DVXB vs. IYM
DVXB (WEBs Materials XLB Defined Volatility ETF) and IYM (iShares U.S. Basic Materials ETF) are both Materials funds - DVXB tracks the Syntax Defined Volatility XLB Index while IYM tracks the Dow Jones U.S. Basic Materials Index. Both are passively managed. Over the past year, DVXB returned 20.35% vs 28.28% for IYM. Their correlation of 0.92 means they have usually moved in the same direction. DVXB charges 0.89%/yr vs 0.42%/yr for IYM.
Performance
DVXB vs. IYM - Performance Comparison
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Returns By Period
The year-to-date returns for both stocks are quite close, with DVXB having a 15.12% return and IYM slightly lower at 14.73%.
DVXB
- 1D
- -3.82%
- 1M
- -4.08%
- 6M
- -0.84%
- YTD
- 15.12%
- 1Y
- 20.35%
- 3Y*
- —
- 5Y*
- —
- 10Y*
- —
- ALL TIME*
- 7.74%
IYM
- 1D
- -1.96%
- 1M
- -3.54%
- 6M
- 3.72%
- YTD
- 14.73%
- 1Y
- 28.28%
- 3Y*
- 10.20%
- 5Y*
- 7.53%
- 10Y*
- 10.11%
- ALL TIME*
- 8.27%
Liquidity Comparison
| Position | Avg. Volume Value (2W) | Avg. Volume Value (1M) | Avg. Volume Value (3M) |
|---|---|---|---|
| $1.05K | $1.06K | $4.38K | |
| $17.03M | $23.02M | $39.39M |
DVXB vs. IYM - Yearly Performance Comparison
| 2026 (YTD) | 2025 | |
|---|---|---|
DVXB WEBs Materials XLB Defined Volatility ETF | 15.12% | -6.27% |
IYM iShares U.S. Basic Materials ETF | 14.73% | 5.21% |
Correlation
The correlation between DVXB and IYM is 0.92, meaning they have usually moved in the same direction, including during past declines.
| Correlation | |
|---|---|
Correlation (1Y) Focuses on recent behavior, but can change the most. | 0.92 |
Correlation (All Time) Calculated using the full available price history since Jul 23, 2025 | 0.92 |
The correlation between DVXB and IYM has been stable across timeframes, ranging from 0.92 to 0.92 - a consistent structural relationship.
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Return for Risk
DVXB vs. IYM — Risk / Return Rank
DVXB
IYM
DVXB vs. IYM - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for WEBs Materials XLB Defined Volatility ETF (DVXB) and iShares U.S. Basic Materials ETF (IYM). Risk-adjusted metrics are performance indicators that assess an investment's returns in relation to its risk, enabling a more accurate comparison of different investment options.
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.
| DVXB | IYM | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -0.76 | ||
| Sortino ratioReturn per unit of downside risk | -0.89 | ||
| Omega ratioGain probability vs. loss probability | 1.12 | 1.23 | -0.11 |
| Calmar ratioReturn relative to maximum drawdown | 0.91 | 1.98 | -1.07 |
| Martin ratioReturn relative to average drawdown | 2.08 | 6.68 | -4.59 |
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Drawdowns
DVXB vs. IYM - Drawdown Comparison
The maximum DVXB drawdown since its inception was -19.77%, smaller than the maximum IYM drawdown of -67.78%. Use the drawdown chart below to compare losses from any high point for DVXB and IYM.
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Drawdown Indicators
| DVXB | IYM | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -19.77% | -67.78% | +48.01% |
Max Drawdown (1Y)Largest decline over 1 year | -19.77% | -13.61% | -6.16% |
Max Drawdown (3Y)Largest decline over 3 years | — | -23.62% | — |
Max Drawdown (5Y)Largest decline over 5 years | — | -29.94% | — |
Max Drawdown (10Y)Largest decline over 10 years | — | -42.76% | — |
Current DrawdownCurrent decline from peak | -12.78% | -7.05% | -5.73% |
Average DrawdownAverage peak-to-trough decline | -7.54% | -11.41% | +3.87% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 8.63% | 4.02% | +4.61% |
Volatility
DVXB vs. IYM - Volatility Comparison
WEBs Materials XLB Defined Volatility ETF (DVXB) has a higher volatility of 8.95% compared to iShares U.S. Basic Materials ETF (IYM) at 5.29%. This indicates that DVXB's price experiences larger fluctuations and is considered to be riskier than IYM based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| DVXB | IYM | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 8.95% | 5.29% | +3.66% |
Volatility (6M)Calculated over the trailing 6-month period | 22.87% | 16.09% | +6.78% |
Volatility (1Y)Calculated over the trailing 1-year period | 30.49% | 19.88% | +10.61% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 30.60% | 20.51% | +10.09% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 30.60% | 21.72% | +8.88% |
DVXB vs. IYM - Expense Ratio Comparison
DVXB has a 0.89% expense ratio, which is higher than IYM's 0.42% expense ratio.
Dividends
DVXB vs. IYM - Dividend Comparison
DVXB has not paid dividends to shareholders, while IYM's dividend yield for the trailing twelve months is around 1.33%.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
DVXB WEBs Materials XLB Defined Volatility ETF | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
IYM iShares U.S. Basic Materials ETF | 1.33% | 1.51% | 1.65% | 1.77% | 2.14% | 1.48% | 1.39% | 2.08% | 1.68% | 1.43% | 1.47% | 2.04% |
Frequently Asked Questions
With a correlation of 0.92, DVXB and IYM move almost identically. Holding both adds very little diversification - you're essentially doubling your position in the same market segment. Choosing one is usually more capital-efficient.
DVXB has higher volatility (8.95%) compared to IYM (5.29%). In terms of maximum drawdown, DVXB dropped -19.77% vs IYM's -67.78%.
On 1-year performance, IYM leads with 28.28% vs 20.35% for DVXB. On fees, IYM is cheaper at 0.42% per year. On volatility, IYM has been the lower-risk option at 5.29%. The better choice depends on whether you care most about return, fees, risk, or income.
Over the 1-year period, IYM has performed better with a 28.28% return vs 20.35%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.
IYM is cheaper with a 0.42% expense ratio, compared with 0.89% for DVXB.
IYM has the higher dividend yield at 1.33%, compared with 0.00% for DVXB.
DVXB tracks Syntax Defined Volatility XLB Index, while IYM tracks Dow Jones U.S. Basic Materials Index. They also come from different issuers: WEBs and iShares. Their fees differ too: 0.89% for DVXB and 0.42% for IYM.
IYM currently has the higher Sharpe Ratio (1.36 vs 0.59), meaning it's delivered slightly more return per unit of risk over the trailing 12 months. However, this ranking shifts over time - use the Risk/Return Score above for a more comprehensive view that combines Sharpe, Sortino, and other measures used by quantitative funds.
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