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 May 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 (%)
GILD GILEAD SCIENCES INC Health Care Equity 453463157.16 8.34
AMGN AMGEN INC Health Care Equity 451673019.88 8.31
VRTX VERTEX PHARMACEUTICALS INC Health Care Equity 447397188.55 8.23
REGN REGENERON PHARMACEUTICALS INC Health Care Equity 342054692.12 6.29
ALNY ALNYLAM PHARMACEUTICALS INC Health Care Equity 233782889.4 4.3
IQV IQVIA HOLDINGS INC Health Care Equity 167721685.6 3.09
ARGX ARGENX SE ADR Health Care Equity 149303082.51 2.75
MTD METTLER TOLEDO INC Health Care Equity 145822091.94 2.68
NTRA NATERA INC Health Care Equity 129503216.36 2.38
WAT WATERS CORP Health Care Equity 124392846.9 2.29
BIIB BIOGEN INC Health Care Equity 116650199.25 2.15
INSM INSMED INC Health Care Equity 107009596.53 1.97
BNTX BIONTECH SE ADR Health Care Equity 106632343.45 1.96
ONC BEONE MEDICINES ADS REPRESENTING L Health Care Equity 90859108.51 1.67
ILMN ILLUMINA INC Health Care Equity 84014107.01 1.55
INCY INCYTE CORP Health Care Equity 79218381.25 1.46
UTHR UNITED THERAPEUTICS CORP Health Care Equity 76551252.75 1.41
NBIX NEUROCRINE BIOSCIENCES INC Health Care Equity 73850716.17 1.36
EXEL EXELIXIS INC Health Care Equity 69468234.49 1.28
BMRN BIOMARIN PHARMACEUTICAL INC Health Care Equity 64921113.18 1.19
GMAB GENMAB SPONSORED ADR Health Care Equity 64581102.04 1.19
MRNA MODERNA INC Health Care Equity 55884798.06 1.03
BPMC BLUEPRINT MEDICINES CORP Health Care Equity 49222245.24 0.91
TECH BIO TECHNE CORP Health Care Equity 48422561.16 0.89
CRL CHARLES RIVER LABORATORIES INTERNA Health Care Equity 46347284.55 0.85
MEDP MEDPACE HOLDINGS INC Health Care Equity 45702338.75 0.84
ASND ASCENDIS PHARMA ADR REPRESENTING Health Care Equity 44003716.4 0.81
RGEN REPLIGEN CORP Health Care Equity 41340581.28 0.76
HALO HALOZYME THERAPEUTICS INC Health Care Equity 40307027.94 0.74
RVMD REVOLUTION MEDICINES INC Health Care Equity 40210605.27 0.74
BBIO BRIDGEBIO PHARMA INC Health Care Equity 36425790.18 0.67
TEM TEMPUS AI INC CLASS A Health Care Equity 34054518.96 0.63
IONS IONIS PHARMACEUTICALS INC Health Care Equity 33762097.6 0.62
MDGL MADRIGAL PHARMACEUTICALS INC Health Care Equity 33735768.66 0.62
ROIV ROIVANT SCIENCES LTD Health Care Equity 30699613.6 0.56
ADMA ADMA BIOLOGICS INC Health Care Equity 29062413.6 0.53
ALKS ALKERMES Health Care Equity 28997772.83 0.53
VRNA VERONA PHARMA ADR PLC Health Care Equity 28728321.4 0.53
LEGN LEGEND BIOTECH ADR REP CORP Health Care Equity 28649173.08 0.53
PCVX VAXCYTE INC Health Care Equity 26510976.0 0.49
AXSM AXSOME THERAPEUTICS INC Health Care Equity 25571956.8 0.47
CYTK CYTOKINETICS INC Health Care Equity 24294214.44 0.45
BRKR BRUKER CORP Health Care Equity 24203838.2 0.45
