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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

XBI vs XLE: how they differ

XBI and XLE hold 0% of their weight in the same names, and XBI returned more over the year.

State Street(R) SPDR(R) S&P(R) Biotech ETF and State Street(R) Energy Select Sector SPDR(R) ETF.

What they hold in common

By the books each fund has filed, XBI and XLE hold 0% of their money in the same securities at the same weight.

Largest positions each one holds and the other does not
Only in XBIOnly in XLE
Apogee Therapeutics Inc 1.49%Exxon Mobil Corp 22.71%
Moderna Inc 1.41%Chevron Corp 16.12%
Twist Bioscience Corp 1.41%ConocoPhillips 6.58%
Oruka Therapeutics Inc 1.38%Williams Cos Inc/The 5.04%
Kymera Therapeutics Inc 1.36%Valero Energy Corp 4.65%
Viking Therapeutics Inc 1.31%Marathon Petroleum Corp 4.49%
Praxis Precision Medicines Inc 1.29%EOG Resources Inc 4.15%
Erasca Inc 1.27%SLB Ltd 4.10%

Weight overlap is an ETFIQ calculation: for every security both funds hold, the smaller of the two weights, summed. Above 50%, holding both is close to holding one of them twice. Holdings dated Jun 30, 2026.

XBI and XLE on the fields both publish, as of Sep 12, 2026. Source: ETFIQ.
XBI
State Street(R) SPDR(R) S&P(R) Biotech ETF
XLE
State Street(R) Energy Select Sector SPDR(R) ETF
Where it sitsCore index fundCore index fund
IssuerState StreetState Street
What it isSPDR S&P BiotechEnergy
Total return, 1 year+64.0%+50.7%
S&P 500 over the same days+17.5%+17.5%
Gap to the S&P 500+46.5 pts+33.2 pts
Expense ratio0.35%0.08%
Already in the S&P 5008.5%100.0%
Holdings15021

XBI in plain words

XBI is an index equity fund tracking the SPDR S&P Biotech. Over the year to Sep 11, 2026 it returned +64.0% with distributions reinvested, against +17.5% for the S&P 500 and +23.0% for the Nasdaq-100. The prospectus expense ratio is 0.35% a year. By its holdings filed for Jun 30, 2026, 8% of the fund by weight is stocks the S&P 500 also holds, across 150 positions, with the top ten at 13.3%. It sat 9.6% below its high of Feb 8, 2021 on Sep 11, 2026.

XLE in plain words

XLE is an index equity fund tracking the Energy. Over the year to Sep 11, 2026 it returned +50.7% with distributions reinvested, against +17.5% for the S&P 500 and +23.0% for the Nasdaq-100. The prospectus expense ratio is 0.08% a year. By its holdings filed for Jun 30, 2026, 100% of the fund by weight is stocks the S&P 500 also holds, across 21 positions, with the top ten at 75.7%.

Questions people ask

Which returned more over the last year, XBI or XLE?
In the year to Sep 12, 2026, with distributions reinvested, XBI returned +64.0% and XLE returned +50.7%, so XBI returned more. One year is one year; the longer windows are in the table.
Which is cheaper, XBI or XLE?
XBI charges 0.35% a year and XLE charges 0.08%, so XLE is cheaper. Fees come from each fund's prospectus.
How much do XBI and XLE overlap with the S&P 500?
By their latest filed holdings, 8% of XBI and 100% of XLE by weight is stocks the S&P 500 already holds. Between the two funds, 0% of their books are the same securities at the same weight.

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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.

XBI against XLE, 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, XBI against XLE, data as of Sep 12, 2026. https://etfiq.com/compare/any/XBI-XLE Free to use with attribution; the underlying files are at Open data.

A comparison is not a recommendation. Standards and sources