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Data as of Sep 12, 2026. Both funds on the fields they both publish, from the same sources.

ETFIQetfiq.com · independent ETF data

DIA vs SPLG: how they differ

DIA and SPLG are both equity index funds, and over the year SPLG returned more, +17.6% against +15.6%.

SPDR Dow Jones Industrial Average ETF Trust and S&P 500, book from IVV.

DIA and SPLG on the fields both publish, as of Sep 12, 2026. Source: ETFIQ.
DIA
SPDR Dow Jones Industrial Average ETF Trust
SPLG
S&P 500, book from IVV
Where it sitsCore index fundCore index fund
IssuerState StreetS&P
What it isDow Jones Industrial AverageS&P 500, book from IVV
Total return, 1 year+15.6%+17.6%
S&P 500 over the same days+17.5%+17.5%
Gap to the S&P 500−1.9 pts+0.1 pts

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. It sat 3.1% below its high of Aug 5, 2026 on Sep 11, 2026.

SPLG in plain words

SPLG is an index equity fund tracking the S&P 500. Over the year to Sep 11, 2026 it returned +17.6% with distributions reinvested, against +17.5% for the S&P 500 and +23.0% for the Nasdaq-100.

Questions people ask

Which returned more over the last year, DIA or SPLG?
In the year to Sep 12, 2026, with distributions reinvested, DIA returned +15.6% and SPLG returned +17.6%, so SPLG returned more. One year is one year; the longer windows are in the table.

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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.

DIA against SPLG, ETFIQ, data as of Sep 12, 2026. Every figure is arithmetic on a named public source; the method is at etfiq.com/methodology. A comparison is not a recommendation.

Cite this page. ETFIQ, DIA against SPLG, data as of Sep 12, 2026. https://etfiq.com/compare/any/DIA-SPLG Free to use with attribution; the underlying files are at Open data.

A comparison is not a recommendation. Standards and sources