PTCT PTC THERAPEUTICS INC Health Care Equity 24175446.24 0.44
AKRO AKERO THERAPEUTICS INC Health Care Equity 22692960.0 0.42
ACAD ACADIA PHARMACEUTICALS INC Health Care Equity 22006775.7 0.4
RYTM RHYTHM PHARMACEUTICALS INC Health Care Equity 21660684.3 0.4
RNA AVIDITY BIOSCIENCES INC Health Care Equity 21342328.54 0.39
NUVL NUVALENT INC CLASS A Health Care Equity 21249905.76 0.39
CRSP CRISPR THERAPEUTICS AG Health Care Equity 20858178.88 0.38
KRYS KRYSTAL BIOTECH INC Health Care Equity 20660012.82 0.38
MRUS MERUS NV Health Care Equity 20492784.77 0.38
SWTX SPRINGWORKS THERAPEUTICS INC Health Care Equity 20112639.98 0.37
PTGX PROTAGONIST THERAPEUTICS INC Health Care Equity 19957516.65 0.37
SRPT SAREPTA THERAPEUTICS INC Health Care Equity 19944188.82 0.37
RARE ULTRAGENYX PHARMACEUTICAL INC Health Care Equity 19858865.39 0.37
ZLAB ZAI LABORATORY ADR REPRESENTING LT Health Care Equity 19013627.0 0.35
CRNX CRINETICS PHARMACEUTICALS INC Health Care Equity 16860974.4 0.31
ACLX ARCELLX INC Health Care Equity 16295400.0 0.3
KYMR KYMERA THERAPEUTICS INC Health Care Equity 15548221.2 0.29
XENE XENON PHARMACEUTICALS INC Health Care Equity 14889649.32 0.27
SRRK SCHOLAR ROCK HOLDING CORP Health Care Equity 14507713.55 0.27
SMMT SUMMIT THERAPEUTICS INC Health Care Equity 13924823.3 0.26
VCEL VERICEL CORP Health Care Equity 12920518.67 0.24
BCRX BIOCRYST PHARMACEUTICALS INC Health Care Equity 12521391.31 0.23
VCYT VERACYTE INC Health Care Equity 12399566.8 0.23
APLS APELLIS PHARMACEUTICALS INC Health Care Equity 11942419.09 0.22
MIRM MIRUM PHARMACEUTICALS INC Health Care Equity 11834124.61 0.22
AGIO AGIOS PHARMACEUTICALS INC Health Care Equity 11599231.0 0.21
TWST TWIST BIOSCIENCE CORP Health Care Equity 11571472.72 0.21
DNLI DENALI THERAPEUTICS INC Health Care Equity 11203674.6 0.21
IDYA IDEAYA BIOSCIENCES INC Health Care Equity 10970893.4 0.2
FOLD AMICUS THERAPEUTICS INC Health Care Equity 10953567.36 0.2
NVCR NOVOCURE LTD Health Care Equity 10625050.8 0.2
GRFS GRIFOLS ADR REPRESENTING ONE NON-V Health Care Equity 10328130.43 0.19
ARWR ARROWHEAD PHARMACEUTICALS INC Health Care Equity 10118159.94 0.19
APGE APOGEE THERAPEUTICS INC Health Care Equity 9844713.92 0.18
BEAM BEAM THERAPEUTICS INC Health Care Equity 9199792.66 0.17
ADPT ADAPTIVE BIOTECHNOLOGIES CORP Health Care Equity 9022352.88 0.17
RXRX RECURSION PHARMACEUTICALS INC CLAS Health Care Equity 8950591.92 0.16
ETNB 89BIO INC Health Care Equity 8846740.71 0.16
ARQT ARCUTIS BIOTHERAPEUTICS INC Health Care Equity 8590821.82 0.16
BHVN BIOHAVEN LTD Health Care Equity 8366689.18 0.15
TARS TARSUS PHARMACEUTICALS INC Health Care Equity 8288566.56 0.15
XTSLA BLK CSH FND TREASURY SL AGENCY Cash and/or Derivatives Money Market 8115336.85 0.15
