Companies: 10,660     total market cap: โ‚ฌ119.156 T
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iShares Biotechnology ETF
IBB
#299
ETF rank
โ‚ฌ7.22 B
Marketcap
๐Ÿ‡บ๐Ÿ‡ธ US
Market
148,57ย โ‚ฌ
Share price
2.91%
Change (1 day)
11.44%
Change (1 year)
๐Ÿงฌ Biotech ETFs
Categories
iShares Biotechnology ETF (IBB) seeks to track the performance of the NYSE Biotechnology Index, providing exposure to U.S.-listed companies in the biotechnology sector. The fund offers targeted access to biotech stocks, allowing investors to express a view on the industry.

iShares Biotechnology ETF - Holdings

Etf holdings as of February 5, 2026

Number of holdings: 258

Full holdings list

Weight %NameTickerShares Held
9.73%
GILEAD SCIENCES INCGILD5408288.00
8.73%
AMGEN INCAMGN1970061.00
8.67%
VERTEX PHARMACEUTICALS INCVRTX1569572.00
6.79%
REGENERON PHARMACEUTICALS INCREGN735573.00
3.76%
ALNYLAM PHARMACEUTICALS INCALNY943283.00
2.91%
ARGENX SE ADRARGX294226.00
2.78%
INSMED INCINSM1528805.00
2.38%
BIOGEN INCBIIB1064588.00
2.27%
NATERA INCNTRA954748.00
2.20%
BEONE MEDICINES AGONC525604.00
1.75%
INCYTE CORPINCY1411633.00
1.74%
UNITED THERAPEUTICS CORPUTHR301945.00
1.74%
ILLUMINA INCILMN1079609.00
1.39%
REVOLUTION MEDICINES INCRVMD1201644.00
1.33%
GENMAB SPONSORED ADRGMAB3574308.00
1.24%
MODERNA INCMRNA2519502.00
1.17%
NEUROCRINE BIOSCIENCES INCNBIX705683.00
1.16%
IONIS PHARMACEUTICALS INCIONS1154713.00
1.07%
MEDPACE HOLDINGS INCMEDP164267.00
0.96%
EXELIXIS INCEXEL1887536.00
0.95%
BIOMARIN PHARMACEUTICAL INCBMRN1376075.00
0.92%
BRIDGEBIO PHARMA INCBBIO1196090.00
0.89%
BIO TECHNE CORPTECH1119164.00
0.88%
ASCENDIS PHARMA ADR REPRESENTINGASND336819.00
0.88%
AVIDITY BIOSCIENCES INCRNA1004203.00
0.84%
MADRIGAL PHARMACEUTICALS INCMDGL149925.00
0.80%
ROIVANT SCIENCES LTDROIV3146195.00
0.80%
HALOZYME THERAPEUTICS INCHALO845290.00
0.78%
CHARLES RIVER LABORATORIES INTERNACRL353621.00
0.71%
ARROWHEAD PHARMACEUTICALS INCARWR916003.00
0.65%
AXSOME THERAPEUTICS INCAXSM300540.00
0.65%
REPLIGEN CORPRGEN386944.00
0.63%
BIONTECH SE ADRBNTX498996.00
0.63%
CYTOKINETICS INCCYTK871619.00
0.63%
PRAXIS PRECISION MEDICINES INCPRAX170914.00
0.60%
VAXCYTE INCPCVX923337.00
0.58%
KRYSTAL BIOTECH INCKRYS180936.00
0.57%
RHYTHM PHARMACEUTICALS INCRYTM453512.00
0.51%
ABIVAX AMERICAN DEPOSITARY SHARESABVX382759.00
0.49%
