Data as of Sep 12, 2026. Both funds on the fields they both publish, from the same sources.
SPLG vs SPY: how they differ
SPLG and SPY are both equity index funds, and over the year they finished level, +17.6% against +17.5%.
S&P 500, book from IVV and SPDR S&P 500 ETF Trust.
| SPLG S&P 500, book from IVV | SPY SPDR S&P 500 ETF Trust | |
|---|---|---|
| Where it sits | Core index fund | Core index fund |
| Issuer | S&P | State Street |
| What it is | S&P 500, book from IVV | S&P 500, book from IVV |
| Total return, 1 year | +17.6% | +17.5% |
| S&P 500 over the same days | +17.5% | +17.5% |
| Gap to the S&P 500 | +0.1 pts | 0.0 pts |
| Expense ratio | not published | 0.09% |
| Holdings | not filed | 504 |
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.
SPY in plain words
SPY is an index equity fund tracking the S&P 500. Over the year to Sep 11, 2026 it returned +17.5% with distributions reinvested, against +17.5% for the S&P 500 and +23.0% for the Nasdaq-100. The prospectus expense ratio is 0.09% a year. By its holdings filed for Jun 30, 2026, 100% of the fund by weight is stocks the S&P 500 also holds, across 504 positions, with the top ten at 36.4%.
Questions people ask
- Which returned more over the last year, SPLG or SPY?
- In the year to Sep 12, 2026, with distributions reinvested, SPLG returned +17.6% and SPY returned +17.5%, so SPLG returned more. One year is one year; the longer windows are in the table.
Other comparisons
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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, SPLG against SPY, data as of Sep 12, 2026. https://etfiq.com/compare/any/SPLG-SPY Free to use with attribution; the underlying files are at Open data.
A comparison is not a recommendation. Standards and sources