ETF constituents for IBB

Below, a list of constituents for IBB (iShares Biotechnology ETF) is shown. In total, IBB consists of 264 securities.

Note: The data shown here is as of date Dec 31, 2025 (the latest that can be sourced directly from the fund provider).

Click here to go back to the full list of ETFs.

Ticker Name Sector Asset Class Market Value Weight (%)
VRTX VERTEX PHARMACEUTICALS INC Health Care Equity 762236369.44 8.72
GILD GILEAD SCIENCES INC Health Care Equity 758895822.28 8.68
AMGN AMGEN INC Health Care Equity 701615568.17 8.03
REGN REGENERON PHARMACEUTICALS INC Health Care Equity 571335434.25 6.54
ALNY ALNYLAM PHARMACEUTICALS INC Health Care Equity 347138465.85 3.97
ARGX ARGENX SE ADR Health Care Equity 249651395.04 2.86
INSM INSMED INC Health Care Equity 248682921.96 2.84
NTRA NATERA INC Health Care Equity 234716049.28 2.68
BIIB BIOGEN INC Health Care Equity 187701205.12 2.15
ONC BEONE MEDICINES AG Health Care Equity 180821013.74 2.07
ILMN ILLUMINA INC Health Care Equity 168226101.0 1.92
INCY INCYTE CORP Health Care Equity 147475265.38 1.69
UTHR UNITED THERAPEUTICS CORP Health Care Equity 145561513.52 1.66
MRNA MODERNA INC Health Care Equity 123140420.4 1.41
GMAB GENMAB SPONSORED ADR Health Care Equity 121838297.28 1.39
RVMD REVOLUTION MEDICINES INC Health Care Equity 119663359.56 1.37
MEDP MEDPACE HOLDINGS INC Health Care Equity 100719219.46 1.15
NBIX NEUROCRINE BIOSCIENCES INC Health Care Equity 96671933.47 1.11
IONS IONIS PHARMACEUTICALS INC Health Care Equity 95256567.0 1.09
BBIO BRIDGEBIO PHARMA INC Health Care Equity 94784873.98 1.08
EXEL EXELIXIS INC Health Care Equity 83833596.28 0.96
ASND ASCENDIS PHARMA ADR REPRESENTING Health Care Equity 80148725.85 0.92
CRL CHARLES RIVER LABORATORIES INTERNA Health Care Equity 80076461.95 0.92
BMRN BIOMARIN PHARMACEUTICAL INC Health Care Equity 79574614.9 0.91
TECH BIO TECHNE CORP Health Care Equity 77085350.3 0.88
MDGL MADRIGAL PHARMACEUTICALS INC Health Care Equity 76221761.49 0.87
RNA AVIDITY BIOSCIENCES INC Health Care Equity 74280516.75 0.85
ROIV ROIVANT SCIENCES LTD Health Care Equity 72832079.71 0.83
RGEN REPLIGEN CORP Health Care Equity 64367720.48 0.74
ARWR ARROWHEAD PHARMACEUTICALS INC Health Care Equity 62336712.1 0.71
HALO HALOZYME THERAPEUTICS INC Health Care Equity 60149545.86 0.69
BNTX BIONTECH SE ADR Health Care Equity 59966892.0 0.69
AXSM AXSOME THERAPEUTICS INC Health Care Equity 56478619.68 0.65
CYTK CYTOKINETICS INC Health Care Equity 56093320.67 0.64
KRYS KRYSTAL BIOTECH INC Health Care Equity 51364147.5 0.59
PRAX PRAXIS PRECISION MEDICINES INC Health Care Equity 51181778.56 0.59
TEM TEMPUS AI INC CLASS A Health Care Equity 50900299.27 0.58
PCVX VAXCYTE INC Health Care Equity 50215491.0 0.57
RYTM RHYTHM PHARMACEUTICALS INC Health Care Equity 47753979.98 0.55
