ETF constituents for IBB

Below, a list of constituents for IBB (iShares Biotechnology ETF) is shown. In total, IBB consists of 257 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 (%)
GILD GILEAD SCIENCES INC Health Care Equity 411671164.6 7.25
AMGN AMGEN INC Health Care Equity 379421558.64 6.68
VRTX VERTEX PHARMACEUTICALS INC Health Care Equity 353078705.55 6.22
REGN REGENERON PHARMACEUTICALS INC Health Care Equity 352397360.0 6.2
ALNY ALNYLAM PHARMACEUTICALS INC Health Care Equity 351235868.67 6.18
IQV IQVIA HOLDINGS INC Health Care Equity 194161181.5 3.42
INSM INSMED INC Health Care Equity 182413083.72 3.21
ARGX ARGENX SE ADR Health Care Equity 176065598.12 3.1
MTD METTLER TOLEDO INC Health Care Equity 157593644.8 2.77
NTRA NATERA INC Health Care Equity 131740275.45 2.32
BIIB BIOGEN INC Health Care Equity 128133595.24 2.26
ONC BEONE MEDICINES AG Health Care Equity 109413504.28 1.93
UTHR UNITED THERAPEUTICS CORP Health Care Equity 107729649.72 1.9
WAT WATERS CORP Health Care Equity 106073072.05 1.87
INCY INCYTE CORP Health Care Equity 95850282.3 1.69
ILMN ILLUMINA INC Health Care Equity 88412518.08 1.56
BNTX BIONTECH SE ADR Health Care Equity 87600101.54 1.54
NBIX NEUROCRINE BIOSCIENCES INC Health Care Equity 81900841.65 1.44
MEDP MEDPACE HOLDINGS INC Health Care Equity 69183183.84 1.22
GMAB GENMAB SPONSORED ADR Health Care Equity 68243600.62 1.2
EXEL EXELIXIS INC Health Care Equity 62488646.1 1.1
BMRN BIOMARIN PHARMACEUTICAL INC Health Care Equity 61838013.87 1.09
IONS IONIS PHARMACEUTICALS INC Health Care Equity 59304271.48 1.04
HALO HALOZYME THERAPEUTICS INC Health Care Equity 56667994.5 1.0
MDGL MADRIGAL PHARMACEUTICALS INC Health Care Equity 52489661.24 0.92
BBIO BRIDGEBIO PHARMA INC Health Care Equity 49776683.31 0.88
MRNA MODERNA INC Health Care Equity 48690385.5 0.86
TECH BIO TECHNE CORP Health Care Equity 48043691.3 0.85
TEM TEMPUS AI INC CLASS A Health Care Equity 47817203.84 0.84
RVMD REVOLUTION MEDICINES INC Health Care Equity 45581015.2 0.8
ASND ASCENDIS PHARMA ADR REPRESENTING Health Care Equity 45270707.02 0.8
CRL CHARLES RIVER LABORATORIES INTERNA Health Care Equity 44895384.05 0.79
RGEN REPLIGEN CORP Health Care Equity 36467117.82 0.64
CYTK CYTOKINETICS INC Health Care Equity 36094303.16 0.64
ROIV ROIVANT SCIENCES LTD Health Care Equity 35563221.76 0.63
RYTM RHYTHM PHARMACEUTICALS INC Health Care Equity 33877811.14 0.6
VRNA VERONA PHARMA ADR PLC Health Care Equity 31229754.9 0.55
RNA AVIDITY BIOSCIENCES INC Health Care Equity 29715815.86 0.52
AXSM AXSOME THERAPEUTICS INC Health Care Equity 28965768.84 0.51
PTCT PTC THERAPEUTICS INC Health Care Equity 28497324.29 0.5
CRSP CRISPR THERAPEUTICS AG Health Care Equity 28168313.06 0.5
ALKS ALKERMES Health Care Equity 26300739.45 0.46
MRUS MERUS NV Health Care Equity 25928987.0 0.46
PCVX VAXCYTE INC Health Care Equity 24330138.83 0.43
ACAD ACADIA PHARMACEUTICALS INC Health Care Equity 23708170.38 0.42
LEGN LEGEND BIOTECH ADR REP CORP Health Care Equity 22926357.3 0.4
ADMA ADMA BIOLOGICS INC Health Care Equity 22444903.08 0.4
NUVL NUVALENT INC CLASS A Health Care Equity 21646832.35 0.38
