MDBU.DE vs. UBUD.DE
MDBU.DE (UBS ETF (LU) Sustainable Development Bank Bonds UCITS ETF (USD) A-dis) and UBUD.DE (UBS ETF (IE) Solactive Global Pure Gold Miners UCITS ETF (USD) Dist) are both exchange-traded funds - MDBU.DE is a Government Bonds fund tracking the Solactive Global Multilateral Development Bank Bond USD 25% Issuer Capped Index, while UBUD.DE is a Precious Metals fund tracking the Solactive Global Pure Gold Miners. Both are passively managed. Over the past 5 years, MDBU.DE returned 1.69%/yr vs 24.10%/yr for UBUD.DE. At a correlation of -0.16, they often move in opposite directions. MDBU.DE charges 0.18%/yr vs 0.43%/yr for UBUD.DE.
Performance
MDBU.DE vs. UBUD.DE - Performance Comparison
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Returns By Period
In the year-to-date period, MDBU.DE achieves a 1.02% return, which is significantly higher than UBUD.DE's -6.38% return.
MDBU.DE
- 1D
- 0.09%
- 1M
- 0.78%
- YTD
- 1.02%
- 6M
- 0.39%
- 1Y
- 1.13%
- 3Y*
- 0.83%
- 5Y*
- 1.69%
- 10Y*
- —
UBUD.DE
- 1D
- -0.04%
- 1M
- -3.95%
- YTD
- -6.38%
- 6M
- 0.94%
- 1Y
- 47.84%
- 3Y*
- 42.44%
- 5Y*
- 24.10%
- 10Y*
- 14.59%
MDBU.DE vs. UBUD.DE - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | |
|---|---|---|---|---|---|---|---|---|---|
MDBU.DE UBS ETF (LU) Sustainable Development Bank Bonds UCITS ETF (USD) A-dis | 1.02% | -5.52% | 8.42% | 0.69% | -1.90% | 6.58% | -4.66% | 7.40% | 0.42% |
UBUD.DE UBS ETF (IE) Solactive Global Pure Gold Miners UCITS ETF (USD) Dist | -6.38% | 144.52% | 34.69% | 6.34% | 0.11% | -8.41% | 15.71% | 40.46% | 15.86% |
Correlation
The correlation between MDBU.DE and UBUD.DE is -0.32, meaning they tend to move in opposite directions. This is especially valuable for risk management - when one declines, the other has historically tended to hold steady or rise.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | -0.32 |
Correlation (3Y) Calculated over the trailing 3-year period | -0.18 |
Correlation (5Y) Calculated over the trailing 5-year period | -0.17 |
Correlation (All Time) Calculated using the full available price history since Nov 15, 2018 | -0.16 |
The correlation between MDBU.DE and UBUD.DE shifts across timeframes, from -0.32 (1 year) to -0.16 (all time), reflecting how their relationship changes across market environments.
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Return for Risk
MDBU.DE vs. UBUD.DE — Risk / Return Rank
MDBU.DE
UBUD.DE
MDBU.DE vs. UBUD.DE - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for UBS ETF (LU) Sustainable Development Bank Bonds UCITS ETF (USD) A-dis (MDBU.DE) and UBS ETF (IE) Solactive Global Pure Gold Miners UCITS ETF (USD) Dist (UBUD.DE). 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.
| MDBU.DE | UBUD.DE | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -0.83 | ||
| Sortino ratioReturn per unit of downside risk | -1.20 | ||
| Omega ratioGain probability vs. loss probability | 1.04 | 1.20 | -0.16 |
| Calmar ratioReturn relative to maximum drawdown | 0.30 | 1.65 | -1.35 |
| Martin ratioReturn relative to average drawdown | 0.72 | 4.06 | -3.34 |
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month. | |||
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Sharpe Ratios by Period
| MDBU.DE | UBUD.DE | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 0.21 | 1.04 | -0.83 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.23 | 0.67 | -0.43 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | — | 0.41 | — |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.22 | 0.26 | -0.04 |
Drawdowns
MDBU.DE vs. UBUD.DE - Drawdown Comparison
The maximum MDBU.DE drawdown since its inception was -12.38%, smaller than the maximum UBUD.DE drawdown of -57.79%. Use the drawdown chart below to compare losses from any high point for MDBU.DE and UBUD.DE.
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Drawdown Indicators
| MDBU.DE | UBUD.DE | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -12.38% | -57.79% | +45.41% |
Max Drawdown (1Y)Largest decline over 1 year | -3.81% | -28.94% | +25.13% |
Max Drawdown (3Y)Largest decline over 3 years | -10.06% | -28.94% | +18.88% |
Max Drawdown (5Y)Largest decline over 5 years | -12.09% | -38.21% | +26.12% |
Max Drawdown (10Y)Largest decline over 10 years | — | -50.40% | — |
Current DrawdownCurrent decline from peak | -6.60% | -27.15% | +20.55% |
Average DrawdownAverage peak-to-trough decline | -5.71% | -28.07% | +22.36% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 1.57% | 11.75% | -10.18% |
Volatility
MDBU.DE vs. UBUD.DE - Volatility Comparison
The current volatility for UBS ETF (LU) Sustainable Development Bank Bonds UCITS ETF (USD) A-dis (MDBU.DE) is 0.90%, while UBS ETF (IE) Solactive Global Pure Gold Miners UCITS ETF (USD) Dist (UBUD.DE) has a volatility of 13.71%. This indicates that MDBU.DE experiences smaller price fluctuations and is considered to be less risky than UBUD.DE based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| MDBU.DE | UBUD.DE | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 0.90% | 13.71% | -12.81% |
Volatility (6M)Calculated over the trailing 6-month period | 3.83% | 35.92% | -32.09% |
Volatility (1Y)Calculated over the trailing 1-year period | 5.40% | 45.63% | -40.23% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 7.21% | 35.68% | -28.47% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 6.88% | 35.58% | -28.70% |
MDBU.DE vs. UBUD.DE - Expense Ratio Comparison
MDBU.DE has a 0.18% expense ratio, which is lower than UBUD.DE's 0.43% expense ratio.
Dividends
MDBU.DE vs. UBUD.DE - Dividend Comparison
MDBU.DE's dividend yield for the trailing twelve months is around 2.66%, more than UBUD.DE's 0.59% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
MDBU.DE UBS ETF (LU) Sustainable Development Bank Bonds UCITS ETF (USD) A-dis | 2.66% | 3.79% | 1.92% | 1.75% | 0.75% | 0.59% | 1.58% | 1.40% | 0.00% | 0.00% | 0.00% | 0.00% |
UBUD.DE UBS ETF (IE) Solactive Global Pure Gold Miners UCITS ETF (USD) Dist | 0.59% | 0.40% | 0.56% | 1.74% | 1.12% | 1.15% | 0.44% | 0.42% | 0.48% | 0.46% | 0.43% | 1.38% |
Frequently Asked Questions
MDBU.DE and UBUD.DE have a correlation of -0.32, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
On fees, MDBU.DE is cheaper at 0.18% per year. The better choice depends on whether you care most about return, fees, risk, or income.
MDBU.DE is cheaper with a 0.18% expense ratio, compared with 0.43% for UBUD.DE.
MDBU.DE is categorized as Government Bonds, while UBUD.DE is Precious Metals. MDBU.DE tracks Solactive Global Multilateral Development Bank Bond USD 25% Issuer Capped Index, while UBUD.DE tracks Solactive Global Pure Gold Miners. Their fees differ too: 0.18% for MDBU.DE and 0.43% for UBUD.DE.
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