ABVX ABIVAX AMERICAN DEPOSITARY SHARES Health Care Equity 47120837.2 0.54
PTCT PTC THERAPEUTICS INC Health Care Equity 43583130.36 0.5
ALKS ALKERMES Health Care Equity 39575753.91 0.45
NUVL NUVALENT INC CLASS A Health Care Equity 37528388.08 0.43
BRKR BRUKER CORP Health Care Equity 37015716.64 0.42
CRSP CRISPR THERAPEUTICS AG Health Care Equity 36913725.05 0.42
PTGX PROTAGONIST THERAPEUTICS INC Health Care Equity 35960902.7 0.41
GPCR STRUCTURE THERAPEUTICS ADR INC Health Care Equity 35058056.28 0.4
COGT COGENT BIOSCIENCES INC Health Care Equity 34411370.46 0.39
CRNX CRINETICS PHARMACEUTICALS INC Health Care Equity 34290150.44 0.39
ACAD ACADIA PHARMACEUTICALS INC Health Care Equity 33264740.14 0.38
FOLD AMICUS THERAPEUTICS INC Health Care Equity 31967544.53 0.37
KYMR KYMERA THERAPEUTICS INC Health Care Equity 31309391.3 0.36
MIRM MIRUM PHARMACEUTICALS INC Health Care Equity 30141732.32 0.34
ADMA ADMA BIOLOGICS INC Health Care Equity 28871991.68 0.33
GRAL GRAIL INC Health Care Equity 26352760.66 0.3
SRRK SCHOLAR ROCK HOLDING CORP Health Care Equity 26313395.75 0.3
APGE APOGEE THERAPEUTICS INC Health Care Equity 24690032.28 0.28
XENE XENON PHARMACEUTICALS INC Health Care Equity 23332169.0 0.27
VCYT VERACYTE INC Health Care Equity 23196019.21 0.27
TERN TERNS PHARMACEUTICALS INC Health Care Equity 22926819.5 0.26
CAI CARIS LIFE SCIENCES INC Health Care Equity 22001887.43 0.25
ACLX ARCELLX INC Health Care Equity 21915229.35 0.25
IDYA IDEAYA BIOSCIENCES INC Health Care Equity 21357129.42 0.24
ARQT ARCUTIS BIOTHERAPEUTICS INC Health Care Equity 20949377.68 0.24
BEAM BEAM THERAPEUTICS INC Health Care Equity 20941543.75 0.24
ADPT ADAPTIVE BIOTECHNOLOGIES CORP Health Care Equity 20694990.88 0.24
DNLI DENALI THERAPEUTICS INC Health Care Equity 19956024.09 0.23
TARS TARSUS PHARMACEUTICALS INC Health Care Equity 19652120.58 0.22
TVTX TRAVERE THERAPEUTICS INC Health Care Equity 19427287.56 0.22
LEGN LEGEND BIOTECH ADR REP CORP Health Care Equity 19403322.72 0.22
CGON CG ONCOLOGY INC Health Care Equity 19249561.5 0.22
TXG 10X GENOMICS INC CLASS A Health Care Equity 18684990.0 0.21
TWST TWIST BIOSCIENCE CORP Health Care Equity 18243788.2 0.21
NAMS NEWAMSTERDAM PHARMA NV Health Care Equity 18142867.08 0.21
VERA VERA THERAPEUTICS INC CLASS A Health Care Equity 16974503.94 0.19
APLS APELLIS PHARMACEUTICALS INC Health Care Equity 16865362.44 0.19
IMVT IMMUNOVANT INC Health Care Equity 16712248.0 0.19
SRPT SAREPTA THERAPEUTICS INC Health Care Equity 16710872.4 0.19
RARE ULTRAGENYX PHARMACEUTICAL INC Health Care Equity 16200961.92 0.19
SYRE SPYRE THERAPEUTICS INC Health Care Equity 16181810.6 0.19
DYN DYNE THERAPEUTICS INC Health Care Equity 15848964.0 0.18
EWTX EDGEWISE THERAPEUTICS INC Health Care Equity 15778846.56 0.18
IRON DISC MEDICINE INC Health Care Equity 15426815.62 0.18
IBRX IMMUNITYBIO INC Health Care Equity 15250114.35 0.17
