{"url":"https://etfiq.com/compare/themes/ibb-vs-ibbq","section":"compare","title":"IBB vs IBBQ: which is really different? | ETFIQ","description":"IBB and IBBQ hold 86% of their weight in the same names, and IBBQ returned +37.2% over the year. Returns and overlap to Oct 9, 2026.","as_of":"Oct 9, 2026","structured_data":[{"@type":"FAQPage","mainEntity":[{"@type":"Question","name":"Do IBB and IBBQ hold the same stocks?","acceptedAnswer":{"@type":"Answer","text":"By their latest filings, 86% of their books are the same securities at the same weight, which is close to holding one of them twice. Overlap is the sum of the smaller weight of every security they share."}},{"@type":"Question","name":"Which is more different from the S&P 500, IBB or IBBQ?","acceptedAnswer":{"@type":"Answer","text":"IBB has 40% of its weight in S&P 500 names and IBBQ has 40%, so IBB differs more from the index."}},{"@type":"Question","name":"Which is cheaper, IBB or IBBQ?","acceptedAnswer":{"@type":"Answer","text":"IBB charges 0.44% a year and IBBQ charges 0.19%, so IBBQ is cheaper. Fees come from each fund's prospectus."}}]},{"@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"ETFIQ","item":"https://etfiq.com/"},{"@type":"ListItem","position":2,"name":"Thematic ETFs","item":"https://etfiq.com/themes/"},{"@type":"ListItem","position":3,"name":"IBB vs IBBQ","item":"https://etfiq.com/compare/themes/ibb-vs-ibbq"}]},{"@type":"WebPage","name":"IBB vs IBBQ: which is really different?","description":"IBB and IBBQ hold 86% of their weight in the same names, and IBBQ returned +37.2% over the year. Returns and overlap to Oct 9, 2026.","url":"https://etfiq.com/compare/themes/ibb-vs-ibbq","dateModified":"2026-10-10","abstract":"IBB and IBBQ hold 86% of their weight in the same names, and IBBQ returned +37.2% over the year.","publisher":{"@id":"https://etfiq.com/#org"},"isPartOf":{"@id":"https://etfiq.com/#website"},"speakable":{"@type":"SpeakableSpecification","cssSelector":[".verdict",".faq"]}},{"@type":"Dataset","name":"ETFIQ comparison of IBB and IBBQ","description":"IBB and IBBQ hold 86% of their weight in the same names, and IBBQ returned +37.2% over the year. Returns and overlap to Oct 9, 2026.","dateModified":"2026-10-10","creator":{"@id":"https://etfiq.com/#org"},"isAccessibleForFree":true,"url":"https://etfiq.com/compare/themes/ibb-vs-ibbq","license":"https://etfiq.com/license/","publisher":{"@id":"https://etfiq.com/#org"},"inLanguage":"en","creativeWorkStatus":"Published","distribution":[{"@type":"DataDownload","encodingFormat":"application/json","contentUrl":"https://etfiq.com/data/thematic.json"}],"variableMeasured":["Weight overlap with the S&P 500","Active share","Holdings","Top ten share of the fund","Total return","Fee for the differing part","Expense ratio"],"keywords":["exchange-traded funds","ETF","Thematic ETFs","fund data","SEC filings"]}],"characters":7502,"truncated":true,"content":"ETFIQ / Thematic ETFs / Head to head / IBB vs IBBQ \n ETFIQ etfiq.com \u00b7 independent ETF data \n\n Data as of Oct 9, 2026 .\n\n IBB vs IBBQ: which is really different?\n\n IBB and IBBQ hold 86% of their weight in the same names, and IBBQ returned +37.2% over the year.\n Copy this for sharing \n \n IBBQ costs 0.25 points a year less; their one-year returns differ by 1.1 points; IBB is far larger, $10.8bn against $108m.\n IBB and IBBQ at a glance. As of Oct 9, 2026. Source: ETFIQ. IBB IBBQ \n Expense ratio 0.44% 0.19% \n Net assets, IBB as of Oct 9, 2026 and IBBQ as of Oct 8, 2026 $10.8bn $108m \n Total return","source":"ETFIQ, independent ETF data. Recomputed nightly from public filings and prices.","publisher":{"@id":"https://etfiq.com/#org","name":"ETFIQ","url":"https://etfiq.com"},"license":"https://etfiq.com/license/","license_text":"Figures ETFIQ computes are free to use with attribution: ETFIQ (etfiq.com). Issuer data stays under its owner's terms.","citation":"ETFIQ, IBB against IBBQ, data as of Oct 9, 2026. https://etfiq.com/compare/themes/ibb-vs-ibbq","a":{"ticker":"IBB","name":"iShares Biotechnology ETF","issuer":"iShares","desk":"themes","as_of":"2026-10-09","verdict":"IBB holds 245 stocks, and 60% of its weight is outside the S&P 500.","url":"https://etfiq.com/funds/ibb","key_facts":[{"label":"Already in the S&P 500","value":"39.5%","as_of":"2026-10-09","source":null},{"label":"Active share vs the S&P 500","value":"99.0%","as_of":"2026-10-09","source":null},{"label":"Top ten holdings","value":"49.9%","as_of":"2026-10-09","source":null},{"label":"Total return, 1 year","value":"+36.1%","as_of":"2026-10-09","source":null},{"label":"Net assets","value":"$10.8bn","as_of":"2026-10-09","source":"the issuer\u2019s own daily fund list, as of Oct 9, 2026"},{"label":"Expense ratio","value":"0.44%","as_of":"2026-10-09","source":"485BPOS XBRL, Jul 27, 2026"}]},"b":{"ticker":"IBBQ","name":"Invesco Nasdaq Biotechnology ETF","issuer":"Invesco","desk":"themes","as_of":"2026-10-09","verdict":"IBBQ holds 255 stocks, and 60% of its weight is outside the S&P 500.","url":"https://etfiq.com/funds/ibbq","key_facts":[{"label":"Already in the S&P 500","value":"39.8%","as_of":"2026-10-09","source":null},{"label":"Active share vs the S&P 500","value":"99.0%","as_of":"2026-10-09","source":null},{"label":"Top ten holdings","value":"46.1%","as_of":"2026-10-09","source":null},{"label":"Total return, 1 year","value":"+37.2%","as_of":"2026-10-09","source":null},{"label":"Net assets","value":"$108m","as_of":"2026-10-09","source":"issuer page, as of Oct 8, 2026"},{"label":"Expense ratio","value":"0.19%","as_of":"2026-10-09","source":"485BPOS XBRL, Dec 18, 2025"}]},"overlap_pct":86,"full_text_at":"https://etfiq.com/compare/themes/ibb-vs-ibbq"}