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 Aug 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 491203669.85 7.82
GILD GILEAD SCIENCES INC Health Care Equity 477391095.5 7.6
AMGN AMGEN INC Health Care Equity 467026910.08 7.43
REGN REGENERON PHARMACEUTICALS INC Health Care Equity 340863519.48 5.42
ALNY ALNYLAM PHARMACEUTICALS INC Health Care Equity 334840818.24 5.33
ARGX ARGENX SE ADR Health Care Equity 203442880.54 3.24
IQV IQVIA HOLDINGS INC Health Care Equity 200107125.8 3.18
INSM INSMED INC Health Care Equity 197979874.73 3.15
MTD METTLER TOLEDO INC Health Care Equity 160803942.67 2.56
NTRA NATERA INC Health Care Equity 134768841.7 2.14
BIIB BIOGEN INC Health Care Equity 130770666.91 2.08
ONC BEONE MEDICINES AG Health Care Equity 129465841.86 2.06
UTHR UNITED THERAPEUTICS CORP Health Care Equity 116253566.01 1.85
WAT WATERS CORP Health Care Equity 115189289.3 1.83
INCY INCYTE CORP Health Care Equity 97505240.7 1.55
GMAB GENMAB SPONSORED ADR Health Care Equity 87747423.46 1.4
ILMN ILLUMINA INC Health Care Equity 86485529.98 1.38
NBIX NEUROCRINE BIOSCIENCES INC Health Care Equity 79435263.84 1.26
MEDP MEDPACE HOLDINGS INC Health Care Equity 71301087.0 1.13
IONS IONIS PHARMACEUTICALS INC Health Care Equity 65458423.8 1.04
BMRN BIOMARIN PHARMACEUTICAL INC Health Care Equity 61224689.34 0.97
EXEL EXELIXIS INC Health Care Equity 59613057.84 0.95
TEM TEMPUS AI INC CLASS A Health Care Equity 58767835.0 0.94
MRNA MODERNA INC Health Care Equity 56765548.0 0.9
TECH BIO TECHNE CORP Health Care Equity 55093975.52 0.88
ASND ASCENDIS PHARMA ADR REPRESENTING Health Care Equity 53141246.61 0.85
BBIO BRIDGEBIO PHARMA INC Health Care Equity 53066764.8 0.84
MDGL MADRIGAL PHARMACEUTICALS INC Health Care Equity 52141243.5 0.83
CRL CHARLES RIVER LABORATORIES INTERNA Health Care Equity 49943053.82 0.79
RGEN REPLIGEN CORP Health Care Equity 47519175.33 0.76
RVMD REVOLUTION MEDICINES INC Health Care Equity 45841256.22 0.73
HALO HALOZYME THERAPEUTICS INC Health Care Equity 44626726.8 0.71
CYTK CYTOKINETICS INC Health Care Equity 42099117.44 0.67
ROIV ROIVANT SCIENCES LTD Health Care Equity 40842051.53 0.65
BNTX BIONTECH SE ADR Health Care Equity 39718005.08 0.63
CRSP CRISPR THERAPEUTICS AG Health Care Equity 39171773.96 0.62
MRUS MERUS NV Health Care Equity 38071287.54 0.61
RNA AVIDITY BIOSCIENCES INC Health Care Equity 37677016.34 0.6
RYTM RHYTHM PHARMACEUTICALS INC Health Care Equity 36471993.09 0.58
USD USD CASH Cash and/or Derivatives Cash 34143604.92 0.54
PCVX VAXCYTE INC Health Care Equity 30212009.94 0.48
ALKS ALKERMES Health Care Equity 30005460.52 0.48
PTCT PTC THERAPEUTICS INC Health Care Equity 29045983.2 0.46
AXSM AXSOME THERAPEUTICS INC Health Care Equity 28949451.57 0.46
ARWR ARROWHEAD PHARMACEUTICALS INC Health Care Equity 28024457.12 0.45
KRYS KRYSTAL BIOTECH INC Health Care Equity 27509657.42 0.44
LEGN LEGEND BIOTECH ADR REP CORP Health Care Equity 24294360.29 0.39
CRNX CRINETICS PHARMACEUTICALS INC Health Care Equity 22867099.11 0.36
PTGX PROTAGONIST THERAPEUTICS INC Health Care Equity 22682085.6 0.36
