{"url":"https://etfiq.com/compare/themes/bbh-vs-ibb","section":"compare","title":"BBH vs IBB: which is really different? | ETFIQ","description":"BBH and IBB hold 64% of their weight in the same names, and BBH returned +38.3% over the year. Returns and overlap to Oct 9, 2026.","as_of":"Oct 9, 2026","structured_data":[{"@type":"FAQPage","mainEntity":[{"@type":"Question","name":"Do BBH and IBB hold the same stocks?","acceptedAnswer":{"@type":"Answer","text":"By their latest filings, 64% 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, BBH or IBB?","acceptedAnswer":{"@type":"Answer","text":"BBH has 61% of its weight in S&P 500 names and IBB has 40%, so BBH differs more from the index."}},{"@type":"Question","name":"Which is cheaper, BBH or IBB?","acceptedAnswer":{"@type":"Answer","text":"BBH charges 0.35% a year and IBB charges 0.44%, so BBH 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":"BBH vs IBB","item":"https://etfiq.com/compare/themes/bbh-vs-ibb"}]},{"@type":"WebPage","name":"BBH vs IBB: which is really different?","description":"BBH and IBB hold 64% of their weight in the same names, and BBH returned +38.3% over the year. Returns and overlap to Oct 9, 2026.","url":"https://etfiq.com/compare/themes/bbh-vs-ibb","dateModified":"2026-10-10","abstract":"BBH and IBB hold 64% of their weight in the same names, and BBH returned +38.3% 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 BBH and IBB","description":"BBH and IBB hold 64% of their weight in the same names, and BBH returned +38.3% 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/bbh-vs-ibb","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":7307,"truncated":true,"content":"ETFIQ / Thematic ETFs / Head to head / BBH vs IBB \n ETFIQ etfiq.com \u00b7 independent ETF data \n\n Data as of Oct 9, 2026 .\n\n BBH vs IBB: which is really different?\n\n BBH and IBB hold 64% of their weight in the same names, and BBH returned +38.3% over the year.\n Copy this for sharing \n \n BBH costs 0.09 points a year less; their one-year returns differ by 2.2 points; IBB is far larger, $10.8bn against $472m.\n BBH and IBB at a glance. As of Oct 9, 2026. Source: ETFIQ. BBH IBB \n Expense ratio 0.35% 0.44% \n Net assets, BBH as of Oct 8, 2026 and IBB as of Oct 9, 2026 $472m $10.8bn \n Total return, 1 year","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, BBH against IBB, data as of Oct 9, 2026. https://etfiq.com/compare/themes/bbh-vs-ibb","a":{"ticker":"BBH","name":"VanEck Biotech ETF","issuer":"VanEck","desk":"themes","as_of":"2026-10-09","verdict":"BBH holds 25 stocks, and 39% of its weight is outside the S&P 500.","url":"https://etfiq.com/funds/bbh","key_facts":[{"label":"Already in the S&P 500","value":"61.3%","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":"72.8%","as_of":"2026-10-09","source":null},{"label":"Total return, 1 year","value":"+38.3%","as_of":"2026-10-09","source":null},{"label":"Net assets","value":"$472m","as_of":"2026-10-09","source":"the issuer\u2019s daily holdings, added up, as of Oct 8, 2026"},{"label":"Expense ratio","value":"0.35%","as_of":"2026-10-09","source":"485BPOS XBRL, Jan 27, 2026"}]},"b":{"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"}]},"overlap_pct":64,"full_text_at":"https://etfiq.com/compare/themes/bbh-vs-ibb"}