IDTL.L vs. PR1T.L
IDTL.L (iShares Treasury Bond 20+ UCITS) and PR1T.L (Amundi Prime US Treasury Bond 0-1 Y UCITS ETF DR USD (C)) are both Government Bonds funds - IDTL.L tracks the ICE U.S. Treasury 20+ Year Bond Index while PR1T.L tracks the Solactive US Treasury 0-1 Year Bond Index. Both are passively managed. Over the past 5 years, IDTL.L returned -6.07%/yr vs 3.24%/yr for PR1T.L. At a 0.19 correlation, their price movements are largely independent. IDTL.L charges 0.07%/yr vs 0.05%/yr for PR1T.L.
Performance
IDTL.L vs. PR1T.L - Performance Comparison
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Returns By Period
In the year-to-date period, IDTL.L achieves a -1.14% return, which is significantly lower than PR1T.L's 1.46% return.
IDTL.L
- 1D
- 0.36%
- 1M
- 0.66%
- YTD
- -1.14%
- 6M
- -1.07%
- 1Y
- 3.86%
- 3Y*
- -1.56%
- 5Y*
- -6.07%
- 10Y*
- -1.51%
PR1T.L
- 1D
- 0.06%
- 1M
- 0.28%
- YTD
- 1.46%
- 6M
- 1.75%
- 1Y
- 3.94%
- 3Y*
- 4.66%
- 5Y*
- 3.24%
- 10Y*
- —
IDTL.L vs. PR1T.L - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | |
|---|---|---|---|---|---|---|---|
IDTL.L iShares Treasury Bond 20+ UCITS | -1.14% | 4.67% | -7.18% | 2.22% | -30.42% | -4.71% | -3.51% |
PR1T.L Amundi Prime US Treasury Bond 0-1 Y UCITS ETF DR USD (C) | 1.46% | 4.22% | 5.20% | 4.83% | 0.61% | 0.09% | -0.07% |
Correlation
The correlation between IDTL.L and PR1T.L is 0.16, which is low. Their price movements are largely independent, making them effective diversification partners.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.16 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.14 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.20 |
Correlation (All Time) Calculated using the full available price history since Sep 23, 2020 | 0.19 |
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Return for Risk
IDTL.L vs. PR1T.L — Risk / Return Rank
IDTL.L
PR1T.L
IDTL.L vs. PR1T.L - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for iShares Treasury Bond 20+ UCITS (IDTL.L) and Amundi Prime US Treasury Bond 0-1 Y UCITS ETF DR USD (C) (PR1T.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.
| IDTL.L | PR1T.L | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -12.56 | ||
| Sortino ratioReturn per unit of downside risk | -35.78 | ||
| Omega ratioGain probability vs. loss probability | 1.07 | 9.54 | -8.47 |
| Calmar ratioReturn relative to maximum drawdown | 0.50 | 68.61 | -68.10 |
| Martin ratioReturn relative to average drawdown | 1.27 | 521.85 | -520.58 |
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
| IDTL.L | PR1T.L | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 0.39 | 12.95 | -12.56 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | -0.40 | 8.38 | -8.78 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | -0.10 | — | — |
Sharpe Ratio (All Time)Calculated using the full available price history | -0.08 | 7.41 | -7.49 |
Drawdowns
IDTL.L vs. PR1T.L - Drawdown Comparison
The maximum IDTL.L drawdown since its inception was -48.31%, which is greater than PR1T.L's maximum drawdown of -0.56%. Use the drawdown chart below to compare losses from any high point for IDTL.L and PR1T.L.
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Drawdown Indicators
| IDTL.L | PR1T.L | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -48.31% | -0.56% | -47.75% |
Max Drawdown (1Y)Largest decline over 1 year | -7.62% | -0.06% | -7.56% |
Max Drawdown (3Y)Largest decline over 3 years | -18.49% | -0.06% | -18.43% |
Max Drawdown (5Y)Largest decline over 5 years | -42.95% | -0.56% | -42.39% |
Max Drawdown (10Y)Largest decline over 10 years | -48.31% | — | — |
Current DrawdownCurrent decline from peak | -40.36% | 0.00% | -40.36% |
Average DrawdownAverage peak-to-trough decline | -20.41% | -0.05% | -20.36% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 3.03% | 0.01% | +3.02% |
Volatility
IDTL.L vs. PR1T.L - Volatility Comparison
iShares Treasury Bond 20+ UCITS (IDTL.L) has a higher volatility of 3.32% compared to Amundi Prime US Treasury Bond 0-1 Y UCITS ETF DR USD (C) (PR1T.L) at 0.09%. This indicates that IDTL.L's price experiences larger fluctuations and is considered to be riskier than PR1T.L based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| IDTL.L | PR1T.L | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 3.32% | 0.09% | +3.23% |
Volatility (6M)Calculated over the trailing 6-month period | 6.59% | 0.21% | +6.38% |
Volatility (1Y)Calculated over the trailing 1-year period | 9.89% | 0.30% | +9.59% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 14.99% | 0.39% | +14.60% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 14.61% | 0.38% | +14.23% |
IDTL.L vs. PR1T.L - Expense Ratio Comparison
IDTL.L has a 0.07% expense ratio, which is higher than PR1T.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
IDTL.L vs. PR1T.L - Dividend Comparison
IDTL.L's dividend yield for the trailing twelve months is around 4.36%, while PR1T.L has not paid dividends to shareholders.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
IDTL.L iShares Treasury Bond 20+ UCITS | 4.36% | 4.31% | 4.65% | 3.79% | 3.01% | 1.74% | 1.76% | 2.49% | 2.79% | 2.60% | 2.63% | 2.14% |
PR1T.L Amundi Prime US Treasury Bond 0-1 Y UCITS ETF DR USD (C) | 0.00% | 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
IDTL.L and PR1T.L have a correlation of 0.16, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
On fees, PR1T.L is cheaper at 0.05% per year. The better choice depends on whether you care most about return, fees, risk, or income.
PR1T.L is cheaper with a 0.05% expense ratio, compared with 0.07% for IDTL.L.
IDTL.L tracks ICE U.S. Treasury 20+ Year Bond Index, while PR1T.L tracks Solactive US Treasury 0-1 Year Bond Index. They also come from different issuers: iShares and Amundi. Their fees differ too: 0.07% for IDTL.L and 0.05% for PR1T.L.
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