- ISIN
- US4642878387
- CUSIP
- 464287838
- Issuer
- iShares
- Inception Date
- Jun 20, 2000
- Region
- Developed Markets (Broad)
- Category
- Materials
- Leveraged
- 1x (No leverage)
- Index Tracked
- Dow Jones U.S. Basic Materials Index
- Distribution Policy
- Distributing
- Asset Class
- Equity
- Asset Class Size
- Large-Cap
- Asset Class Style
- Blend
- Assets Under Management
- $2B
Share Price Chart
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Performance
IYM Performance Chart
iShares U.S. Basic Materials ETF (IYM) is up 20.9% since the beginning of the year. IYM is currently trading at $185 per share. Investors who bought $1,000 worth of IYM shares 5 years ago would now be looking at an investment worth $1,555.
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Returns By Period
iShares U.S. Basic Materials ETF (IYM) has returned 20.88% so far this year and 37.99% over the past 12 months. Over the last ten years, IYM has returned 11.29% per year, falling short of the S&P 500 Index benchmark, which averaged 13.88% annually.
iShares U.S. Basic Materials ETF
- 1D
- -0.12%
- 1M
- 2.18%
- YTD
- 20.88%
- 6M
- 19.00%
- 1Y
- 37.99%
- 3Y*
- 14.87%
- 5Y*
- 9.23%
- 10Y*
- 11.29%
Benchmark (S&P 500 Index)
- 1D
- -0.37%
- 1M
- -0.01%
- YTD
- 9.16%
- 6M
- 8.64%
- 1Y
- 25.22%
- 3Y*
- 19.78%
- 5Y*
- 11.99%
- 10Y*
- 13.88%
IYM Monthly Returns History
Based on dividend-adjusted daily data since Jun 20, 2000, IYM's average daily return is +0.05%, while the average monthly return is +0.89%. At this rate, an investment would double in approximately 6.5 years.
Historically, 55% of months were positive and 45% were negative. The best month was Oct 2011 with a return of +19.4%, while the worst month was Oct 2008 at -25.7%. The longest winning streak lasted 8 consecutive months, and the longest losing streak was 6 months.
On a daily basis, IYM closed higher 52% of trading days. The best single day was Oct 13, 2008 with a return of +12.9%, while the worst single day was Oct 15, 2008 at -13.5%.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Total | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 10.61% | 10.73% | -6.45% | 3.19% | 1.78% | 0.44% | 20.88% | ||||||
| 2025 | 6.00% | 0.44% | -2.22% | -3.05% | 3.01% | 4.35% | 0.42% | 6.04% | -0.18% | -3.80% | 4.83% | 3.52% | 20.41% |
| 2024 | -3.66% | 4.03% | 7.02% | -4.52% | 3.51% | -3.76% | 3.12% | 1.38% | 3.01% | -3.11% | 1.59% | -11.72% | -4.54% |
| 2023 | 11.38% | -2.62% | -1.71% | -1.31% | -7.73% | 10.70% | 4.23% | -3.53% | -5.03% | -3.25% | 7.80% | 5.42% | 12.83% |
| 2022 | -6.52% | 4.42% | 9.59% | -5.86% | 0.62% | -16.41% | 5.72% | -3.16% | -9.68% | 9.55% | 11.61% | -5.14% | -9.15% |
| 2021 | -1.98% | 4.22% | 8.76% | 4.34% | 6.16% | -5.98% | 2.09% | -0.00% | -6.02% | 7.33% | -2.12% | 7.70% | 25.62% |
Benchmark Metrics
iShares U.S. Basic Materials ETF has an annualized alpha of 2.81%, beta of 1.08, and R2 of 0.66 versus S&P 500 Index. Calculated based on daily prices since June 20, 2000.
- This ETF captured 120.64% of S&P 500 Index gains and 108.67% of its losses - amplifying both gains and losses, but participating more in upside than downside.
- This ETF generated an annualized alpha of 2.81% versus S&P 500 Index - delivering returns beyond what market exposure alone would predict.
- With beta of 1.08 and R2 of 0.66, this ETF moves broadly in line with S&P 500 Index - much of its variation is explained by market exposure rather than independent behavior.
- Alpha
- 2.81%
- Beta
- 1.08
- R²
- 0.66
- Upside Capture
- 120.64%
- Downside Capture
- 108.67%
Expense Ratio
IYM has an expense ratio of 0.42%, placing it in the medium range.
Return for Risk
Risk / Return Rank
IYM ranks 58 for risk / return — on par with similar ETFs. You're getting a typical balance of risk and reward. Not a standout, but not a red flag either — a reasonable choice if other factors align with your goals.
