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Data as of Sep 13, 2026. Both funds on the fields they both publish, from the same sources.

ETFIQetfiq.com · independent ETF data

MBB vs VDC: how they differ

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

iShares MBS ETF and Vanguard Consumer Staples Index Fund.

What they hold in common

By the books each fund has filed, MBB and VDC 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 VDC
BLACKROCK CASH CL INST SL AGENCY 7.26%Walmart Inc 14.76%
GNMA2 SF 30YR 0.09%Costco Wholesale Corp 12.04%
GNMA II 30YR SF - JUMBO-CONFORMING 0.08%Procter & Gamble Co/The 9.27%
GNMA2 SINGLE FAMILY 30YR 0.04%Coca-Cola Co/The 8.72%
GNMA II 30YR 0.03%Philip Morris International Inc 4.66%
GNMA2 30YR TBA(REG C) 0.03%PepsiCo Inc 4.30%
UMBS 15YR TBA(REG B) 0.03%Altria Group Inc 3.91%
FNMA 30YR UMBS MEGA REMIC SUPER 0.02%Mondelez International Inc 2.69%

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 May 31, 2026 and Sep 10, 2026.

MBB and VDC on the fields both publish, as of Sep 13, 2026. Source: ETFIQ.
MBB
iShares MBS ETF
VDC
Vanguard Consumer Staples Index Fund
Where it sitsCore index fundCore index fund
IssueriSharesVanguard
What it isMbsConsumer Staples
Total return, 1 year−0.1%+4.6%
S&P 500 over the same days+17.5%+17.5%
Gap to the S&P 500−17.6 pts−12.9 pts
Expense ratio0.04%0.09%
Holdings2599103

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.

VDC in plain words

VDC is an index equity fund tracking the Consumer Staples. Over the year to Sep 11, 2026 it returned +4.6% 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 May 31, 2026, 87% of the fund by weight is stocks the S&P 500 also holds, across 103 positions, with the top ten at 65.0%. It sat 6.8% below its high of Feb 27, 2026 on Sep 11, 2026.

Questions people ask

Which returned more over the last year, MBB or VDC?
In the year to Sep 13, 2026, with distributions reinvested, MBB returned −0.1% and VDC returned +4.6%, so VDC returned more. One year is one year; the longer windows are in the table.
Which is cheaper, MBB or VDC?
MBB charges 0.04% a year and VDC 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 VDC, ETFIQ, data as of Sep 13, 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 VDC, data as of Sep 13, 2026. https://etfiq.com/compare/any/mbb-vs-vdc Free to use with attribution; the underlying files are at Open data.

A comparison is not a recommendation. Standards and sources