iShares Biotechnology ETF (IBB)
NASDAQ: IBB · Real-Time Price · USD
205.96
-4.57 (-2.17%)
At close: Oct 1, 2026, 4:00 PM EDT
205.95
-0.02 (-0.01%)
After-hours: Oct 1, 2026, 7:30 PM EDT

IBB Holdings Information

IBB is an equity ETF with a total of 248 individual holdings. The top holdings are Gilead Sciences stock at 8.08%, Amgen at 7.78%, Vertex Pharmaceuticals at 7.62%, Regeneron Pharmaceuticals at 5.28%, and Moderna at 4.94%.

Total Holdings
248
Top 10 Percentage
49.33%
Asset Class
Equity
ETF Category
Health
Assets
10.64B
PE Ratio
25.20

Breakdown by Country

Top 25 Holdings

No.SymbolName WeightShares
1GILDGilead Sciences, Inc.8.08%6,027,016
2AMGNAmgen Inc.7.78%2,050,470
3VRTXVertex Pharmaceuticals Incorporated7.62%1,619,077
4REGNRegeneron Pharmaceuticals, Inc.5.28%773,153
5MRNAModerna, Inc.4.94%2,850,004
6NTRANatera, Inc.3.91%1,050,329
7ARGXargenx SE3.74%433,599
8ILMNIllumina, Inc.2.89%1,174,921
9RVMDRevolution Medicines, Inc.2.78%1,504,015
10BIIBBiogen Inc.2.33%1,144,094
11ALNYAlnylam Pharmaceuticals, Inc.2.31%1,040,586
12ONCBeOne Medicines AG2.16%656,371
13INSMInsmed Incorporated1.72%1,678,262
14INCYIncyte Corporation1.71%1,567,707
15UTHRUnited Therapeutics Corporation1.58%323,432
16GMABGenmab A/S1.39%4,322,251
17ROIVRoivant Sciences Ltd.1.35%4,089,240
18NBIXNeurocrine Biosciences, Inc.1.00%784,025
19ASNDAscendis Pharma A/S0.99%481,055
20MEDPMedpace Holdings, Inc.0.98%175,319
21EXELExelixis, Inc.0.98%1,871,706
22CRLCharles River Laboratories International, Inc.0.98%368,332
23HALOHalozyme Therapeutics, Inc.0.87%876,067
24TWSTTwist Bioscience Corporation0.86%497,437
25BBIOBridgeBio Pharma, Inc.0.81%1,366,432
Showing 25 of 248 holdings
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As of Sep 30, 2026