iShares Biotechnology ETF (IBB) Holdings List

$169.88 +0.46 (+0.27%)

As of 05/27/2026 04:00 PM Eastern

What stocks does IBB hold?

The iShares Biotechnology ETF (IBB) top stock holdings include Vertex Pharmaceuticals, Gilead Sciences, and Amgen. The top 25 IBB holdings ordered by weight make up 66.18% of the total fund. IBB is an equity fund in the sector category that invests in publicly traded companies, focused on health care strategies within the North America region. This page includes a complete IBB stock holdings list ranked by weight, along with a full breakdown of sector, geographic, industry, and currency exposure.

Top 25 IBB Holdings

Rank	Company	Current Price	Weight	Shares Held
1	VRTX Vertex Pharmaceuticals	$437.22 +0.3%	7.52%	1,330,687
2	GILD Gilead Sciences	$133.69 0.0%	7.36%	4,438,561
3	AMGN Amgen	$336.06 +0.0%	7.19%	1,703,227
4	REGN Regeneron Pharmaceuticals	$627.74 -1.1%	6.67%	744,911
5	ALNY Alnylam Pharmaceuticals	$295.63 +0.0%	3.54%	962,368
6	ARGX argenex	$820.63 +1.5%	3.46%	335,574
7	BIIB Biogen	$196.97 +2.0%	2.57%	1,071,925
8	NTRA Natera	$203.11 +1.1%	2.38%	963,418
9	RVMD Revolution Medicines	$153.00 -1.2%	2.37%	1,261,004
10	INSM Insmed	$106.40 -2.3%	2.26%	1,559,899
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11	UTHR United Therapeutics	$570.75 -1.3%	2.24%	309,928
12	ONC BeOne Medicines	$300.01 -0.8%	1.99%	519,937
13	ILMN Illumina	$150.17 +3.4%	1.96%	1,087,877
14	INCY Incyte	$97.34 +0.2%	1.77%	1,442,029
15	MRNA Moderna	$47.61 +1.2%	1.66%	2,644,408
16	NBIX Neurocrine Biosciences	$155.83 +0.1%	1.43%	714,722
17	ROIV Roivant Sciences	$29.58 -0.3%	1.32%	3,575,436
18	GMAB Genmab A/S	$26.71 -0.7%	1.18%	3,494,047
19	EXEL Exelixis	$50.03 +0.1%	1.18%	1,839,025
20	IONS Ionis Pharmaceuticals	$76.49 +0.6%	1.12%	1,184,247
21	BBIO BridgeBio Pharma	$66.44 -1.9%	1.06%	1,216,882
22	MDGL Madrigal Pharmaceuticals	$527.67 +0.6%	1.03%	152,636
23	ASND Ascendis Pharma A/S	$235.26 -1.8%	1.03%	334,025
24	ARWR Arrowhead Pharmaceuticals	$78.99 +0.4%	0.96%	957,802
25	BMRN BioMarin Pharmaceutical	$52.38 -0.9%	0.93%	1,387,561

IBB Geographic Exposure

IBB's largest geographic exposure is United States at 93.4%, followed by Bermuda at 1.4%.

United States
93.4%
Bermuda
1.4%
Denmark
1.1%
Canada
1.0%
Ireland
0.7%
Switzerland
0.4%
Netherlands
0.4%
Jersey
0.2%
Cayman Islands
0.1%
Virgin Islands, British
0.1%
Other
0.3%

IBB Currency Exposure

IBB is exclusively exposed to USD.

USD
100.0%

IBB Sector Exposure

IBB's largest sector exposure is Health Care at 97.5%, followed by Energy at 0.1%.

Health Care
97.5%
Energy
0.1%
Materials
0.1%

IBB Industry Exposure

IBB's largest industry exposure is Biotechnology at 85.9%, followed by Health Care Equipment & Supplies at 4.1%.

Biotechnology
85.9%
Health Care Equipment & Supplies
4.1%
Health Care Providers & Services
3.3%
Pharmaceuticals
2.1%
Life Sciences Tools & Services
1.2%
Diversified Consumer Services
1.0%
Renewable Energy
0.1%
Chemicals
0.1%

IBB Sub-Industry Exposure

IBB's largest sub-industry exposure is Biotechnology at 80.7%, followed by Life Sciences Tools & Services at 5.9%.

Biotechnology
80.7%
Life Sciences Tools & Services
5.9%
Pharmaceuticals
3.3%
Health Care Services
3.3%
Health Care Equipment
0.3%
Renewable Energy Equipment
0.1%

IBB Coupon Exposure

IBB's largest coupon exposure is 0-2 at 99.9%, followed by 2-4 at 0.1%.

0-2
99.9%
2-4
0.1%

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This page (NASDAQ:IBB) was last updated on 5/28/2026 by MarketBeat.com Staff.

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iShares Biotechnology ETF (IBB) Holdings List