PRIT.L vs. IBTL.L

Last updated Jun 4, 2026

PRIT.L (Amundi Prime US Treasury UCITS ETF DR (D)) and IBTL.L (iShares USD Treasury Bond 20+yr UCITS ETF (Dist)) are both Government Bonds funds - PRIT.L tracks the Solactive US Treasury Bond Index while IBTL.L tracks the ICE U.S. Treasury 20+ Year Bond Index. Both are passively managed. Over the past 5 years, PRIT.L returned 0.68%/yr vs -5.14%/yr for IBTL.L. A 0.79 correlation means they provide meaningful diversification when combined. PRIT.L charges 0.05%/yr vs 0.07%/yr for IBTL.L.

Performance

PRIT.L vs. IBTL.L - Performance Comparison

The chart below illustrates the hypothetical performance of a £10,000 investment in Amundi Prime US Treasury UCITS ETF DR (D) (PRIT.L) and iShares USD Treasury Bond 20+yr UCITS ETF (Dist) (IBTL.L). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, PRIT.L achieves a -0.24% return, which is significantly higher than IBTL.L's -1.02% return.

PRIT.L

• 1D: 0.02%
• 1M: 1.17%
• YTD: -0.24%
• 6M: -0.95%
• 1Y: 4.33%
• 3Y*: 0.28%
• 5Y*: 0.68%
• 10Y*: —

IBTL.L

• 1D: -0.23%
• 1M: 1.40%
• YTD: -1.02%
• 6M: -2.44%
• 1Y: 5.37%
• 3Y*: -4.19%
• 5Y*: -5.14%
• 10Y*: -0.81%

*Multi-year figures are annualized to reflect compound growth (CAGR)

PRIT.L vs. IBTL.L - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019
PRIT.L Amundi Prime US Treasury UCITS ETF DR (D)	-0.24%	-1.06%	2.57%	-1.73%	-1.79%	-0.98%	4.03%	5.36%
IBTL.L iShares USD Treasury Bond 20+yr UCITS ETF (Dist)	-1.02%	-2.80%	-5.50%	-3.62%	-22.17%	-3.32%	13.07%	15.81%

Correlation

The correlation between PRIT.L and IBTL.L is 0.72, which is moderate. They share some common price drivers but move independently often enough to provide real diversification benefit when combined.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.72
Correlation (3Y) Calculated over the trailing 3-year period	0.74
Correlation (5Y) Calculated over the trailing 5-year period	0.77
Correlation (All Time) Calculated using the full available price history since Mar 15, 2019	0.79

The correlation between PRIT.L and IBTL.L has been stable across timeframes, ranging from 0.72 to 0.79 - a consistent structural relationship.

Return for Risk

PRIT.L vs. IBTL.L — Risk / Return Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.

PRIT.L

PRIT.L Risk / Return Rank: 20
PRIT.L Sharpe Ratio Rank: 22
PRIT.L Sortino Ratio Rank: 21
PRIT.L Omega Ratio Rank: 20
PRIT.L Calmar Ratio Rank: 20
PRIT.L Martin Ratio Rank: 18

IBTL.L

IBTL.L Risk / Return Rank: 17
IBTL.L Sharpe Ratio Rank: 18
IBTL.L Sortino Ratio Rank: 17
IBTL.L Omega Ratio Rank: 16
IBTL.L Calmar Ratio Rank: 17
IBTL.L Martin Ratio Rank: 16

The rank (0–100) shows how this investment's returns compare to the risk taken. Higher = better. Based on the past 12 months of data, combining Sharpe, Sortino, and other metrics used by quantitative funds and institutional investors.

PRIT.L vs. IBTL.L - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Amundi Prime US Treasury UCITS ETF DR (D) (PRIT.L) and iShares USD Treasury Bond 20+yr UCITS ETF (Dist) (IBTL.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.

