DIA vs IYR: how they differ
DIA and IYR hold 0% of their weight in the same names, and DIA returned more over the year.
SPDR Dow Jones Industrial Average ETF Trust and iShares U.S. Real Estate ETF.
What they hold in common
By the books each fund has filed, DIA and IYR hold 0% of their money in the same securities at the same weight.
| Only in DIA | Only in IYR |
|---|---|
| GOLDMAN SACHS GROUP INC 11.61% | WELLTOWER 11.49% |
| CATERPILLAR INC 9.17% | PROLOGIS REIT 8.99% |
| MICROSOFT CORP 5.61% | DIGITAL REALTY TRUST REIT 4.86% |
| UNITEDHEALTH GROUP INC 4.42% | EQUINIX REIT 4.57% |
| AMGEN INC 4.36% | SIMON PROPERTY GROUP REIT INC 4.46% |
| TRAVELERS COS INC/THE 4.19% | REALTY INCOME REIT 4.19% |
| VISA INC CLASS A SHARES 4.18% | AMERICAN TOWER REIT 4.16% |
| JPMORGAN CHASE + CO 4.03% | PUBLIC STORAGE REIT 3.73% |
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 Sep 10, 2026.
| DIA SPDR Dow Jones Industrial Average ETF Trust | IYR iShares U.S. Real Estate ETF | |
|---|---|---|
| Where it sits | Core index fund | Core index fund |
| Issuer | State Street | iShares |
| What it is | Dow Jones Industrial Average | U.S. Real Estate |
| Total return, 1 year | +15.6% | +4.7% |
| S&P 500 over the same days | +17.5% | +17.5% |
| Gap to the S&P 500 | −1.9 pts | −12.8 pts |
| Expense ratio | not published | 0.37% |
| Already in the S&P 500 | 97.1% | 80.4% |
| Holdings | 31 | 63 |
DIA in plain words
DIA is an index equity fund tracking the Dow Jones Industrial Average. Over the year to Sep 11, 2026 it returned +15.6% with distributions reinvested, against +17.5% for the S&P 500 and +23.0% for the Nasdaq-100. By its holdings filed for Sep 10, 2026, 97% of the fund by weight is stocks the S&P 500 also holds, across 31 positions, with the top ten at 55.1%. It sat 3.1% below its high of Aug 5, 2026 on Sep 11, 2026.
IYR in plain words
IYR is an index equity fund tracking the U.S. Real Estate. Over the year to Sep 11, 2026 it returned +4.7% with distributions reinvested, against +17.5% for the S&P 500 and +23.0% for the Nasdaq-100. The prospectus expense ratio is 0.37% a year. By its holdings filed for Sep 10, 2026, 80% of the fund by weight is stocks the S&P 500 also holds, across 63 positions, with the top ten at 53.4%. It sat 6.1% below its high of Jul 28, 2026 on Sep 11, 2026.
Questions people ask
- Which returned more over the last year, DIA or IYR?
- In the year to Sep 13, 2026, with distributions reinvested, DIA returned +15.6% and IYR returned +4.7%, so DIA returned more. One year is one year; the longer windows are in the table.
- How much do DIA and IYR overlap with the S&P 500?
- By their latest filed holdings, 97% of DIA and 80% of IYR by weight is stocks the S&P 500 already holds. Between the two funds, 0% 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, DIA against IYR, data as of Sep 13, 2026. https://etfiq.com/compare/any/dia-vs-iyr Free to use with attribution; the underlying files are at Open data.
A comparison is not a recommendation. Standards and sources