RXRX RECURSION PHARMACEUTICALS INC CLAS Health Care Equity 14130953.01 0.16
VCEL VERICEL CORP Health Care Equity 13914391.4 0.16
MLYS MINERALYS THERAPEUTICS INC Health Care Equity 13825852.32 0.16
NRIX NURIX THERAPEUTICS INC Health Care Equity 13810987.5 0.16
CNTA CENTESSA PHARMACEUTICALS AMERICAN Health Care Equity 13575379.57 0.16
DVAX DYNAVAX TECHNOLOGIES CORP Health Care Equity 13360035.04 0.15
SNDX SYNDAX PHARMACEUTICALS INC Health Care Equity 13299950.2 0.15
WVE WAVE LIFE SCIENCES LTD Health Care Equity 13211773.75 0.15
AUPH AURINIA PHARMACEUTICALS INC Health Care Equity 12806820.2 0.15
SMMT SUMMIT THERAPEUTICS INC Health Care Equity 12580035.84 0.14
RCUS ARCUS BIOSCIENCES INC Health Care Equity 12420289.92 0.14
ZYME ZYMEWORKS INC Health Care Equity 12328604.12 0.14
MNKD MANNKIND CORP Health Care Equity 12263975.1 0.14
ALMS ALUMIS INC Health Care Equity 11972786.46 0.14
OLMA OLEMA PHARMACEUTICALS INC Health Care Equity 11721922.55 0.13
AGIO AGIOS PHARMACEUTICALS INC Health Care Equity 11668769.52 0.13
DFTX DEFINIUM THERAPEUTICS INC Health Care Equity 11612044.34 0.13
FTRE FORTREA HOLDINGS INC Health Care Equity 11556904.62 0.13
ERAS ERASCA INC Health Care Equity 11394336.75 0.13
NTLA INTELLIA THERAPEUTICS INC Health Care Equity 11382070.05 0.13
ZLAB ZAI LABORATORY ADR REPRESENTING LT Health Care Equity 10899914.76 0.12
KOD KODIAK SCIENCES INC Health Care Equity 10712126.24 0.12
ORKA ORUKA THERAPEUTICS INC Health Care Equity 10709244.4 0.12
NVAX NOVAVAX INC Health Care Equity 10603390.77 0.12
QURE UNIQURE NV Health Care Equity 10559650.71 0.12
BHVN BIOHAVEN LTD Health Care Equity 10485147.4 0.12
XTSLA BLK CSH FND TREASURY SL AGENCY Cash and/or Derivatives Money Market 10372024.35 0.12
AMLX AMYLYX PHARMACEUTICALS INC Health Care Equity 10147030.18 0.12
STOK STOKE THERAPEUTICS INC Health Care Equity 9952809.75 0.11
IMCR IMMUNOCORE HOLDINGS ADR PLC Health Care Equity 9902451.58 0.11
BCRX BIOCRYST PHARMACEUTICALS INC Health Care Equity 9845677.8 0.11
NVCR NOVOCURE LTD Health Care Equity 9794008.38 0.11
CRVS CORVUS PHARMACEUTICALS INC Health Care Equity 9785968.92 0.11
NUVB NUVATION BIO INC CLASS A Health Care Equity 9715777.5 0.11
GLPG GALAPAGOS ADR REPRESENTING NV Health Care Equity 9654206.32 0.11
MESO MESOBLAST ADR REPRESENTING LTD Health Care Equity 9527696.64 0.11
CSTL CASTLE BIOSCIENCES INC Health Care Equity 9086647.84 0.1
ANAB ANAPTYSBIO INC Health Care Equity 9027532.32 0.1
MAZE MAZE THERAPEUTICS INC Health Care Equity 8635012.26 0.1
GRFS GRIFOLS ADR REPRESENTING ONE NON-V Health Care Equity 8563387.6 0.1
ELVN ENLIVEN THERAPEUTICS INC Health Care Equity 8306882.87 0.1
TYRA TYRA BIOSCIENCES INC Health Care Equity 8161558.23 0.09
ATAI ATAIBECKLEY INC Health Care Equity 7889540.1 0.09
TSHA TAYSHA GENE THERAPIES INC Health Care Equity 7787480.8 0.09
