ETF constituents for IBB

Below, a list of constituents for IBB (iShares Biotechnology ETF) is shown. In total, IBB consists of 255 securities.

Note: The data shown here is as of date Sep 30, 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 495287688.86 7.73
GILD GILEAD SCIENCES INC Health Care Equity 492734268.56 7.69
AMGN AMGEN INC Health Care Equity 479842063.65 7.49
ALNY ALNYLAM PHARMACEUTICALS INC Health Care Equity 359227961.52 5.61
REGN REGENERON PHARMACEUTICALS INC Health Care Equity 356579206.2 5.57
ARGX ARGENX SE ADR Health Care Equity 213244101.55 3.33
IQV IQVIA HOLDINGS INC Health Care Equity 210410147.44 3.28
INSM INSMED INC Health Care Equity 203404481.66 3.17
MTD METTLER TOLEDO INC Health Care Equity 162490391.04 2.54
NTRA NATERA INC Health Care Equity 139410147.25 2.18
BIIB BIOGEN INC Health Care Equity 129659822.38 2.02
ONC BEONE MEDICINES AG Health Care Equity 121910021.82 1.9
WAT WATERS CORP Health Care Equity 120652647.52 1.88
UTHR UNITED THERAPEUTICS CORP Health Care Equity 115666768.33 1.81
INCY INCYTE CORP Health Care Equity 101124891.28 1.58
GMAB GENMAB SPONSORED ADR Health Care Equity 90419475.0 1.41
ILMN ILLUMINA INC Health Care Equity 82912193.0 1.29
NBIX NEUROCRINE BIOSCIENCES INC Health Care Equity 80738721.58 1.26
MEDP MEDPACE HOLDINGS INC Health Care Equity 71510545.41 1.12
IONS IONIS PHARMACEUTICALS INC Health Care Equity 68790902.31 1.07
EXEL EXELIXIS INC Health Care Equity 62792334.27 0.98
BMRN BIOMARIN PHARMACEUTICAL INC Health Care Equity 60509768.22 0.94
BBIO BRIDGEBIO PHARMA INC Health Care Equity 55863301.5 0.87
TECH BIO TECHNE CORP Health Care Equity 55562128.07 0.87
MRNA MODERNA INC Health Care Equity 54988237.5 0.86
ASND ASCENDIS PHARMA ADR REPRESENTING Health Care Equity 54371668.23 0.85
MDGL MADRIGAL PHARMACEUTICALS INC Health Care Equity 53741882.1 0.84
TEM TEMPUS AI INC CLASS A Health Care Equity 52706058.9 0.82
CRL CHARLES RIVER LABORATORIES INTERNA Health Care Equity 50478932.04 0.79
RGEN REPLIGEN CORP Health Care Equity 48121668.0 0.75
HALO HALOZYME THERAPEUTICS INC Health Care Equity 47009977.9 0.73
RVMD REVOLUTION MEDICINES INC Health Care Equity 46924157.5 0.73
XTSLA BLK CSH FND TREASURY SL AGENCY Cash and/or Derivatives Money Market 44466434.31 0.69
CYTK CYTOKINETICS INC Health Care Equity 43544294.7 0.68
ROIV ROIVANT SCIENCES LTD Health Care Equity 42998569.6 0.67
BNTX BIONTECH SE ADR Health Care Equity 39603766.04 0.62
RYTM RHYTHM PHARMACEUTICALS INC Health Care Equity 39454313.2 0.62
MRUS MERUS NV Health Care Equity 39418839.57 0.62
RNA AVIDITY BIOSCIENCES INC Health Care Equity 38600741.3 0.6
CRSP CRISPR THERAPEUTICS AG Health Care Equity 36423736.82 0.57
PCVX VAXCYTE INC Health Care Equity 32777764.7 0.51
ALKS ALKERMES Health Care Equity 31301423.58 0.49
AXSM AXSOME THERAPEUTICS INC Health Care Equity 30997838.08 0.48
PTCT PTC THERAPEUTICS INC Health Care Equity 30639059.64 0.48
KRYS KRYSTAL BIOTECH INC Health Care Equity 28507063.65 0.44
ARWR ARROWHEAD PHARMACEUTICALS INC Health Care Equity 28133018.32 0.44
PTGX PROTAGONIST THERAPEUTICS INC Health Care Equity 27575680.7 0.43
LEGN LEGEND BIOTECH ADR REP CORP Health Care Equity 25849018.86 0.4