TVTX TRAVERE THERAPEUTICS INC Health Care Equity 7760443.5 0.14
DVAX DYNAVAX TECHNOLOGIES CORP Health Care Equity 7459059.92 0.14
DYN DYNE THERAPEUTICS INC Health Care Equity 7416971.1 0.14
JANX JANUX THERAPEUTICS INC Health Care Equity 7334718.3 0.13
CGON CG ONCOLOGY INC Health Care Equity 7306846.44 0.13
STVN STEVANATO GROUP Health Care Equity 7115520.08 0.13
GRAL GRAIL INC Health Care Equity 7095942.63 0.13
NAMS NEWAMSTERDAM PHARMA NV Health Care Equity 7013900.71 0.13
IRON DISC MEDICINE INC Health Care Equity 6981010.96 0.13
EWTX EDGEWISE THERAPEUTICS INC Health Care Equity 6934794.79 0.13
VERA VERA THERAPEUTICS INC CLASS A Health Care Equity 6768128.94 0.12
MNKD MANNKIND CORP Health Care Equity 6698356.77 0.12
IMVT IMMUNOVANT INC Health Care Equity 6652258.38 0.12
IMCR IMMUNOCORE HOLDINGS ADR PLC Health Care Equity 6546647.64 0.12
ALVO ALVOTECH SA Health Care Equity 6511170.52 0.12
TXG 10X GENOMICS INC CLASS A Health Care Equity 6467548.36 0.12
MESO MESOBLAST ADR REPRESENTING LTD Health Care Equity 6392098.94 0.12
NVAX NOVAVAX INC Health Care Equity 6238039.82 0.11
AUPH AURINIA PHARMACEUTICALS INC Health Care Equity 6189167.96 0.11
EVO EVOTEC SE SPONSORED ADR Health Care Equity 6147608.67 0.11
CRMD CORMEDIX INC Health Care Equity 5879065.92 0.11
GLPG GALAPAGOS ADR REPRESENTING NV Health Care Equity 5868564.28 0.11
CDNA CAREDX INC Health Care Equity 5721091.09 0.11
GERN GERON CORP Health Care Equity 5529686.44 0.1
NRIX NURIX THERAPEUTICS INC Health Care Equity 5434508.69 0.1
SYRE SPYRE THERAPEUTICS INC Health Care Equity 5415297.16 0.1
SNDX SYNDAX PHARMACEUTICALS INC Health Care Equity 5242270.25 0.1
WVE WAVE LIFE SCIENCES LTD Health Care Equity 5199496.55 0.1
ZYME ZYMEWORKS INC Health Care Equity 5170069.52 0.1
GPCR STRUCTURE THERAPEUTICS ADR INC Health Care Equity 5054128.32 0.09
NTLA INTELLIA THERAPEUTICS INC Health Care Equity 4976534.91 0.09
SPRY ARS PHARMACEUTICALS INC Health Care Equity 4835568.78 0.09
PRAX PRAXIS PRECISION MEDICINES INC Health Care Equity 4681491.1 0.09
QURE UNIQURE NV Health Care Equity 4483483.16 0.08
ABCL ABCELLERA BIOLOGICS INC Health Care Equity 4412931.2 0.08
ELVN ENLIVEN THERAPEUTICS INC Health Care Equity 4239804.1 0.08
CNTA CENTESSA PHARMACEUTICALS AMERICAN Health Care Equity 4222632.3 0.08
COGT COGENT BIOSCIENCES INC Health Care Equity 4129197.6 0.08
AVXL ANAVEX LIFE SCIENCES CORP Health Care Equity 4056242.08 0.07
ANAB ANAPTYSBIO INC Health Care Equity 4053085.96 0.07
LENZ LENZ THERAPEUTICS INC Health Care Equity 4026766.0 0.07
XNCR XENCOR INC Health Care Equity 3738004.93 0.07
REPL REPLIMUNE GROUP INC Health Care Equity 3703764.24 0.07
IOVA IOVANCE BIOTHERAPEUTICS INC Health Care Equity 3647062.72 0.07