SION SIONNA THERAPEUTICS INC Health Care Equity 7739823.6 0.09
TNGX TANGO THERAPEUTICS INC Health Care Equity 7683407.68 0.09
RAPT RAPT THERAPEUTICS INC Health Care Equity 7644906.36 0.09
RLAY RELAY THERAPEUTICS INC Health Care Equity 7335666.69 0.08
MBX MBX BIOSCIENCES INC Health Care Equity 7196401.8 0.08
CDNA CAREDX INC Health Care Equity 7167284.8 0.08
IOVA IOVANCE BIOTHERAPEUTICS INC Health Care Equity 7145600.14 0.08
ABCL ABCELLERA BIOLOGICS INC Health Care Equity 7087969.8 0.08
GLUE MONTE ROSA THERAPEUTICS INC Health Care Equity 7015996.06 0.08
TBPH THERAVANCE BIOPHARMA INC Health Care Equity 6927786.5 0.08
VTYX VENTYX BIOSCIENCES INC Health Care Equity 6644690.8 0.08
DAWN DAY ONE BIOPHARMACEUTICALS INC Health Care Equity 6568560.45 0.08
XNCR XENCOR INC Health Care Equity 6483764.7 0.07
STVN STEVANATO GROUP Health Care Equity 6363999.36 0.07
TRVI TREVI THERAPEUTICS INC Health Care Equity 6313289.85 0.07
GERN GERON CORP Health Care Equity 6176597.05 0.07
ANNX ANNEXON INC Health Care Equity 6079914.0 0.07
URGN UROGEN PHARMA LTD Health Care Equity 6043636.0 0.07
IRWD IRONWOOD PHARMA INC CLASS A Health Care Equity 6025526.22 0.07
SANA SANA BIOTECHNOLOGY INC Health Care Equity 5874584.13 0.07
JANX JANUX THERAPEUTICS INC Health Care Equity 5846776.8 0.07
UPB UPSTREAM BIO INC Health Care Equity 5740473.44 0.07
GHRS GH RESEARCH PLC Health Care Equity 5526853.8 0.06
RAPP RAPPORT THERAPEUTICS INC Health Care Equity 5515671.4 0.06
ARVN ARVINAS INC Health Care Equity 5454707.73 0.06
INBX INHIBRX BIOSCIENCES INC Health Care Equity 5438736.0 0.06
PHVS PHARVARIS N V NV Health Care Equity 5384685.12 0.06
KURA KURA ONCOLOGY INC Health Care Equity 5366885.37 0.06
PGEN PRECIGEN INC Health Care Equity 5264206.5 0.06
SEPN SEPTERNA INC Health Care Equity 5180885.15 0.06
VIR VIR BIOTECHNOLOGY INC Health Care Equity 5174404.95 0.06
CTMX CYTOMX THERAPEUTICS INC Health Care Equity 5069032.38 0.06
PACB PACIFIC BIOSCIENCES OF CALIFORNIA Health Care Equity 5066911.08 0.06
ORIC ORIC PHARMACEUTICALS INC Health Care Equity 4877986.75 0.06
RIGL RIGEL PHARMACEUTICALS INC Health Care Equity 4853660.0 0.06
RGNX REGENXBIO INC Health Care Equity 4744824.87 0.05
FULC FULCRUM THERAPEUTICS INC Health Care Equity 4729899.58 0.05
SPRY ARS PHARMACEUTICALS INC Health Care Equity 4646601.44 0.05
AVBP ARRIVENT BIOPHARMA INC Health Care Equity 4561408.0 0.05
ABUS ARBUTUS BIOPHARMA CORP Health Care Equity 4549730.4 0.05
CTKB CYTEK BIOSCIENCES INC Health Care Equity 4474189.2 0.05
EBS EMERGENT BIOSOLUTIONS INC Health Care Equity 4460259.27 0.05
SVRA SAVARA INC Health Care Equity 4384765.8 0.05
ALT ALTIMMUNE INC Health Care Equity 4349144.0 0.05
ALVO ALVOTECH SA Health Care Equity 4319949.01 0.05
PHAT PHATHOM PHARMACEUTICALS INC Health Care Equity 4316000.64 0.05
LAB STANDARD BIOTOOLS INC Health Care Equity 4185691.38 0.05