NUVL NUVALENT INC CLASS A Health Care Equity 22395402.6 0.36
ACLX ARCELLX INC Health Care Equity 21635905.95 0.34
ACAD ACADIA PHARMACEUTICALS INC Health Care Equity 21134448.22 0.34
BRKR BRUKER CORP Health Care Equity 21120179.03 0.34
ADMA ADMA BIOLOGICS INC Health Care Equity 19961680.16 0.32
KYMR KYMERA THERAPEUTICS INC Health Care Equity 19580363.92 0.31
AKRO AKERO THERAPEUTICS INC Health Care Equity 19464991.08 0.31
MIRM MIRUM PHARMACEUTICALS INC Health Care Equity 17542498.55 0.28
QURE UNIQURE NV Health Care Equity 17279455.95 0.27
XENE XENON PHARMACEUTICALS INC Health Care Equity 17210889.5 0.27
SRRK SCHOLAR ROCK HOLDING CORP Health Care Equity 16986612.36 0.27
RARE ULTRAGENYX PHARMACEUTICAL INC Health Care Equity 16389869.44 0.26
VCYT VERACYTE INC Health Care Equity 15985768.5 0.25
TARS TARSUS PHARMACEUTICALS INC Health Care Equity 15938223.75 0.25
SMMT SUMMIT THERAPEUTICS INC Health Care Equity 15508589.76 0.25
ZLAB ZAI LABORATORY ADR REPRESENTING LT Health Care Equity 15420384.66 0.25
APLS APELLIS PHARMACEUTICALS INC Health Care Equity 15396996.44 0.25
FOLD AMICUS THERAPEUTICS INC Health Care Equity 14716412.48 0.23
NTLA INTELLIA THERAPEUTICS INC Health Care Equity 14653125.4 0.23
BEAM BEAM THERAPEUTICS INC Health Care Equity 14599035.0 0.23
NAMS NEWAMSTERDAM PHARMA NV Health Care Equity 14241359.7 0.23
AGIO AGIOS PHARMACEUTICALS INC Health Care Equity 13727168.4 0.22
TVTX TRAVERE THERAPEUTICS INC Health Care Equity 13469289.0 0.21
ADPT ADAPTIVE BIOTECHNOLOGIES CORP Health Care Equity 13382501.05 0.21
ARQT ARCUTIS BIOTHERAPEUTICS INC Health Care Equity 13151468.16 0.21
GRAL GRAIL INC Health Care Equity 12883611.63 0.21
SRPT SAREPTA THERAPEUTICS INC Health Care Equity 12871368.02 0.2
IDYA IDEAYA BIOSCIENCES INC Health Care Equity 12823856.76 0.2
ETNB 89BIO INC Health Care Equity 12799883.13 0.2
RXRX RECURSION PHARMACEUTICALS INC CLAS Health Care Equity 12016483.5 0.19
DNLI DENALI THERAPEUTICS INC Health Care Equity 11729643.7 0.19
CGON CG ONCOLOGY INC Health Care Equity 11313390.42 0.18
MLYS MINERALYS THERAPEUTICS INC Health Care Equity 11261693.52 0.18
TWST TWIST BIOSCIENCE CORP Health Care Equity 11189095.65 0.18
COGT COGENT BIOSCIENCES INC Health Care Equity 10390083.88 0.17
APGE APOGEE THERAPEUTICS INC Health Care Equity 10302855.04 0.16
VCEL VERICEL CORP Health Care Equity 10093879.24 0.16
MNKD MANNKIND CORP Health Care Equity 9604178.56 0.15
IRON DISC MEDICINE INC Health Care Equity 9564053.8 0.15
DYN DYNE THERAPEUTICS INC Health Care Equity 9457739.2 0.15
XTSLA BLK CSH FND TREASURY SL AGENCY Cash and/or Derivatives Money Market 9044713.01 0.14
VERA VERA THERAPEUTICS INC CLASS A Health Care Equity 8770488.5 0.14
BCRX BIOCRYST PHARMACEUTICALS INC Health Care Equity 8743236.32 0.14
NVCR NOVOCURE LTD Health Care Equity 8415672.3 0.13
BHVN BIOHAVEN LTD Health Care Equity 8396671.14 0.13
STOK STOKE THERAPEUTICS INC Health Care Equity 8298897.5 0.13
ABCL ABCELLERA BIOLOGICS INC Health Care Equity 8240837.1 0.13
SNDX SYNDAX PHARMACEUTICALS INC Health Care Equity 8148624.0 0.13
