iShares Biotechnology ETF

1D
1W
1M
3M
YTD
1Y
5Y
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About IBB

IBB tracks the performance of a modified market-cap-weighted index of US biotechnology companies listed on US exchanges. 

Index-Tracked
MSCI USA NR USD
Index-TrackedMSCI USA NR USD
Category
Health
CategoryHealth
Number of holdings
251
Number of holdings251
Inception Date
Feb 5, 2001
Inception DateFeb 5, 2001

What's in this fund

Sectors

As of September 4, 2026
Healthcare100.00%

IBB Key Statistics

AUM
10.73B
AUM10.73B
Price-Earnings ratio
-1,192.78
Price-Earnings ratio-1,192.78
30-Day yield
30-Day yield
Average volume
1.35M
Average volume1.35M
High today
$209.34
High today$209.34
Low today
$205.23
Low today$205.23
Open price
$209.00
Open price$209.00
Volume
1.68M
Volume1.68M
52 Week high
$217.12
52 Week high$217.12
52 Week low
$138.79
52 Week low$138.79
Expense ratio
0.44
Expense ratio0.44

Stock Snapshot

The current iShares Biotechnology ETF(IBB) stock price is $207.33, with a market capitalization of 10.5B. The stock trades at a price-to-earnings (P/E) ratio of -1192.78 and offers a dividend yield of 0.38%.

As of 2026-09-08, iShares Biotechnology ETF(IBB) stock has fluctuated between $205.23 and $209.34. The current price stands at $207.33, placing the stock +1.0% above today's low and -1.0% off the high.

iShares Biotechnology ETF(IBB) shares are trading with a volume of 1.68M, against a daily average of 1.35M.

In the last year, iShares Biotechnology ETF(IBB) shares hit a 52-week high of $217.12 and a 52-week low of $138.79.

In the last year, iShares Biotechnology ETF(IBB) shares hit a 52-week high of $217.12 and a 52-week low of $138.79.

IBB News

24/7 Wall St. 1d
IBB Just Beat the S&P 500 by 22 Points in Three Months. Are You Late to the Party?

ETF IBB Just Beat the S&P 500 by 22 Points in Three Months. Are You Late to the Party? Biotech just staged one of its sharpest reversals in years, and whether y...

IBB Just Beat the S&P 500 by 22 Points in Three Months. Are You Late to the Party?

Average Annual Return

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All investments involve risks, including the loss of principal. Performance data represents past performance and is no guarantee of future results. Investment returns and principal value will fluctuate and are subject to market volatility. An investment, when redeemed, may be worth more or less than the original cost. Current performance may be lower or higher than the performance data quoted. Options are risky and aren’t suitable for all investors. To learn more about risks, read the Options Disclosure Document.