iShares Biotechnology ETF
1D
1W
1M
3M
YTD
1Y
5Y
ALL
Why Robinhood?
Robinhood gives you the tools you need to put your money in motion. You can buy or sell IBB and other ETFs, options, and stocks.About IBB
IBB tracks the performance of a modified market-cap-weighted index of US biotechnology companies listed on US exchanges.
Index-TrackedNYSE Biotechnology TR USD
Index-TrackedNYSE Biotechnology TR USD
CategoryHealth
CategoryHealth
Number of holdings260
Number of holdings260
Inception DateFeb 5, 2001
Inception DateFeb 5, 2001
What's in this fund
Sectors
As of July 29, 2025Healthcare100.00%
Top 10 Holdings (47.88% of total assets)
As of July 29, 2025NameSymbol% Assets
Vertex PharmaceuticalsVRTX7.80%
AmgenAMGN7.76%
Gilead SciencesGILD7.64%
RegeneronREGN6.53%
Alnylam PharmaceuticalsALNY4.64%
IQVIA HoldingsIQV3.76%
Mettler-ToledoMTD2.94%
argenx SEARGX2.60%
BiogenBIIB2.10%
Insmed IncorporatedINSM2.11%
IBB Key Statistics
AUM5.39B
AUM5.39B
Price-Earnings ratio-102.38
Price-Earnings ratio-102.38
30-Day yield—
30-Day yield—
Average volume1.38M
Average volume1.38M
High today$133.22
High today$133.22
Low today$131.00
Low today$131.00
Open price$132.08
Open price$132.08
Volume1.94M
Volume1.94M
52 Week high$150.57
52 Week high$150.57
52 Week low$107.43
52 Week low$107.43
Expense ratio0.45
Expense ratio0.45