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iShares Biotechnology ETF IBB

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Price alert · IBB

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209.99 USD -11.14 (-5.04%)

At closeNov 5, 2026, 5:30 PM EST

209.99 0.00 0.00%

After hours · Nov 5, 5:30 PM ET

209.99 Day range 220.89
154.98 52-week range 222.29
YTD
+24.42%
1 year
+32.64%

iShares Biotechnology ETF

Issuer
IShares
Asset class
Equity
Expense ratio
0.44%
Assets under management
$11.43B
NAV
221.08
Holdings
243
Inception
2001-02-05
Top 10 weight
51.57%

Top holdings

  1. GILD GILEAD SCIENCES 8.86%
  2. AMGN AMGEN INC 8.31%
  3. VRTX VERTEX PHARMACEUTICALS 7.55%
  4. REGN REGENERON PHARMACEUTICALS 6.61%
  5. MRNA MODERNA 5.72%
  6. NTRA NATERA 3.58%
  7. ARGX ARGENX SE ADR 3.43%
  8. RVMD REVOLUTION MEDICINES 2.56%
  9. BIIB BIOGEN 2.50%
  10. ILMN ILLUMINA INC 2.46%
  11. GMAB GENMAB SPONSORED ADR 2.11%
  12. ONC BEONE MEDICINES AG 2.05%
  13. UTHR UNITED THERAPEUTICS 1.71%
  14. INCY INCYTE CORP 1.62%
  15. INSM INSMED 1.54%
  16. ALNY ALNYLAM PHARMACEUTICALS 1.46%
  17. ROIV ROIVANT SCIENCES LTD 1.29%
  18. EXEL EXELIXIS INC 1.19%
  19. CRL CHARLES RIVER LABORATORIES INTERNA 1.14%
  20. NBIX NEUROCRINE BIOSCIENCES 1.13%
  21. ASND ASCENDIS PHARMA 1.06%
  22. MEDP MEDPACE HOLDINGS 1.02%
  23. HALO HALOZYME THERAPEUTICS 0.99%
  24. BBIO BRIDGEBIO PHARMA 0.89%
  25. TECH BIO TECHNE 0.78%

Sector weights

  • Biotechnology 87.45%
  • Life Sciences Tools & Services 9.55%
  • Pharmaceuticals 2.66%
  • Health Care Services 0.14%
  • Cash and/or Derivatives 0.10%
  • Health Care Equipment 0.10%

Country weights

  • United States 94.41%
  • Denmark 2.11%
  • United Kingdom 1.47%
  • Canada 0.45%
  • France 0.44%
  • Switzerland 0.32%
  • Netherlands 0.29%
  • China 0.15%
  • Spain 0.14%
  • Ireland 0.10%
  • Australia 0.08%
  • Italy 0.05%

Updated 2026-11-05