Return / Risk — by metrics
The table below present risk-adjusted performance metrics for iShares U.S. Basic Materials ETF (IYM) and compare them to S&P 500 Index.
Values are calculated on a 1-year rolling basis and updated daily. Risk-adjusted metrics are more stable over longer periods — use the period switch above to explore them.
| IYM | Benchmark | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -0.08 | ||
| Sortino ratioReturn per unit of downside risk | -0.15 | ||
| Omega ratioGain probability vs. loss probability | 1.33 | 1.37 | -0.04 |
| Calmar ratioReturn relative to maximum drawdown | 2.80 | 2.78 | +0.02 |
| Martin ratioReturn relative to average drawdown | 10.54 | 12.44 | -1.90 |
Dividends
Dividend History
iShares U.S. Basic Materials ETF provided a 1.26% dividend yield over the last twelve months, with an annual payout of $2.33 per share.
| Period | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Dividend | $2.33 | $2.33 | $2.15 | $2.44 | $2.67 | $2.08 | $1.58 | $2.04 | $1.41 | $1.46 | $1.22 | $1.44 |
Dividend yield | 1.26% | 1.51% | 1.65% | 1.77% | 2.14% | 1.48% | 1.39% | 2.08% | 1.68% | 1.43% | 1.47% | 2.04% |
Monthly Dividends
The table displays the monthly dividend distributions for iShares U.S. Basic Materials ETF. The dividends shown in the table have been adjusted to account for any splits that may have occurred.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Total | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | $0.00 | $0.00 | $0.47 | $0.00 | $0.00 | $0.49 | $0.96 | ||||||
| 2025 | $0.00 | $0.00 | $0.48 | $0.00 | $0.00 | $0.47 | $0.00 | $0.00 | $0.62 | $0.00 | $0.00 | $0.76 | $2.33 |
| 2024 | $0.00 | $0.00 | $0.46 | $0.00 | $0.00 | $0.50 | $0.00 | $0.00 | $0.61 | $0.00 | $0.00 | $0.57 | $2.15 |
| 2023 | $0.00 | $0.00 | $0.46 | $0.00 | $0.00 | $0.53 | $0.00 | $0.00 | $0.73 | $0.00 | $0.00 | $0.73 | $2.44 |
| 2022 | $0.00 | $0.00 | $0.42 | $0.00 | $0.00 | $0.83 | $0.00 | $0.00 | $0.72 | $0.00 | $0.00 | $0.71 | $2.67 |
| 2021 | $0.00 | $0.00 | $0.42 | $0.00 | $0.00 | $0.44 | $0.00 | $0.00 | $0.52 | $0.00 | $0.00 | $0.70 | $2.08 |
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 U.S. Basic Materials 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 U.S. Basic Materials ETF was 67.78%, occurring on Nov 20, 2008. Recovery took 1281 trading sessions.
The current iShares U.S. Basic Materials ETF drawdown is 2.07%.
Related event | Drawdown | Fall | Recovery | Underwater |
|---|---|---|---|---|
Financial crisis2007–2009 | -67.78%Nov 2008 | 5mo 4d | 5y 1mo | 5y 6moJun 2008 - Dec 2013 |
COVID crash2020 | -42.76%Mar 2020 | 2y 1mo | 5mo 13d | 2y 7moJan 2018 - Sep 2020 |
Dot-com crash2000–2002 | -31.03%Oct 2002 | 6mo 23d | 1y 1mo | 1y 8moMar 2002 - Dec 2003 |
Bear market2022 | -29.94%Sep 2022 | 5mo 9d | 1y 6mo | 1y 11moApr 2022 - Apr 2024 |
2016 bear market2016 | -29.87%Jan 2016 | 1y 4mo | 10mo 17d | 2y 2moSep 2014 - Dec 2016 |
Drawdown Indicators
| IYM | Benchmark | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -67.78% | -56.78% | -11.00% |
Max Drawdown (1Y)Largest decline over 1 year | -13.61% | -9.10% | -4.51% |
Max Drawdown (3Y)Largest decline over 3 years | -23.62% | -18.90% | -4.72% |
Max Drawdown (5Y)Largest decline over 5 years | -29.94% | -25.43% | -4.51% |
Max Drawdown (10Y)Largest decline over 10 years | -42.76% | -33.92% | -8.84% |
Current DrawdownCurrent decline from peak | -2.07% | -1.80% | -0.27% |
Average DrawdownAverage peak-to-trough decline | -11.44% | -10.71% | -0.73% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 3.61% | 2.03% | +1.58% |
Volatility
Volatility Chart
The chart below shows the rolling one-month volatility.
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