AUPH AURINIA PHARMACEUTICALS INC Health Care Equity 8114375.86 0.13
CNTA CENTESSA PHARMACEUTICALS AMERICAN Health Care Equity 7950552.1 0.13
TXG 10X GENOMICS INC CLASS A Health Care Equity 7897425.14 0.13
NVAX NOVAVAX INC Health Care Equity 7802407.5 0.12
JANX JANUX THERAPEUTICS INC Health Care Equity 7756511.4 0.12
MESO MESOBLAST ADR REPRESENTING LTD Health Care Equity 7641966.25 0.12
STVN STEVANATO GROUP Health Care Equity 7223717.88 0.11
ZYME ZYMEWORKS INC Health Care Equity 7210013.4 0.11
IMCR IMMUNOCORE HOLDINGS ADR PLC Health Care Equity 7109178.45 0.11
GLPG GALAPAGOS ADR REPRESENTING NV Health Care Equity 7098271.5 0.11
DVAX DYNAVAX TECHNOLOGIES CORP Health Care Equity 7034278.2 0.11
GRFS GRIFOLS ADR REPRESENTING ONE NON-V Health Care Equity 6922872.18 0.11
LENZ LENZ THERAPEUTICS INC Health Care Equity 6922535.4 0.11
EWTX EDGEWISE THERAPEUTICS INC Health Care Equity 6780463.4 0.11
GPCR STRUCTURE THERAPEUTICS ADR INC Health Care Equity 6728766.4 0.11
IMVT IMMUNOVANT INC Health Care Equity 6723899.22 0.11
TSHA TAYSHA GENE THERAPIES INC Health Care Equity 6645034.88 0.11
AMLX AMYLYX PHARMACEUTICALS INC Health Care Equity 6374368.48 0.1
RCUS ARCUS BIOSCIENCES INC Health Care Equity 5834508.75 0.09
ALVO ALVOTECH SA Health Care Equity 5603860.08 0.09
WVE WAVE LIFE SCIENCES LTD Health Care Equity 5532381.75 0.09
FTRE FORTREA HOLDINGS INC Health Care Equity 5422376.27 0.09
SYRE SPYRE THERAPEUTICS INC Health Care Equity 5354370.32 0.09
EVO EVOTEC SE SPONSORED ADR Health Care Equity 5214715.4 0.08
NUVB NUVATION BIO INC CLASS A Health Care Equity 5074158.12 0.08
KURA KURA ONCOLOGY INC Health Care Equity 5026603.68 0.08
PRAX PRAXIS PRECISION MEDICINES INC Health Care Equity 5018187.57 0.08
GERN GERON CORP Health Care Equity 4941462.6 0.08
XNCR XENCOR INC Health Care Equity 4922006.4 0.08
AVXL ANAVEX LIFE SCIENCES CORP Health Care Equity 4845106.65 0.08
ANAB ANAPTYSBIO INC Health Care Equity 4826064.6 0.08
ORIC ORIC PHARMACEUTICALS INC Health Care Equity 4728807.72 0.08
TRML TOURMALINE BIO INC Health Care Equity 4721522.99 0.08
RLAY RELAY THERAPEUTICS INC Health Care Equity 4711463.77 0.07
TRVI TREVI THERAPEUTICS INC Health Care Equity 4699036.94 0.07
ELVN ENLIVEN THERAPEUTICS INC Health Care Equity 4592441.92 0.07
CRMD CORMEDIX INC Health Care Equity 4466086.87 0.07
NRIX NURIX THERAPEUTICS INC Health Care Equity 4430970.3 0.07
CDNA CAREDX INC Health Care Equity 4349605.89 0.07
ORKA ORUKA THERAPEUTICS INC Health Care Equity 4111836.68 0.07
URGN UROGEN PHARMA LTD Health Care Equity 4061146.86 0.06
MYGN MYRIAD GENETICS INC Health Care Equity 3999264.96 0.06
TBPH THERAVANCE BIOPHARMA INC Health Care Equity 3960559.88 0.06
IOVA IOVANCE BIOTHERAPEUTICS INC Health Care Equity 3937712.25 0.06
CSTL CASTLE BIOSCIENCES INC Health Care Equity 3937855.11 0.06
SANA SANA BIOTECHNOLOGY INC Health Care Equity 3880692.45 0.06
DNA GINKGO BIOWORKS HOLDINGS INC CLASS Health Care Equity 3862227.51 0.06
SPRY ARS PHARMACEUTICALS INC Health Care Equity 3788743.31 0.06
ARVN ARVINAS INC Health Care Equity 3712429.5 0.06
ABUS ARBUTUS BIOPHARMA CORP Health Care Equity 3684975.14 0.06
