PRIT.L vs. VDTY.L

Last updated Apr 1, 2026

Compare and contrast key facts about Amundi Prime US Treasury UCITS ETF DR (D) (PRIT.L) and Vanguard USD Treasury Bond UCITS ETF (VDTY.L).

PRIT.L and VDTY.L are both exchange-traded funds (ETFs), meaning they are traded on stock exchanges and can be bought and sold throughout the day. PRIT.L is a passively managed fund by Amundi that tracks the performance of the Bloomberg US Government TR USD. It was launched on Feb 5, 2019. VDTY.L is a passively managed fund by Vanguard that tracks the performance of the Bloomberg US Treasury Float Adjusted Index. It was launched on Mar 4, 2025. Both PRIT.L and VDTY.L are passive ETFs, meaning that they are not actively managed but aim to replicate the performance of the underlying index as closely as possible.

Performance

PRIT.L vs. VDTY.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 Vanguard USD Treasury Bond UCITS ETF (VDTY.L). The values are adjusted to include any dividend payments, if applicable.

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

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019
PRIT.L Amundi Prime US Treasury UCITS ETF DR (D)	1.67%	-1.06%	2.57%	-1.73%	-1.79%	-0.98%	4.03%	5.36%
VDTY.L Vanguard USD Treasury Bond UCITS ETF	1.59%	-1.31%	2.87%	-1.42%	-1.90%	-1.48%	4.52%	6.21%

Different Trading Currencies

PRIT.L is traded in GBp, while VDTY.L is traded in USD. To make them comparable, the VDTY.L values have been converted to GBp using the latest available exchange rates.

Returns By Period

The year-to-date returns for both stocks are quite close, with PRIT.L having a 1.67% return and VDTY.L slightly lower at 1.59%.

PRIT.L

• 1D: -0.09%
• 1M: 0.15%
• YTD: 1.67%
• 6M: 2.52%
• 1Y: 0.98%
• 3Y*: 0.45%
• 5Y*: 0.74%
• 10Y*: —

VDTY.L

• 1D: -0.25%
• 1M: 0.21%
• YTD: 1.59%
• 6M: 2.47%
• 1Y: 0.82%
• 3Y*: 0.33%
• 5Y*: 0.69%
• 10Y*: 1.72%

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

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

Both PRIT.L and VDTY.L have an expense ratio of 0.05%, making them cost-effective options compared to the broader market, where average expense ratios typically range from 0.3% to 0.9%.

PRIT.L

Amundi Prime US Treasury UCITS ETF DR (D)

VDTY.L

Vanguard USD Treasury Bond UCITS ETF

Return for Risk

PRIT.L vs. VDTY.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: 13
PRIT.L Sharpe Ratio Rank: 15
PRIT.L Sortino Ratio Rank: 13
PRIT.L Omega Ratio Rank: 13
PRIT.L Calmar Ratio Rank: 14
PRIT.L Martin Ratio Rank: 13

VDTY.L

VDTY.L Risk / Return Rank: 34
VDTY.L Sharpe Ratio Rank: 39
VDTY.L Sortino Ratio Rank: 36
VDTY.L Omega Ratio Rank: 33
VDTY.L Calmar Ratio Rank: 34
VDTY.L Martin Ratio Rank: 28

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. VDTY.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 Vanguard USD Treasury Bond UCITS ETF (VDTY.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	VDTY.L	Difference
Sharpe ratio Return per unit of total volatility	0.14	0.11	+0.03
Sortino ratio Return per unit of downside risk	0.24	0.20	+0.04
Omega ratio Gain probability vs. loss probability	1.03	1.03	0.00
Calmar ratio Return relative to maximum drawdown	0.08	0.07	+0.01
Martin ratio Return relative to average drawdown	0.14	0.12	+0.02
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. VDTY.L - Sharpe Ratio Comparison

The current PRIT.L Sharpe Ratio is 0.14, which is comparable to the VDTY.L Sharpe Ratio of 0.11. The chart below compares the historical Sharpe Ratios of PRIT.L and VDTY.L, offering insights into how both investments have performed under varying market conditions. These values are calculated using daily returns over the previous 12 months.

Sharpe Ratios by Period

	PRIT.L	VDTY.L	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	0.14	0.11	+0.03
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.08	0.08	+0.01
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	—	0.17	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.12	0.15	-0.03

Correlation

The correlation between PRIT.L and VDTY.L is 0.84, which is considered to be high. That indicates a strong positive relationship between their price movements. Having highly-correlated positions in a portfolio may signal a lack of diversification, potentially leading to increased risk during market downturns.

Dividends

PRIT.L vs. VDTY.L - Dividend Comparison

PRIT.L's dividend yield for the trailing twelve months is around 3.17%, less than VDTY.L's 4.24% yield.

	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016
PRIT.L Amundi Prime US Treasury UCITS ETF DR (D)	3.17%	3.22%	2.79%	2.34%	1.87%	1.74%	2.11%	0.00%	0.00%	0.00%	0.00%
VDTY.L Vanguard USD Treasury Bond UCITS ETF	4.24%	4.29%	4.31%	3.40%	2.09%	1.21%	1.54%	2.34%	2.33%	1.57%	0.99%

Drawdowns

PRIT.L vs. VDTY.L - Drawdown Comparison

The maximum PRIT.L drawdown since its inception was -20.06%, smaller than the maximum VDTY.L drawdown of -22.88%. Use the drawdown chart below to compare losses from any high point for PRIT.L and VDTY.L.

Drawdown Indicators

	PRIT.L	VDTY.L	Difference
Max Drawdown Largest peak-to-trough decline	-20.06%	-18.99%	-1.07%
Max Drawdown (1Y) Largest decline over 1 year	-7.41%	-3.23%	-4.18%
Max Drawdown (5Y) Largest decline over 5 years	-16.09%	-16.60%	+0.51%
Max Drawdown (10Y) Largest decline over 10 years	—	-18.99%	—
Current Drawdown Current decline from peak	-13.40%	-6.83%	-6.57%
Average Drawdown Average peak-to-trough decline	-12.47%	-6.61%	-5.86%
Ulcer Index Depth and duration of drawdowns from previous peaks	4.30%	1.24%	+3.06%

Volatility

PRIT.L vs. VDTY.L - Volatility Comparison

The current volatility for Amundi Prime US Treasury UCITS ETF DR (D) (PRIT.L) is 2.01%, while Vanguard USD Treasury Bond UCITS ETF (VDTY.L) has a volatility of 2.60%. This indicates that PRIT.L experiences smaller price fluctuations and is considered to be less risky than VDTY.L based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	PRIT.L	VDTY.L	Difference
Volatility (1M) Calculated over the trailing 1-month period	2.01%	2.60%	-0.59%
Volatility (6M) Calculated over the trailing 6-month period	4.44%	5.00%	-0.56%
Volatility (1Y) Calculated over the trailing 1-year period	7.12%	7.65%	-0.53%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	8.93%	9.01%	-0.08%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	9.40%	10.22%	-0.82%