KRYS KRYSTAL BIOTECH INC Health Care Equity 21558034.56 0.38
PTGX PROTAGONIST THERAPEUTICS INC Health Care Equity 20753682.84 0.37
ARWR ARROWHEAD PHARMACEUTICALS INC Health Care Equity 20701971.24 0.36
BRKR BRUKER CORP Health Care Equity 19260639.2 0.34
AKRO AKERO THERAPEUTICS INC Health Care Equity 18843473.72 0.33
ACLX ARCELLX INC Health Care Equity 18197143.41 0.32
MIRM MIRUM PHARMACEUTICALS INC Health Care Equity 17947276.89 0.32
CRNX CRINETICS PHARMACEUTICALS INC Health Care Equity 17841126.0 0.31
XENE XENON PHARMACEUTICALS INC Health Care Equity 16287764.94 0.29
RARE ULTRAGENYX PHARMACEUTICAL INC Health Care Equity 16197451.83 0.29
APLS APELLIS PHARMACEUTICALS INC Health Care Equity 15566561.85 0.27
KYMR KYMERA THERAPEUTICS INC Health Care Equity 15114662.43 0.27
VCYT VERACYTE INC Health Care Equity 14407064.0 0.25
FOLD AMICUS THERAPEUTICS INC Health Care Equity 14356408.03 0.25
SRRK SCHOLAR ROCK HOLDING CORP Health Care Equity 13926312.44 0.25
ZLAB ZAI LABORATORY ADR REPRESENTING LT Health Care Equity 13654804.0 0.24
SMMT SUMMIT THERAPEUTICS INC Health Care Equity 12734971.9 0.22
TVTX TRAVERE THERAPEUTICS INC Health Care Equity 12462593.47 0.22
AGIO AGIOS PHARMACEUTICALS INC Health Care Equity 12322550.52 0.22
IDYA IDEAYA BIOSCIENCES INC Health Care Equity 11710545.45 0.21
BEAM BEAM THERAPEUTICS INC Health Care Equity 11203186.4 0.2
ADPT ADAPTIVE BIOTECHNOLOGIES CORP Health Care Equity 11035099.27 0.19
ARQT ARCUTIS BIOTHERAPEUTICS INC Health Care Equity 10999811.55 0.19
TARS TARSUS PHARMACEUTICALS INC Health Care Equity 10811567.6 0.19
DNLI DENALI THERAPEUTICS INC Health Care Equity 10780313.28 0.19
MNKD MANNKIND CORP Health Care Equity 9905843.96 0.17
GRFS GRIFOLS ADR REPRESENTING ONE NON-V Health Care Equity 9893140.4 0.17
SRPT SAREPTA THERAPEUTICS INC Health Care Equity 9853852.21 0.17
VCEL VERICEL CORP Health Care Equity 9723444.44 0.17
BCRX BIOCRYST PHARMACEUTICALS INC Health Care Equity 9623345.55 0.17
AUPH AURINIA PHARMACEUTICALS INC Health Care Equity 9244513.46 0.16
NAMS NEWAMSTERDAM PHARMA NV Health Care Equity 9146674.42 0.16
MLYS MINERALYS THERAPEUTICS INC Health Care Equity 9127045.2 0.16
RXRX RECURSION PHARMACEUTICALS INC CLAS Health Care Equity 9109273.74 0.16
CGON CG ONCOLOGY INC Health Care Equity 9030005.64 0.16
TWST TWIST BIOSCIENCE CORP Health Care Equity 8705931.32 0.15
COGT COGENT BIOSCIENCES INC Health Care Equity 8616991.02 0.15
DYN DYNE THERAPEUTICS INC Health Care Equity 8451215.7 0.15
APGE APOGEE THERAPEUTICS INC Health Care Equity 8349742.64 0.15
STVN STEVANATO GROUP Health Care Equity 7957519.06 0.14
TXG 10X GENOMICS INC CLASS A Health Care Equity 7936163.04 0.14
SNDX SYNDAX PHARMACEUTICALS INC Health Care Equity 7782510.65 0.14
IRON DISC MEDICINE INC Health Care Equity 7663300.92 0.13
BHVN BIOHAVEN LTD Health Care Equity 7541437.33 0.13
NVCR NOVOCURE LTD Health Care Equity 7300679.85 0.13
MESO MESOBLAST ADR REPRESENTING LTD Health Care Equity 7270114.02 0.13
JANX JANUX THERAPEUTICS INC Health Care Equity 7239482.9 0.13
NVAX NOVAVAX INC Health Care Equity 7147989.24 0.13
CNTA CENTESSA PHARMACEUTICALS AMERICAN Health Care Equity 7129252.8 0.13
