iShares Nasdaq US Biotechnology full holdings
£BTEK

This fund aims to track the Nasdaq Biotechnology index, which covers Nasdaq listed companies primarily engaged in biomedical research to develop new treatments and cures for human disease.
Name
Weight
Market cap
Price
Day change
Gilead Sciences
$GILD·Health
7.49%
-
Amgen
$AMGN·Health
7.16%
-
Vertex Pharmaceuticals
$VRTX·Health
7.1%
-
Regeneron
$REGN·Health
6.08%
-
Alnylam Pharmaceuticals
$ALNY·Health
3.43%
-
Insmed
$INSM·Health
2.45%
-
Revolution Medicines
$RVMD·Health
2.34%
-
Biogen
$BIIB·Health
2.06%
-
United Therapeutics
$UTHR·Health
1.96%
-
argenx SE
$ARGX·Health
1.85%
-
Moderna
$MRNA·Health
1.66%
-
Roivant Sciences
$ROIV·Health
1.63%
-
Royalty Pharma
$RPRX·Health
1.62%
-
Illumina
$ILMN·Health
1.57%
-
Incyte
$INCY·Health
1.5%
-
Summit Therapeutics
$SMMT·Health
1.27%
-
Viatris
$VTRS·Health
1.24%
-
BridgeBio Pharma
$BBIO·Health
1.17%
-
Ascendis Pharma
$ASND·Health
1.15%
-
Medpace
$MEDP·Health
1.14%
-
Neurocrine
$NBIX·Health
1.02%
-
Ionis Pharmaceuticals
$IONS·Health
0.98%
-
Jazz Pharmaceuticals
$JAZZ·Health
0.95%
-
Madrigal Pharmaceuticals
$MDGL·Health
0.92%
-
Sanofi Adr Representing Sa
Instrument is not available on Lightyear.
0.91%
N/A
N/A
N/A
Exelixis
$EXEL·Health
0.89%
-
BioNTech SE
$BNTX·Health
0.88%
-
Guardant Health
$GH·Health
0.86%
-
BioMarin
$BMRN·Health
0.82%
-
BeOne Medicines AG
$ONC·Health
0.79%
-
Arrowhead Pharmaceuticals
$ARWR·Health
0.77%
-
Tempus AI
$TEM·Health
0.76%
-
Praxis Precision Medicines
$PRAX·Health
0.73%
-
Axsome Therapeutics
$AXSM·Health
0.73%
-
Vaxcyte
$PCVX·Health
0.68%
-
Cytokinetics
$CYTK·Health
0.63%
-
Halozyme Therapeutics
$HALO·Health
0.62%
-
ImmunityBio
$IBRX·Health
0.62%
-
Krystal Biotech
$KRYS·Health
0.61%
-
Nuvalent
$NUVL·Health
0.6%
-
ABIVAX Société Anonyme
€ABVX·Health
0.58%
-
Kymera Therapeutic
$KYMR·Health
0.57%
-
Protagonist Therapeutics
$PTGX·Health
0.52%
-
PTC Therapeutics
$PTCT·Health
0.47%
-
Rhythm Pharmaceuticals
$RYTM·Health
0.47%
-
Caris Life Sciences
$CAI·Health
0.46%
-
Cogent Biosciences
$COGT·Health
0.46%
-
Mirum Pharmaceuticals
$MIRM·Health
0.45%
-
CG Oncology
$CGON·Health
0.45%
-
Terns Pharmaceuticals
$TERN·Health
0.44%
-
Immunovant
$IMVT·Health
0.44%
-
Erasca
$ERAS·Health
0.43%
-
Alkermes
$ALKS·Health
0.43%
-
CRISPR
$CRSP·Health
0.43%
-
Aeglea BioTherapeutics, Inc.
$SYRE·Health
0.42%
-
Apellis Pharmaceuticals
$APLS·Health
0.41%
-
Scholar Rock
$SRRK·Health
0.39%
-
Apogee Therapeutics
$APGE·Health
0.38%
-
Xenon Pharmaceuticals
$XENE·Health
0.38%
-
Centessa Pharmaceuticals American
Instrument is not available on Lightyear.
0.37%
N/A
N/A
N/A
Ligand Pharmaceuticals
$LGND·Health
0.35%
-
Structure Therapeutics Adr Inc
Instrument is not available on Lightyear.
0.33%
N/A
N/A
N/A
Crinetics Pharmaceuticals
$CRNX·Health
0.33%
-
Amneal Pharmaceuticals
$AMRX·Health
0.32%
-
Indivior
$INDV·Health
