{"url":"https://etfiq.com/compare/themes/pbph-vs-xbi","section":"compare","title":"PBPH vs XBI: which is really different? | ETFIQ","description":"59.2% of PBPH and 12.7% of XBI is already in the S&P 500 by weight, as filed, and 14% of the two books are the same names at the same weight.","as_of":"Oct 9, 2026","structured_data":[{"@type":"FAQPage","mainEntity":[{"@type":"Question","name":"Do PBPH and XBI hold the same stocks?","acceptedAnswer":{"@type":"Answer","text":"By their latest filings, 14% of their books are the same securities at the same weight, which is mostly different names. 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, PBPH or XBI?","acceptedAnswer":{"@type":"Answer","text":"PBPH has 59% of its weight in S&P 500 names and XBI has 13%, so XBI differs more from the index."}},{"@type":"Question","name":"Which is cheaper, PBPH or XBI?","acceptedAnswer":{"@type":"Answer","text":"PBPH charges 0.13% a year and XBI charges 0.35%, so PBPH 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":"PBPH vs XBI","item":"https://etfiq.com/compare/themes/pbph-vs-xbi"}]},{"@type":"WebPage","name":"PBPH vs XBI: which is really different?","description":"59.2% of PBPH and 12.7% of XBI is already in the S&P 500 by weight, as filed, and 14% of the two books are the same names at the same weight.","url":"https://etfiq.com/compare/themes/pbph-vs-xbi","dateModified":"2026-10-10","abstract":"PBPH and XBI hold 14% of their weight in the same names.","publisher":{"@id":"https://etfiq.com/#org"},"isPartOf":{"@id":"https://etfiq.com/#website"},"speakable":{"@type":"SpeakableSpecification","cssSelector":[".verdict",".faq"]}},{"@type":"Dataset","name":"ETFIQ comparison of PBPH and XBI","description":"59.2% of PBPH and 12.7% of XBI is already in the S&P 500 by weight, as filed, and 14% of the two books are the same names at the same weight.","dateModified":"2026-10-10","creator":{"@id":"https://etfiq.com/#org"},"isAccessibleForFree":true,"url":"https://etfiq.com/compare/themes/pbph-vs-xbi","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":7696,"truncated":true,"content":"ETFIQ / Thematic ETFs / Head to head / PBPH vs XBI \n ETFIQ etfiq.com \u00b7 independent ETF data \n\n Data as of Oct 9, 2026 .\n\n PBPH vs XBI: which is really different?\n\n PBPH and XBI hold 14% of their weight in the same names.\n Copy this for sharing \n \n PBPH costs 0.22 points a year less; XBI is 10.4 times larger.\n PBPH and XBI at a glance. As of Oct 9, 2026. Source: ETFIQ. PBPH XBI \n Expense ratio 0.13% 0.35% \n Net assets, PBPH as of Jul 31, 2026 and XBI as of Oct 8, 2026 $952m $9.9bn \n Total return, 1 year not published +45.0% \n What it tracks Biotech Biotech \n Holdings in common 14% \n Holdings in","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, PBPH against XBI, data as of Oct 9, 2026. https://etfiq.com/compare/themes/pbph-vs-xbi","a":{"ticker":"PBPH","name":"Portfolio Building Block World Pharma and Biotech Index ETF","issuer":"Portfolio Building Block","desk":"themes","as_of":"2026-10-09","verdict":"PBPH holds 53 stocks, and 41% of its weight is outside the S&P 500.","url":"https://etfiq.com/funds/pbph","key_facts":[{"label":"Already in the S&P 500","value":"59.2%","as_of":"2026-10-09","source":null},{"label":"Active share vs the S&P 500","value":"95.0%","as_of":"2026-10-09","source":null},{"label":"Top ten holdings","value":"61.9%","as_of":"2026-10-09","source":null},{"label":"Total return, since launch","value":"+13.2%","as_of":"2026-10-09","source":null},{"label":"Net assets","value":"$952m","as_of":"2026-10-09","source":"SEC filing, whole fund, as filed for Jul 31, 2026"},{"label":"Expense ratio","value":"0.13%","as_of":"2026-10-09","source":"485BPOS XBRL, Oct 27, 2025"}]},"b":{"ticker":"XBI","name":"State Street(R) SPDR(R) S&P(R) Biotech ETF","issuer":"State Street","desk":"themes","as_of":"2026-10-09","verdict":"XBI holds 165 stocks, and 87% of its weight is outside the S&P 500.","url":"https://etfiq.com/funds/xbi","key_facts":[{"label":"Already in the S&P 500","value":"12.7%","as_of":"2026-10-09","source":null},{"label":"Active share vs the S&P 500","value":"98.4%","as_of":"2026-10-09","source":null},{"label":"Top ten holdings","value":"16.9%","as_of":"2026-10-09","source":null},{"label":"Total return, 1 year","value":"+45.0%","as_of":"2026-10-09","source":null},{"label":"Net assets","value":"$9.9bn","as_of":"2026-10-09","source":"the issuer\u2019s own daily fund list, as of Oct 8, 2026"},{"label":"Expense ratio","value":"0.35%","as_of":"2026-10-09","source":"485BPOS XBRL, Oct 24, 2025"}]},"overlap_pct":14,"full_text_at":"https://etfiq.com/compare/themes/pbph-vs-xbi"}