VERA VERA THERAPEUTICS INC CLASS A Health Care Equity 6947139.05 0.12
ETNB 89BIO INC Health Care Equity 6919500.45 0.12
GRAL GRAIL INC Health Care Equity 6861579.12 0.12
IMVT IMMUNOVANT INC Health Care Equity 6732967.04 0.12
NTLA INTELLIA THERAPEUTICS INC Health Care Equity 6717244.0 0.12
EWTX EDGEWISE THERAPEUTICS INC Health Care Equity 6631568.0 0.12
IMCR IMMUNOCORE HOLDINGS ADR PLC Health Care Equity 6584100.64 0.12
DVAX DYNAVAX TECHNOLOGIES CORP Health Care Equity 6537945.67 0.12
ZYME ZYMEWORKS INC Health Care Equity 6470068.66 0.11
ABCL ABCELLERA BIOLOGICS INC Health Care Equity 6075096.54 0.11
GLPG GALAPAGOS ADR REPRESENTING NV Health Care Equity 6047073.06 0.11
STOK STOKE THERAPEUTICS INC Health Care Equity 6031073.34 0.11
LENZ LENZ THERAPEUTICS INC Health Care Equity 5914542.48 0.1
FTRE FORTREA HOLDINGS INC Health Care Equity 5500439.8 0.1
ALVO ALVOTECH SA Health Care Equity 5309990.07 0.09
WVE WAVE LIFE SCIENCES LTD Health Care Equity 5206339.08 0.09
CRMD CORMEDIX INC Health Care Equity 5179804.36 0.09
QURE UNIQURE NV Health Care Equity 4969287.85 0.09
SYRE SPYRE THERAPEUTICS INC Health Care Equity 4897291.9 0.09
ELVN ENLIVEN THERAPEUTICS INC Health Care Equity 4694951.28 0.08
AVXL ANAVEX LIFE SCIENCES CORP Health Care Equity 4694210.71 0.08
TRML TOURMALINE BIO INC Health Care Equity 4666351.32 0.08
GERN GERON CORP Health Care Equity 4650468.22 0.08
AMLX AMYLYX PHARMACEUTICALS INC Health Care Equity 4630583.75 0.08
RCUS ARCUS BIOSCIENCES INC Health Care Equity 4473423.36 0.08
URGN UROGEN PHARMA LTD Health Care Equity 4445263.04 0.08
EVO EVOTEC SE SPONSORED ADR Health Care Equity 4431072.02 0.08
GPCR STRUCTURE THERAPEUTICS ADR INC Health Care Equity 4390200.87 0.08
NUVB NUVATION BIO INC CLASS A Health Care Equity 4339869.36 0.08
CDNA CAREDX INC Health Care Equity 4269256.2 0.08
PRAX PRAXIS PRECISION MEDICINES INC Health Care Equity 4162933.64 0.07
XTSLA BLK CSH FND TREASURY SL AGENCY Cash and/or Derivatives Money Market 4152823.53 0.07
KURA KURA ONCOLOGY INC Health Care Equity 4105106.46 0.07
NRIX NURIX THERAPEUTICS INC Health Care Equity 4098772.16 0.07
ABUS ARBUTUS BIOPHARMA CORP Health Care Equity 4044229.88 0.07
TBPH THERAVANCE BIOPHARMA INC Health Care Equity 3990600.9 0.07
TSHA TAYSHA GENE THERAPIES INC Health Care Equity 3989483.42 0.07
RIGL RIGEL PHARMACEUTICALS INC Health Care Equity 3949282.48 0.07
MYGN MYRIAD GENETICS INC Health Care Equity 3879018.24 0.07
ANAB ANAPTYSBIO INC Health Care Equity 3759982.2 0.07
USD USD CASH Cash and/or Derivatives Cash 3755191.68 0.07
IOVA IOVANCE BIOTHERAPEUTICS INC Health Care Equity 3752241.9 0.07
PGEN PRECIGEN INC Health Care Equity 3674821.9 0.06
CSTL CASTLE BIOSCIENCES INC Health Care Equity 3642920.82 0.06
XNCR XENCOR INC Health Care Equity 3496914.8 0.06
TRVI TREVI THERAPEUTICS INC Health Care Equity 3466872.75 0.06
SPRY ARS PHARMACEUTICALS INC Health Care Equity 3333661.07 0.06
KALV KALVISTA PHARMACEUTICALS INC Health Care Equity 3277779.6 0.06
DAWN DAY ONE BIOPHARMACEUTICALS INC Health Care Equity 3239550.16 0.06
KROS KEROS THERAPEUTICS INC Health Care Equity 3199244.04 0.06
ORIC ORIC PHARMACEUTICALS INC Health Care Equity 3154864.02 0.06
