iShares Biotechnology ETF (IBB)
NASDAQ: IBB
· Real-Time Price · USD
138.38
-0.38 (-0.27%)
At close: Aug 18, 2025, 3:59 PM
139.15
0.56%
After-hours: Aug 18, 2025, 07:16 PM EDT
IBB Holdings List
As of Aug 15, 2025
The iShares Biotechnology ETF is an equity ETF with a total of 248 individual holdings.
The top holdings are Gilead Sciences at 7.75%, Amgen at 7.22%, Regeneron Pharmaceuticals at 6.46%, Vertex Pharmaceuticals Incorporated at 6.33%, and Alnylam Pharmaceuticals at 6.05%.
248
47.84%
Equity
5.57B
20.90
0.4400%
Sector Allocation
| Rank | Symbol | Name | Price | % Change | Shares | % Weight |
|---|---|---|---|---|---|---|
| 1 | GILD | Gilead Sciences... | 117.99 | -0.32% | 3.68M | 7.75% |
| 2 | AMGN | Amgen Inc. | 292.57 | -1.32% | 1.38M | 7.22% |
| 3 | REGN | Regeneron Pharm... | 573.95 | -1.11% | 630.89K | 6.46% |
| 4 | VRTX | Vertex Pharmace... | 389.89 | -0.74% | 909.65K | 6.33% |
| 5 | ALNY | Alnylam Pharmac... | 457.12 | +1.83% | 762.75K | 6.05% |
| 6 | IQV | IQVIA Holdings ... | 192.49 | +0.73% | 1.05M | 3.56% |
| 7 | MTD | Mettler-Toledo ... | 1312.31 | 0.00% | 127.19K | 2.98% |
| 8 | ARGX | argenx SE | 660.85 | +1.07% | 237.13K | 2.75% |
| 9 | INSM | Insmed Incorpor... | 127.27 | -0.42% | 1.11M | 2.49% |
| 10 | NTRA | Natera, Inc. | 161.24 | -1.09% | 777.68K | 2.25% |
| 11 | BIIB | Biogen Inc. | 135.91 | -1.94% | 885.84K | 2.16% |
| 12 | WAT | Waters Corporat... | 289.20 | -0.81% | 368.25K | 1.91% |
| 13 | ONC | BeOne Medicines... | 319.12 | -0.7% | 334.3K | 1.89% |
| 14 | BNTX | BioNTech SE | 112.56 | -0.85% | 919.95K | 1.85% |
| 15 | INCY | Incyte Corporat... | 84.91 | -2.31% | 1.17M | 1.80% |
| 16 | ILMN | Illumina, Inc. | 100.53 | +0.41% | 943.34K | 1.69% |
| 17 | UTHR | United Therapeu... | 314.21 | +0.34% | 272.01K | 1.50% |
| 18 | NBIX | Neurocrine Bios... | 133.22 | +0.24% | 583.68K | 1.37% |
| 19 | BMRN | BioMarin Pharma... | 57.45 | -0.15% | 1.18M | 1.20% |
| 20 | MEDP | Medpace Holding... | 463.10 | +1.15% | 142.92K | 1.17% |
| 21 | EXEL | Exelixis, Inc. | 37.79 | -1.36% | 1.65M | 1.11% |
| 22 | GMAB | Genmab A/S | 23.41 | +0.45% | 2.48M | 1.02% |
| 23 | MRNA | Moderna, Inc. | 28.06 | +0.14% | 2.01M | 1.00% |
| 24 | TECH | Bio-Techne Corp... | 53.29 | -0.58% | 955.79K | 0.91% |
| 25 | BBIO | BridgeBio Pharm... | 49.05 | -4.41% | 996.21K | 0.90% |
| 26 | HALO | Halozyme Therap... | 68.97 | +2.52% | 736.36K | 0.88% |
| 27 | CRL | Charles River L... | 157.07 | +0.25% | 296.81K | 0.83% |
| 28 | MDGL | Madrigal Pharma... | 391.45 | +5.84% | 126.73K | 0.82% |
| 29 | ASND | Ascendis Pharma... | 194.16 | -2.1% | 233.71K | 0.81% |
| 30 | RGEN | Repligen Corpor... | 124.13 | -0.17% | 333.55K | 0.74% |
| 31 | IONS | Ionis Pharmaceu... | 43.45 | -0.75% | 943.58K | 0.73% |
