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Data as of Sep 13, 2026. Both funds on the fields they both publish, from the same sources.

ETFIQetfiq.com · independent ETF data

AGG vs XLK: how they differ

AGG is a bond index fund and XLK an equity index fund, and over the year XLK returned more, +39.2% against −0.7%.

iShares Core U.S. Aggregate Bond ETF and State Street(R) Technology Select Sector SPDR(R) ETF.

AGG and XLK on the fields both publish, as of Sep 13, 2026. Source: ETFIQ.
AGG
iShares Core U.S. Aggregate Bond ETF
XLK
State Street(R) Technology Select Sector SPDR(R) ETF
Where it sitsCore index fundCore index fund
IssueriSharesState Street
What it isUS aggregate bondsTechnology
Total return, 1 year−0.7%+39.2%
S&P 500 over the same days+17.5%+17.5%
Gap to the S&P 500−18.2 pts+21.7 pts
Expense ratio0.03%0.08%
Holdingsnot filed74

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.

XLK in plain words

XLK is an index equity fund tracking the Technology. Over the year to Sep 11, 2026 it returned +39.2% with distributions reinvested, against +17.5% for the S&P 500 and +23.0% for the Nasdaq-100. The prospectus expense ratio is 0.08% a year. By its holdings filed for Sep 10, 2026, 100% of the fund by weight is stocks the S&P 500 also holds, across 74 positions, with the top ten at 61.2%. It sat 5.2% below its high of Jun 2, 2026 on Sep 11, 2026.

Questions people ask

Which returned more over the last year, AGG or XLK?
In the year to Sep 13, 2026, with distributions reinvested, AGG returned −0.7% and XLK returned +39.2%, so XLK returned more. One year is one year; the longer windows are in the table.
Which is cheaper, AGG or XLK?
AGG charges 0.03% a year and XLK charges 0.08%, 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 XLK, ETFIQ, data as of Sep 13, 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 XLK, data as of Sep 13, 2026. https://etfiq.com/compare/any/agg-vs-xlk Free to use with attribution; the underlying files are at Open data.

A comparison is not a recommendation. Standards and sources