RLAY RELAY THERAPEUTICS INC Health Care Equity 3147619.23 0.06
CVAC CUREVAC NV Health Care Equity 3057352.92 0.05
AVBP ARRIVENT BIOPHARMA INC Health Care Equity 3014270.01 0.05
ARVN ARVINAS INC Health Care Equity 3009977.64 0.05
OPK OPKO HEALTH INC Health Care Equity 2990939.0 0.05
ORKA ORUKA THERAPEUTICS INC Health Care Equity 2905841.4 0.05
TERN TERNS PHARMACEUTICALS INC Health Care Equity 2892195.21 0.05
LAB STANDARD BIOTOOLS INC Health Care Equity 2881238.22 0.05
CTKB CYTEK BIOSCIENCES INC Health Care Equity 2748544.0 0.05
VIR VIR BIOTECHNOLOGY INC Health Care Equity 2717860.0 0.05
PHAT PHATHOM PHARMACEUTICALS INC Health Care Equity 2688224.64 0.05
ARCT ARCTURUS THERAPEUTICS HOLDINGS INC Health Care Equity 2575466.68 0.05
FLGT FULGENT GENETICS INC Health Care Equity 2567989.96 0.05
RGNX REGENXBIO INC Health Care Equity 2565751.2 0.05
EBS EMERGENT BIOSOLUTIONS INC Health Care Equity 2552362.12 0.04
ZVRA ZEVRA THERAPEUTICS INC Health Care Equity 2543395.0 0.04
MGTX MEIRAGTX HOLDINGS PLC Health Care Equity 2511482.64 0.04
RAPP RAPPORT THERAPEUTICS INC Health Care Equity 2490594.48 0.04
SANA SANA BIOTECHNOLOGY INC Health Care Equity 2458685.74 0.04
OLMA OLEMA PHARMACEUTICALS INC Health Care Equity 2433501.84 0.04
TYRA TYRA BIOSCIENCES INC Health Care Equity 2414043.8 0.04
TNGX TANGO THERAPEUTICS INC Health Care Equity 2361359.01 0.04
PRME PRIME MEDICINE INC Health Care Equity 2323717.66 0.04
DNA GINKGO BIOWORKS HOLDINGS INC CLASS Health Care Equity 2242340.1 0.04
REPL REPLIMUNE GROUP INC Health Care Equity 2174397.48 0.04
PRTA PROTHENA PLC Health Care Equity 2111464.22 0.04
ATXS ASTRIA THERAPEUTICS INC Health Care Equity 2057181.25 0.04
PACB PACIFIC BIOSCIENCES OF CALIFORNIA Health Care Equity 1892980.44 0.03
RCKT ROCKET PHARMACEUTICALS INC Health Care Equity 1887853.52 0.03
CRVS CORVUS PHARMACEUTICALS INC Health Care Equity 1862510.1 0.03
PSNL PERSONALIS INC Health Care Equity 1847617.2 0.03
SLDB SOLID BIOSCIENCES INC Health Care Equity 1826547.03 0.03
ALT ALTIMMUNE INC Health Care Equity 1794694.72 0.03
ALMS ALUMIS INC Health Care Equity 1766214.16 0.03
YMAB Y MABS THERAPEUTICS INC Health Care Equity 1764463.31 0.03
AURA AURA BIOSCIENCES INC Health Care Equity 1730671.92 0.03
MRVI MARAVAI LIFESCIENCES HOLDINGS INC Health Care Equity 1711480.68 0.03
ABSI ABSCI CORP Health Care Equity 1702094.4 0.03
FDMT 4D MOLECULAR THERAPEUTICS INC Health Care Equity 1694205.42 0.03
CMPS COMPASS PATHWAYS ADR PLC Health Care Equity 1670453.2 0.03
SVRA SAVARA INC Health Care Equity 1667023.4 0.03
INBX INHIBRX BIOSCIENCES INC Health Care Equity 1660611.84 0.03
ADCT ADC THERAPEUTICS SA Health Care Equity 1544194.44 0.03
ERAS ERASCA INC Health Care Equity 1518310.56 0.03
VNDA VANDA PHARMACEUTICALS INC Health Care Equity 1503665.57 0.03
IBRX IMMUNITYBIO INC Health Care Equity 1429524.2 0.03
CGEM CULLINAN THERAPEUTICS INC Health Care Equity 1404603.0 0.02
ANNX ANNEXON INC Health Care Equity 1384324.7 0.02
LXEO LEXEO THERAPEUTICS INC Health Care Equity 1371990.34 0.02
NGNE NEUROGENE INC Health Care Equity 1348943.0 0.02
EDIT EDITAS MEDICINE INC Health Care Equity 1347902.51 0.02
GLUE MONTE ROSA THERAPEUTICS INC Health Care Equity 1324553.75 0.02
