Data as of Sep 12, 2026. Both funds on the fields they both publish, from the same sources.
XBI vs XRT: how they differ
XBI and XRT 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) SPDR(R) S&P(R) Retail ETF.
What they hold in common
By the books each fund has filed, XBI and XRT hold 0% of their money in the same securities at the same weight.
| Only in XBI | Only in XRT |
|---|---|
| Apogee Therapeutics Inc 1.49% | Groupon Inc 1.78% |
| Moderna Inc 1.41% | RealReal Inc/The 1.75% |
| Twist Bioscience Corp 1.41% | Bath & Body Works Inc 1.73% |
| Oruka Therapeutics Inc 1.38% | Warby Parker Inc 1.64% |
| Kymera Therapeutics Inc 1.36% | Upbound Group Inc 1.59% |
| Viking Therapeutics Inc 1.31% | Coupang Inc 1.55% |
| Praxis Precision Medicines Inc 1.29% | Maplebear Inc 1.55% |
| Erasca Inc 1.27% | Revolve Group Inc 1.52% |
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 | XRT State Street(R) SPDR(R) S&P(R) Retail ETF | |
|---|---|---|
| Where it sits | Core index fund | Core index fund |
| Issuer | State Street | State Street |
| What it is | SPDR S&P Biotech | SPDR S&P Retail |
| Total return, 1 year | +64.0% | −3.0% |
| S&P 500 over the same days | +17.5% | +17.5% |
| Gap to the S&P 500 | +46.5 pts | −20.6 pts |
| Expense ratio | 0.35% | 0.35% |
| Already in the S&P 500 | 8.5% | 22.5% |
| Holdings | 150 | 75 |
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.
XRT in plain words
XRT is an index equity fund tracking the SPDR S&P Retail. Over the year to Sep 11, 2026 it returned −3.0% with distributions reinvested, against +17.5% for the S&P 500 and +23.0% for the Nasdaq-100. By its holdings filed for Jun 30, 2026, 22% of the fund by weight is stocks the S&P 500 also holds, across 75 positions, with the top ten at 16.1%. It sat 12.2% below its high of Nov 16, 2021 on Sep 11, 2026.
Questions people ask
- Which returned more over the last year, XBI or XRT?
- In the year to Sep 12, 2026, with distributions reinvested, XBI returned +64.0% and XRT returned −3.0%, so XBI returned more. One year is one year; the longer windows are in the table.
- Which is cheaper, XBI or XRT?
- XBI charges 0.35% a year and XRT charges 0.35%, so XBI is cheaper. Fees come from each fund's prospectus.
- How much do XBI and XRT overlap with the S&P 500?
- By their latest filed holdings, 8% of XBI and 22% of XRT 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 XRT, data as of Sep 12, 2026. https://etfiq.com/compare/any/XBI-XRT Free to use with attribution; the underlying files are at Open data.
A comparison is not a recommendation. Standards and sources