PTC THERAPEUTICS INCPTCT561382.00
0.47%
ALKERMESALKS1173635.00
0.47%
TEMPUS AI INC CLASS ATEM739003.00
0.42%
NUVALENT INC CLASS ANUVL347600.00
0.42%
PROTAGONIST THERAPEUTICS INCPTGX429029.00
0.40%
KYMERA THERAPEUTICS INCKYMR432631.00
0.38%
COGENT BIOSCIENCES INCCOGT892459.00
0.38%
AMICUS THERAPEUTICS INCFOLD2196539.00
0.37%
BRUKER CORPBRKR750314.00
0.37%
CRISPR THERAPEUTICS AGCRSP663217.00
0.36%
MIRUM PHARMACEUTICALS INCMIRM305362.00
0.35%
CRINETICS PHARMACEUTICALS INCCRNX641071.00
0.34%
ACADIA PHARMACEUTICALS INCACAD1216021.00
0.34%
STRUCTURE THERAPEUTICS ADR INCGPCR384312.00
0.32%
ADMA BIOLOGICS INCADMA1671524.00
0.31%
SCHOLAR ROCK HOLDING CORPSRRK575555.00
0.28%
TERNS PHARMACEUTICALS INCTERN653450.00
0.28%
GRAIL INCGRAL243404.00
0.26%
XENON PHARMACEUTICALS INCXENE542887.00
0.26%
APOGEE THERAPEUTICS INCAPGE346224.00
0.25%
ARCELLX INCACLX313901.00
0.25%
ARCUTIS BIOTHERAPEUTICS INCARQT781531.00
0.24%
TWIST BIOSCIENCE CORPTWST421894.00
0.24%
VERACYTE INCVCYT561403.00
0.23%
IDEAYA BIOSCIENCES INCIDYA608372.00
0.23%
DENALI THERAPEUTICS INCDNLI950737.00
0.23%
TRAVERE THERAPEUTICS INCTVTX637120.00
0.21%
CARIS LIFE SCIENCES INCCAI837673.00
0.21%
NEWAMSTERDAM PHARMA NVNAMS550332.00
0.21%
TARSUS PHARMACEUTICALS INCTARS284019.00
0.21%
ADAPTIVE BIOTECHNOLOGIES CORPADPT1062772.00
0.21%
CG ONCOLOGY INCCGON354621.00
0.20%
APELLIS PHARMACEUTICALS INCAPLS753060.00
0.20%
LEGEND BIOTECH ADR REP CORPLEGN1004842.00
0.20%
BEAM THERAPEUTICS INCBEAM664367.00
0.20%
SPYRE THERAPEUTICS INCSYRE492068.00
0.19%
ULTRAGENYX PHARMACEUTICAL INCRARE654372.00
0.18%
DISC MEDICINE INCIRON195353.00
0.18%
EDGEWISE THERAPEUTICS INCEWTX552922.00
0.18%
IMMUNOVANT INCIMVT616904.00
0.17%
VERA THERAPEUTICS INC CLASS AVERA352961.00
0.17%
10X GENOMICS INC CLASS ATXG815414.00
0.17%
DYNE THERAPEUTICS INCDYN864550.00
0.17%
ERASCA INCERAS1164201.00
0.17%
ALUMIS INCALMS524311.00
0.16%
IMMUNITYBIO INCIBRX2411257.00
0.16%
DYNAVAX TECHNOLOGIES CORPDVAX845239.00
0.15%
VERICEL CORPVCEL362404.00
0.15%
WAVE LIFE SCIENCES LTDWVE979061.00
0.15%
SYNDAX PHARMACEUTICALS INCSNDX610243.00
0.15%
SAREPTA THERAPEUTICS INCSRPT719667.00
0.15%
CENTESSA PHARMACEUTICALS AMERICANCNTA518051.00
0.15%
AURINIA PHARMACEUTICALS INCAUPH854852.00
0.14%
MANNKIND CORPMNKD2158047.00
0.14%
ZYMEWORKS INCZYME528394.00
0.14%
MINERALYS THERAPEUTICS INCMLYS410880.00