CRNX CRINETICS PHARMACEUTICALS INC Health Care Equity 23394118.05 0.37
AKRO AKERO THERAPEUTICS INC Health Care Equity 23187320.91 0.36
NUVL NUVALENT INC CLASS A Health Care Equity 23054949.84 0.36
BRKR BRUKER CORP Health Care Equity 22922800.56 0.36
ACLX ARCELLX INC Health Care Equity 22040432.73 0.34
ADMA ADMA BIOLOGICS INC Health Care Equity 21006813.1 0.33
KYMR KYMERA THERAPEUTICS INC Health Care Equity 20911494.84 0.33
ACAD ACADIA PHARMACEUTICALS INC Health Care Equity 20780108.24 0.32
XENE XENON PHARMACEUTICALS INC Health Care Equity 18308348.46 0.29
MIRM MIRUM PHARMACEUTICALS INC Health Care Equity 18159736.64 0.28
QURE UNIQURE NV Health Care Equity 17484882.8 0.27
RARE ULTRAGENYX PHARMACEUTICAL INC Health Care Equity 17320391.33 0.27
NAMS NEWAMSTERDAM PHARMA NV Health Care Equity 16879881.0 0.26
TARS TARSUS PHARMACEUTICALS INC Health Care Equity 16419337.39 0.26
VCYT VERACYTE INC Health Care Equity 15912263.15 0.25
SMMT SUMMIT THERAPEUTICS INC Health Care Equity 14872889.25 0.23
FOLD AMICUS THERAPEUTICS INC Health Care Equity 14741307.84 0.23
NTLA INTELLIA THERAPEUTICS INC Health Care Equity 14734995.3 0.23
APLS APELLIS PHARMACEUTICALS INC Health Care Equity 14719834.9 0.23
SRRK SCHOLAR ROCK HOLDING CORP Health Care Equity 14412643.3 0.22
BEAM BEAM THERAPEUTICS INC Health Care Equity 14144450.6 0.22
ZLAB ZAI LABORATORY ADR REPRESENTING LT Health Care Equity 13845195.0 0.22
TVTX TRAVERE THERAPEUTICS INC Health Care Equity 13830151.2 0.22
ADPT ADAPTIVE BIOTECHNOLOGIES CORP Health Care Equity 13798660.7 0.22
AGIO AGIOS PHARMACEUTICALS INC Health Care Equity 13344831.44 0.21
IDYA IDEAYA BIOSCIENCES INC Health Care Equity 13311158.17 0.21
MLYS MINERALYS THERAPEUTICS INC Health Care Equity 13169217.6 0.21
ETNB 89BIO INC Health Care Equity 13155128.19 0.21
ARQT ARCUTIS BIOTHERAPEUTICS INC Health Care Equity 13018813.2 0.2
GRAL GRAIL INC Health Care Equity 12622836.46 0.2
CGON CG ONCOLOGY INC Health Care Equity 12271297.3 0.19
SRPT SAREPTA THERAPEUTICS INC Health Care Equity 12142345.15 0.19
RXRX RECURSION PHARMACEUTICALS INC CLAS Health Care Equity 11966483.29 0.19
APGE APOGEE THERAPEUTICS INC Health Care Equity 11760888.01 0.18
DNLI DENALI THERAPEUTICS INC Health Care Equity 11735488.44 0.18
TWST TWIST BIOSCIENCE CORP Health Care Equity 10738111.15 0.17
COGT COGENT BIOSCIENCES INC Health Care Equity 10599592.21 0.17
VCEL VERICEL CORP Health Care Equity 10560107.92 0.16
DYN DYNE THERAPEUTICS INC Health Care Equity 10345613.55 0.16
IRON DISC MEDICINE INC Health Care Equity 10240878.0 0.16
STOK STOKE THERAPEUTICS INC Health Care Equity 9811536.34 0.15
BHVN BIOHAVEN LTD Health Care Equity 9401421.26 0.15
MNKD MANNKIND CORP Health Care Equity 9284942.7 0.14
VERA VERA THERAPEUTICS INC CLASS A Health Care Equity 8987101.2 0.14
JANX JANUX THERAPEUTICS INC Health Care Equity 8509940.2 0.13
CNTA CENTESSA PHARMACEUTICALS AMERICAN Health Care Equity 8245512.99 0.13
AUPH AURINIA PHARMACEUTICALS INC Health Care Equity 8155989.64 0.13
ZYME ZYMEWORKS INC Health Care Equity 8139366.86 0.13
NVAX NOVAVAX INC Health Care Equity 8048117.0 0.13
NVCR NOVOCURE LTD Health Care Equity 7968995.79 0.12
