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iShares Nasdaq Biotechnology ETF (IBB)
Performance
Return for Risk
Dividends
Drawdowns
Volatility

ETF Info

ISIN
US4642875565
CUSIP
464287556
Issuer
iShares
Inception Date
Feb 5, 2001
Region
North America (U.S.)
Leveraged
1x (No leverage)
Index Tracked
NASDAQ Biotechnology Index
Distribution Policy
Distributing
Asset Class
Equity
Asset Class Size
Multi-Cap
Asset Class Style
Growth

Share Price Chart


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Performance

Performance Chart

The chart shows the growth of an initial investment of $10,000 in iShares Nasdaq Biotechnology ETF, comparing it to the performance of the S&P 500 index or another benchmark. All prices have been adjusted for splits and dividends.


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S&P 500 Index

Returns By Period

iShares Nasdaq Biotechnology ETF (IBB) has returned 0.12% so far this year and 32.33% over the past 12 months. Over the last ten years, IBB has returned 6.84% per year, falling short of the S&P 500 Index benchmark, which averaged 12.16% annually.


iShares Nasdaq Biotechnology ETF

1D
4.32%
1M
-3.65%
YTD
0.12%
6M
17.17%
1Y
32.33%
3Y*
9.65%
5Y*
2.46%
10Y*
6.84%

Benchmark (S&P 500 Index)

1D
2.91%
1M
-5.09%
YTD
-4.63%
6M
-2.39%
1Y
16.33%
3Y*
16.69%
5Y*
10.18%
10Y*
12.16%
*Multi-year figures are annualized to reflect compound growth (CAGR)

Monthly Returns

Based on dividend-adjusted daily data since Feb 12, 2001, IBB's average daily return is +0.04%, while the average monthly return is +0.75%. At this rate, your investment would double in approximately 7.7 years.

Historically, 56% of months were positive and 44% were negative. The best month was Apr 2001 with a return of +19.4%, while the worst month was Mar 2001 at -21.2%. The longest winning streak lasted 7 consecutive months, and the longest losing streak was 6 months.

On a daily basis, IBB closed higher 52% of trading days. The best single day was Oct 13, 2008 with a return of +9.9%, while the worst single day was Jul 1, 2002 at -9.0%.


JanFebMarAprMayJunJulAugSepOctNovDecTotal
20262.17%1.71%-3.65%0.12%
20254.88%-1.18%-6.58%-1.03%-3.84%3.94%4.94%4.11%4.51%10.40%9.07%-2.81%27.98%
2024-1.08%1.83%0.37%-7.51%5.48%2.52%7.80%0.14%-1.60%-3.65%0.90%-6.56%-2.41%
20234.01%-6.86%1.61%1.05%-3.24%0.54%1.85%-0.46%-4.87%-7.04%6.38%12.44%3.76%
2022-13.60%-4.39%3.45%-10.48%0.02%0.85%5.48%-2.11%-3.57%9.94%6.17%-3.77%-13.69%
20216.04%-2.31%-3.97%2.71%-1.74%7.72%1.30%3.92%-6.09%-1.29%-3.37%-1.01%0.95%

Benchmark Metrics

iShares Nasdaq Biotechnology ETF has an annualized alpha of 2.12%, beta of 0.95, and R² of 0.49 versus S&P 500 Index. Calculated based on daily prices since February 13, 2001.

  • This ETF captured 110.07% of S&P 500 Index gains and 107.96% of its losses — amplifying both gains and losses, but participating more in upside than downside.
  • R² of 0.49 means the benchmark explains less than half of this ETF's behavior — treat beta with caution or consider switching to a more representative benchmark.

Alpha
2.12%
Beta
0.95
0.49
Upside Capture
110.07%
Downside Capture
107.96%

Expense Ratio

IBB has an expense ratio of 0.47%, placing it in the medium range.


Return for Risk

Risk / Return Rank

IBB ranks 74 for risk / return — better than 74% of ETFs on our site. You're getting solid returns for the risk taken. A good sign, especially for investors who want growth without excessive volatility.