0.14%
NURIX THERAPEUTICS INCNRIX723248.00
0.14%
OLEMA PHARMACEUTICALS INCOLMA458735.00
0.14%
DEFINIUM THERAPEUTICS INCDFTX690590.00
0.13%
ARCUS BIOSCIENCES INCRCUS542496.00
0.13%
RECURSION PHARMACEUTICALS INC CLASRXRX3022893.00
0.13%
AGIOS PHARMACEUTICALS INCAGIO397418.00
0.12%
SUMMIT THERAPEUTICS INCSMMT745912.00
0.12%
ZAI LABORATORY ADR REPRESENTING LTZLAB606713.00
0.12%
STOKE THERAPEUTICS INCSTOK334111.00
0.12%
UNIQURE NVQURE410313.00
0.12%
NUVATION BIO INC CLASS ANUVB1734519.00
0.12%
ORUKA THERAPEUTICS INCORKA308182.00
0.11%
FORTREA HOLDINGS INCFTRE665151.00
0.11%
GALAPAGOS ADR REPRESENTING NVGLPG274450.00
0.11%
ANAPTYSBIO INCANAB188112.00
0.11%
INTELLIA THERAPEUTICS INCNTLA801141.00
0.11%
BIOCRYST PHARMACEUTICALS INCBCRX1409238.00
0.10%
BIOHAVEN LTDBHVN808106.00
0.10%
AMYLYX PHARMACEUTICALS INCAMLX663778.00
0.10%
KODIAK SCIENCES INCKOD409904.00
0.10%
IMMUNOCORE HOLDINGS ADR PLCIMCR277331.00
0.10%
ENLIVEN THERAPEUTICS INCELVN315287.00
0.10%
NOVAVAX INCNVAX1081135.00
0.10%
GRIFOLS ADR REPRESENTING ONE NON-VGRFS913955.00
0.10%
MAZE THERAPEUTICS INCMAZE190187.00
0.10%
MESOBLAST ADR REPRESENTING LTDMESO500814.00
0.10%
CORVUS PHARMACEUTICALS INCCRVS417588.00
0.09%
TYRA BIOSCIENCES INCTYRA265623.00
0.09%
RELAY THERAPEUTICS INCRLAY948995.00
0.09%
TANGO THERAPEUTICS INCTNGX645910.00
0.09%
RAPT THERAPEUTICS INCRAPT130284.00
0.09%
NOVOCURE LTDNVCR725239.00
0.09%
TAYSHA GENE THERAPIES INCTSHA1620010.00
0.08%
MBX BIOSCIENCES INCMBX193059.00
0.08%
ATAIBECKLEY INCATAI1986329.00
0.08%
THERAVANCE BIOPHARMA INCTBPH344420.00
0.08%
CASTLE BIOSCIENCES INCCSTL207305.00
0.08%
TREVI THERAPEUTICS INCTRVI610731.00
0.08%
MONTE ROSA THERAPEUTICS INCGLUE346902.00
0.08%
BLK CSH FND TREASURY SL AGENCYXTSLA6519170.00
0.08%
VENTYX BIOSCIENCES INCVTYX467018.00
0.08%
GERON CORPGERN4426817.00
0.08%
SIONNA THERAPEUTICS INCSION178392.00
0.07%
CAREDX INCCDNA338335.00
0.07%
INHIBRX BIOSCIENCES INCINBX74170.00
0.07%
UROGEN PHARMA LTDURGN281516.00
0.07%
IOVANCE BIOTHERAPEUTICS INCIOVA2427760.00
0.07%
DAY ONE BIOPHARMACEUTICALS INCDAWN536133.00
0.06%
XENCOR INCXNCR488967.00
0.06%
RAPPORT THERAPEUTICS INCRAPP204752.00
0.06%
ARVINAS INCARVN403003.00
0.06%
STEVANATO GROUPSTVN361606.00
0.06%
IRONWOOD PHARMA INC CLASS AIRWD1142169.00
0.06%
ANNEXON INCANNX896376.00
0.06%
CYTOMX THERAPEUTICS INCCTMX932067.00
