Data as of Sep 12, 2026. Both funds on the fields they both publish, from the same sources.
FBCG vs XBI: how they differ
FBCG and XBI hold 2% of their weight in the same names, and XBI returned more over the year.
Fidelity Blue Chip Growth ETF and State Street(R) SPDR(R) S&P(R) Biotech ETF.
What they hold in common
By the books each fund has filed, FBCG and XBI hold 2% of their money in the same securities at the same weight.
| Holding | FBCG | XBI |
|---|---|---|
| GILEAD SCIENCES INC | 0.69% | 0.97% |
| ABBVIE INC | 0.42% | 1.04% |
| ALNYLAM PHARMACEUTICALS INC | 0.23% | 0.96% |
| REGENERON PHARMACEUTICALS INC | 0.09% | 0.96% |
| TRAVERE THERAPEUTICS INC | 0.09% | 1.13% |
| MODERNA INC | 0.07% | 1.41% |
| PRAXIS PRECISION MEDICINES INC. | 0.07% | 1.29% |
| SCHOLAR ROCK HOLDING CORP | 0.06% | 1.16% |
| VAXCYTE INC | 0.03% | 1.19% |
| APOGEE THERAPEUTICS INC | 0.01% | 1.49% |
| Only in FBCG | Only in XBI |
|---|---|
| NVIDIA CORP 14.62% | Twist Bioscience Corp 1.41% |
| APPLE INC 9.64% | Oruka Therapeutics Inc 1.38% |
| ALPHABET INC 9.10% | Kymera Therapeutics Inc 1.36% |
| AMAZON.COM INC 8.43% | Viking Therapeutics Inc 1.31% |
| MICROSOFT CORP 5.20% | Erasca Inc 1.27% |
| META PLATFORMS INC 3.90% | Revolution Medicines Inc 1.21% |
| BROADCOM INC 3.74% | Rhythm Pharmaceuticals Inc 1.20% |
| ELI LILLY and CO 2.25% | CG oncology Inc 1.20% |
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 Apr 30, 2026 and Jun 30, 2026.
| FBCG Fidelity Blue Chip Growth ETF | XBI State Street(R) SPDR(R) S&P(R) Biotech ETF | |
|---|---|---|
| Where it sits | Core index fund | Core index fund |
| Issuer | Fidelity | State Street |
| What it is | Blue Chip Growth | SPDR S&P Biotech |
| Total return, 1 year | +17.3% | +64.0% |
| S&P 500 over the same days | +17.5% | +17.5% |
| Gap to the S&P 500 | −0.2 pts | +46.5 pts |
| Expense ratio | 0.57% | 0.35% |
| Already in the S&P 500 | 86.8% | 8.5% |
| Holdings | 214 | 150 |
FBCG in plain words
FBCG is an index equity fund tracking the Blue Chip Growth. Over the year to Sep 11, 2026 it returned +17.3% with distributions reinvested, against +17.5% for the S&P 500 and +23.0% for the Nasdaq-100. The prospectus expense ratio is 0.57% a year. By its holdings filed for Apr 30, 2026, 87% of the fund by weight is stocks the S&P 500 also holds, across 214 positions, with the top ten at 61.2%. It sat 3.7% below its high of Jun 2, 2026 on Sep 11, 2026.
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.
Questions people ask
- Which returned more over the last year, FBCG or XBI?
- In the year to Sep 12, 2026, with distributions reinvested, FBCG returned +17.3% and XBI returned +64.0%, so XBI returned more. One year is one year; the longer windows are in the table.
- Which is cheaper, FBCG or XBI?
- FBCG charges 0.57% a year and XBI charges 0.35%, so XBI is cheaper. Fees come from each fund's prospectus.
- How much do FBCG and XBI overlap with the S&P 500?
- By their latest filed holdings, 87% of FBCG and 8% of XBI by weight is stocks the S&P 500 already holds. Between the two funds, 2% 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, FBCG against XBI, data as of Sep 12, 2026. https://etfiq.com/compare/any/FBCG-XBI Free to use with attribution; the underlying files are at Open data.
A comparison is not a recommendation. Standards and sources