Which returned more over the last year, AVEM or MBB?

In the year to Oct 28, 2026, with distributions reinvested, AVEM returned +17.9% and MBB −0.8%.

Which is cheaper, AVEM or MBB?

MBB is cheaper, by 0.29 percentage points a year. That is about $29 on $10,000 held for a year. Fees come from each fund's prospectus.

Data as of Oct 28, 2026.

Across categories

AVEM vs MBB: Differences, Returns & Fees

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Over the year to Oct 28, 2026, AVEM returned +17.9% to MBB's −0.8%; 0% of their weight is in the same names.

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Net assets: $27.3bn on Oct 27, 2026 for Avantis Emerging Markets Equity ETF, and $35.5bn on Oct 28, 2026 for iShares MBS ETF.

AVEM on its own →MBB on its own →

At a glance

+17.9%

AVEM total return, 1 year

−0.8%

MBB total return, 1 year

0.33%

AVEM expense ratio

0.04%

MBB expense ratio

Pair scorecard

MBB costs 0.29 points a year less; their one-year returns differ by 18.7 points; MBB is 1.3 times larger.

AVEM vs MBB: Differences, Returns & Fees
Measure	AVEM	MBB
Return
Measure	AVEM	MBB
Total return, 1 year	+17.9%	−0.8%
Drawdown
Measure	AVEM	MBB
Below its high	10.2%, high on Jun 22, 2026
Benchmark
Measure	AVEM	MBB
What it tracks	No index, actively managed	Bloomberg U.S. MBS Index
Cost and size
Measure	AVEM	MBB
Expense ratio	0.33%	0.04%
Net assets, as of Oct 26, 2026	$26.8bn	$35.6bn
Holdings
Measure	AVEM	MBB
Holdings in common	0%
In the S&P 500, by weight	0%
Top ten holdings, share of the fund	28.7%

Holdings in common uses holdings dated Oct 27, 2026. Method

What they share

By the books each fund has filed, AVEM and MBB hold 0% of their money in the same securities at the same weight. Holdings dated Oct 27, 2026.

50%

0 half 100%

half

0% in common

Positions both hold · largest shared weight first AVEM MBB

Only in one fund ↓

Only in AVEM

TAIWAN SEMICONDUCTOR SP ADR ADR 6.82%

TAIWAN SEMICONDUCTOR MANUFAC COMMON STOCK TWD10.0 6.09%

SAMSUNG ELECTR GDR REG S GDR 5.35%

SK HYNIX INC COMMON STOCK KRW5000.0 4.89%

TENCENT HOLDINGS LTD COMMON STOCK HKD.00002 1.49%

CHINA CONSTRUCTION BANK H COMMON STOCK CNY1.0 1.02%

MEDIATEK INC COMMON STOCK TWD10.0 0.96%

HON HAI PRECISION INDUSTRY COMMON STOCK TWD10.0 0.73%

Only in MBB

BLACKROCK CASH CL INST SL AGENCY 5.45%

FHLMC 30YR UMBS SUPER 1.05%

UMBS 30YR TBA(REG A) 0.60%

GNMA2 30YR 0.59%

GNMA2 30YR 0.54%

FNMA 30YR UMBS 0.53%

GNMA2 30YR 0.53%

GNMA2 30YR 0.52%

Check overlap with more funds →

Side by side

AVEM Avantis Emerging Markets Equity ETF MBB iShares MBS ETF

Where it sits Stock ETF Bond ETF

Issuer Avantis iShares

What it is Actively managed Tracks an index of mortgage-backed securities

Total return, 1 year +17.9% −0.8%

Its benchmark over the same days not measured −1.1% (SPMB)

Gap to its benchmark not measured +0.3 pts vs SPMB

Expense ratio 0.33% 0.04%

Holdings 4088 10813

Net assets, AVEM as of Oct 27, 2026 and MBB as of Oct 28, 2026 $27.3bn $35.5bn

AVEM and MBB on the fields both publish, as of Oct 28, 2026. Source: ETFIQ.

Alert

About each fund

AVEM

AVEM is actively managed and tracks no index. Over the year to Oct 28, 2026 it returned +17.9% with distributions reinvested. The prospectus expense ratio is 0.33% a year. By its holdings published by its issuer for Oct 27, 2026, 0% of the fund by weight is stocks the S&P 500 also holds, across 4,088 positions, with the top ten at 28.7%. It sat 10.2% below its high of Jun 22, 2026 on Oct 28, 2026.

MBB

MBB tracks an index of mortgage-backed securities. Over the year to Oct 28, 2026 it returned −0.8% with distributions reinvested, against −1.1% for its benchmark, the Bloomberg U.S. MBS Index. The prospectus expense ratio is 0.04% a year.

Questions people ask

Which returned more over the last year, AVEM or MBB?: In the year to Oct 28, 2026, with distributions reinvested, AVEM returned +17.9% and MBB −0.8%.
Which is cheaper, AVEM or MBB?: MBB is cheaper, by 0.29 percentage points a year. That is about $29 on $10,000 held for a year. Fees come from each fund's prospectus.

Other comparisons

AVEM vs BNDX AVEM vs EMB AVEM vs VBIL AVEM vs PFF EEM vs MBB MBB vs VWO IEMG vs MBB EMXC vs MBB

Where to next

AVEM on its own →MBB on its own →Hold both: look the portfolio through →Rankings →AVEM dividend history →AVEM holdings →MBB dividend history →MBB holdings →Standards and sources →

Sources and dates

AVEM filings on SEC EDGAR ↗

AVEM prospectus with the expense ratio (SEC) ↗

Avantis website ↗

MBB filings on SEC EDGAR ↗

MBB prospectus with the expense ratio (SEC) ↗

iShares page for MBB ↗

Links are sources, not endorsements. A comparison is not a recommendation.

How this is computed

Overlap adds up the smaller of the two weights for each security both funds hold.

Cite this pageCitation, APA and Markdown

ETFIQ, AVEM against MBB, data as of Oct 28, 2026. https://etfiq.com/compare/any/avem-vs-mbb

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Free to use with attribution for data ETFIQ computes; issuer data stays under its owner's terms.