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DUSB vs TBIL: Differences, Returns & Fees

DUSB's duration was 0.9 years on Jul 31, 2026 and TBIL's 0.2 on May 31, 2026; both charge 0.15%. Net assets: $2.2bn on Jul 31, 2026 for Dimensional Ultrashort Fixed Income ETF, and $7.6bn on Oct 19, 2026 for F/m US Treasury 3 Month Bill Fund.

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Answers cite the figures on this page.

Both cost 0.15% a year; their one-year returns differ by 0.1 points.

DUSB vs TBIL: Differences, Returns & Fees
DUSBTBIL
Expense ratio0.15%0.15%
Net assets, DUSB as of Jul 31, 2026 and TBIL as of Oct 19, 2026$2.2bn$7.6bn
Total return, 1 year+3.6%+3.7%
What it tracksNo index, actively managedBloomberg US Treasury Bellwether 3M Total Return USD Unhedged Index (I00087US)
Holdings in commonreport dates differ

Holdings in common uses holdings dated May 31, 2026 and Jul 31, 2026.

+3.6%
DUSB total return, 1 year
+3.7%
TBIL total return, 1 year
0.15%
DUSB expense ratio
0.15%
TBIL expense ratio

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Client brief · page 1 of 2Report BR-606A5DD588

DUSB and TBIL 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 TBIL follows Bloomberg US Treasury Bellwether 3M Total Return USD Unhedged Index (I00087US).
  2. Number of holdings. DUSB holds 564 positions and TBIL holds 1.
  3. Size. DUSB has $2.2bn in net assets and TBIL $7.6bn (net assets, DUSB as of Jul 31, 2026 and TBIL as of Oct 19, 2026); TBIL is 3.5 times larger.

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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On the same fields

DUSB
Dimensional Ultrashort Fixed Income ETF
TBIL
F/m US Treasury 3 Month Bill Fund
Where it sits Bond ETF Bond ETF
Issuer Dimensional F/m
What it is Actively managed Tracks an index
Total return, 1 year +3.6% +3.7%
Expense ratio 0.15% 0.15%
Holdings 564 1
Net assets, DUSB as of Jul 31, 2026 and TBIL as of Oct 19, 2026 $2.2bn $7.6bn

DUSB and TBIL 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 TBIL

TBIL tracks an index. Over the year to Oct 20, 2026 it returned +3.7% with distributions reinvested.

Questions people ask

Which returned more over the last year, DUSB or TBIL?
In the year to Oct 20, 2026, with distributions reinvested, DUSB returned +3.6% and TBIL +3.7%.
Which is cheaper, DUSB or TBIL?
Neither: DUSB and TBIL both charge 0.15% a year. Fees come from each fund's prospectus.
Other comparisons
DUSB vs IBDSDUSB vs GSYBILS vs DUSBDUSB vs FLTRTBIL vs TBUXTBIL vs XHLFTBIL vs VRIGIBTG vs TBIL
DUSB on its own →TBIL on its own →Hold both: look the portfolio through →Rankings →DUSB dividend history →DUSB holdings →TBIL dividend history →TBIL holdings →Standards and sources →
Where these figures came from
DUSB filings on SEC EDGAR ↗DUSB prospectus with the expense ratio (SEC) ↗Dimensional website ↗TBIL filings on SEC EDGAR ↗TBIL prospectus with the expense ratio (SEC) ↗F/m page for TBIL ↗

ETFIQ links to the documents behind every figure; a link is not an endorsement. A comparison is not a recommendation.

Cite this pageCitation, APA and Markdown

ETFIQ, DUSB against TBIL, data as of Oct 20, 2026. https://etfiq.com/compare/any/dusb-vs-tbil

Open data

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