BCRX BIOCRYST PHARMACEUTICALS INC Health Care Equity 7953307.86 0.12
SNDX SYNDAX PHARMACEUTICALS INC Health Care Equity 7804027.54 0.12
TXG 10X GENOMICS INC CLASS A Health Care Equity 7796089.34 0.12
ABCL ABCELLERA BIOLOGICS INC Health Care Equity 7687766.6 0.12
IMVT IMMUNOVANT INC Health Care Equity 7556554.5 0.12
GPCR STRUCTURE THERAPEUTICS ADR INC Health Care Equity 7361271.21 0.11
STVN STEVANATO GROUP Health Care Equity 7322928.48 0.11
GLPG GALAPAGOS ADR REPRESENTING NV Health Care Equity 7122133.5 0.11
GRFS GRIFOLS ADR REPRESENTING ONE NON-V Health Care Equity 7117805.88 0.11
MESO MESOBLAST ADR REPRESENTING LTD Health Care Equity 7108190.19 0.11
DVAX DYNAVAX TECHNOLOGIES CORP Health Care Equity 7017342.1 0.11
TSHA TAYSHA GENE THERAPIES INC Health Care Equity 6999257.96 0.11
AMLX AMYLYX PHARMACEUTICALS INC Health Care Equity 6872444.04 0.11
IMCR IMMUNOCORE HOLDINGS ADR PLC Health Care Equity 6854787.16 0.11
EWTX EDGEWISE THERAPEUTICS INC Health Care Equity 6708771.3 0.1
SYRE SPYRE THERAPEUTICS INC Health Care Equity 6576864.0 0.1
RCUS ARCUS BIOSCIENCES INC Health Care Equity 6267712.44 0.1
WVE WAVE LIFE SCIENCES LTD Health Care Equity 6082440.45 0.09
LENZ LENZ THERAPEUTICS INC Health Care Equity 5713688.0 0.09
ALVO ALVOTECH SA Health Care Equity 5620421.0 0.09
FTRE FORTREA HOLDINGS INC Health Care Equity 5292142.05 0.08
EVO EVOTEC SE SPONSORED ADR Health Care Equity 5283679.24 0.08
ORKA ORUKA THERAPEUTICS INC Health Care Equity 5117298.12 0.08
XNCR XENCOR INC Health Care Equity 5053242.48 0.08
PRAX PRAXIS PRECISION MEDICINES INC Health Care Equity 5033306.72 0.08
TRVI TREVI THERAPEUTICS INC Health Care Equity 4994088.43 0.08
NUVB NUVATION BIO INC CLASS A Health Care Equity 4959353.55 0.08
ANAB ANAPTYSBIO INC Health Care Equity 4945668.0 0.08
KURA KURA ONCOLOGY INC Health Care Equity 4913232.22 0.08
TRML TOURMALINE BIO INC Health Care Equity 4834491.48 0.08
RLAY RELAY THERAPEUTICS INC Health Care Equity 4818916.71 0.08
ELVN ENLIVEN THERAPEUTICS INC Health Care Equity 4652466.6 0.07
GERN GERON CORP Health Care Equity 4547538.8 0.07
ORIC ORIC PHARMACEUTICALS INC Health Care Equity 4463200.84 0.07
AVXL ANAVEX LIFE SCIENCES CORP Health Care Equity 4430824.25 0.07
CDNA CAREDX INC Health Care Equity 4322377.85 0.07
CRMD CORMEDIX INC Health Care Equity 4277774.94 0.07
MYGN MYRIAD GENETICS INC Health Care Equity 4181767.2 0.07
NRIX NURIX THERAPEUTICS INC Health Care Equity 4174375.5 0.07
URGN UROGEN PHARMA LTD Health Care Equity 3996033.3 0.06
SANA SANA BIOTECHNOLOGY INC Health Care Equity 3904363.25 0.06
TBPH THERAVANCE BIOPHARMA INC Health Care Equity 3890700.45 0.06
ABUS ARBUTUS BIOPHARMA CORP Health Care Equity 3828266.32 0.06
CSTL CASTLE BIOSCIENCES INC Health Care Equity 3822866.84 0.06
SPRY ARS PHARMACEUTICALS INC Health Care Equity 3793361.0 0.06
IOVA IOVANCE BIOTHERAPEUTICS INC Health Care Equity 3766466.2 0.06
ARVN ARVINAS INC Health Care Equity 3669542.42 0.06
AVBP ARRIVENT BIOPHARMA INC Health Care Equity 3620280.0 0.06
ZVRA ZEVRA THERAPEUTICS INC Health Care Equity 3532161.33 0.06
DNA GINKGO BIOWORKS HOLDINGS INC CLASS Health Care Equity 3463871.51 0.05
