AMUB vs. MLPB
AMUB (ETRACS Alerian MLP Index ETN Class B) and MLPB (ETRACS Alerian MLP Infrastructure Index ETN Series B) are both MLPs funds from UBS - AMUB tracks the Alerian MLP Index while MLPB tracks the Alerian MLP Infrastructure Index. Both are passively managed. Over the past 10 years, AMUB returned 2.79%/yr vs 8.03%/yr for MLPB. Their correlation of 0.89 suggests significant overlap in exposure. AMUB charges 0.80%/yr vs 0.85%/yr for MLPB.
Performance
AMUB vs. MLPB - Performance Comparison
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Returns By Period
In the year-to-date period, AMUB achieves a 14.01% return, which is significantly lower than MLPB's 17.00% return. Over the past 10 years, AMUB has underperformed MLPB with an annualized return of 2.79%, while MLPB has yielded a comparatively higher 8.03% annualized return.
AMUB
- 1D
- 1.92%
- 1M
- -7.94%
- YTD
- 14.01%
- 6M
- 13.63%
- 1Y
- 13.10%
- 3Y*
- 15.44%
- 5Y*
- 11.55%
- 10Y*
- 2.79%
MLPB
- 1D
- 2.04%
- 1M
- -6.13%
- YTD
- 17.00%
- 6M
- 16.53%
- 1Y
- 18.65%
- 3Y*
- 21.94%
- 5Y*
- 18.51%
- 10Y*
- 8.03%
AMUB vs. MLPB - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
AMUB ETRACS Alerian MLP Index ETN Class B | 14.01% | 2.05% | 15.68% | 16.89% | 21.91% | 28.83% | -36.47% | -1.78% | -19.25% | -13.07% |
MLPB ETRACS Alerian MLP Infrastructure Index ETN Series B | 17.00% | 7.40% | 25.53% | 22.01% | 30.22% | 39.42% | -30.80% | 5.69% | -8.79% | -9.71% |
Correlation
The correlation between AMUB and MLPB is 0.93, indicating a strong positive relationship between their price movements. Combining them offers limited diversification - they tend to fall together during downturns.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.93 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.95 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.97 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.91 |
Correlation (All Time) Calculated using the full available price history since Oct 9, 2015 | 0.89 |
The correlation between AMUB and MLPB has been stable across timeframes, ranging from 0.89 to 0.97 - a consistent structural relationship.
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Return for Risk
AMUB vs. MLPB — Risk / Return Rank
AMUB
MLPB
AMUB vs. MLPB - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for ETRACS Alerian MLP Index ETN Class B (AMUB) and ETRACS Alerian MLP Infrastructure Index ETN Series B (MLPB). 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.
| AMUB | MLPB | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -0.41 | ||
| Sortino ratioReturn per unit of downside risk | -0.55 | ||
| Omega ratioGain probability vs. loss probability | 1.17 | 1.24 | -0.07 |
| Calmar ratioReturn relative to maximum drawdown | 1.24 | 1.93 | -0.70 |
| Martin ratioReturn relative to average drawdown | 3.36 | 5.43 | -2.08 |
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Drawdowns
AMUB vs. MLPB - Drawdown Comparison
The maximum AMUB drawdown since its inception was -79.46%, which is greater than MLPB's maximum drawdown of -71.93%. Use the drawdown chart below to compare losses from any high point for AMUB and MLPB.
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Drawdown Indicators
| AMUB | MLPB | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -79.46% | -71.93% | -7.53% |
Max Drawdown (1Y)Largest decline over 1 year | -10.69% | -9.68% | -1.01% |
Max Drawdown (3Y)Largest decline over 3 years | -17.22% | -16.49% | -0.73% |
Max Drawdown (5Y)Largest decline over 5 years | -20.58% | -20.41% | -0.17% |
Max Drawdown (10Y)Largest decline over 10 years | -78.86% | -71.93% | -6.93% |
Current DrawdownCurrent decline from peak | -8.53% | -6.86% | -1.67% |
Average DrawdownAverage peak-to-trough decline | -29.11% | -14.78% | -14.33% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 3.92% | 3.44% | +0.48% |
Volatility
AMUB vs. MLPB - Volatility Comparison
ETRACS Alerian MLP Index ETN Class B (AMUB) and ETRACS Alerian MLP Infrastructure Index ETN Series B (MLPB) have volatilities of 5.28% and 5.33%, respectively, indicating that both stocks experience similar levels of price fluctuations. This suggests that the risk associated with both stocks, as measured by volatility, is nearly the same. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| AMUB | MLPB | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 5.28% | 5.33% | -0.05% |
Volatility (6M)Calculated over the trailing 6-month period | 10.09% | 10.30% | -0.21% |
Volatility (1Y)Calculated over the trailing 1-year period | 13.85% | 13.70% | +0.15% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 20.12% | 19.90% | +0.22% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 27.13% | 27.16% | -0.03% |
AMUB vs. MLPB - Expense Ratio Comparison
AMUB has a 0.80% expense ratio, which is lower than MLPB's 0.85% expense ratio.
Dividends
AMUB vs. MLPB - Dividend Comparison
AMUB has not paid dividends to shareholders, while MLPB's dividend yield for the trailing twelve months is around 5.99%.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 |
|---|---|---|---|---|---|---|---|---|---|---|---|
AMUB ETRACS Alerian MLP Index ETN Class B | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
MLPB ETRACS Alerian MLP Infrastructure Index ETN Series B | 5.99% | 6.51% | 5.95% | 6.37% | 6.00% | 6.98% | 11.93% | 7.98% | 8.11% | 7.23% | 6.85% |
Frequently Asked Questions
With a correlation of 0.93, AMUB and MLPB 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.
MLPB has higher volatility (5.33%) compared to AMUB (5.28%). In terms of maximum drawdown, AMUB dropped -79.46% vs MLPB's -71.93%.
On 10-year performance, MLPB leads with 8.03% vs 2.79% for AMUB. On fees, AMUB is cheaper at 0.80% per year. Their volatility is very similar. The better choice depends on whether you care most about return, fees, risk, or income.
Over the 10-year period, MLPB has performed better with a 8.03% return vs 2.79%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.
AMUB is cheaper with a 0.80% expense ratio, compared with 0.85% for MLPB.
MLPB has the higher dividend yield at 5.99%, compared with 0.00% for AMUB.
AMUB tracks Alerian MLP Index, while MLPB tracks Alerian MLP Infrastructure Index. Their fees differ too: 0.80% for AMUB and 0.85% for MLPB.
MLPB currently has the higher Sharpe Ratio (1.37 vs 0.96), 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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