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iShares Biotechnology ETF IBB

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213.63 USD +3.64 (+1.73%)

At closeNov 6, 2026, 7:42 PM EST

215.00 +1.37 +0.64%

After hours · Nov 6, 7:42 PM ET

208.68 Day range 214.97

157.72 52-week range 221.13

YTD: +26.58%
1 year: +34.84%

Issuer: IShares
Asset class: Equity
Expense ratio: 0.44%
Assets under management: $10.97B
NAV: 210.29
Holdings: 243
Inception: 2001-02-05
Top 10 weight: 52.06%

GILD GILEAD SCIENCES 9.08%
AMGN AMGEN INC 8.49%
VRTX VERTEX PHARMACEUTICALS 7.90%
REGN REGENERON PHARMACEUTICALS 6.28%
MRNA MODERNA 6.19%
ARGX ARGENX SE ADR 3.49%
NTRA NATERA 3.44%
BIIB BIOGEN 2.51%
RVMD REVOLUTION MEDICINES 2.40%
ONC BEONE MEDICINES AG 2.29%
ILMN ILLUMINA INC 2.20%
GMAB GENMAB SPONSORED ADR 2.05%
INCY INCYTE CORP 1.66%
UTHR UNITED THERAPEUTICS 1.65%
INSM INSMED 1.64%
ALNY ALNYLAM PHARMACEUTICALS 1.47%
ROIV ROIVANT SCIENCES LTD 1.35%
EXEL EXELIXIS INC 1.16%
NBIX NEUROCRINE BIOSCIENCES 1.13%
ASND ASCENDIS PHARMA 1.10%
CRL CHARLES RIVER LABORATORIES INTERNA 1.04%
MEDP MEDPACE HOLDINGS 1.00%
HALO HALOZYME THERAPEUTICS 0.97%
BBIO BRIDGEBIO PHARMA 0.91%
TECH BIO TECHNE 0.80%

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%

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 2026-11-06

Funds holding IBB, by value held
Fund	Value held	Weight in fund
MSMR	$36.84M	20.45%
TIH	$6.08M	0.98%
GLOW	$2.52M	3.32%
LCR	$2.17M	3.37%
FDAT	$1.42M	4.04%
GEQ	$124.76K	0.06%
NOEQ	$115.36K	0.01%