AVBP ARRIVENT BIOPHARMA INC Health Care Equity 3679601.88 0.06
PRME PRIME MEDICINE INC Health Care Equity 3608084.85 0.06
RAPP RAPPORT THERAPEUTICS INC Health Care Equity 3564234.96 0.06
ZVRA ZEVRA THERAPEUTICS INC Health Care Equity 3497974.48 0.06
TERN TERNS PHARMACEUTICALS INC Health Care Equity 3390259.18 0.05
OLMA OLEMA PHARMACEUTICALS INC Health Care Equity 3359047.96 0.05
DAWN DAY ONE BIOPHARMACEUTICALS INC Health Care Equity 3343236.12 0.05
RGNX REGENXBIO INC Health Care Equity 3314418.38 0.05
OPK OPKO HEALTH INC Health Care Equity 3290112.15 0.05
ABSI ABSCI CORP Health Care Equity 3236887.5 0.05
VIR VIR BIOTECHNOLOGY INC Health Care Equity 3211491.25 0.05
KROS KEROS THERAPEUTICS INC Health Care Equity 3205965.0 0.05
ARCT ARCTURUS THERAPEUTICS HOLDINGS INC Health Care Equity 3122929.6 0.05
CVAC CUREVAC NV Health Care Equity 3066766.08 0.05
EBS EMERGENT BIOSOLUTIONS INC Health Care Equity 2991270.06 0.05
RIGL RIGEL PHARMACEUTICALS INC Health Care Equity 2974014.08 0.05
SGAFT CASH COLLATERAL USD SGAFT Cash and/or Derivatives Cash Collateral and Margins 2907000.0 0.05
LAB STANDARD BIOTOOLS INC Health Care Equity 2858607.84 0.05
PGEN PRECIGEN INC Health Care Equity 2815951.18 0.04
PSNL PERSONALIS INC Health Care Equity 2722968.08 0.04
TYRA TYRA BIOSCIENCES INC Health Care Equity 2696477.42 0.04
TNGX TANGO THERAPEUTICS INC Health Care Equity 2672221.38 0.04
CTKB CYTEK BIOSCIENCES INC Health Care Equity 2669464.2 0.04
FLGT FULGENT GENETICS INC Health Care Equity 2669055.3 0.04
PRTA PROTHENA PLC Health Care Equity 2661088.5 0.04
MGTX MEIRAGTX HOLDINGS PLC Health Care Equity 2650444.02 0.04
KALV KALVISTA PHARMACEUTICALS INC Health Care Equity 2549585.04 0.04
CMPS COMPASS PATHWAYS ADR PLC Health Care Equity 2501017.2 0.04
PHAT PHATHOM PHARMACEUTICALS INC Health Care Equity 2488603.65 0.04
FDMT 4D MOLECULAR THERAPEUTICS INC Health Care Equity 2465917.86 0.04
ADCT ADC THERAPEUTICS SA Health Care Equity 2371868.52 0.04
PACB PACIFIC BIOSCIENCES OF CALIFORNIA Health Care Equity 2365697.37 0.04
ERAS ERASCA INC Health Care Equity 2316611.34 0.04
ATXS ASTRIA THERAPEUTICS INC Health Care Equity 2253728.4 0.04
CRVS CORVUS PHARMACEUTICALS INC Health Care Equity 2236626.0 0.04
SLDB SOLID BIOSCIENCES INC Health Care Equity 2193968.07 0.03
LXEO LEXEO THERAPEUTICS INC Health Care Equity 2182329.16 0.03
EDIT EDITAS MEDICINE INC Health Care Equity 2133685.15 0.03
GLUE MONTE ROSA THERAPEUTICS INC Health Care Equity 2107806.06 0.03
MRVI MARAVAI LIFESCIENCES HOLDINGS INC Health Care Equity 2039435.19 0.03
ALT ALTIMMUNE INC Health Care Equity 1988187.0 0.03
RCKT ROCKET PHARMACEUTICALS INC Health Care Equity 1985980.65 0.03
INBX INHIBRX BIOSCIENCES INC Health Care Equity 1964202.01 0.03
NGNE NEUROGENE INC Health Care Equity 1793841.84 0.03
VNDA VANDA PHARMACEUTICALS INC Health Care Equity 1779883.56 0.03
ANNX ANNEXON INC Health Care Equity 1775947.95 0.03
AUTL AUTOLUS THERAPEUTICS ADR PLC Health Care Equity 1769255.84 0.03
ALMS ALUMIS INC Health Care Equity 1753314.26 0.03
REPL REPLIMUNE GROUP INC Health Care Equity 1732628.67 0.03
