iShares Biotechnology ETF (IBB) Holdings $149.95 -2.10 (-1.38%) Closing price 10/10/2025 04:00 PM EasternExtended Trading$148.48 -1.47 (-0.98%) As of 10/10/2025 07:47 PM Eastern Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Polygon.io. Learn more. Add Compare Share Share Holdings Stock AnalysisChartDividendHeadlinesHoldingsOptions ChainOwnershipRatingsSEC FilingsShort InterestTrendsBuy This Stock Top 25 IBB HoldingsRankCompanyCurrent PriceWeightShares Held1AMGNAmgen$290.13-1.8%7.56%1,577,5162VRTXVertex Pharmaceuticals$407.79-1.7%7.54%1,160,6993GILDGilead Sciences$117.18+0.4%7.29%4,017,6064REGNRegeneron Pharmaceuticals$564.63-0.9%5.81%601,5945ALNYAlnylam Pharmaceuticals$459.66+0.6%5.43%739,3766IQVIQVIA$198.35-2.3%3.30%992,7197ARGXargenex$796.92-1.0%3.26%253,4098INSMInsmed$162.33-1.3%3.08%1,217,6179MTDMettler-Toledo International$1,274.39-2.5%2.55%120,45510BIIBBiogen$146.57-2.0%2.22%862,015 Get the Latest News and Ratings for IBB and Related StocksEnter your email address below to receive the latest news and analysts' ratings for iShares Biotechnology ETF and its competitors with MarketBeat's FREE daily newsletter. 11NTRANatera$169.27-2.2%2.10%779,34212ONCBeOne Medicines$320.10-4.7%2.03%366,97013UTHRUnited Therapeutics$440.00-1.2%1.88%257,70514WATWaters$331.74+0.4%1.85%349,86215INCYIncyte$83.80-1.1%1.59%1,136,49116ILMNIllumina$93.86-2.7%1.45%880,21117GMABGenmab A/S$31.81-0.1%1.44%2,667,16518NBIXNeurocrine Biosciences$136.63-1.3%1.25%568,38419MEDPMedpace$501.22-3.4%1.15%133,62920IONSIonis Pharmaceuticals$69.97-0.4%1.04%931,13121BMRNBioMarin Pharmaceutical$52.32-2.8%0.99%1,114,07022EXELExelixis$38.15-1.1%0.99%1,535,31723MRNAModerna$26.83-2.5%0.93%2,023,31824TECHBio-Techne$58.66-2.1%0.92%905,34225MDGLMadrigal Pharmaceuticals$429.60+0.3%0.85%118,754 Geographic ExposureUnited States95.0%Netherlands1.1%Bermuda0.7%Switzerland0.6%Canada0.6%Ireland0.5%Virgin Islands, British0.2%Jersey0.1%Italy0.1%Cayman Islands0.1%Singapore0.1%Luxembourg0.1%Israel0.1%Currency ExposureUSD100.0%Sector ExposureHealth Care98.4%Consumer Discretionary0.3%Biotechnology0.2%Life Sciences Tools & Services0.1%Energy0.1%Industrials0.1%Chemicals0.1%Industry ExposureBiotechnology80.7%Health Care Equipment & Supplies7.8%Health Care Providers & Services6.2%Life Sciences Tools & Services1.5%Pharmaceuticals1.4%Diversified Consumer Services1.1%Distributors0.3%Renewable Energy0.1%Chemicals0.1%Commercial Services & Supplies0.1%SubIndustry ExposureBiotechnology76.5%Life Sciences Tools & Services10.2%Health Care Services6.2%Pharmaceuticals2.2%Health Care Equipment0.3%Renewable Energy Equipment0.1%Specialty Chemicals0.1%Coupon Exposure0-299.8%2-40.2% Related Companies and Tools Related Companies PPH Holdings BBH Holdings PSCH Holdings PTH Holdings LFSC Holdings BIB Holdings HEAL Holdings IBBQ Holdings MEDX Holdings FTXH Holdings This page (NASDAQ:IBB) was last updated on 10/12/2025 by MarketBeat.com Staff From Our PartnersURGENT: The Market's 3 Red Flags Are FlashingHere’s the uncomfortable truth: The smartest investors in the world are already preparing for a crash befor...StockEarnings | SponsoredForget AI, This Will Be the Next Big Tech BreakthroughAfter picking Nvidia in 2016, before it jumped 27,000%... 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