| 32 | TEM | Tempus AI, Inc. | 78.45 | +6.33% | 547.01K | 0.72% |
| 33 | RVMD | Revolution Medi... | 36.47 | +0.41% | 989.7K | 0.64% |
| 34 | RYTM | Rhythm Pharmace... | 98.06 | +0.46% | 357.99K | 0.62% |
| 35 | VRNA | Verona Pharma p... | 105.77 | +0.47% | 300.01K | 0.56% |
| 36 | RNA | Avidity Bioscie... | 44.47 | -4.3% | 662.57K | 0.56% |
| 37 | ROIV | Roivant Science... | 11.80 | -0.38% | 2.56M | 0.54% |
| 38 | CRSP | CRISPR Therapeu... | 57.61 | -3.55% | 504.1K | 0.53% |
| 39 | ALKS | Alkermes plc | 28.15 | -3.1% | 971.27K | 0.50% |
| 40 | CYTK | Cytokinetics, I... | 38.95 | +0.74% | 727.55K | 0.49% |
| 41 | AXSM | Axsome Therapeu... | 111.07 | +1.70% | 248.56K | 0.48% |
| 42 | LEGN | Legend Biotech ... | 37.47 | -0.08% | 718.07K | 0.47% |
| 43 | MRUS | Merus N.V. | 66.05 | -1.79% | 382.8K | 0.45% |
| 44 | ACAD | ACADIA Pharmace... | 25.05 | -1.11% | 1M | 0.45% |
| 45 | PCVX | Vaxcyte, Inc. | 32.08 | -1.9% | 742.87K | 0.43% |
| 46 | ADMA | ADMA Biologics,... | 17.62 | +3.74% | 1.43M | 0.43% |
| 47 | PTCT | PTC Therapeutic... | 49.77 | +1.95% | 476.66K | 0.41% |
| 48 | KRYS | Krystal Biotech... | 146.32 | -2.63% | 153.64K | 0.41% |
| 49 | AKRO | Akero Therapeut... | 48.69 | -1.4% | 450.94K | 0.39% |
| 50 | BRKR | Bruker Corporat... | 34.25 | +2.18% | 634.55K | 0.38% |
| 51 | NUVL | Nuvalent, Inc. | 75.03 | -1.33% | 281.51K | 0.38% |
| 52 | PTGX | Protagonist The... | 56.13 | +0.11% | 356.32K | 0.35% |
| 53 | SMMT | Summit Therapeu... | 26.28 | -1.54% | 679.84K | 0.32% |
| 54 | APLS | Apellis Pharmac... | 27.36 | -1.41% | 624.75K | 0.31% |
| 55 | ACLX | Arcellx, Inc. | 71.60 | -3.35% | 242.36K | 0.31% |
| 56 | XENE | Xenon Pharmaceu... | 37.83 | -1.05% | 460.79K | 0.31% |
| 57 | MIRM | Mirum Pharmaceu... | 66.68 | -1.84% | 236.42K | 0.28% |
| 58 | CRNX | Crinetics Pharm... | 29.72 | -3.26% | 522.16K | 0.28% |
| 59 | RARE | Ultragenyx Phar... | 29.70 | +0.03% | 534.49K | 0.28% |
| 60 | ZLAB | Zai Lab Limited | 35.67 | -0.17% | 416.97K | 0.26% |
| 61 | SRRK | Scholar Rock Ho... | 31.52 | +0.35% | 467.67K | 0.26% |
| 62 | VCYT | Veracyte, Inc. | 30.07 | -0.48% | 470.68K | 0.25% |
| 63 | KYMR | Kymera Therapeu... | 43.64 | +2.37% | 327.05K | 0.24% |
| 64 | ARWR | Arrowhead Pharm... | 19.91 | -2.93% | 660.93K | 0.24% |
| 65 | FOLD | Amicus Therapeu... | 7.42 | +0.27% | 1.78M | 0.23% |
| 66 | AGIO | Agios Pharmaceu... | 37.45 | +1.19% | 339.47K | 0.22% |
| 67 | TARS | Tarsus Pharmace... | 54.57 | +0.66% | 222.29K | 0.21% |
| 68 | IDYA | IDEAYA Bioscien... | 24.73 | +1.66% | 487.97K | 0.21% |
| 69 | SRPT | Sarepta Therape... | 20.98 | -3.78% | 540.52K | 0.21% |
| 70 | XTSLA | Blk csh fnd tre... | n/a | n/a | 11.61M | 0.21% |
| 71 | ADPT | Adaptive Biotec... | 12.43 | -4.68% | 881.38K | 0.20% |
