IDTM.L vs. VDST.L
IDTM.L (iShares USD Treasury Bond 7-10yr UCITS ETF USD (Dist)) and VDST.L (Vanguard U.S. Treasury 0-1 Year Bond UCITS ETF (USD) Accumulating) are both Government Bonds funds - IDTM.L tracks the ICE U.S. Treasury 7-10 Year Bond Index while VDST.L tracks the Bloomberg Short Treasury Index. Both are passively managed. Over the past 5 years, IDTM.L returned 33.68%/yr vs 3.36%/yr for VDST.L. At a 0.16 correlation, their price movements are largely independent. IDTM.L charges 0.07%/yr vs 0.05%/yr for VDST.L.
Performance
IDTM.L vs. VDST.L - Performance Comparison
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Returns By Period
In the year-to-date period, IDTM.L achieves a -1.67% return, which is significantly lower than VDST.L's 1.46% return.
IDTM.L
- 1D
- -0.29%
- 1M
- -1.05%
- YTD
- -1.67%
- 6M
- -1.49%
- 1Y
- 3.10%
- 3Y*
- 2.34%
- 5Y*
- 33.68%
- 10Y*
- 22.97%
VDST.L
- 1D
- 0.04%
- 1M
- 0.31%
- YTD
- 1.46%
- 6M
- 1.75%
- 1Y
- 3.95%
- 3Y*
- 4.71%
- 5Y*
- 3.36%
- 10Y*
- —
IDTM.L vs. VDST.L - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | |
|---|---|---|---|---|---|---|---|
IDTM.L iShares USD Treasury Bond 7-10yr UCITS ETF USD (Dist) | -1.67% | 7.33% | 1.12% | 2.88% | 116.97% | 187.86% | -1.20% |
VDST.L Vanguard U.S. Treasury 0-1 Year Bond UCITS ETF (USD) Accumulating | 1.46% | 4.26% | 5.24% | 4.98% | 0.95% | 0.01% | 0.03% |
Correlation
The correlation between IDTM.L and VDST.L is 0.19, which is low. Their price movements are largely independent, making them effective diversification partners.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.19 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.14 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.18 |
Correlation (All Time) Calculated using the full available price history since Sep 11, 2020 | 0.16 |
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Return for Risk
IDTM.L vs. VDST.L — Risk / Return Rank
IDTM.L
VDST.L
IDTM.L vs. VDST.L - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for iShares USD Treasury Bond 7-10yr UCITS ETF USD (Dist) (IDTM.L) and Vanguard U.S. Treasury 0-1 Year Bond UCITS ETF (USD) Accumulating (VDST.L). 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.
| IDTM.L | VDST.L | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -8.67 | ||
| Sortino ratioReturn per unit of downside risk | -21.21 | ||
| Omega ratioGain probability vs. loss probability | 1.11 | 4.88 | -3.77 |
| Calmar ratioReturn relative to maximum drawdown | 0.75 | 36.06 | -35.31 |
| Martin ratioReturn relative to average drawdown | 2.24 | 244.57 | -242.33 |
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
| IDTM.L | VDST.L | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 0.65 | 9.31 | -8.67 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.43 | 8.05 | -7.62 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 0.38 | — | — |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.32 | 7.83 | -7.51 |
Drawdowns
IDTM.L vs. VDST.L - Drawdown Comparison
The maximum IDTM.L drawdown since its inception was -13.21%, which is greater than VDST.L's maximum drawdown of -0.36%. Use the drawdown chart below to compare losses from any high point for IDTM.L and VDST.L.
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Drawdown Indicators
| IDTM.L | VDST.L | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -13.21% | -0.36% | -12.85% |
Max Drawdown (1Y)Largest decline over 1 year | -4.11% | -0.11% | -4.00% |
Max Drawdown (3Y)Largest decline over 3 years | -7.38% | -0.15% | -7.23% |
Max Drawdown (5Y)Largest decline over 5 years | -13.21% | -0.36% | -12.85% |
Max Drawdown (10Y)Largest decline over 10 years | -13.21% | — | — |
Current DrawdownCurrent decline from peak | -3.25% | 0.00% | -3.25% |
Average DrawdownAverage peak-to-trough decline | -4.31% | -0.03% | -4.28% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 1.38% | 0.02% | +1.36% |
Volatility
IDTM.L vs. VDST.L - Volatility Comparison
iShares USD Treasury Bond 7-10yr UCITS ETF USD (Dist) (IDTM.L) has a higher volatility of 1.96% compared to Vanguard U.S. Treasury 0-1 Year Bond UCITS ETF (USD) Accumulating (VDST.L) at 0.12%. This indicates that IDTM.L's price experiences larger fluctuations and is considered to be riskier than VDST.L based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| IDTM.L | VDST.L | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 1.96% | 0.12% | +1.84% |
Volatility (6M)Calculated over the trailing 6-month period | 3.50% | 0.33% | +3.17% |
Volatility (1Y)Calculated over the trailing 1-year period | 4.77% | 0.42% | +4.35% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 78.73% | 0.47% | +78.26% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 59.70% | 0.46% | +59.24% |
IDTM.L vs. VDST.L - Expense Ratio Comparison
IDTM.L has a 0.07% expense ratio, which is higher than VDST.L'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
IDTM.L vs. VDST.L - Dividend Comparison
IDTM.L's dividend yield for the trailing twelve months is around 3.26%, while VDST.L has not paid dividends to shareholders.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 |
|---|---|---|---|---|---|---|---|---|---|---|---|
IDTM.L iShares USD Treasury Bond 7-10yr UCITS ETF USD (Dist) | 3.26% | 3.11% | 5.23% | 2.48% | 66.26% | 84.42% | 1.24% | 1.92% | 1.82% | 1.49% | 1.45% |
VDST.L Vanguard U.S. Treasury 0-1 Year Bond UCITS ETF (USD) Accumulating | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
Frequently Asked Questions
IDTM.L and VDST.L have a correlation of 0.19, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
On fees, VDST.L is cheaper at 0.05% per year. The better choice depends on whether you care most about return, fees, risk, or income.
VDST.L is cheaper with a 0.05% expense ratio, compared with 0.07% for IDTM.L.
IDTM.L tracks ICE U.S. Treasury 7-10 Year Bond Index, while VDST.L tracks Bloomberg Short Treasury Index. They also come from different issuers: iShares and Vanguard. Their fees differ too: 0.07% for IDTM.L and 0.05% for VDST.L.
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