IBB Holdings — iShares Biotechnology ETF
All 256 reported holdings of iShares Biotechnology ETF (IBB) by percentage of net assets, from the fund's latest SEC N-PORT filing.
| Holding | % of net assets | Value (USD) |
|---|---|---|
| BlackRock Funds III | 9.66% | $784.81M |
| Gilead Sciences, Inc. | 7.75% | $629.35M |
| Amgen, Inc. | 7.51% | $609.81M |
| Vertex Pharmaceuticals, Inc. | 7.44% | $604.63M |
| Regeneron Pharmaceuticals, Inc. | 7.21% | $585.84M |
| Alnylam Pharmaceuticals, Inc. | 3.99% | $324.13M |
| Insmed, Inc. | 3.20% | $259.65M |
| Argenx SE | 3.07% | $249.66M |
| Biogen, Inc. | 2.46% | $200.02M |
| Natera, Inc. | 2.41% | $196.11M |
| United Therapeutics Corp. | 2.30% | $187.09M |
| BeOne Medicines Ltd. | 1.93% | $157.14M |
| Incyte Corp. | 1.70% | $138.16M |
| Moderna, Inc. | 1.68% | $136.78M |
| Illumina, Inc. | 1.68% | $136.48M |
| Revolution Medicines, Inc. | 1.54% | $124.86M |
| Roivant Sciences Ltd. | 1.24% | $100.90M |
| Neurocrine Biosciences, Inc. | 1.18% | $95.84M |
| Genmab A/S | 1.17% | $95.38M |
| Bridgebio Pharma, Inc. | 1.13% | $91.98M |
| Ionis Pharmaceuticals, Inc. | 1.11% | $90.52M |
| Medpace Holdings, Inc. | 1.00% | $81.59M |
| Madrigal Pharmaceuticals, Inc. | 1.00% | $81.32M |
| Exelixis, Inc. | 0.99% | $80.26M |
| BioMarin Pharmaceutical, Inc. | 0.98% | $79.78M |
| Ascendis Pharma A/S | 0.96% | $77.76M |
| Praxis Precision Medicines, Inc. | 0.77% | $62.86M |
| Charles River Laboratories International, Inc. | 0.77% | $62.47M |
| Arrowhead Pharmaceuticals, Inc. | 0.75% | $61.14M |
| Vaxcyte, Inc. | 0.75% | $60.77M |
| Bio-Techne Corp. | 0.74% | $60.20M |
| Cytokinetics, Inc. | 0.73% | $59.12M |
| Halozyme Therapeutics, Inc. | 0.69% | $56.13M |
| Axsome Therapeutics, Inc. | 0.66% | $53.93M |
| BioNTech SE | 0.66% | $53.28M |
| Krystal Biotech, Inc. | 0.60% | $48.81M |
| Protagonist Therapeutics, Inc. | 0.58% | $47.12M |
| Repligen Corp. | 0.58% | $46.76M |
| Kymera Therapeutics, Inc. | 0.53% | $43.43M |
| Alkermes plc | 0.53% | $43.02M |
| Rhythm Pharmaceuticals, Inc. | 0.51% | $41.27M |
| Abivax SA | 0.50% | $40.92M |
| PTC Therapeutics, Inc. | 0.50% | $40.41M |
| Cogent Biosciences, Inc. | 0.48% | $38.85M |
| Arcellx, Inc. | 0.47% | $38.56M |
| Terns Pharmaceuticals, Inc. | 0.46% | $37.63M |
| Nuvalent, Inc. | 0.45% | $36.42M |
| Mirum Pharmaceuticals, Inc. | 0.45% | $36.28M |
| Tempus AI, Inc. | 0.43% | $35.00M |
| Xenon Pharmaceuticals, Inc. | 0.43% | $34.80M |
| Amicus Therapeutics, Inc. | 0.41% | $33.37M |
| CRISPR Therapeutics AG | 0.39% | $31.57M |
| Apellis Pharmaceuticals, Inc. | 0.39% | $31.31M |
| Apogee Therapeutics, Inc. | 0.37% | $29.76M |
| Scholar Rock Holding Corp. | 0.36% | $29.19M |
| ACADIA Pharmaceuticals, Inc. | 0.34% | $27.85M |
| Bruker Corp. | 0.34% | $27.61M |
| Crinetics Pharmaceuticals, Inc. | 0.32% | $26.38M |
| CG oncology, Inc. | 0.32% | $25.67M |
| Spyre Therapeutics, Inc. | 0.30% | $24.16M |