| 72 | DNLI | Denali Therapeu... | 14.82 | +0.85% | 764.8K | 0.20% |
| 73 | VCEL | Vericel Corpora... | 36.29 | +0.03% | 309.47K | 0.20% |
| 74 | GRFS | Grifols, S.A. | 10.59 | -1.26% | 1.02M | 0.19% |
| 75 | RXRX | Recursion Pharm... | 5.51 | -4.42% | 1.87M | 0.19% |
| 76 | BCRX | BioCryst Pharma... | 8.38 | +0.18% | 1.25M | 0.19% |
| 77 | ARQT | Arcutis Biother... | 16.74 | -0.89% | 618.58K | 0.18% |
| 78 | TWST | Twist Bioscienc... | 28.04 | -0.28% | 357.04K | 0.18% |
| 79 | TVTX | Travere Therape... | 18.78 | -0.21% | 525.71K | 0.17% |
| 80 | BEAM | Beam Therapeuti... | 17.11 | -3.98% | 549.61K | 0.17% |
| 81 | NAMS | NewAmsterdam Ph... | 25.41 | +1.36% | 384.69K | 0.17% |
| 82 | COGT | Cogent Bioscien... | 12.11 | +1.85% | 775.14K | 0.16% |
| 83 | AUPH | Aurinia Pharmac... | 12.21 | -0.45% | 723.77K | 0.16% |
| 84 | APGE | Apogee Therapeu... | 36.93 | -0.97% | 235.47K | 0.16% |
| 85 | NVAX | Novavax, Inc. | 9.70 | +1.25% | 904.73K | 0.15% |
| 86 | TXG | 10x Genomics, I... | 13.47 | +0.86% | 632.57K | 0.15% |
| 87 | DYN | Dyne Therapeuti... | 12.32 | -0.44% | 662.05K | 0.14% |
| 88 | MESO | Mesoblast Limit... | 15.94 | -1.91% | 487.25K | 0.14% |
| 89 | IRON | Disc Medicine, ... | 58.85 | -1.69% | 132.48K | 0.14% |
| 90 | ETNB | 89bio, Inc. | 9.44 | +2.22% | 858.91K | 0.14% |
| 91 | BHVN | Biohaven Ltd. | 16.02 | +1.94% | 498.56K | 0.14% |
| 92 | JANX | Janux Therapeut... | 25.50 | +1.55% | 307.54K | 0.14% |
| 93 | DVAX | Dynavax Technol... | 10.76 | -0.28% | 703.66K | 0.13% |
| 94 | SNDX | Syndax Pharmace... | 15.88 | +0.92% | 479.92K | 0.13% |
| 95 | CGON | CG Oncology, In... | 26.15 | +1.75% | 278.57K | 0.13% |
| 96 | NVCR | NovoCure Limite... | 12.11 | +3.20% | 601.66K | 0.13% |
| 97 | STVN | Stevanato Group... | 22.53 | -0.4% | 296.89K | 0.12% |
| 98 | MNKD | MannKind Corpor... | 3.81 | +2.28% | 1.81M | 0.12% |
| 99 | WVE | Wave Life Scien... | 9.74 | -0.15% | 699.62K | 0.12% |
| 100 | EWTX | Edgewise Therap... | 14.00 | -1.06% | 474.45K | 0.12% |
| 101 | NTLA | Intellia Therap... | 10.72 | -2.41% | 597.58K | 0.12% |
| 102 | IMVT | Immunovant, Inc... | 15.27 | +0.33% | 428.32K | 0.11% |
| 103 | IMCR | Immunocore Hold... | 32.35 | -1.61% | 188.19K | 0.11% |
| 104 | VERA | Vera Therapeuti... | 21.80 | +1.18% | 292.86K | 0.11% |
| 105 | ABCL | AbCellera Biolo... | 4.67 | +1.63% | 1.35M | 0.11% |
| 106 | GLPG | Galapagos N.V. | 32.88 | +1.26% | 189.85K | 0.11% |
| 107 | LENZ | LENZ Therapeuti... | 38.69 | +2.22% | 152.7K | 0.11% |
| 108 | ZYME | Zymeworks Inc. | 14.09 | -1.92% | 420.82K | 0.11% |
| 109 | GRAL | GRAIL, Inc. | 32.80 | +1.14% | 180.32K | 0.10% |
| 110 | CNTA | Centessa Pharma... | 17.56 | -2.71% | 326.78K | 0.10% |