RCUS ARCUS BIOSCIENCES INC Health Care Equity 3335427.48 0.06
ALT ALTIMMUNE INC Health Care Equity 3271146.28 0.06
MLYS MINERALYS THERAPEUTICS INC Health Care Equity 3255451.52 0.06
CVAC CUREVAC NV Health Care Equity 3252701.76 0.06
FTRE FORTREA HOLDINGS INC Health Care Equity 3236487.39 0.06
ABUS ARBUTUS BIOPHARMA CORP Health Care Equity 3192366.09 0.06
CSTL CASTLE BIOSCIENCES INC Health Care Equity 3187800.0 0.06
KALV KALVISTA PHARMACEUTICALS INC Health Care Equity 3064560.48 0.06
DAWN DAY ONE BIOPHARMACEUTICALS INC Health Care Equity 3036790.97 0.06
TBPH THERAVANCE BIOPHARMA INC Health Care Equity 2998395.34 0.06
USD USD CASH Cash and/or Derivatives Cash 2985352.8 0.05
ZVRA ZEVRA THERAPEUTICS INC Health Care Equity 2980232.86 0.05
STOK STOKE THERAPEUTICS INC Health Care Equity 2943482.17 0.05
KURA KURA ONCOLOGY INC Health Care Equity 2872980.6 0.05
VIR VIR BIOTECHNOLOGY INC Health Care Equity 2804220.54 0.05
AVBP ARRIVENT BIOPHARMA INC Health Care Equity 2780718.46 0.05
KROS KEROS THERAPEUTICS INC Health Care Equity 2764612.8 0.05
ARVN ARVINAS INC Health Care Equity 2732363.82 0.05
MYGN MYRIAD GENETICS INC Health Care Equity 2699887.71 0.05
URGN UROGEN PHARMA LTD Health Care Equity 2606937.09 0.05
RGNX REGENXBIO INC Health Care Equity 2579850.27 0.05
RLAY RELAY THERAPEUTICS INC Health Care Equity 2549892.24 0.05
OPK OPKO HEALTH INC Health Care Equity 2525993.19 0.05
ORIC ORIC PHARMACEUTICALS INC Health Care Equity 2495229.3 0.05
FLGT FULGENT GENETICS INC Health Care Equity 2476034.37 0.05
VERV VERVE THERAPEUTICS INC Health Care Equity 2464924.0 0.05
PHAT PHATHOM PHARMACEUTICALS INC Health Care Equity 2450509.04 0.05
TSHA TAYSHA GENE THERAPIES INC Health Care Equity 2421999.22 0.04
NUVB NUVATION BIO INC CLASS A Health Care Equity 2419956.87 0.04
LAB STANDARD BIOTOOLS INC Health Care Equity 2340461.55 0.04
CTKB CYTEK BIOSCIENCES INC Health Care Equity 2319536.66 0.04
ORKA ORUKA THERAPEUTICS INC Health Care Equity 2249822.56 0.04
SAGE SAGE THERAPEUTICS INC Health Care Equity 2239535.3 0.04
AUTL AUTOLUS THERAPEUTICS ADR PLC Health Care Equity 2234901.88 0.04
RIGL RIGEL PHARMACEUTICALS INC Health Care Equity 2188047.6 0.04
MGTX MEIRAGTX HOLDINGS PLC Health Care Equity 2163309.33 0.04
AMLX AMYLYX PHARMACEUTICALS INC Health Care Equity 2077606.56 0.04
EBS EMERGENT BIOSOLUTIONS INC Health Care Equity 2066712.5 0.04
TYRA TYRA BIOSCIENCES INC Health Care Equity 2062887.12 0.04
DNA GINKGO BIOWORKS HOLDINGS INC CLASS Materials Equity 1999708.14 0.04
TRVI TREVI THERAPEUTICS INC Health Care Equity 1997446.92 0.04
ITOS ITEOS THERAPEUTICS INC Health Care Equity 1949751.72 0.04
SANA SANA BIOTECHNOLOGY INC Health Care Equity 1945724.55 0.04
TRML TOURMALINE BIO INC Health Care Equity 1905181.44 0.04