| Erasca, Inc. | 0.28% | $22.40M |
| Tarsus Pharmaceuticals, Inc. | 0.26% | $20.87M |
| Twist Bioscience Corp. | 0.26% | $20.76M |
| Centessa Pharmaceuticals plc | 0.25% | $20.68M |
| Ideaya Biosciences, Inc. | 0.25% | $20.51M |
| Denali Therapeutics, Inc. | 0.25% | $20.26M |
| Travere Therapeutics, Inc. | 0.25% | $20.04M |
| ImmunityBio, Inc. | 0.24% | $19.73M |
| Arcutis Biotherapeutics, Inc. | 0.24% | $19.20M |
| Veracyte, Inc. | 0.23% | $18.66M |
| Structure Therapeutics, Inc. | 0.23% | $18.40M |
| Edgewise Therapeutics, Inc. | 0.22% | $18.02M |
| 10X Genomics, Inc. | 0.22% | $17.87M |
| Legend Biotech Corp. | 0.22% | $17.80M |
| Newamsterdam Pharma Co. NV | 0.21% | $17.21M |
| Vera Therapeutics, Inc. | 0.21% | $16.89M |
| Dyne Therapeutics, Inc. | 0.20% | $16.63M |
| Beam Therapeutics, Inc. | 0.20% | $16.49M |
| BioCryst Pharmaceuticals, Inc. | 0.20% | $16.33M |
| Kodiak Sciences, Inc. | 0.20% | $16.10M |
| Sarepta Therapeutics, Inc. | 0.20% | $16.09M |
| Caris Life Sciences, Inc. | 0.20% | $16.06M |
| Immunovant, Inc. | 0.19% | $15.56M |
| ADMA Biologics, Inc. | 0.19% | $15.42M |
| Adaptive Biotechnologies Corp. | 0.19% | $15.35M |
| Summit Therapeutics, Inc. | 0.19% | $15.16M |
| Oruka Therapeutics, Inc. | 0.18% | $14.93M |
| Syndax Pharmaceuticals, Inc. | 0.18% | $14.75M |
| Tango Therapeutics, Inc. | 0.18% | $14.39M |
| Ultragenyx Pharmaceutical, Inc. | 0.18% | $14.25M |
| Disc Medicine, Inc. | 0.17% | $13.74M |
| Agios Pharmaceuticals, Inc. | 0.17% | $13.53M |
| GRAIL, Inc. | 0.17% | $13.49M |
| Definium Therapeutics, Inc. | 0.16% | $13.29M |
| Zymeworks, Inc. | 0.16% | $13.27M |
| Arcus Biosciences, Inc. | 0.16% | $13.23M |
| BlackRock Funds III | 0.16% | $13.00M |
| Aurinia Pharmaceuticals, Inc. | 0.16% | $12.96M |
| Enliven Therapeutics, Inc. | 0.16% | $12.64M |
| Day One Biopharmaceuticals, Inc. | 0.15% | $12.41M |
| Vericel Corp. | 0.15% | $12.02M |
| Mineralys Therapeutics, Inc. | 0.15% | $11.91M |
| Alumis, Inc. | 0.14% | $11.68M |
| Zai Lab Ltd. | 0.14% | $11.54M |
| Nurix Therapeutics, Inc. | 0.14% | $11.17M |
| Stoke Therapeutics, Inc. | 0.13% | $10.79M |
| Intellia Therapeutics, Inc. | 0.13% | $10.71M |
| AnaptysBio, Inc. | 0.13% | $10.66M |
| Recursion Pharmaceuticals, Inc. | 0.13% | $10.50M |
| Tyra Biosciences, Inc. | 0.13% | $10.44M |
| Relay Therapeutics, Inc. | 0.12% | $9.75M |
| Amylyx Pharmaceuticals, Inc. | 0.12% | $9.56M |
| Novavax, Inc. | 0.12% | $9.42M |
| Iovance Biotherapeutics, Inc. | 0.11% | $9.19M |
| WaVe Life Sciences Ltd. | 0.10% | $8.53M |
| Immunocore Holdings plc | 0.10% | $8.36M |
| Novocure Ltd. | 0.10% | $8.32M |
| Galapagos NV | 0.10% | $8.16M |
| Grifols SA | 0.10% | $7.83M |
| Biohaven Ltd. | 0.10% | $7.76M |
| Nuvation Bio, Inc. | 0.09% | $7.70M |
| AtaiBeckley, Inc. | 0.09% | $7.65M |
| Taysha Gene Therapies, Inc. | 0.09% | $7.47M |
| Sionna Therapeutics, Inc. | 0.09% | $7.42M |