KALV KALVISTA PHARMACEUTICALS INC Health Care Equity 4182284.82 0.05
LENZ LENZ THERAPEUTICS INC Health Care Equity 4174454.98 0.05
PSNL PERSONALIS INC Health Care Equity 4082720.6 0.05
FLGT FULGENT GENETICS INC Health Care Equity 4082175.93 0.05
BBOT BRIDGEBIO ONCOLOGY THERAPEUTICS IN Health Care Equity 4022952.7 0.05
REPL REPLIMUNE GROUP INC Health Care Equity 4001198.04 0.05
KROS KEROS THERAPEUTICS INC Health Care Equity 3959343.8 0.05
BCAX BICARA THERAPEUTICS INC Health Care Equity 3908797.42 0.04
MYGN MYRIAD GENETICS INC Health Care Equity 3825455.06 0.04
OPK OPKO HEALTH INC Health Care Equity 3780994.1 0.04
ZVRA ZEVRA THERAPEUTICS INC Health Care Equity 3739358.26 0.04
CMPS COMPASS PATHWAYS ADR PLC Health Care Equity 3689637.0 0.04
GOSS GOSSAMER BIO INC Health Care Equity 3649610.44 0.04
CGEM CULLINAN THERAPEUTICS INC Health Care Equity 3504217.5 0.04
MGTX MEIRAGTX HOLDINGS PLC Health Care Equity 3461568.0 0.04
LXEO LEXEO THERAPEUTICS INC Health Care Equity 3361153.07 0.04
ANRO ALTO NEUROSCIENCE INC Health Care Equity 3335398.14 0.04
AVXL ANAVEX LIFE SCIENCES CORP Health Care Equity 3217900.32 0.04
PRTA PROTHENA PLC Health Care Equity 3202071.6 0.04
VNDA VANDA PHARMACEUTICALS INC Health Care Equity 3181459.84 0.04
ZBIO ZENAS BIOPHARMA INC Health Care Equity 3145740.36 0.04
DNA GINKGO BIOWORKS HOLDINGS INC CLASS Health Care Equity 3087226.4 0.04
BIOA BIOAGE LABS INC Health Care Equity 3052478.52 0.03
FDMT 4D MOLECULAR THERAPEUTICS INC Health Care Equity 3010428.4 0.03
ABSI ABSCI CORP Health Care Equity 2911779.04 0.03
PRME PRIME MEDICINE INC Health Care Equity 2911332.38 0.03
MRVI MARAVAI LIFESCIENCES HOLDINGS INC Health Care Equity 2901910.0 0.03
SLDB SOLID BIOSCIENCES INC Health Care Equity 2821352.55 0.03
RCKT ROCKET PHARMACEUTICALS INC Health Care Equity 2683811.46 0.03
ADCT ADC THERAPEUTICS SA Health Care Equity 2668826.9 0.03
IMMP IMMUTEP ADS REPRESENTING LTD Health Care Equity 2658976.08 0.03
ENTA ENANTA PHARMACEUTICALS INC Health Care Equity 2626868.56 0.03
ACRS ACLARIS THERAPEUTICS INC Health Care Equity 2623495.78 0.03
LCTX LINEAGE CELL THERAPEUTICS INC Health Care Equity 2567522.46 0.03
DSGN DESIGN THERAPEUTICS INC Health Care Equity 2427912.44 0.03
CTNM CONTINEUM THERAPEUTICS INC CLASS A Health Care Equity 2405002.52 0.03
PEPG PEPGEN INC Health Care Equity 2321420.49 0.03
NBP NOVABRIDGE BIOSCIENCES ADR Health Care Equity 2213155.9 0.03
AURA AURA BIOSCIENCES INC Health Care Equity 1953162.77 0.02
QTRX QUANTERIX CORP Health Care Equity 1932866.97 0.02
AUTL AUTOLUS THERAPEUTICS ADR PLC Health Care Equity 1898252.11 0.02
NGNE NEUROGENE INC Health Care Equity 1870509.6 0.02
KYTX KYVERNA THERAPEUTICS INC Health Care Equity 1870101.36 0.02
IMRX IMMUNEERING CORP CLASS A Health Care Equity 1851257.34 0.02
CABA CABALETTA BIO INC Health Care Equity 1849186.85 0.02
