MDBU.DE vs. VGTY.DE
MDBU.DE (UBS ETF (LU) Sustainable Development Bank Bonds UCITS ETF (USD) A-dis) and VGTY.DE (Vanguard USD Treasury Bond UCITS ETF Distributing) are both Government Bonds funds - MDBU.DE tracks the Solactive Global Multilateral Development Bank Bond USD 25% Issuer Capped Index while VGTY.DE tracks the Bloomberg Global Aggregate US Treasury Float Adjusted Index. Both are passively managed. Over the past 5 years, MDBU.DE returned 1.69%/yr vs 0.20%/yr for VGTY.DE. Their correlation of 0.88 suggests significant overlap in exposure. MDBU.DE charges 0.18%/yr vs 0.05%/yr for VGTY.DE.
Performance
MDBU.DE vs. VGTY.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 VGTY.DE's 0.80% 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*
- —
VGTY.DE
- 1D
- 0.08%
- 1M
- 0.76%
- YTD
- 0.80%
- 6M
- 0.01%
- 1Y
- 1.03%
- 3Y*
- -0.33%
- 5Y*
- 0.20%
- 10Y*
- —
MDBU.DE vs. VGTY.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% |
VGTY.DE Vanguard USD Treasury Bond UCITS ETF Distributing | 0.80% | -5.99% | 6.16% | 0.04% | -6.98% | 5.64% | -2.09% | 9.36% | 1.15% |
Correlation
The correlation between MDBU.DE and VGTY.DE is 0.94, 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 | 0.94 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.91 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.90 |
Correlation (All Time) Calculated using the full available price history since Nov 15, 2018 | 0.88 |
The correlation between MDBU.DE and VGTY.DE has been stable across timeframes, ranging from 0.88 to 0.94 - a consistent structural relationship.
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Return for Risk
MDBU.DE vs. VGTY.DE — Risk / Return Rank
MDBU.DE
VGTY.DE
MDBU.DE vs. VGTY.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 Vanguard USD Treasury Bond UCITS ETF Distributing (VGTY.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 | VGTY.DE | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +0.02 | ||
| Sortino ratioReturn per unit of downside risk | +0.03 | ||
| Omega ratioGain probability vs. loss probability | 1.04 | 1.04 | 0.00 |
| Calmar ratioReturn relative to maximum drawdown | 0.30 | 0.25 | +0.04 |
| Martin ratioReturn relative to average drawdown | 0.72 | 0.62 | +0.10 |
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 | VGTY.DE | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 0.21 | 0.19 | +0.02 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.23 | 0.02 | +0.21 |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.22 | 0.13 | +0.09 |
Drawdowns
MDBU.DE vs. VGTY.DE - Drawdown Comparison
The maximum MDBU.DE drawdown since its inception was -12.38%, smaller than the maximum VGTY.DE drawdown of -17.97%. Use the drawdown chart below to compare losses from any high point for MDBU.DE and VGTY.DE.
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Drawdown Indicators
| MDBU.DE | VGTY.DE | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -12.38% | -17.97% | +5.59% |
Max Drawdown (1Y)Largest decline over 1 year | -3.81% | -4.08% | +0.27% |
Max Drawdown (3Y)Largest decline over 3 years | -10.06% | -11.23% | +1.17% |
Max Drawdown (5Y)Largest decline over 5 years | -12.09% | -13.16% | +1.07% |
Current DrawdownCurrent decline from peak | -6.60% | -14.45% | +7.85% |
Average DrawdownAverage peak-to-trough decline | -5.71% | -9.48% | +3.77% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 1.57% | 1.67% | -0.10% |
Volatility
MDBU.DE vs. VGTY.DE - Volatility Comparison
UBS ETF (LU) Sustainable Development Bank Bonds UCITS ETF (USD) A-dis (MDBU.DE) has a higher volatility of 0.90% compared to Vanguard USD Treasury Bond UCITS ETF Distributing (VGTY.DE) at 0.85%. This indicates that MDBU.DE's price experiences larger fluctuations and is considered to be riskier than VGTY.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 | VGTY.DE | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 0.90% | 0.85% | +0.05% |
Volatility (6M)Calculated over the trailing 6-month period | 3.83% | 3.73% | +0.10% |
Volatility (1Y)Calculated over the trailing 1-year period | 5.40% | 5.44% | -0.04% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 7.21% | 7.99% | -0.78% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 6.88% | 7.63% | -0.75% |
MDBU.DE vs. VGTY.DE - Expense Ratio Comparison
MDBU.DE has a 0.18% expense ratio, which is higher than VGTY.DE's 0.05% expense ratio. However, both funds are considered low-cost compared to the broader market, where average expense ratios usually range from 0.3% to 0.9%.
Dividends
MDBU.DE vs. VGTY.DE - Dividend Comparison
MDBU.DE's dividend yield for the trailing twelve months is around 2.66%, less than VGTY.DE's 3.65% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 |
|---|---|---|---|---|---|---|---|---|---|---|
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% |
VGTY.DE Vanguard USD Treasury Bond UCITS ETF Distributing | 3.65% | 3.99% | 3.65% | 3.21% | 2.05% | 0.99% | 1.48% | 2.10% | 1.94% | 0.26% |
Frequently Asked Questions
With a correlation of 0.94, MDBU.DE and VGTY.DE 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.
On fees, VGTY.DE is cheaper at 0.05% per year. The better choice depends on whether you care most about return, fees, risk, or income.
VGTY.DE is cheaper with a 0.05% expense ratio, compared with 0.18% for MDBU.DE.
MDBU.DE tracks Solactive Global Multilateral Development Bank Bond USD 25% Issuer Capped Index, while VGTY.DE tracks Bloomberg Global Aggregate US Treasury Float Adjusted Index. They also come from different issuers: UBS and Vanguard. Their fees differ too: 0.18% for MDBU.DE and 0.05% for VGTY.DE.
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