	PRIT.L	IBTL.L	Difference
Sharpe ratio: Return per unit of total volatility	0.71	0.56	+0.15
Sortino ratio: Return per unit of downside risk	1.09	0.89	+0.20
Omega ratio: Gain probability vs. loss probability	1.12	1.10	+0.03
Calmar ratio: Return relative to maximum drawdown	0.83	0.65	+0.18
Martin ratio: Return relative to average drawdown	1.98	1.41	+0.57
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

PRIT.L vs. IBTL.L - Sharpe Ratio Comparison

The current PRIT.L Sharpe Ratio is 0.71, which is comparable to the IBTL.L Sharpe Ratio of 0.56. The chart below compares the historical Sharpe Ratios of PRIT.L and IBTL.L, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Sharpe Ratios by Period

	PRIT.L	IBTL.L	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	0.71	0.56	+0.15
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.08	-0.33	+0.41
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	—	-0.05	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.09	-0.03	+0.12

Drawdowns

PRIT.L vs. IBTL.L - Drawdown Comparison

The maximum PRIT.L drawdown since its inception was -20.06%, smaller than the maximum IBTL.L drawdown of -48.85%. Use the drawdown chart below to compare losses from any high point for PRIT.L and IBTL.L.

Drawdown Indicators

	PRIT.L	IBTL.L	Difference
Max Drawdown Largest peak-to-trough decline	-20.06%	-48.85%	+28.79%
Max Drawdown (1Y) Largest decline over 1 year	-5.19%	-8.25%	+3.06%
Max Drawdown (3Y) Largest decline over 3 years	-8.33%	-17.70%	+9.37%
Max Drawdown (5Y) Largest decline over 5 years	-16.09%	-39.35%	+23.26%
Max Drawdown (10Y) Largest decline over 10 years	—	-48.85%	—
Current Drawdown Current decline from peak	-15.03%	-45.46%	+30.43%
Average Drawdown Average peak-to-trough decline	-12.54%	-23.74%	+11.20%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.19%	3.80%	-1.61%

Volatility

PRIT.L vs. IBTL.L - Volatility Comparison

The current volatility for Amundi Prime US Treasury UCITS ETF DR (D) (PRIT.L) is 1.52%, while iShares USD Treasury Bond 20+yr UCITS ETF (Dist) (IBTL.L) has a volatility of 2.42%. This indicates that PRIT.L experiences smaller price fluctuations and is considered to be less risky than IBTL.L based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	PRIT.L	IBTL.L	Difference
Volatility (1M) Calculated over the trailing 1-month period	1.52%	2.42%	-0.90%
Volatility (6M) Calculated over the trailing 6-month period	4.44%	6.55%	-2.11%
Volatility (1Y) Calculated over the trailing 1-year period	6.04%	9.53%	-3.49%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	8.89%	15.48%	-6.59%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	9.33%	16.54%	-7.21%

PRIT.L vs. IBTL.L - Expense Ratio Comparison

PRIT.L has a 0.05% expense ratio, which is lower than IBTL.L's 0.07% expense ratio. Despite the difference, both funds are considered low-cost compared to the broader market, where average expense ratios usually range from 0.3% to 0.9%.

Dividends

PRIT.L vs. IBTL.L - Dividend Comparison

PRIT.L's dividend yield for the trailing twelve months is around 3.23%, less than IBTL.L's 4.36% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
IBTL.L iShares USD Treasury Bond 20+yr UCITS ETF (Dist)	4.36%	4.32%	4.59%	3.78%	2.96%	1.72%	1.86%	2.54%	2.75%	2.66%	2.44%	2.07%
PRIT.L Amundi Prime US Treasury UCITS ETF DR (D)	3.23%	3.22%	2.79%	2.34%	1.87%	1.74%	2.11%	0.00%	0.00%	0.00%	0.00%	0.00%

Frequently Asked Questions

Can I hold both PRIT.L and IBTL.L in my portfolio?

PRIT.L and IBTL.L have a correlation of 0.72, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which ETF is better, PRIT.L or IBTL.L?

On fees, PRIT.L is cheaper at 0.05% per year. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF is cheaper, PRIT.L or IBTL.L?

PRIT.L is cheaper with a 0.05% expense ratio, compared with 0.07% for IBTL.L.

What is the main difference between PRIT.L and IBTL.L?

PRIT.L tracks Solactive US Treasury Bond Index, while IBTL.L tracks ICE U.S. Treasury 20+ Year Bond Index. They also come from different issuers: Amundi and iShares. Their fees differ too: 0.05% for PRIT.L and 0.07% for IBTL.L.