AVIR ATEA PHARMACEUTICALS INC Health Care Equity 1831868.0 0.02
CADL CANDEL THERAPEUTICS INC Health Care Equity 1831962.19 0.02
ALLO ALLOGENE THERAPEUTICS INC Health Care Equity 1787362.84 0.02
BCYC BICYCLE THERAPEUTICS ADR PLC Health Care Equity 1765603.0 0.02
TRDA ENTRADA THERAPEUTICS INC Health Care Equity 1738293.3 0.02
ACIU AC IMMUNE SA Health Care Equity 1594501.2 0.02
OABI OMNIAB INC Health Care Equity 1578669.3 0.02
QSI QUANTUM SI INC CLASS A Health Care Equity 1529727.98 0.02
TECX TECTONIC THERAPEUTIC INC Health Care Equity 1511879.76 0.02
EDIT EDITAS MEDICINE INC Health Care Equity 1484477.2 0.02
CLLS CELLECTIS ADR REPRESENTING SA Health Care Equity 1432769.52 0.02
ARCT ARCTURUS THERAPEUTICS HOLDINGS INC Health Care Equity 1421768.0 0.02
AARD AARDVARK THERAPEUTICS INC Health Care Equity 1367632.08 0.02
VYGR VOYAGER THERAPEUTICS INC Health Care Equity 1359948.0 0.02
LYEL LYELL IMMUNOPHARMA INC Health Care Equity 1297987.2 0.01
LRMR LARIMAR THERAPEUTICS INC Health Care Equity 1246215.6 0.01
CATX PERSPECTIVE THERAPEUTICS INC Health Care Equity 1203417.6 0.01
HUMA HUMACYTE INC Health Care Equity 1196574.24 0.01
CCCC C4 THERAPEUTICS INC Health Care Equity 1192657.41 0.01
SGMT SAGIMET BIOSCIENCES INC SERIES A Health Care Equity 1178810.73 0.01
FHTX FOGHORN THERAPEUTICS INC Health Care Equity 1153581.31 0.01
TNYA TENAYA THERAPEUTICS INC Health Care Equity 1030692.93 0.01
CDXS CODEXIS INC Health Care Equity 970228.7 0.01
CRBU CARIBOU BIOSCIENCES INC Health Care Equity 939817.8 0.01
BDTX BLACK DIAMOND THERAPEUTICS INC Health Care Equity 850508.8 0.01
NMRA NEUMORA THERAPEUTICS INC Health Care Equity 825010.68 0.01
MENS JYONG BIOTECH LTD Health Care Equity 638003.21 0.01
PYXS PYXIS ONCOLOGY INC Health Care Equity 574154.98 0.01
SGAFT CASH COLLATERAL USD SGAFT Cash and/or Derivatives Cash Collateral and Margins 537000.0 0.01
AKE AKERO THERAPEUTICS CVR Health Care Equity 335370.1 0.0
TKNO ALPHA TEKNOVA INC Health Care Equity 261688.56 0.0
SLN SILENCE THERAPEUTICS ADR REPRESENT Health Care Equity 235705.44 0.0
ADRO CHINOOK THERAPEUTICS INC Health Care Equity 54563.54 0.0
THRD THIRD HARMONIC BIO INC Health Care Equity 4034.34 0.0
nan CARTESIAN THERAPEUTICS INC Health Care Equity 1874.0 0.0
nan FUSION PHARMACEUTICALS INC CVR Health Care Equity 1034.0 0.0
nan AKOUOS CVRS Prvt Consumer Staples Equity 1.57 0.0
CRGX CARGO THERAPEUTICS INC Health Care Equity 1.98 0.0
nan OMNIAB INC $12.50 VESTING Prvt Health Care Equity 0.47 0.0
nan OMNIAB INC $15.00 VESTING Prvt Health Care Equity 0.47 0.0
RTYH6 RUSSELL 2000 EMINI CME MAR 26 Cash and/or Derivatives Futures 0.0 0.0
IXCH6 E-MINI HEALTH CARE SECTOR MAR 26 Cash and/or Derivatives Futures 0.0 0.0
USD USD CASH Cash and/or Derivatives Cash -1306012.84 -0.01
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