Data as of .
FBT vs IBBQ: which is really different?
FBT and IBBQ hold 33% of their weight in the same names, and FBT returned more over the year.
ETFIQ Off-Index Score: FBT scores higher
How much of it is not the index it is sold as an alternative to?
A percentile among the 379 thematic ETFs with a holdings filing. It is a position in a set, not a rating, and neither end of it is a recommendation. All thematic ETFs ranked by it · How it is computed
33% of the two portfolios are the same securities at the same weight.
What they hold in common
By the books each fund has filed, FBT and IBBQ hold 33% of their money in the same securities at the same weight.
| Holding | FBT | IBBQ |
|---|---|---|
| Regeneron Pharmaceuticals, Inc. | 3.66% | 5.42% |
| Gilead Sciences, Inc. | 3.58% | 7.89% |
| Amgen Inc. | 3.29% | 8.05% |
| Vertex Pharmaceuticals Incorporated | 3.24% | 7.98% |
| Illumina, Inc. | 3.90% | 2.43% |
| Alnylam Pharmaceuticals, Inc. | 2.48% | 2.14% |
| Biogen Inc. | 3.35% | 2.13% |
| argenx SE (ADR) | 3.50% | 1.83% |
| Incyte Corporation | 3.33% | 1.68% |
| United Therapeutics Corporation | 2.80% | 1.41% |
| Neurocrine Biosciences, Inc. | 2.56% | 0.98% |
| Exelixis, Inc. | 3.20% | 0.98% |
| Only in FBT | Only in IBBQ |
|---|---|
| NeoGenomics, Inc. 4.37% | Moderna Inc 4.10% |
| Natera, Inc. 4.24% | Revolution Medicines Inc 2.72% |
| Repligen Corporation 3.80% | Roivant Sciences Ltd 1.92% |
| Corcept Therapeutics Inc. 3.72% | Insmed Inc 1.74% |
| Bruker Corporation 3.17% | Royalty Pharma PLC 1.74% |
| Bio-Techne Corporation 3.14% | Guardant Health Inc 1.59% |
| TG Therapeutics, Inc. 3.08% | Viatris Inc 1.32% |
| US Dollar 0.11% | Medpace Holdings Inc 1.17% |
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 Sep 18, 2026 and Sep 19, 2026.
Performance, window by window
| Window | Total return | vs the S&P 500 | vs the Nasdaq-100 | |||
|---|---|---|---|---|---|---|
| FBT | IBBQ | FBT | IBBQ | FBT | IBBQ | |
| 3 months | +17.2% | +15.8% | +14.9 pts | +13.6 pts | +19.6 pts | +18.3 pts |
| 6 months | +40.6% | +24.9% | +22.6 pts | +6.9 pts | +16.4 pts | +0.7 pts |
| 1 year | +48.9% | +44.6% | +32.3 pts | +28.0 pts | +27.1 pts | +22.8 pts |
| 3 years | +80.7% | +76.7% | +2.3 pts | −1.7 pts | −17.5 pts | −21.5 pts |
| Since launch | +848.2% | +42.0% | +44.6 pts | −51.2 pts | −842.1 pts | −76.1 pts |
| FBT First Trust NYSE Arca Biotechnology Index Fund Holds 31 stocks in biotech, 24% of its weight in S&P 500 companies | IBBQ Invesco Nasdaq Biotechnology ETF Holds 256 stocks in biotech, 39% of its weight in S&P 500 companies | |
|---|---|---|
| Issuer | First Trust | Invesco |
| Theme | Biotech | Biotech |
| In the S&P 500 | 23.6% | 38.6% |
| Active share vs the S&P 500 | 99.1% | 99.0% |
| In the Nasdaq-100 | 16.2% | 33.2% |
| Holdings | 31 | 256 |
| Top ten, share of the fund | 39.2% | 44.8% |
| Expense ratio | 0.55% | 0.19% |
| Fee for the differing part | 0.55% | 0.19% |
| Total return, 1 year | +48.9% | +44.6% |
| vs the S&P 500 | +32.3 pts | +28.0 pts |
| vs the Nasdaq-100 | +27.1 pts | +22.8 pts |
| Below its high | −2.1% | −5.8% |
| Net assets | $2.9bn | $96m |
FBT in plain words
By weight, 24% of FBT's portfolio is stocks that are also in the S&P 500; its active share against the S&P 500 is 99%. The top ten holdings are 39% of the fund across 31 positions, as published by its issuer for Sep 18, 2026. Over the year to Sep 18, 2026 the fund returned +48.9% with distributions reinvested against +16.6% for the S&P 500, so a holder was ahead by 32.3 pts.
IBBQ in plain words
By weight, 39% of IBBQ's portfolio is stocks that are also in the S&P 500; its active share against the S&P 500 is 99%. The top ten holdings are 45% of the fund across 256 positions, as published by its issuer for Sep 19, 2026. Over the year to Sep 18, 2026 the fund returned +44.6% with distributions reinvested against +16.6% for the S&P 500, so a holder was ahead by 28.0 pts. It sits 5.8% below its all-time high of Aug 19, 2026.
Questions people ask
- Do FBT and IBBQ hold the same stocks?
- By their latest filings, 33% of their books are the same securities at the same weight, which is a meaningful overlap. Overlap is the sum of the smaller weight of every security they share.
- Which is more different from the S&P 500, FBT or IBBQ?
- FBT has 24% of its weight in S&P 500 names and IBBQ has 39%, so FBT differs more from the index.
- Which is cheaper, FBT or IBBQ?
- FBT charges 0.55% a year and IBBQ charges 0.19%, so IBBQ is cheaper. Fees come from each fund's prospectus.
Other comparisons
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, FBT against IBBQ, data as of Sep 18, 2026. https://etfiq.com/compare/themes/fbt-vs-ibbq Free to use with attribution; the underlying files are at Open data.