0.32%
-
NewAmsterdam Pharma Company N.V.
$NAMS·Health
0.3%
-
Travere Therapeutics
$TVTX·Health
0.29%
-
ACADIA Pharmaceuticals
$ACAD·Health
0.29%
-
Edgewise Therapeutics
$EWTX·Health
0.28%
-
Twist Bioscience
$TWST·Health
0.27%
-
Denali Therapeutics
$DNLI·Health
0.26%
-
Tango Therapeutics
$TNGX·Health
0.26%
-
Dyne Therapeutics
$DYN·Health
0.25%
-
Oruka Therapeutics Inc
Instrument is not available on Lightyear.
0.24%
N/A
N/A
N/A
Beam Therapeutics
$BEAM·Health
0.24%
-
Vera Therapeutics
$VERA·Health
0.24%
-
Tarsus Pharmaceuticals
$TARS·Health
0.24%
-
Alumis Inc.
$ALMS·Health
0.24%
-
Arcutis Biotherapeutics
$ARQT·Health
0.23%
-
10x Genomics
$TXG·Health
0.23%
-
Supernus Pharmaceuticals
$SUPN·Health
0.22%
-
IDEAYA Biosciences
$IDYA·Health
0.22%
-
Relay Therapeutics
$RLAY·Health
0.21%
-
Veracyte
$VCYT·Health
0.21%
-
Disc Medicine, Inc.
$IRON·Health
0.21%
-
Enliven Therapeutics, Inc.
$ELVN·Health
0.2%
-
Kodiak Sciences
$KOD·Health
0.2%
-
ADMA Biologics
$ADMA·Health
0.2%
-
Ultragenyx Pharmaceutical
$RARE·Health
0.19%
-
Mineralys Therapeutics, Inc.
$MLYS·Health
0.19%
-
BioCryst
$BCRX·Health
0.18%
-
Sarepta Therapeutics
$SRPT·Health
0.18%
-
Adaptive Biotechnologies
$ADPT·Health
0.17%
-
Day One Biopharmaceuticals
$DAWN·Health
0.17%
-
Definium Therapeutics Inc
Instrument is not available on Lightyear.
0.17%
N/A
N/A
N/A
Syndax Pharmaceuticals
$SNDX·Health
0.17%
-
Aurinia Pharmaceuticals
$AUPH·Health
0.16%
-
Kiniksa Pharmaceuticals
$KNSA·Health
0.16%
-
Zymeworks
$ZYME·Health
0.16%
-
Stoke Therapeutics
$STOK·Health
0.16%
-
Agios
$AGIO·Health
0.16%
-
Sionna Therapeutics, Inc.
$SION·Health
0.16%
-
Recursion Pharmaceuticals
$RXRX·Health
0.15%
-
GRAIL
$GRAL·Health
0.15%
-
Ocular Therapeutix
$OCUL·Health
0.15%
-
Genmab
$GMAB·Health
0.15%
-
Amylyx Pharmaceuticals, Inc.
$AMLX·Health
0.14%
-
AnaptysBio
$ANAB·Health
0.14%
-
Pharvaris
$PHVS·Health
0.14%
-
Tyra Biosciences
$TYRA·Health
0.14%
-
Trevi Therapeutics
$TRVI·Health
0.14%
-
Vericel
$VCEL·Health
0.14%
-
Innoviva
$INVA·Health
0.14%
-
Intellia Therapeutics
$NTLA·Health
0.14%
-
Rapport Therapeutics, Inc.
$RAPP·Health
0.14%
-
Nurix Therapeutics
$NRIX·Health
0.13%
-
Legend Biotech
$LEGN·Health
0.13%
-
ANI Pharmaceuticals
$ANIP·Health
0.13%
-
Harmony Biosciences
$HRMY·Health
0.13%
-
Taysha Gene Therapies
$TSHA·Health
0.13%
-
Vir Biotechnology
$VIR·Health
0.13%
-
Iovance Biotherapeutics
$IOVA·Health
0.12%
-
Ardelyx
$ARDX·Health
0.12%
-
Bicara Therapeutics
$BCAX·Health
0.12%
-
MBX Biosciences, Inc.
$MBX·Health
0.11%
-
Atai Beckley
$ATAI·Health
0.11%
-
Harrow Health
$HROW·Health
0.11%
-
Wave Life Sciences
$WVE·Health
0.11%
-
Novavax
$NVAX·Health
0.11%
-
Monte Rosa Therapeutics
$GLUE·Health
0.11%
-
Immunocore
$IMCR·Health
0.11%
-
Usd Cash
0.11%
N/A
N/A
N/A
NovoCure
$NVCR·Health
0.11%
-
Precigen
$PGEN·Health
0.11%
-
Olema Pharmaceuticals
$OLMA·Health
0.1%
-
Maze Therapeutics, Inc.