0.06%
UPSTREAM BIO INCUPB186896.00
0.06%
PHARVARIS N V NVPHVS191640.00
0.06%
SEPTERNA INCSEPN195877.00
0.06%
JANUX THERAPEUTICS INCJANX392134.00
0.06%
VIR BIOTECHNOLOGY INCVIR681969.00
0.06%
ABCELLERA BIOLOGICS INCABCL1681074.00
0.06%
PRECIGEN INCPGEN1088184.00
0.05%
KURA ONCOLOGY INCKURA614901.00
0.05%
GH RESEARCH PLCGHRS326913.00
0.05%
SANA BIOTECHNOLOGY INCSANA1209267.00
0.05%
RIGEL PHARMACEUTICALS INCRIGL128804.00
0.05%
ARS PHARMACEUTICALS INCSPRY435350.00
0.05%
PHATHOM PHARMACEUTICALS INCPHAT330451.00
0.05%
FULCRUM THERAPEUTICS INCFULC425690.00
0.05%
ARRIVENT BIOPHARMA INCAVBP189788.00
0.05%
ARBUTUS BIOPHARMA CORPABUS1094934.00
0.05%
ALVOTECH SAALVO795827.00
0.05%
KALVISTA PHARMACEUTICALS INCKALV275426.00
0.05%
ORIC PHARMACEUTICALS INCORIC390985.00
0.05%
EMERGENT BIOSOLUTIONS INCEBS367711.00
0.05%
SAVARA INCSVRA744876.00
0.05%
CYTEK BIOSCIENCES INCCTKB844833.00
0.04%
ALTIMMUNE INCALT754486.00
0.04%
REPLIMUNE GROUP INCREPL519683.00
0.04%
KEROS THERAPEUTICS INCKROS207124.00
0.04%
BICARA THERAPEUTICS INCBCAX233749.00
0.04%
OPKO HEALTH INCOPK2855789.00
0.04%
FULGENT GENETICS INCFLGT145599.00
0.04%
REGENXBIO INCRGNX336253.00
0.04%
CULLINAN THERAPEUTICS INCCGEM287440.00
0.04%
ZEVRA THERAPEUTICS INCZVRA407057.00
0.04%
PACIFIC BIOSCIENCES OF CALIFORNIAPACB1974265.00
0.04%
ZENAS BIOPHARMA INCZBIO159871.00
0.04%
STANDARD BIOTOOLS INCLAB2686210.00
0.04%
MYRIAD GENETICS INCMYGN646510.00
0.04%
GOSSAMER BIO INCGOSS1347194.00
0.04%
BIOAGE LABS INCBIOA164052.00
0.04%
BRIDGEBIO ONCOLOGY THERAPEUTICS INBBOT314758.00
0.04%
4D MOLECULAR THERAPEUTICS INCFDMT370880.00
0.04%
MEIRAGTX HOLDINGS PLCMGTX424866.00
0.04%
LEXEO THERAPEUTICS INCLXEO439457.00
0.04%
COMPASS PATHWAYS ADR PLCCMPS525046.00
0.03%
VANDA PHARMACEUTICALS INCVNDA401530.00
0.03%
PERSONALIS INCPSNL386957.00
0.03%
LENZ THERAPEUTICS INCLENZ203117.00
0.03%
ADC THERAPEUTICS SAADCT723889.00
0.03%
ALTO NEUROSCIENCE INCANRO199582.00
0.03%
SOLID BIOSCIENCES INCSLDB429499.00
0.03%
LINEAGE CELL THERAPEUTICS INCLCTX1585544.00
0.03%
CONTINEUM THERAPEUTICS INC CLASS ACTNM182492.00
0.03%
PROTHENA PLCPRTA316308.00
0.03%
ENANTA PHARMACEUTICALS INCENTA199628.00
0.03%
GINKGO BIOWORKS HOLDINGS INC CLASSDNA307754.00
0.03%
ABSCI CORPABSI989284.00
0.03%
ANAVEX LIFE SCIENCES CORPAVXL629406.00
0.03%
MARAVAI LIFESCIENCES HOLDINGS INCMRVI770098.00