| Trevi Therapeutics, Inc. | 0.09% | $7.26M |
| Mesoblast Ltd. | 0.09% | $7.08M |
| Corvus Pharmaceuticals, Inc. | 0.09% | $6.92M |
| Olema Pharmaceuticals, Inc. | 0.08% | $6.83M |
| Rapport Therapeutics, Inc. | 0.08% | $6.81M |
| uniQure NV | 0.08% | $6.76M |
| Geron Corp. | 0.08% | $6.72M |
| Fortrea Holdings, Inc. | 0.08% | $6.53M |
| Vir Biotechnology, Inc. | 0.08% | $6.31M |
| Xencor, Inc. | 0.08% | $6.19M |
| AbCellera Biologics, Inc. | 0.07% | $6.04M |
| MBX Biosciences, Inc. | 0.07% | $5.96M |
| Maze Therapeutics, Inc. | 0.07% | $5.91M |
| CareDx, Inc. | 0.07% | $5.87M |
| Theravance Biopharma, Inc. | 0.07% | $5.74M |
| Monte Rosa Therapeutics, Inc. | 0.07% | $5.70M |
| KalVista Pharmaceuticals, Inc. | 0.07% | $5.57M |
| Janux Therapeutics, Inc. | 0.07% | $5.45M |
| Pharvaris NV | 0.07% | $5.42M |
| MannKind Corp. | 0.07% | $5.39M |
| ORIC Pharmaceuticals, Inc. | 0.07% | $5.38M |
| Castle Biosciences, Inc. | 0.07% | $5.30M |
| Annexon, Inc. | 0.07% | $5.28M |
| UroGen Pharma Ltd. | 0.06% | $5.14M |
| Kura Oncology, Inc. | 0.06% | $5.11M |
| Inhibrx Biosciences, Inc. | 0.06% | $5.10M |
| Stevanato Group SpA | 0.06% | $5.09M |
| Arbutus Biopharma Corp. | 0.06% | $5.04M |
| Septerna, Inc. | 0.06% | $4.83M |
| Alto Neuroscience, Inc. | 0.06% | $4.78M |
| Bicara Therapeutics, Inc. | 0.06% | $4.71M |
| GH Research plc | 0.06% | $4.70M |
| ArriVent Biopharma, Inc. | 0.06% | $4.64M |
| CytomX Therapeutics, Inc. | 0.06% | $4.64M |
| Cullinan Therapeutics, Inc. | 0.06% | $4.60M |
| Replimune Group, Inc. | 0.05% | $4.37M |
| Precigen, Inc. | 0.05% | $4.28M |
| Arvinas, Inc. | 0.05% | $4.27M |
| Savara, Inc. | 0.05% | $4.23M |
| Ironwood Pharmaceuticals, Inc. | 0.05% | $4.12M |
| Phathom Pharmaceuticals, Inc. | 0.05% | $3.97M |
| Zevra Therapeutics, Inc. | 0.05% | $3.86M |
| Cytek Biosciences, Inc. | 0.05% | $3.80M |
| MeiraGTx Holdings plc | 0.05% | $3.73M |
| ARS Pharmaceuticals, Inc. | 0.05% | $3.72M |
| BioAge Labs, Inc. | 0.05% | $3.70M |
| Sana Biotechnology, Inc. | 0.04% | $3.56M |
| Rigel Pharmaceuticals, Inc. | 0.04% | $3.54M |
| Zenas Biopharma, Inc. | 0.04% | $3.44M |
| Compass Pathways plc | 0.04% | $3.39M |
| Fulcrum Therapeutics, Inc. | 0.04% | $3.29M |
| OPKO Health, Inc. | 0.04% | $3.29M |
| Solid Biosciences, Inc. | 0.04% | $3.22M |
| 4D Molecular Therapeutics, Inc. | 0.04% | $3.15M |
| Prothena Corp. plc | 0.04% | $3.14M |
| Emergent BioSolutions, Inc. | 0.04% | $3.12M |
| Myriad Genetics, Inc. | 0.04% | $2.98M |
| Absci Corp. | 0.04% | $2.93M |
| BridgeBio Oncology Therapeutics, Inc. | 0.04% | $2.90M |
| Perspective Therapeutics, Inc. | 0.04% | $2.89M |
| Aclaris Therapeutics, Inc. | 0.04% | $2.87M |
| Altimmune, Inc. | 0.04% | $2.85M |
| Vanda Pharmaceuticals, Inc. | 0.03% | $2.80M |
| Allogene Therapeutics, Inc. | 0.03% | $2.80M |
| REGENXBIO, Inc. | 0.03% | $2.78M |
| Rocket Pharmaceuticals, Inc. | 0.03% | $2.69M |
