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DUSB vs IBDS: Differences, Returns & Fees

On Jul 31, 2026 DUSB's duration was 0.9 years and IBDS's 0.8; IBDS charges 0.10% to DUSB's 0.15%. Net assets: $2.2bn on Jul 31, 2026 for Dimensional Ultrashort Fixed Income ETF, and $4.0bn on Oct 20, 2026 for iShares iBonds Dec 2027 Term Corporate ETF.

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Ask IQ about DUSB and IBDS

Answers cite the figures on this page.

IBDS costs 0.05 points a year less; their one-year returns differ by 0.3 points; IBDS is 1.7 times larger.

DUSB vs IBDS: Differences, Returns & Fees
DUSBIBDS
Expense ratio0.15%0.10%
Net assets, as of Jul 31, 2026$2.2bn$3.9bn
Total return, 1 year+3.6%+3.3%
What it tracksNo index, actively managednot read by ETFIQ
Holdings in common7%

Holdings in common uses holdings dated Jul 31, 2026.

+3.6%
DUSB total return, 1 year
+3.3%
IBDS total return, 1 year
0.15%
DUSB expense ratio
0.10%
IBDS expense ratio

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Client brief · page 1 of 2Report BR-7E3918A9A3

DUSB and IBDS are built for the same job. How do they differ in cost, holdings and results?

  1. What each follows. DUSB follows No index, actively managed and IBDS follows not read by ETFIQ.
  2. Holdings in common. 7% of the weight is in the same securities (holdings dated Jul 31, 2026).
  3. One-year total return (similar). Over 1 year to Oct 20, 2026 DUSB returned +3.6% and IBDS +3.3% with distributions reinvested, a gap of 0.3 points.

Data as of Oct 20, 2026. The differences are picked by a fixed rule, in a fixed order; the PDF prints it. Page 2 has the returns, overlap, risks and sources.

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What they hold in common

By the books each fund has filed, DUSB and IBDS hold 7% of their money in the same securities at the same weight. Holdings dated Jul 31, 2026.

half

7% in common

Positions both hold, largest shared weight first
Holding DUSB IBDS
ANTHEM INC, due Dec 1, 2027 0.36% 0.28%
PHILIP MORRIS INTERNATIONAL INC, due Nov 17, 2027 0.29% 0.28%
INTERCONTINENTAL EXCHANGE INC, due Sep 15, 2027 0.27% 0.28%
CIGNA CORP, due Mar 1, 2027 0.52% 0.24%
WILLIAMS COS INC THE, due Jun 15, 2027 0.22% 0.27%
MIZUHO FINANCIAL GROUP INC, due Sep 11, 2027 0.83% 0.20%
HEWLETT PACKARD ENTERPRISE CO, due Sep 25, 2027 0.19% 0.23%
SYNCHRONY FINANCIAL, due Dec 1, 2027 0.46% 0.18%
CONAGRA BRANDS INC, due Nov 1, 2027 0.37% 0.18%
KEYCORP, due Apr 6, 2027 0.20% 0.15%
3M CO, due Oct 15, 2027 0.38% 0.15%
PHILIP MORRIS INTERNATIONAL INC, due Nov 1, 2027 0.29% 0.15%
Only in DUSB
COOPERATIEVE RABOBANK UA NY, due Jan 14, 2028 1.26%
LSEGA FINANCING PLC, due Apr 6, 2028 0.94%
LVMH MOET HENNESSY VUITT 0.89%
HEINEKEN NV, due Jan 29, 2028 0.89%
STRYKER CORP, due Feb 10, 2028 0.88%
BNP PARIBAS SA, due Nov 16, 2027 0.85%
CISCO SYSTEMS INC 0.85%
PPG INDUSTRIES INC, due Mar 15, 2028 0.84%
Only in IBDS
T-Mobile USA Inc, due Apr 15, 2027 0.73%
Microsoft Corp, due Feb 6, 2027 0.73%
Citigroup Inc, due Sep 29, 2027 0.72%
Amazon.com Inc, due Aug 22, 2027 0.63%
Goldman Sachs Group Inc/The, due Jan 26, 2027 0.55%
Oracle Corp, due Nov 15, 2027 0.50%
Meta Platforms Inc, due Aug 15, 2027 0.48%
Wells Fargo & Co, due Jul 22, 2027 0.47%

Check overlap with more funds →

On the same fields

DUSB
Dimensional Ultrashort Fixed Income ETF
IBDS
iShares iBonds Dec 2027 Term Corporate ETF
Where it sits Bond ETF Bond ETF
Issuer Dimensional iShares
What it is Actively managed Tracks an index
Total return, 1 year +3.6% +3.3%
Expense ratio 0.15% 0.10%
Holdings 564 647
Net assets, DUSB as of Jul 31, 2026 and IBDS as of Oct 20, 2026 $2.2bn $4.0bn

DUSB and IBDS on the fields both publish, as of Oct 20, 2026. Source: ETFIQ.

About DUSB

DUSB is actively managed and tracks no index. Over the year to Oct 20, 2026 it returned +3.6% with distributions reinvested. The prospectus expense ratio is 0.15% a year.

About IBDS

IBDS tracks an index. Over the year to Oct 20, 2026 it returned +3.3% with distributions reinvested. The prospectus expense ratio is 0.10% a year.

Questions people ask

Which returned more over the last year, DUSB or IBDS?
In the year to Oct 20, 2026, with distributions reinvested, DUSB returned +3.6% and IBDS +3.3%.
Which is cheaper, DUSB or IBDS?
IBDS is cheaper, by 0.05 percentage points a year. That is about $5 on $10,000 held for a year. Fees come from each fund's prospectus.
Other comparisons
DUSB vs GSYDUSB vs FLTRDUSB vs IBDRDUSB vs FTSMIBDS vs VRIGIBDS vs IBTGIBDS vs ICSHFLOT vs IBDS
DUSB on its own →IBDS on its own →Hold both: look the portfolio through →Rankings →DUSB dividend history →DUSB holdings →IBDS dividend history →IBDS holdings →Standards and sources →
Where these figures came from
DUSB filings on SEC EDGAR ↗DUSB prospectus with the expense ratio (SEC) ↗Dimensional website ↗IBDS filings on SEC EDGAR ↗IBDS prospectus with the expense ratio (SEC) ↗iShares page for IBDS ↗

ETFIQ links to the documents behind every figure; a link is not an endorsement. 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, DUSB against IBDS, data as of Oct 20, 2026. https://etfiq.com/compare/any/dusb-vs-ibds

Open data

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