IQ

Data as of Oct 28, 2026.

vsCompare their flowsaskIQ about these two fundsAsk the committee about these two funds
Across categories

LQD vs MBB: Differences, Returns & Fees

Share
Share on XDownload as PDF

On Aug 31, 2026 LQD's duration was 7.7 years and MBB's 5.7; MBB charges 0.04% to LQD's 0.14%.

askIQ about this page

askIQ about LQD and MBB

Net assets: $30.6bn on Oct 27, 2026 for iShares iBoxx $ Investment Grade Corporate Bond ETF, and $35.5bn on Oct 28, 2026 for iShares MBS ETF.

LQD on its own →MBB on its own →
At a glance
−3.4%
LQD total return, 1 year
−0.8%
MBB total return, 1 year
0.14%
LQD expense ratio
0.04%
MBB expense ratio

Pair scorecard

MBB costs 0.10 points a year less; their one-year returns differ by 2.6 points; MBB is 1.2 times larger.

LQD vs MBB: Differences, Returns & Fees
MeasureLQDMBB
Return
Total return, 1 year−3.4%−0.8%
Drawdown
Below its high6.3%, high on Sep 22, 2021
Benchmark
What it tracksMarkit iBoxx USD Liquid Investment Grade IndexBloomberg U.S. MBS Index
Cost and size
Expense ratio0.14%0.04%
Net assets, as of Oct 23, 2026$30.2bn$35.5bn
Holdings
Holdings in common0%

Holdings in common uses holdings dated Aug 31, 2026. Method

What they share

0%

By the books each fund has filed, LQD and MBB hold 0% of their money in the same securities at the same weight. Holdings dated Aug 31, 2026.

0 half 100%

half

0% in common

Positions both hold · largest shared weight first LQD MBB
Only in one fund ↓
Only in LQD
Anheuser-Busch Cos LLC / Anheuser-Busch InBev Worldwide Inc, due Feb 1, 2046 0.18%
CVS Health Corp, due Mar 25, 2048 0.17%
T-Mobile USA Inc, due Apr 15, 2030 0.17%
Space Exploration Technologies Corp, due Jul 15, 2031 0.17%
Meta Platforms Inc, due Nov 15, 2035 0.16%
Charter Communications Operating LLC / Charter Communications Operating Capital, due Sep 1, 2038 0.15%
Charter Communications Operating LLC / Charter Communications Operating Capital, due Sep 1, 2041 0.15%
Amazon.com Inc, due Mar 13, 2036 0.14%
Only in MBB
Ginnie Mae, due Sep 1, 2056 1.05%
Freddie Mac Pool, due May 1, 2051 0.98%
Uniform Mortgage-Backed Security, TBA, due Sep 1, 2056 0.85%
Uniform Mortgage-Backed Security, TBA, due Sep 1, 2056 0.70%
Ginnie Mae, due Sep 1, 2056 0.53%
Ginnie Mae II Pool, due Nov 20, 2054 0.51%
Ginnie Mae II Pool, due Oct 20, 2051 0.51%
Ginnie Mae II Pool, due Dec 20, 2051 0.50%
Check overlap with more funds →

Side by side

LQD iShares iBoxx $ Investment Grade Corporate Bond ETF MBB iShares MBS ETF
Where it sits Bond ETF Bond ETF
Issuer iShares iShares
What it is Tracks an index of US investment grade bonds Tracks an index of mortgage-backed securities
Total return, 1 year −3.4% −0.8%
Its benchmark over the same days −1.2% (IUSB) −1.1% (SPMB)
Gap to its benchmark −2.2 pts vs IUSB +0.3 pts vs SPMB
Expense ratio 0.14% 0.04%
Holdings 3191 10813
Net assets, LQD as of Oct 27, 2026 and MBB as of Oct 28, 2026 $30.6bn $35.5bn

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

Alert

LQD and MBB flows, by email on Sundays.

One-click unsubscribe. See Privacy.

About each fund
LQD

LQD tracks an index of US investment grade bonds. Over the year to Oct 28, 2026 it returned −3.4% with distributions reinvested, against −1.2% for its benchmark, the Bloomberg U.S. Universal Index. The prospectus expense ratio is 0.14% a year. It sat 6.3% below its high of Sep 22, 2021 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, LQD or MBB?
In the year to Oct 28, 2026, with distributions reinvested, LQD returned −3.4% and MBB −0.8%.
Which is cheaper, LQD or MBB?
MBB is cheaper, by 0.10 percentage points a year. That is about $10 on $10,000 held for a year. Fees come from each fund's prospectus.
Other comparisons
LQD vs SHYBIL vs LQDLQD vs VTIPBINC vs LQDMBB vs VCITIGIB vs MBBMBB vs SHYMBB vs VTIP
Where to next
LQD on its own →MBB on its own →Hold both: look the portfolio through →Rankings →LQD dividend history →LQD holdings →MBB dividend history →MBB holdings →Standards and sources →
Sources and dates
LQD and MBB filings on SEC EDGAR ↗
LQD and MBB prospectus with the expense ratio (SEC) ↗
iShares page for LQD ↗
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, LQD against MBB, data as of Oct 28, 2026. https://etfiq.com/compare/any/lqd-vs-mbb

Open data →

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