| Pacific Biosciences of California, Inc. | 0.03% | $2.67M |
| Lexeo Therapeutics, Inc. | 0.03% | $2.63M |
| Contineum Therapeutics, Inc. | 0.03% | $2.62M |
| Alvotech SA | 0.03% | $2.62M |
| Enanta Pharmaceuticals, Inc. | 0.03% | $2.59M |
| Lineage Cell Therapeutics, Inc. | 0.03% | $2.56M |
| ADC Therapeutics SA | 0.03% | $2.52M |
| Standard BioTools, Inc. | 0.03% | $2.53M |
| Design Therapeutics, Inc. | 0.03% | $2.51M |
| Personalis, Inc. | 0.03% | $2.50M |
| Atea Pharmaceuticals, Inc. | 0.03% | $2.48M |
| Prime Medicine, Inc. | 0.03% | $2.45M |
| Keros Therapeutics, Inc. | 0.03% | $2.37M |
| Fulgent Genetics, Inc. | 0.03% | $2.37M |
| Tectonic Therapeutic, Inc. | 0.03% | $2.35M |
| Aura Biosciences, Inc. | 0.03% | $2.26M |
| Kyverna Therapeutics, Inc. | 0.03% | $2.17M |
| Maravai LifeSciences Holdings, Inc. | 0.03% | $2.15M |
| Immuneering Corp. | 0.03% | $2.06M |
| Anavex Life Sciences Corp. | 0.03% | $2.05M |
| Entrada Therapeutics, Inc. | 0.02% | $2.00M |
| Ginkgo Bioworks Holdings, Inc. | 0.02% | $1.95M |
| Upstream Bio, Inc. | 0.02% | $1.92M |
| Neurogene, Inc. | 0.02% | $1.91M |
| LENZ Therapeutics, Inc. | 0.02% | $1.89M |
| Autolus Therapeutics plc | 0.02% | $1.82M |
| Editas Medicine, Inc. | 0.02% | $1.81M |
| Cabaletta Bio, Inc. | 0.02% | $1.70M |
| C4 Therapeutics, Inc. | 0.02% | $1.60M |
| Larimar Therapeutics, Inc. | 0.02% | $1.58M |
| Candel Therapeutics, Inc. | 0.02% | $1.45M |
| Arcturus Therapeutics Holdings, Inc. | 0.02% | $1.44M |
| OmniAb, Inc. | 0.02% | $1.37M |
| NovaBridge Biosciences | 0.02% | $1.33M |
| Voyager Therapeutics, Inc. | 0.02% | $1.27M |
| AC Immune SA | 0.01% | $1.22M |
| Bicycle Therapeutics plc | 0.01% | $1.13M |
| Caribou Biosciences, Inc. | 0.01% | $1.13M |
| Codexis, Inc. | 0.01% | $1.11M |
| Lyell Immunopharma, Inc. | 0.01% | $1.09M |
| Cellectis SA | 0.01% | $1.08M |
| Foghorn Therapeutics, Inc. | 0.01% | $1.07M |
| Quanterix Corp. | 0.01% | $1.00M |
| Sagimet Biosciences, Inc. | 0.01% | $988.50K |
| Quantum-Si, Inc. | 0.01% | $947.02K |
| Silence Therapeutics plc | 0.01% | $913.36K |
| Tenaya Therapeutics, Inc. | 0.01% | $830.88K |
| Neumora Therapeutics, Inc. | 0.01% | $821.79K |
| PepGen, Inc. | 0.01% | $798.86K |
| Humacyte, Inc. | 0.01% | $741.46K |
| Black Diamond Therapeutics, Inc. | 0.01% | $684.88K |
| Pyxis Oncology, Inc. | 0.01% | $503.89K |
| Gossamer Bio, Inc. | 0.01% | $496.21K |
| Jyong Biotech Ltd. | 0.01% | $443.97K |
| Akero Therapeutics, Inc. | 0.00% | $340.53K |
| Aardvark Therapeutics, Inc. | 0.00% | $338.10K |
| Immutep Ltd. | 0.00% | $284.04K |
| Alpha Teknova, Inc. | 0.00% | $230.15K |
| Contra Chinook Therape | 0.00% | $54.56K |
| Cargo Therapeutics, Inc. | 0.00% | $2 |
| Fusion Pharmaceuticals, Inc. | 0.00% | $1.03K |
| OmniAb, Inc. | 0.00% | $0 |
| Cartesian Therapeutics, Inc. | 0.00% | $1.59K |
| OmniAb Operations, Inc. | 0.00% | $0 |
| Akouos, Inc. | 0.00% | $2 |
| Third Harmonic Bio, Inc. | 0.00% | $1 |