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Data as of Sep 12, 2026. Both funds on the fields they both publish, from the same sources.

ETFIQetfiq.com · independent ETF data

AGG vs JNK: how they differ

AGG and JNK are both bond index funds, and over the year JNK returned more, +3.3% against −0.7%.

iShares Core U.S. Aggregate Bond ETF and State Street(R) SPDR(R) Bloomberg High Yield Bond ETF.

AGG and JNK on the fields both publish, as of Sep 12, 2026. Source: ETFIQ.
AGG
iShares Core U.S. Aggregate Bond ETF
JNK
State Street(R) SPDR(R) Bloomberg High Yield Bond ETF
Where it sitsCore index fundCore index fund
IssueriSharesState Street
What it isUS aggregate bondsSPDR Bloomberg High Yield Bond
Total return, 1 year−0.7%+3.3%
S&P 500 over the same days+17.5%+17.5%
Gap to the S&P 500−18.2 pts−14.2 pts
Expense ratio0.03%0.40%
Holdingsnot filed1198

AGG in plain words

AGG is a bond fund tracking the US aggregate bonds. Over the year to Sep 11, 2026 it returned −0.7% with distributions reinvested, against +17.5% for the S&P 500 and +23.0% for the Nasdaq-100. The prospectus expense ratio is 0.03% a year. It sat 3.7% below its high of Aug 4, 2020 on Sep 11, 2026.

JNK in plain words

JNK is a bond fund tracking the SPDR Bloomberg High Yield Bond. Over the year to Sep 11, 2026 it returned +3.3% with distributions reinvested, against +17.5% for the S&P 500 and +23.0% for the Nasdaq-100. The prospectus expense ratio is 0.40% a year.

Questions people ask

Which returned more over the last year, AGG or JNK?
In the year to Sep 12, 2026, with distributions reinvested, AGG returned −0.7% and JNK returned +3.3%, so JNK returned more. One year is one year; the longer windows are in the table.
Which is cheaper, AGG or JNK?
AGG charges 0.03% a year and JNK charges 0.40%, so AGG is cheaper. Fees come from each fund's prospectus.

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Where these figures came from

ETFIQ links to the documents behind every figure. It is not affiliated with any issuer, and a link is not an endorsement.

AGG against JNK, ETFIQ, data as of Sep 12, 2026. Every figure is arithmetic on a named public source; the method is at etfiq.com/methodology. A comparison is not a recommendation.

Cite this page. ETFIQ, AGG against JNK, data as of Sep 12, 2026. https://etfiq.com/compare/any/AGG-JNK Free to use with attribution; the underlying files are at Open data.

A comparison is not a recommendation. Standards and sources