$MAZE·Health
0.1%
-
Inhibrx Biosciences
$INBX·Health
0.1%
-
Corvus Pharmaceuticals
$CRVS·Health
0.1%
-
ArriVent BioPharma
$AVBP·Health
0.09%
-
EyePoint Pharmaceuticals
$EYPT·Health
0.09%
-
Savara
$SVRA·Health
0.09%
-
Alvotech
$ALVO·Health
0.09%
-
Septerna Inc
$SEPN·Health
0.09%
-
Abcellera Biologics
$ABCL·Health
0.09%
-
Zenas BioPharma, Inc.
$ZBIO·Health
0.09%
-
Phibro Animal Health
$PAHC·Health
0.09%
-
Collegium Pharmaceutical
$COLL·Health
0.09%
-
GH Research
$GHRS·Health
0.09%
-
Geron
$GERN·Health
0.09%
-
uniQure
$QURE·Health
0.08%
-
Grifols Adr Representing One Non-v
Instrument is not available on Lightyear.
0.08%
N/A
N/A
N/A
Xeris Biopharma Holdings, Inc.
$XERS·Health
0.08%
-
KalVista Pharmaceuticals
$KALV·Health
0.08%
-
Oric Pharmaceuticals
$ORIC·Health
0.08%
-
Amphastar Pharmaceuticals
$AMPH·Health
0.08%
-
Phathom Pharmaceuticals
$PHAT·Health
0.08%
-
UroGen Pharma
$URGN·Health
0.08%
-
Pacira BioSciences
$PCRX·Health
0.08%
-
Fortrea Holdings
$FTRE·Health
0.07%
-
Sana Biotechnology
$SANA·Health
0.07%
-
Janux Therapeutics
$JANX·Health
0.07%
-
Xencor
$XNCR·Health
0.07%
-
Annexon
$ANNX·Health
0.07%
-
MeiraGTx
$MGTX·Health
0.07%
-
Cullinan Therapeutics
$CGEM·Health
0.07%
-
MannKind
$MNKD·Health
0.07%
-
Theravance Biopharma
$TBPH·Health
0.07%
-
Omeros
$OMER·Health
0.07%
-
Arbutus Biopharma
$ABUS·Health
0.07%
-
Zai Lab
$ZLAB·Health
0.06%
-
ARS Pharmaceuticals
$SPRY·Health
0.06%
-
Mesoblast
$MESO·Health
0.06%
-
Kura Oncology
$KURA·Health
0.06%
-
CytomX
$CTMX·Health
0.06%
-
Castle Biosciences
$CSTL·Health
0.06%
-
Design Therapeutics
$DSGN·Health
0.06%
-
Bioage Labs Inc
$BIOA·Health
0.06%
-
Ironwood Pharmaceuticals
$IRWD·Health
0.06%
-
Eton Pharmaceuticals
$ETON·Health
0.06%
-
Prime Medicine, Inc.
$PRME·Health
0.05%
-
Arvinas
$ARVN·Health
0.05%
-
Personalis
$PSNL·Health
0.05%
-
Solid Biosciences Inc.
$SLDB·Health
0.05%
-
Vor Biopharma
$VOR·Health
0.05%
-
Rigel Pharmaceuticals, Inc.
$RIGL·Health
0.05%
-
CorMedix
$CRMD·Health
0.05%
-
Prothena
$PRTA·Health
0.04%
-
Zevra Therapeutics
$ZVRA·Health
0.04%
-
Tectonic Therapeutic Inc
$TECX·Health
0.04%
-
Entrada Therapeutics
$TRDA·Health
0.04%
-
Compass Pathways
$CMPS·Health
0.04%
-
Fulcrum Therapeutics
$FULC·Health
0.04%
-
4D Molecular Therapeutics
$FDMT·Health
0.04%
-
Kyverna Therapeutics
$KYTX·Health
0.04%
-
Maravai LifeSciences
$MRVI·Health
0.04%
-
Larimar Therapeutics
$LRMR·Health
0.04%
-
Allogene Therapeutics
$ALLO·Health
0.04%
-
Aquestive Therapeutics
$AQST·Health
0.04%
-
Lexeo Therapeutics, Inc.
$LXEO·Health
0.04%
-
Esperion Therapeutics
$ESPR·Health
0.04%
-
Fund data (holdings, countries, and sectors) is sourced from the BlackRock website. Last modified: 18 April 2026. This information is indicative only and its accuracy or completeness is not guaranteed.

BTEK Fund Breakdown

SectorsCountries
Health

99.86%

Cash and/or Derivatives

0.14%