CGEM CULLINAN THERAPEUTICS INC Health Care Equity 1870496.67 0.03
SLDB SOLID BIOSCIENCES INC Health Care Equity 1856270.9 0.03
ARCT ARCTURUS THERAPEUTICS HOLDINGS INC Health Care Equity 1822212.2 0.03
HUMA HUMACYTE INC Health Care Equity 1805541.84 0.03
PACB PACIFIC BIOSCIENCES OF CALIFORNIA Health Care Equity 1789994.4 0.03
ABSI ABSCI CORP Health Care Equity 1789116.26 0.03
AURA AURA BIOSCIENCES INC Health Care Equity 1784869.14 0.03
RCKT ROCKET PHARMACEUTICALS INC Health Care Equity 1781161.65 0.03
TNGX TANGO THERAPEUTICS INC Health Care Equity 1676463.95 0.03
CMPS COMPASS PATHWAYS ADR PLC Health Care Equity 1665377.23 0.03
IBRX IMMUNITYBIO INC Health Care Equity 1647447.96 0.03
ADCT ADC THERAPEUTICS SA Health Care Equity 1622645.74 0.03
ATXS ASTRIA THERAPEUTICS INC Health Care Equity 1615059.16 0.03
PSNL PERSONALIS INC Health Care Equity 1595078.04 0.03
VNDA VANDA PHARMACEUTICALS INC Health Care Equity 1531803.46 0.03
MRVI MARAVAI LIFESCIENCES HOLDINGS INC Health Care Equity 1518155.37 0.03
PGEN PRECIGEN INC Health Care Equity 1495629.84 0.03
BCYC BICYCLE THERAPEUTICS ADR PLC Health Care Equity 1493743.68 0.03
TERN TERNS PHARMACEUTICALS INC Health Care Equity 1490521.4 0.03
ERAS ERASCA INC Health Care Equity 1462682.52 0.03
NGNE NEUROGENE INC Health Care Equity 1424162.48 0.03
TECX TECTONIC THERAPEUTIC INC Health Care Equity 1420617.22 0.03
AVIR ATEA PHARMACEUTICALS INC Health Care Equity 1405653.32 0.03
ANNX ANNEXON INC Health Care Equity 1394681.37 0.03
OLMA OLEMA PHARMACEUTICALS INC Health Care Equity 1377384.36 0.03
GLUE MONTE ROSA THERAPEUTICS INC Health Care Equity 1364007.82 0.03
PRTA PROTHENA PLC Health Care Equity 1333367.92 0.02
MXCT MAXCYTE INC Health Care Equity 1294928.8 0.02
QTRX QUANTERIX CORP Health Care Equity 1231440.48 0.02
SVRA SAVARA INC Health Care Equity 1210169.48 0.02
CRVS CORVUS PHARMACEUTICALS INC Health Care Equity 1184986.47 0.02
RAPP RAPPORT THERAPEUTICS INC Health Care Equity 1182548.01 0.02
ALMS ALUMIS INC Health Care Equity 1146957.22 0.02
ALLO ALLOGENE THERAPEUTICS INC Health Care Equity 1092841.02 0.02
CDXS CODEXIS INC Health Care Equity 1086369.03 0.02
IMMP IMMUTEP ADS REPRESENTING LTD Health Care Equity 1067761.44 0.02
FDMT 4D MOLECULAR THERAPEUTICS INC Health Care Equity 1050505.05 0.02
EDIT EDITAS MEDICINE INC Health Care Equity 1041040.59 0.02
TRDA ENTRADA THERAPEUTICS INC Health Care Equity 1019549.52 0.02
YMAB Y MABS THERAPEUTICS INC Health Care Equity 992792.64 0.02
CYBN CYBIN INC Health Care Equity 988255.9 0.02
INZY INOZYME PHARMA INC Health Care Equity 982860.69 0.02
CATX PERSPECTIVE THERAPEUTICS INC Health Care Equity 945129.16 0.02
SLN SILENCE THERAPEUTICS ADR REPRESENT Health Care Equity 903115.2 0.02
