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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

MBB vs SGOV: how they differ

MBB is a bond index fund and SGOV a short-term Treasury fund, and over the year SGOV returned more, +3.8% against −0.1%.

iShares MBS ETF and iShares 0-3 Month Treasury Bond ETF.

MBB and SGOV on the fields both publish, as of Sep 12, 2026. Source: ETFIQ.
MBB
iShares MBS ETF
SGOV
iShares 0-3 Month Treasury Bond ETF
Where it sitsCore index fundCore index fund
IssueriSharesiShares
What it isMbs0-3 month T-bills
Total return, 1 year−0.1%+3.8%
S&P 500 over the same days+17.5%+17.5%
Gap to the S&P 500−17.6 pts−13.7 pts
Expense ratio0.04%0.09%
Holdings11144not filed

MBB in plain words

MBB is a bond fund tracking the Mbs. Over the year to Sep 11, 2026 it returned −0.1% 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. It sat 3.3% below its high of Feb 27, 2026 on Sep 11, 2026.

SGOV in plain words

SGOV is a cash and treasury bills tracking the 0-3 month T-bills. Over the year to Sep 11, 2026 it returned +3.8% 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.

Questions people ask

Which returned more over the last year, MBB or SGOV?
In the year to Sep 12, 2026, with distributions reinvested, MBB returned −0.1% and SGOV returned +3.8%, so SGOV returned more. One year is one year; the longer windows are in the table.
Which is cheaper, MBB or SGOV?
MBB charges 0.04% a year and SGOV charges 0.09%, so MBB 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.

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

A comparison is not a recommendation. Standards and sources