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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

BOXX vs SPSB: how they differ

BOXX is a short-term Treasury fund and SPSB a bond index fund, and over the year BOXX returned more, +4.0% against +2.5%.

Alpha Architect 1-3 Month Box ETF and State Street(R) SPDR(R) Portfolio Short Term Corporate Bond ETF.

BOXX and SPSB on the fields both publish, as of Sep 12, 2026. Source: ETFIQ.
BOXX
Alpha Architect 1-3 Month Box ETF
SPSB
State Street(R) SPDR(R) Portfolio Short Term Corporate Bond ETF
Where it sitsCore index fundCore index fund
IssuerAlphaState Street
What it is1-3 Month BoxSPDR Portfolio Short Term Corporate Bond
Total return, 1 year+4.0%+2.5%
S&P 500 over the same days+17.5%+17.5%
Gap to the S&P 500−13.5 pts−15.1 pts
Expense ratio0.19%0.04%
Holdingsnot filed1599

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.

SPSB in plain words

SPSB is a bond fund tracking the SPDR Portfolio Short Term Corporate Bond. Over the year to Sep 11, 2026 it returned +2.5% with distributions reinvested, against +17.5% for the S&P 500 and +23.0% for the Nasdaq-100. The prospectus expense ratio is 0.04% a year.

Questions people ask

Which returned more over the last year, BOXX or SPSB?
In the year to Sep 12, 2026, with distributions reinvested, BOXX returned +4.0% and SPSB returned +2.5%, so BOXX returned more. One year is one year; the longer windows are in the table.
Which is cheaper, BOXX or SPSB?
BOXX charges 0.19% a year and SPSB charges 0.04%, so SPSB is cheaper. Fees come from each fund's prospectus.

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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.

BOXX against SPSB, 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, BOXX against SPSB, data as of Sep 12, 2026. https://etfiq.com/compare/any/BOXX-SPSB Free to use with attribution; the underlying files are at Open data.

A comparison is not a recommendation. Standards and sources