SVRA SAVARA INC Health Care Equity 1667217.02 0.03
BCYC BICYCLE THERAPEUTICS ADR PLC Health Care Equity 1523226.6 0.02
AURA AURA BIOSCIENCES INC Health Care Equity 1498931.7 0.02
IRWD IRONWOOD PHARMA INC CLASS A Health Care Equity 1463704.1 0.02
IBRX IMMUNITYBIO INC Health Care Equity 1427271.67 0.02
VYGR VOYAGER THERAPEUTICS INC Health Care Equity 1400995.2 0.02
QTRX QUANTERIX CORP Health Care Equity 1395546.0 0.02
CATX PERSPECTIVE THERAPEUTICS INC Health Care Equity 1389241.02 0.02
LRMR LARIMAR THERAPEUTICS INC Health Care Equity 1388425.1 0.02
ALEC ALECTOR INC Health Care Equity 1360744.0 0.02
CGEM CULLINAN THERAPEUTICS INC Health Care Equity 1358557.05 0.02
ALLO ALLOGENE THERAPEUTICS INC Health Care Equity 1349981.85 0.02
CDXS CODEXIS INC Health Care Equity 1315398.18 0.02
ENTA ENANTA PHARMACEUTICALS INC Health Care Equity 1313286.0 0.02
HUMA HUMACYTE INC Health Care Equity 1305644.99 0.02
DSGN DESIGN THERAPEUTICS INC Health Care Equity 1280783.94 0.02
ACIU AC IMMUNE SA Health Care Equity 1270568.64 0.02
IMMP IMMUTEP ADS REPRESENTING LTD Health Care Equity 1206041.0 0.02
AVIR ATEA PHARMACEUTICALS INC Health Care Equity 1181038.0 0.02
FATE FATE THERAPEUTICS INC Health Care Equity 993546.78 0.02
MXCT MAXCYTE INC Health Care Equity 954679.2 0.02
TECX TECTONIC THERAPEUTIC INC Health Care Equity 949555.2 0.02
LYEL LYELL IMMUNOPHARMA INC Health Care Equity 931953.88 0.01
KYTX KYVERNA THERAPEUTICS INC Health Care Equity 929063.28 0.01
APLT APPLIED THERAPEUTICS INC Health Care Equity 815934.92 0.01
PEPG PEPGEN INC Health Care Equity 801689.66 0.01
CCCC C4 THERAPEUTICS INC Health Care Equity 792758.31 0.01
TRDA ENTRADA THERAPEUTICS INC Health Care Equity 785738.8 0.01
CYBN CYBIN INC Health Care Equity 766499.44 0.01
PYXS PYXIS ONCOLOGY INC Health Care Equity 746543.04 0.01
FHTX FOGHORN THERAPEUTICS INC Health Care Equity 743179.5 0.01
NMRA NEUMORA THERAPEUTICS INC Health Care Equity 729271.22 0.01
NKTX NKARTA INC Health Care Equity 669882.62 0.01
MGNX MACROGENICS INC Health Care Equity 623550.02 0.01
CLYM CLIMB BIO INC Health Care Equity 607737.6 0.01
TCRX TSCAN THERAPEUTICS INC Health Care Equity 540615.24 0.01
RNAC CARTESIAN THERAPEUTICS INC Health Care Equity 520001.13 0.01
PLRX PLIANT THERAPEUTICS INC Health Care Equity 510339.15 0.01
BMEA BIOMEA FUSION INC Health Care Equity 467491.92 0.01
STRO SUTRO BIOPHARMA INC Health Care Equity 414753.92 0.01
TKNO ALPHA TEKNOVA INC Health Care Equity 363368.61 0.01
ACRV ACRIVON THERAPEUTICS INC Health Care Equity 246095.76 0.0
MRSN MERSANA THERAPEUTICS INC Health Care Equity 234848.32 0.0
ARTV ARTIVA BIOTHERAPEUTICS INC Health Care Equity 205584.0 0.0
TVGN TEVOGEN BIO HOLDINGS INC Health Care Equity 189702.34 0.0
SLN SILENCE THERAPEUTICS ADR REPRESENT Health Care Equity 171659.25 0.0
OKUR ONKURE THERAPEUTICS INC CLASS A Health Care Equity 162071.52 0.0
QTTB Q32 BIO INC Health Care Equity 75216.44 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 $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
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