AVIR ATEA PHARMACEUTICALS INC Health Care Equity 1324499.1 0.02
IRWD IRONWOOD PHARMA INC CLASS A Health Care Equity 1258488.18 0.02
AUTL AUTOLUS THERAPEUTICS ADR PLC Health Care Equity 1256182.26 0.02
ALEC ALECTOR INC Health Care Equity 1237002.25 0.02
CDXS CODEXIS INC Health Care Equity 1177806.42 0.02
QTRX QUANTERIX CORP Health Care Equity 1147564.99 0.02
VYGR VOYAGER THERAPEUTICS INC Health Care Equity 1136725.92 0.02
BCYC BICYCLE THERAPEUTICS ADR PLC Health Care Equity 1136120.72 0.02
TECX TECTONIC THERAPEUTIC INC Health Care Equity 1134381.24 0.02
CATX PERSPECTIVE THERAPEUTICS INC Health Care Equity 1126476.0 0.02
HUMA HUMACYTE INC Health Care Equity 1106846.79 0.02
DSGN DESIGN THERAPEUTICS INC Health Care Equity 1084604.04 0.02
ALLO ALLOGENE THERAPEUTICS INC Health Care Equity 1011430.23 0.02
ENTA ENANTA PHARMACEUTICALS INC Health Care Equity 1000050.12 0.02
IMMP IMMUTEP ADS REPRESENTING LTD Health Care Equity 954296.32 0.02
ACIU AC IMMUNE SA Health Care Equity 911050.74 0.02
FHTX FOGHORN THERAPEUTICS INC Health Care Equity 896100.21 0.02
LRMR LARIMAR THERAPEUTICS INC Health Care Equity 885370.05 0.02
CCCC C4 THERAPEUTICS INC Health Care Equity 876467.34 0.02
MXCT MAXCYTE INC Health Care Equity 850316.25 0.01
CLYM CLIMB BIO INC Health Care Equity 806721.75 0.01
CYBN CYBIN INC Health Care Equity 726756.24 0.01
TRDA ENTRADA THERAPEUTICS INC Health Care Equity 709457.76 0.01
NMRA NEUMORA THERAPEUTICS INC Health Care Equity 647492.94 0.01
SLN SILENCE THERAPEUTICS ADR REPRESENT Health Care Equity 642345.77 0.01
FATE FATE THERAPEUTICS INC Health Care Equity 617599.43 0.01
NKTX NKARTA INC Health Care Equity 615368.9 0.01
BMEA BIOMEA FUSION INC Health Care Equity 578401.7 0.01
SGAFT CASH COLLATERAL USD SGAFT Cash and/or Derivatives Cash Collateral and Margins 560000.0 0.01
MGNX MACROGENICS INC Health Care Equity 542833.95 0.01
PLRX PLIANT THERAPEUTICS INC Health Care Equity 516896.28 0.01
PYXS PYXIS ONCOLOGY INC Health Care Equity 501890.48 0.01
KYTX KYVERNA THERAPEUTICS INC Health Care Equity 494390.4 0.01
RNAC CARTESIAN THERAPEUTICS INC Health Care Equity 479895.68 0.01
TCRX TSCAN THERAPEUTICS INC Health Care Equity 468350.08 0.01
LYEL LYELL IMMUNOPHARMA INC Health Care Equity 453635.7 0.01
STRO SUTRO BIOPHARMA INC Health Care Equity 415215.66 0.01
APLT APPLIED THERAPEUTICS INC Health Care Equity 312587.4 0.01
TKNO ALPHA TEKNOVA INC Health Care Equity 296761.6 0.01
PEPG PEPGEN INC Health Care Equity 257037.52 0.0
ACRV ACRIVON THERAPEUTICS INC Health Care Equity 193927.68 0.0
MRSN MERSANA THERAPEUTICS INC Health Care Equity 173130.72 0.0
ARTV ARTIVA BIOTHERAPEUTICS INC Health Care Equity 170301.75 0.0
TVGN TEVOGEN BIO HOLDINGS INC Health Care Equity 148722.93 0.0
OKUR ONKURE THERAPEUTICS INC CLASS A Health Care Equity 127387.75 0.0
ADRO CHINOOK THERAPEUTICS INC Health Care Equity 54563.54 0.0
QTTB Q32 BIO INC Health Care Equity 47335.18 0.0
CRGX CARGO THERAPEUTICS INC Health Care Equity 18027.46 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
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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