Data as of Sep 12, 2026. Both funds on the fields they both publish, from the same sources.
XBI vs XLY: how they differ
XBI and XLY 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) Consumer Discretionary Select Sector SPDR(R) ETF.
What they hold in common
By the books each fund has filed, XBI and XLY hold 0% of their money in the same securities at the same weight.
| Only in XBI | Only in XLY |
|---|---|
| Apogee Therapeutics Inc 1.49% | Amazon.com Inc 22.24% |
| Moderna Inc 1.41% | Tesla Inc 19.66% |
| Twist Bioscience Corp 1.41% | Home Depot Inc/The 5.83% |
| Oruka Therapeutics Inc 1.38% | McDonald's Corp 4.16% |
| Kymera Therapeutics Inc 1.36% | TJX Cos Inc/The 3.93% |
| Viking Therapeutics Inc 1.31% | Booking Holdings Inc 3.44% |
| Praxis Precision Medicines Inc 1.29% | Lowe's Cos Inc 3.08% |
| Erasca Inc 1.27% | Starbucks Corp 2.90% |
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 State Street(R) SPDR(R) S&P(R) Biotech ETF | XLY State Street(R) Consumer Discretionary Select Sector SPDR(R) ETF | |
|---|---|---|
| Where it sits | Core index fund | Core index fund |
| Issuer | State Street | State Street |
| What it is | SPDR S&P Biotech | Consumer discretionary |
| Total return, 1 year | +64.0% | −4.1% |
| S&P 500 over the same days | +17.5% | +17.5% |
| Gap to the S&P 500 | +46.5 pts | −21.6 pts |
| Expense ratio | 0.35% | 0.08% |
| Already in the S&P 500 | 8.5% | 100.0% |
| Holdings | 150 | 47 |
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.
XLY in plain words
XLY is an index equity fund tracking the Consumer discretionary. Over the year to Sep 11, 2026 it returned −4.1% 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 47 positions, with the top ten at 69.2%. It sat 8.9% below its high of Jan 12, 2026 on Sep 11, 2026.
Questions people ask
- Which returned more over the last year, XBI or XLY?
- In the year to Sep 12, 2026, with distributions reinvested, XBI returned +64.0% and XLY returned −4.1%, so XBI returned more. One year is one year; the longer windows are in the table.
- Which is cheaper, XBI or XLY?
- XBI charges 0.35% a year and XLY charges 0.08%, so XLY is cheaper. Fees come from each fund's prospectus.
- How much do XBI and XLY overlap with the S&P 500?
- By their latest filed holdings, 8% of XBI and 100% of XLY 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.
Cite this page. ETFIQ, XBI against XLY, data as of Sep 12, 2026. https://etfiq.com/compare/any/XBI-XLY Free to use with attribution; the underlying files are at Open data.
A comparison is not a recommendation. Standards and sources