0.03%
ACLARIS THERAPEUTICS INCACRS674341.00
0.03%
DESIGN THERAPEUTICS INCDSGN227902.00
0.03%
PRIME MEDICINE INCPRME683873.00
0.03%
ROCKET PHARMACEUTICALS INCRCKT725950.00
0.03%
IMMUTEP ADS REPRESENTING LTDIMMP821018.00
0.03%
PERSPECTIVE THERAPEUTICS INCCATX456234.00
0.02%
ALLOGENE THERAPEUTICS INCALLO1162246.00
0.02%
KYVERNA THERAPEUTICS INCKYTX254917.00
0.02%
PEPGEN INCPEPG429259.00
0.02%
AURA BIOSCIENCES INCAURA343067.00
0.02%
NOVABRIDGE BIOSCIENCES ADRNBP547372.00
0.02%
ATEA PHARMACEUTICALS INCAVIR449669.00
0.02%
AUTOLUS THERAPEUTICS ADR PLCAUTL1340917.00
0.02%
TECTONIC THERAPEUTIC INCTECX76995.00
0.02%
QUANTERIX CORPQTRX274460.00
0.02%
CANDEL THERAPEUTICS INCCADL299293.00
0.02%
IMMUNEERING CORP CLASS AIMRX348221.00
0.02%
NEUROGENE INCNGNE96066.00
0.02%
ENTRADA THERAPEUTICS INCTRDA153759.00
0.02%
CABALETTA BIO INCCABA615485.00
0.02%
ARCTURUS THERAPEUTICS HOLDINGS INCARCT189683.00
0.02%
AC IMMUNE SAACIU449892.00
0.02%
BICYCLE THERAPEUTICS ADR PLCBCYC247657.00
0.02%
OMNIAB INCOABI794922.00
0.01%
CELLECTIS ADR REPRESENTING SACLLS344815.00
0.01%
VOYAGER THERAPEUTICS INCVYGR333831.00
0.01%
EDITAS MEDICINE INCEDIT707570.00
0.01%
LYELL IMMUNOPHARMA INCLYEL51192.00
0.01%
QUANTUM SI INC CLASS AQSI1241342.00
0.01%
TENAYA THERAPEUTICS INCTNYA1433463.00
0.01%
SAGIMET BIOSCIENCES INC SERIES ASGMT191945.00
0.01%
LARIMAR THERAPEUTICS INCLRMR339907.00
0.01%
AARDVARK THERAPEUTICS INCAARD90984.00
0.01%
HUMACYTE INCHUMA1151872.00
0.01%
FOGHORN THERAPEUTICS INCFHTX194951.00
0.01%
C4 THERAPEUTICS INCCCCC565723.00
0.01%
CARIBOU BIOSCIENCES INCCRBU603136.00
0.01%
CODEXIS INCCDXS614614.00
0.01%
NEUMORA THERAPEUTICS INCNMRA397091.00
0.01%
BLACK DIAMOND THERAPEUTICS INCBDTX326218.00
0.01%
SILENCE THERAPEUTICS ADR REPRESENTSLN142183.00
0.01%
PYXIS ONCOLOGY INCPYXS350156.00
0.00%
JYONG BIOTECH LTDMENS209509.00
0.00%
AKERO THERAPEUTICS CVRAKE515954.00
0.00%
CASH COLLATERAL USD SGAFTSGAFT225000.00
0.00%
ALPHA TEKNOVA INCTKNO80798.00
0.00%
CHINOOK THERAPEUTICS INCADRO320962.00
0.00%
THIRD HARMONIC BIO INCTHRD134478.00
0.00%
CARGO THERAPEUTICS INCCRGX198104.00
0.00%
RUSSELL 2000 EMINI CME MAR 26RTYH610.00
0.00%
E-MINI HEALTH CARE SECTOR MAR 26IXCH615.00
-0.03%
USD CASHUSD-2567733.00

What is the market capitalization of a company?

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