TERN TERNS PHARMACEUTICALS INC Health Care Equity 3457157.28 0.05
TNGX TANGO THERAPEUTICS INC Health Care Equity 3445878.6 0.05
OLMA OLEMA PHARMACEUTICALS INC Health Care Equity 3443587.68 0.05
PRME PRIME MEDICINE INC Health Care Equity 3431748.87 0.05
RAPP RAPPORT THERAPEUTICS INC Health Care Equity 3356212.48 0.05
OPK OPKO HEALTH INC Health Care Equity 3304469.36 0.05
ARCT ARCTURUS THERAPEUTICS HOLDINGS INC Health Care Equity 3205945.0 0.05
DAWN DAY ONE BIOPHARMACEUTICALS INC Health Care Equity 3193135.35 0.05
ATXS ASTRIA THERAPEUTICS INC Health Care Equity 3190207.41 0.05
RGNX REGENXBIO INC Health Care Equity 3125126.25 0.05
VIR VIR BIOTECHNOLOGY INC Health Care Equity 3109763.8 0.05
CVAC CUREVAC NV Health Care Equity 3106141.44 0.05
KROS KEROS THERAPEUTICS INC Health Care Equity 3104541.15 0.05
ABSI ABSCI CORP Health Care Equity 3093070.5 0.05
GLUE MONTE ROSA THERAPEUTICS INC Health Care Equity 2970863.66 0.05
LAB STANDARD BIOTOOLS INC Health Care Equity 2905569.52 0.05
RIGL RIGEL PHARMACEUTICALS INC Health Care Equity 2899761.04 0.05
TYRA TYRA BIOSCIENCES INC Health Care Equity 2884655.52 0.05
PHAT PHATHOM PHARMACEUTICALS INC Health Care Equity 2883162.5 0.05
PGEN PRECIGEN INC Health Care Equity 2866108.8 0.04
EBS EMERGENT BIOSOLUTIONS INC Health Care Equity 2815845.66 0.04
CTKB CYTEK BIOSCIENCES INC Health Care Equity 2811162.38 0.04
FLGT FULGENT GENETICS INC Health Care Equity 2680754.7 0.04
PRTA PROTHENA PLC Health Care Equity 2664899.6 0.04
CMPS COMPASS PATHWAYS ADR PLC Health Care Equity 2654617.68 0.04
PSNL PERSONALIS INC Health Care Equity 2640970.92 0.04
KALV KALVISTA PHARMACEUTICALS INC Health Care Equity 2622534.24 0.04
MGTX MEIRAGTX HOLDINGS PLC Health Care Equity 2606091.41 0.04
FDMT 4D MOLECULAR THERAPEUTICS INC Health Care Equity 2606666.47 0.04
RCKT ROCKET PHARMACEUTICALS INC Health Care Equity 2561978.65 0.04
PACB PACIFIC BIOSCIENCES OF CALIFORNIA Health Care Equity 2551261.53 0.04
NGNE NEUROGENE INC Health Care Equity 2440764.4 0.04
LXEO LEXEO THERAPEUTICS INC Health Care Equity 2432088.0 0.04
CRVS CORVUS PHARMACEUTICALS INC Health Care Equity 2365700.48 0.04
ERAS ERASCA INC Health Care Equity 2353119.18 0.04
SLDB SOLID BIOSCIENCES INC Health Care Equity 2218484.31 0.03
ADCT ADC THERAPEUTICS SA Health Care Equity 2199170.58 0.03
ALT ALTIMMUNE INC Health Care Equity 2120309.51 0.03
INBX INHIBRX BIOSCIENCES INC Health Care Equity 2083761.41 0.03
MRVI MARAVAI LIFESCIENCES HOLDINGS INC Health Care Equity 2026059.49 0.03
EDIT EDITAS MEDICINE INC Health Care Equity 1950184.93 0.03
ALMS ALUMIS INC Health Care Equity 1876826.06 0.03
CATX PERSPECTIVE THERAPEUTICS INC Health Care Equity 1784057.88 0.03
VNDA VANDA PHARMACEUTICALS INC Health Care Equity 1746119.18 0.03
CGEM CULLINAN THERAPEUTICS INC Health Care Equity 1739727.54 0.03
ANNX ANNEXON INC Health Care Equity 1732299.0 0.03
REPL REPLIMUNE GROUP INC Health Care Equity 1689065.85 0.03
AUTL AUTOLUS THERAPEUTICS ADR PLC Health Care Equity 1667917.98 0.03
SVRA SAVARA INC Health Care Equity 1663250.68 0.03
AURA AURA BIOSCIENCES INC Health Care Equity 1552874.4 0.02
IBRX IMMUNITYBIO INC Health Care Equity 1515824.14 0.02
