Data as of Sep 13, 2026. Both funds on the fields they both publish, from the same sources.
BOXX vs SPYM: how they differ
BOXX is a short-term Treasury fund and SPYM an equity index fund, and over the year SPYM returned more, +17.6% against +4.0%.
Alpha Architect 1-3 Month Box ETF and State Street(R) SPDR(R) Portfolio S&P 500(R) ETF.
| BOXX Alpha Architect 1-3 Month Box ETF | SPYM State Street(R) SPDR(R) Portfolio S&P 500(R) ETF | |
|---|---|---|
| Where it sits | Core index fund | Core index fund |
| Issuer | Alpha Architect | State Street |
| What it is | 1-3 Month Box | S&P 500 |
| Total return, 1 year | +4.0% | +17.6% |
| S&P 500 over the same days | +17.5% | +17.5% |
| Gap to the S&P 500 | −13.5 pts | +0.1 pts |
| Expense ratio | 0.19% | 1.30% |
| Holdings | not filed | 507 |
BOXX in plain words
BOXX is a cash and treasury bills tracking the 1-3 Month Box. Over the year to Sep 11, 2026 it returned +4.0% with distributions reinvested, against +17.5% for the S&P 500 and +23.0% for the Nasdaq-100. The prospectus expense ratio is 0.19% a year.
SPYM in plain words
SPYM 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. The prospectus expense ratio is 1.30% a year. By its holdings filed for Sep 10, 2026, 100% of the fund by weight is stocks the S&P 500 also holds, across 507 positions, with the top ten at 38.1%.
Questions people ask
- Which returned more over the last year, BOXX or SPYM?
- In the year to Sep 13, 2026, with distributions reinvested, BOXX returned +4.0% and SPYM returned +17.6%, so SPYM returned more. One year is one year; the longer windows are in the table.
- Which is cheaper, BOXX or SPYM?
- BOXX charges 0.19% a year and SPYM charges 1.30%, so BOXX is cheaper. Fees come from each fund's prospectus.
Other comparisons
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Where these figures came from
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Cite this page. ETFIQ, BOXX against SPYM, data as of Sep 13, 2026. https://etfiq.com/compare/any/boxx-vs-spym Free to use with attribution; the underlying files are at Open data.
A comparison is not a recommendation. Standards and sources