ENTA ENANTA PHARMACEUTICALS INC Health Care Equity 903330.0 0.02
VYGR VOYAGER THERAPEUTICS INC Health Care Equity 890043.0 0.02
INBX INHIBRX BIOSCIENCES INC Health Care Equity 876108.67 0.02
SGAFT CASH COLLATERAL USD SGAFT Cash and/or Derivatives Cash Collateral and Margins 829000.0 0.02
FATE FATE THERAPEUTICS INC Health Care Equity 798676.57 0.01
CRGX CARGO THERAPEUTICS INC Health Care Equity 796354.78 0.01
FHTX FOGHORN THERAPEUTICS INC Health Care Equity 738322.56 0.01
ALEC ALECTOR INC Health Care Equity 730531.34 0.01
DSGN DESIGN THERAPEUTICS INC Health Care Equity 728371.2 0.01
ACIU AC IMMUNE SA Health Care Equity 717623.4 0.01
THRD THIRD HARMONIC BIO INC Health Care Equity 697364.04 0.01
LRMR LARIMAR THERAPEUTICS INC Health Care Equity 684152.64 0.01
LXEO LEXEO THERAPEUTICS INC Health Care Equity 604943.66 0.01
CCCC C4 THERAPEUTICS INC Health Care Equity 583791.6 0.01
IRWD IRONWOOD PHARMA INC CLASS A Health Care Equity 581799.32 0.01
MGNX MACROGENICS INC Health Care Equity 547292.72 0.01
RNAC CARTESIAN THERAPEUTICS INC Health Care Equity 544434.58 0.01
NKTX NKARTA INC Health Care Equity 507166.2 0.01
BMEA BIOMEA FUSION INC Health Care Equity 498137.0 0.01
PRME PRIME MEDICINE INC Health Care Equity 479519.48 0.01
PLRX PLIANT THERAPEUTICS INC Health Care Equity 473097.12 0.01
KYTX KYVERNA THERAPEUTICS INC Health Care Equity 428208.48 0.01
CLYM CLIMB BIO INC Health Care Equity 420542.64 0.01
TKNO ALPHA TEKNOVA INC Health Care Equity 385463.2 0.01
TCRX TSCAN THERAPEUTICS INC Health Care Equity 381389.9 0.01
LYEL LYELL IMMUNOPHARMA INC Health Care Equity 363506.54 0.01
PYXS PYXIS ONCOLOGY INC Health Care Equity 348974.4 0.01
STRO SUTRO BIOPHARMA INC Health Care Equity 345178.44 0.01
NMRA NEUMORA THERAPEUTICS INC Health Care Equity 299275.6 0.01
PEPG PEPGEN INC Health Care Equity 261881.62 0.0
TVGN TEVOGEN BIO HOLDINGS INC Health Care Equity 224647.08 0.0
APLT APPLIED THERAPEUTICS INC Health Care Equity 222831.67 0.0
MRSN MERSANA THERAPEUTICS INC Health Care Equity 179434.12 0.0
ACRV ACRIVON THERAPEUTICS INC Health Care Equity 161443.2 0.0
OKUR ONKURE THERAPEUTICS INC CLASS A Health Care Equity 145227.95 0.0
ARTV ARTIVA BIOTHERAPEUTICS INC Health Care Equity 139465.26 0.0
IGMS IGM BIOSCIENCES INC Health Care Equity 119998.12 0.0
ADRO CHINOOK THERAPEUTICS INC Health Care Equity 51353.92 0.0
QTTB Q32 BIO INC Health Care Equity 43162.82 0.0
nan CARTESIAN THERAPEUTICS INC Health Care Equity 1799.04 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
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
RTYU5 RUSSELL 2000 EMINI CME SEP 25 Cash and/or Derivatives Futures 0.0 0.0
IXCU5 E-MINI HEALTH CARE SECTOR SEP 25 Cash and/or Derivatives Futures 0.0 0.0
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