IBB Risk / Return Rank: 7474
Overall Rank
IBB Sharpe Ratio Rank: 7373
Sharpe Ratio Rank
IBB Sortino Ratio Rank: 7474
Sortino Ratio Rank
IBB Omega Ratio Rank: 6464
Omega Ratio Rank
IBB Calmar Ratio Rank: 8282
Calmar Ratio Rank
IBB Martin Ratio Rank: 7777
Martin Ratio Rank
The rank (0–100) shows how this investment's returns compare to the risk taken. Higher = better. Based on the past 12 months of data, combining Sharpe, Sortino, and other metrics used by quantitative funds and institutional investors.

Return / Risk — by metrics

The table below present risk-adjusted performance metrics for iShares Nasdaq Biotechnology ETF (IBB) and compare them to a chosen benchmark (S&P 500 Index).


IBBBenchmarkDifference

Sharpe ratio

Return per unit of total volatility

1.35

0.90

+0.46

Sortino ratio

Return per unit of downside risk

1.91

1.39

+0.53

Omega ratio

Gain probability vs. loss probability

1.25

1.21

+0.03

Calmar ratio

Return relative to maximum drawdown

2.41

1.40

+1.01

Martin ratio

Return relative to average drawdown

8.61

6.61

+2.01

Explore IBB risk-adjusted metrics in detail

Dive deeper into individual metrics with historical trends, benchmark comparisons, and performance across different time periods.

Dividends

Dividend History

iShares Nasdaq Biotechnology ETF provided a 0.23% dividend yield over the last twelve months, with an annual payout of $0.39 per share.


0.00%0.05%0.10%0.15%0.20%0.25%0.30%0.35%$0.00$0.10$0.20$0.30$0.4020152016201720182019202020212022202320242025
Dividends
Dividend Yield
PeriodTTM20252024202320222021202020192018201720162015
Dividend$0.39$0.39$0.39$0.35$0.41$0.32$0.31$0.40$0.19$0.32$0.16$0.03

Dividend yield

0.23%0.23%0.29%0.26%0.31%0.21%0.21%0.33%0.20%0.30%0.19%0.03%

Monthly Dividends

The table displays the monthly dividend distributions for iShares Nasdaq Biotechnology ETF. The dividends shown in the table have been adjusted to account for any splits that may have occurred.


JanFebMarAprMayJunJulAugSepOctNovDecTotal
2026$0.00$0.00$0.12$0.12
2025$0.00$0.00$0.12$0.00$0.00$0.00$0.00$0.00$0.08$0.00$0.00$0.18$0.39
2024$0.00$0.00$0.13$0.00$0.00$0.00$0.00$0.00$0.20$0.00$0.00$0.06$0.39
2023$0.00$0.00$0.06$0.00$0.00$0.01$0.00$0.00$0.15$0.00$0.00$0.12$0.35
2022$0.00$0.00$0.12$0.00$0.00$0.03$0.00$0.00$0.16$0.00$0.00$0.10$0.41
2021$0.00$0.00$0.13$0.00$0.00$0.02$0.00$0.00$0.12$0.00$0.00$0.04$0.32

Drawdowns

Drawdowns Chart

The Drawdowns chart displays portfolio losses from any high point along the way. Drawdowns are calculated considering price movements and all distributions paid, if any.


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Worst Drawdowns

The table below displays the maximum drawdowns of the iShares Nasdaq Biotechnology ETF. A maximum drawdown is a measure of risk, indicating the largest reduction in portfolio value due to a series of losing trades.

The maximum drawdown for the iShares Nasdaq Biotechnology ETF was 62.85%, occurring on Jul 10, 2002. Recovery took 2216 trading sessions.

The current iShares Nasdaq Biotechnology ETF drawdown is 4.88%.


Depth

Start

To Bottom

Bottom

To Recover

End

Total

-62.85%Jun 6, 2001272Jul 10, 20022216Apr 27, 20112488
-39.82%Aug 10, 2021216Jun 16, 2022892Jan 7, 20261108
-39.24%Jul 21, 2015237Jun 27, 2016974May 11, 20201211
-34.69%Feb 13, 200135Apr 3, 200134May 22, 200169
-22.66%Jul 11, 201121Aug 8, 2011107Jan 10, 2012128

Volatility

Volatility Chart

The chart below shows the rolling one-month volatility.


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