A
vs
B
Share
Compare their flowsAsk IQ about these two funds

BILS vs GSY: Differences, Returns & Fees

BILS's duration was 0.4 years on Jun 30, 2026 and GSY's 0.8 on Jul 31, 2026; BILS charges 0.14% to GSY's 0.22%. Net assets on Oct 20, 2026: $3.9bn for State Street SPDR Bloomberg 3-12 Month T-Bill ETF and $4.0bn for Invesco Ultra Short Duration ETF.

Ask IQ about this page

Ask IQ about BILS and GSY

Answers cite the figures on this page.

BILS costs 0.08 points a year less; their one-year returns differ by 0.1 points.

BILS vs GSY: Differences, Returns & Fees
BILSGSY
Expense ratio0.14%0.22%
Net assets$3.9bn$4.0bn
Total return, 1 year+3.6%+3.7%
What it tracksnot read by ETFIQNo index, actively managed
Holdings in commonreport dates differ

Holdings in common uses holdings dated Jun 30, 2026 and Jul 31, 2026.

+3.6%
BILS total return, 1 year
+3.7%
GSY total return, 1 year
0.14%
BILS expense ratio
0.22%
GSY expense ratio

Get BILS and GSY fund flows by email, every Monday.

Plus the Friday ETF note. Confirm from the link that arrives, and unsubscribe in one click. See Privacy.

Client brief · page 1 of 2Report BR-3B8E6D0029

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

  1. What each follows. BILS follows not read by ETFIQ and GSY follows No index, actively managed.
  2. Number of holdings. BILS holds 23 positions and GSY holds 414.
  3. One-year total return (similar). Over 1 year to Oct 20, 2026 BILS returned +3.6% and GSY +3.7% with distributions reinvested, a gap of 0.1 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.

Take this comparison to a client

The two-page PDF for this pair is coming. Save the comparison to follow its changes. Free. It needs an email sign-in, once.

Not advice. The brief uses the figures on this page, with the data date and a report id. Saved comparisons are listed on your saved page; privacy.

On the same fields

BILS
State Street SPDR Bloomberg 3-12 Month T-Bill ETF
GSY
Invesco Ultra Short Duration ETF
Where it sits Bond ETF Bond ETF
Issuer State Street Invesco
What it is Tracks an index Actively managed
Total return, 1 year +3.6% +3.7%
Its benchmark over the same days not measured +3.7% (SPTU)
Gap to its benchmark not measured 0.0 pts vs SPTU
Expense ratio 0.14% 0.22%
Holdings 23 414
Net assets $3.9bn $4.0bn

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

About BILS

BILS tracks an index. Over the year to Oct 20, 2026 it returned +3.6% with distributions reinvested. The prospectus expense ratio is 0.14% a year.

About GSY

GSY is actively managed and tracks no index. Over the year to Oct 20, 2026 it returned +3.7% with distributions reinvested, against +3.7% for its benchmark, the ICE BofA US Treasury Bill Index. The prospectus expense ratio is 0.22% a year.

Questions people ask

Which returned more over the last year, BILS or GSY?
In the year to Oct 20, 2026, with distributions reinvested, BILS returned +3.6% and GSY +3.7%.
Which is cheaper, BILS or GSY?
BILS is cheaper, by 0.08 percentage points a year. That is about $8 on $10,000 held for a year. Fees come from each fund's prospectus.
Other comparisons
BILS vs FLTRBILS vs IBDRBILS vs TBLLBILS vs IBTHGSY vs IBDSGSY vs VNLAGSY vs IBDRGSY vs TBLL
BILS on its own →GSY on its own →Hold both: look the portfolio through →Rankings →BILS dividend history →BILS holdings →GSY dividend history →GSY holdings →Standards and sources →
Where these figures came from
BILS filings on SEC EDGAR ↗BILS prospectus with the expense ratio (SEC) ↗State Street website ↗GSY filings on SEC EDGAR ↗GSY prospectus with the expense ratio (SEC) ↗Invesco page for GSY ↗

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, BILS against GSY, data as of Oct 20, 2026. https://etfiq.com/compare/any/bils-vs-gsy

Open data

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