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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 USHY: how they differ

MBB and USHY hold 0% of their weight in the same names, and USHY returned more over the year.

iShares MBS ETF and iShares Broad USD High Yield Corporate Bond ETF.

What they hold in common

By the books each fund has filed, MBB and USHY hold 0% of their money in the same securities at the same weight.

Largest positions each one holds and the other does not
Only in MBBOnly in USHY
Freddie Mac 1.07%1261229 BC LTD 0.48%
Government National Mortgage Association 0.97%ECHOSTAR CORP 0.42%
UMBS, TBA 0.85%QUIKRETE HOLDINGS INC 0.29%
Government National Mortgage Association 0.69%SV RNO PROPERTY OWNER 1 0.28%
UMBS, TBA 0.66%CLOUD SOFTWARE GRP INC 0.27%
Government National Mortgage Association 0.56%WULF COMPUTE LLC 0.26%
Government National Mortgage Association 0.55%ASURION LLC/ASURION CO 0.26%
Government National Mortgage Association 0.54%HUB INTERNATIONAL LTD 0.26%

Weight overlap is an ETFIQ calculation: for every security both funds hold, the smaller of the two weights, summed. Above 50%, holding both is close to holding one of them twice. Holdings dated Apr 30, 2026 and May 31, 2026.

MBB and USHY on the fields both publish, as of Sep 12, 2026. Source: ETFIQ.
MBB
iShares MBS ETF
USHY
iShares Broad USD High Yield Corporate Bond ETF
Where it sitsCore index fundCore index fund
IssueriSharesiShares
What it isMbsBroad USD High Yield Corporate Bond
Total return, 1 year−0.1%+3.3%
S&P 500 over the same days+17.5%+17.5%
Gap to the S&P 500−17.6 pts−14.2 pts
Expense ratio0.04%0.08%
Holdings111441894

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.

USHY in plain words

USHY is a bond fund tracking the Broad USD High Yield Corporate Bond. Over the year to Sep 11, 2026 it returned +3.3% with distributions reinvested, against +17.5% for the S&P 500 and +23.0% for the Nasdaq-100. The prospectus expense ratio is 0.08% a year.

Questions people ask

Which returned more over the last year, MBB or USHY?
In the year to Sep 12, 2026, with distributions reinvested, MBB returned −0.1% and USHY returned +3.3%, so USHY returned more. One year is one year; the longer windows are in the table.
Which is cheaper, MBB or USHY?
MBB charges 0.04% a year and USHY charges 0.08%, 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 USHY, 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 USHY, data as of Sep 12, 2026. https://etfiq.com/compare/any/MBB-USHY Free to use with attribution; the underlying files are at Open data.

A comparison is not a recommendation. Standards and sources