| 111 | ALVO | Alvotech | 9.00 | +12.15% | 706.06K | 0.10% |
| 112 | GERN | Geron Corporati... | 1.45 | -0.34% | 3.76M | 0.10% |
| 113 | SYRE | Spyre Therapeut... | 16.92 | -0.18% | 311.9K | 0.10% |
| 114 | PRAX | Praxis Precisio... | 46.61 | -1% | 113.23K | 0.10% |
| 115 | CRMD | CorMedix Inc. | 13.10 | +1.31% | 404.99K | 0.09% |
| 116 | AVXL | Anavex Life Sci... | 9.58 | -3.67% | 514.38K | 0.09% |
| 117 | EVO | Evotec SE | 3.69 | -1.99% | 1.33M | 0.09% |
| 118 | SPRY | ARS Pharmaceuti... | 14.03 | -3.44% | 339.82K | 0.09% |
| 119 | QURE | uniQure N.V. | 15.68 | -3.1% | 302.94K | 0.09% |
| 120 | NRIX | Nurix Therapeut... | 10.21 | -3.54% | 461.77K | 0.09% |
| 121 | URGN | UroGen Pharma L... | 19.42 | -1.47% | 246.89K | 0.09% |
| 122 | ELVN | Enliven Therape... | 19.75 | -2.32% | 234.96K | 0.08% |
| 123 | STOK | Stoke Therapeut... | 18.52 | +1.73% | 250.32K | 0.08% |
| 124 | FTRE | Fortrea Holding... | 7.92 | -1.43% | 539.5K | 0.08% |
| 125 | IOVA | Iovance Biother... | 2.49 | -2.35% | 1.57M | 0.07% |
| 126 | RIGL | Rigel Pharmaceu... | 40.08 | +1.43% | 102.6K | 0.07% |
| 127 | GPCR | Structure Thera... | 19.95 | -0.84% | 196.83K | 0.07% |
| 128 | RCUS | Arcus Bioscienc... | 10.46 | +0.67% | 378.73K | 0.07% |
| 129 | TSHA | Taysha Gene The... | 2.94 | -0.17% | 1.33M | 0.07% |
| 130 | NUVB | Nuvation Bio In... | 2.89 | +5.09% | 1.42M | 0.07% |
| 131 | CDNA | CareDx, Inc | 11.85 | +0.04% | 319.54K | 0.07% |
| 132 | TBPH | Theravance Biop... | 13.60 | +3.38% | 278.87K | 0.07% |
| 133 | MLYS | Mineralys Thera... | 15.36 | +5.75% | 244.53K | 0.06% |
| 134 | CSTL | Castle Bioscien... | 20.55 | +2.29% | 172.58K | 0.06% |
| 135 | KURA | Kura Oncology, ... | 7.48 | +1.91% | 453.81K | 0.06% |
| 136 | AMLX | Amylyx Pharmace... | 7.99 | -0.12% | 425.09K | 0.06% |
| 137 | ANAB | AnaptysBio, Inc... | 20.03 | -0.55% | 162.98K | 0.06% |
| 138 | MYGN | Myriad Genetics... | 5.72 | +0.18% | 558.55K | 0.06% |
| 139 | TRVI | Trevi Therapeut... | 7.46 | -0.86% | 429.48K | 0.06% |
| 140 | CVAC | CureVac N.V. | 5.46 | -0.36% | 583.19K | 0.06% |
| 141 | XNCR | Xencor, Inc. | 7.81 | +1.69% | 413.59K | 0.06% |
| 142 | KALV | KalVista Pharma... | 13.33 | +3.49% | 236.5K | 0.06% |
| 143 | ABUS | Arbutus Biophar... | 3.38 | +0.45% | 931.62K | 0.06% |
| 144 | ZVRA | Zevra Therapeut... | 9.21 | -2.39% | 316.35K | 0.05% |
| 145 | KROS | Keros Therapeut... | 14.53 | +0.35% | 209.25K | 0.05% |
| 146 | ARCT | Arcturus Therap... | 17.93 | -7.96% | 149.39K | 0.05% |
| 147 | ORIC | ORIC Pharmaceut... | 9.91 | +2.59% | 301.44K | 0.05% |
| 148 | DNA | Ginkgo Bioworks... | 13.80 | +4.74% | 221.57K | 0.05% |
| 149 | OPK | OPKO Health, In... | 1.40 | +2.19% | 2.15M | 0.05% |
| 150 | ORKA | Oruka Therapeut... | 15.25 | -0.78% | 188.06K | 0.05% |