iShares Biotechnology ETF (IBB)
NASDAQ: IBB · Real-Time Price · USD
209.77
+0.52 (0.25%)
At close: Sep 25, 2026, 4:00 PM EDT
209.75
-0.02 (-0.01%)
After-hours: Sep 25, 2026, 7:55 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 8.16%, Vertex Pharmaceuticals at 7.65%, Amgen at 7.53%, Regeneron Pharmaceuticals at 5.57%, and Moderna at 5.02%.
Total Holdings
248
Top 10 Percentage
49.58%
Asset Class
Equity
ETF Category
Health
Assets
10.55B
PE Ratio
25.20
Breakdown by Country
Top 25 Holdings
| No. | Symbol | Name | % Weight |
|---|---|---|---|
| 1 | GILD | Gilead Sciences, Inc. | 8.16% |
| 2 | VRTX | Vertex Pharmaceuticals Incorporated | 7.65% |
| 3 | AMGN | Amgen Inc. | 7.53% |
| 4 | REGN | Regeneron Pharmaceuticals, Inc. | 5.57% |
| 5 | MRNA | Moderna, Inc. | 5.02% |
| 6 | NTRA | Natera, Inc. | 3.88% |
| 7 | ARGX | argenx SE | 3.77% |
| 8 | ILMN | Illumina, Inc. | 2.91% |
| 9 | RVMD | Revolution Medicines, Inc. | 2.72% |
| 10 | ALNY | Alnylam Pharmaceuticals, Inc. | 2.35% |
| 11 | BIIB | Biogen Inc. | 2.34% |
| 12 | ONC | BeOne Medicines AG | 2.14% |
| 13 | INSM | Insmed Incorporated | 1.85% |
| 14 | INCY | Incyte Corporation | 1.77% |
| 15 | UTHR | United Therapeutics Corporation | 1.38% |
| 16 | GMAB | Genmab A/S | 1.36% |
| 17 | ROIV | Roivant Sciences Ltd. | 1.34% |
| 18 | ASND | Ascendis Pharma A/S | 1.00% |
| 19 | NBIX | Neurocrine Biosciences, Inc. | 0.99% |
| 20 | MEDP | Medpace Holdings, Inc. | 0.98% |
| 21 | EXEL | Exelixis, Inc. | 0.98% |
| 22 | CRL | Charles River Laboratories International, Inc. | 0.98% |
| 23 | HALO | Halozyme Therapeutics, Inc. | 0.91% |
| 24 | TWST | Twist Bioscience Corporation | 0.83% |
| 25 | BMRN | BioMarin Pharmaceutical Inc. | 0.83% |
As of Sep 24, 2026