BCYC BICYCLE THERAPEUTICS ADR PLC Health Care Equity 1492073.0 0.02
HUMA HUMACYTE INC Health Care Equity 1416339.29 0.02
ALEC ALECTOR INC Health Care Equity 1413636.12 0.02
IRWD IRONWOOD PHARMA INC CLASS A Health Care Equity 1404216.6 0.02
QTRX QUANTERIX CORP Health Care Equity 1395916.46 0.02
VYGR VOYAGER THERAPEUTICS INC Health Care Equity 1353364.8 0.02
CDXS CODEXIS INC Health Care Equity 1344026.88 0.02
IMMP IMMUTEP ADS REPRESENTING LTD Health Care Equity 1343665.18 0.02
ENTA ENANTA PHARMACEUTICALS INC Health Care Equity 1304678.4 0.02
DSGN DESIGN THERAPEUTICS INC Health Care Equity 1251252.82 0.02
AVIR ATEA PHARMACEUTICALS INC Health Care Equity 1225228.0 0.02
ALLO ALLOGENE THERAPEUTICS INC Health Care Equity 1156882.65 0.02
LRMR LARIMAR THERAPEUTICS INC Health Care Equity 1150558.5 0.02
ACIU AC IMMUNE SA Health Care Equity 1134908.39 0.02
TECX TECTONIC THERAPEUTIC INC Health Care Equity 1018818.8 0.02
MXCT MAXCYTE INC Health Care Equity 1013959.65 0.02
FATE FATE THERAPEUTICS INC Health Care Equity 1010847.0 0.02
APLT APPLIED THERAPEUTICS INC Health Care Equity 898145.4 0.01
KYTX KYVERNA THERAPEUTICS INC Health Care Equity 895808.16 0.01
LYEL LYELL IMMUNOPHARMA INC Health Care Equity 881407.08 0.01
PYXS PYXIS ONCOLOGY INC Health Care Equity 848663.12 0.01
TRDA ENTRADA THERAPEUTICS INC Health Care Equity 848557.56 0.01
CYBN CYBIN INC Health Care Equity 832424.36 0.01
NKTX NKARTA INC Health Care Equity 784584.42 0.01
PEPG PEPGEN INC Health Care Equity 772178.84 0.01
NMRA NEUMORA THERAPEUTICS INC Health Care Equity 751879.8 0.01
CCCC C4 THERAPEUTICS INC Health Care Equity 735475.94 0.01
FHTX FOGHORN THERAPEUTICS INC Health Care Equity 735806.85 0.01
CLYM CLIMB BIO INC Health Care Equity 650088.96 0.01
TCRX TSCAN THERAPEUTICS INC Health Care Equity 590036.18 0.01
MGNX MACROGENICS INC Health Care Equity 577650.29 0.01
SGAFT CASH COLLATERAL USD SGAFT Cash and/or Derivatives Cash Collateral and Margins 563000.0 0.01
BMEA BIOMEA FUSION INC Health Care Equity 535430.39 0.01
PLRX PLIANT THERAPEUTICS INC Health Care Equity 515838.65 0.01
RNAC CARTESIAN THERAPEUTICS INC Health Care Equity 490320.42 0.01
STRO SUTRO BIOPHARMA INC Health Care Equity 398056.8 0.01
TKNO ALPHA TEKNOVA INC Health Care Equity 360968.65 0.01
MRSN MERSANA THERAPEUTICS INC Health Care Equity 262423.4 0.0
ACRV ACRIVON THERAPEUTICS INC Health Care Equity 233267.88 0.0
ARTV ARTIVA BIOTHERAPEUTICS INC Health Care Equity 201439.56 0.0
SLN SILENCE THERAPEUTICS ADR REPRESENT Health Care Equity 195622.48 0.0
TVGN TEVOGEN BIO HOLDINGS INC Health Care Equity 188736.07 0.0
OKUR ONKURE THERAPEUTICS INC CLASS A Health Care Equity 157773.77 0.0
QTTB Q32 BIO INC Health Care Equity 99675.72 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 $15.00 VESTING Prvt Health Care Equity 0.47 0.0
nan OMNIAB INC $12.50 VESTING Prvt Health Care Equity 0.47 0.0
RTYZ5 RUSSELL 2000 EMINI CME DEC 25 Cash and/or Derivatives Futures 0.0 0.0
IXCZ5 E-MINI HEALTH CARE SECTOR DEC 25 Cash and/or Derivatives Futures 0.0 0.0
USD USD CASH Cash and/or Derivatives Cash -35736026.67 -0.56
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