U10C.L vs. VUSTX

Last updated Jun 5, 2026

U10C.L (Amundi US Treasury Bond 10+Y UCITS ETF Acc) and VUSTX (Vanguard Long-Term Treasury Fund Investor Shares) are both Government Bonds funds. Over the past 3 years, U10C.L returned -0.64%/yr vs -0.60%/yr for VUSTX. A 0.74 correlation means they provide meaningful diversification when combined. U10C.L charges 0.06%/yr vs 0.20%/yr for VUSTX.

Performance

U10C.L vs. VUSTX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Amundi US Treasury Bond 10+Y UCITS ETF Acc (U10C.L) and Vanguard Long-Term Treasury Fund Investor Shares (VUSTX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, U10C.L achieves a -1.06% return, which is significantly lower than VUSTX's -0.44% return.

U10C.L

• 1D: 0.35%
• 1M: 0.63%
• YTD: -1.06%
• 6M: -0.98%
• 1Y: 4.22%
• 3Y*: -0.64%
• 5Y*: —
• 10Y*: —

VUSTX

• 1D: -0.38%
• 1M: 0.26%
• YTD: -0.44%
• 6M: -1.06%
• 1Y: 3.95%
• 3Y*: -0.60%
• 5Y*: -5.34%
• 10Y*: -1.14%

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

U10C.L vs. VUSTX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021
U10C.L Amundi US Treasury Bond 10+Y UCITS ETF Acc	-1.06%	5.51%	-5.71%	2.61%	-28.28%	-1.82%
VUSTX Vanguard Long-Term Treasury Fund Investor Shares	-0.44%	5.55%	-6.41%	3.33%	-29.58%	-0.77%

Correlation

The correlation between U10C.L and VUSTX is 0.73, 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	0.73
Correlation (3Y) Calculated over the trailing 3-year period	0.77
Correlation (All Time) Calculated using the full available price history since Sep 17, 2021	0.74

The correlation between U10C.L and VUSTX has been stable across timeframes, ranging from 0.73 to 0.77 - a consistent structural relationship.

Return for Risk

U10C.L vs. VUSTX — Risk / Return Rank

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

U10C.L

U10C.L Risk / Return Rank: 16
U10C.L Sharpe Ratio Rank: 17
U10C.L Sortino Ratio Rank: 16
U10C.L Omega Ratio Rank: 15
U10C.L Calmar Ratio Rank: 17
U10C.L Martin Ratio Rank: 17

VUSTX

VUSTX Risk / Return Rank: 7
VUSTX Sharpe Ratio Rank: 7
VUSTX Sortino Ratio Rank: 7
VUSTX Omega Ratio Rank: 7
VUSTX Calmar Ratio Rank: 8
VUSTX Martin Ratio Rank: 7

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.

U10C.L vs. VUSTX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Amundi US Treasury Bond 10+Y UCITS ETF Acc (U10C.L) and Vanguard Long-Term Treasury Fund Investor Shares (VUSTX). 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.

	U10C.L	VUSTX	Difference
Sharpe ratio: Return per unit of total volatility	0.48	0.60	-0.12
Sortino ratio: Return per unit of downside risk	0.75	0.91	-0.16
Omega ratio: Gain probability vs. loss probability	1.08	1.11	-0.02
Calmar ratio: Return relative to maximum drawdown	0.60	0.76	-0.16
Martin ratio: Return relative to average drawdown	1.59	1.99	-0.40
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

U10C.L vs. VUSTX - Sharpe Ratio Comparison

The current U10C.L Sharpe Ratio is 0.48, which is comparable to the VUSTX Sharpe Ratio of 0.60. The chart below compares the historical Sharpe Ratios of U10C.L and VUSTX, 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

	U10C.L	VUSTX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	0.48	0.60	-0.12
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	—	-0.37	—
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	—	-0.08	—
Sharpe Ratio (All Time) Calculated using the full available price history	-0.50	0.44	-0.94

Drawdowns

U10C.L vs. VUSTX - Drawdown Comparison

The maximum U10C.L drawdown since its inception was -40.18%, smaller than the maximum VUSTX drawdown of -46.37%. Use the drawdown chart below to compare losses from any high point for U10C.L and VUSTX.

Drawdown Indicators

	U10C.L	VUSTX	Difference
Max Drawdown Largest peak-to-trough decline	-40.18%	-46.37%	+6.19%
Max Drawdown (1Y) Largest decline over 1 year	-6.99%	-7.19%	+0.20%
Max Drawdown (3Y) Largest decline over 3 years	-17.05%	-17.70%	+0.65%
Max Drawdown (5Y) Largest decline over 5 years	—	-41.45%	—
Max Drawdown (10Y) Largest decline over 10 years	—	-46.37%	—
Current Drawdown Current decline from peak	-30.22%	-36.70%	+6.48%
Average Drawdown Average peak-to-trough decline	-27.31%	-9.35%	-17.96%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.65%	2.73%	-0.08%

Volatility

U10C.L vs. VUSTX - Volatility Comparison

Amundi US Treasury Bond 10+Y UCITS ETF Acc (U10C.L) has a higher volatility of 3.14% compared to Vanguard Long-Term Treasury Fund Investor Shares (VUSTX) at 2.63%. This indicates that U10C.L's price experiences larger fluctuations and is considered to be riskier than VUSTX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	U10C.L	VUSTX	Difference
Volatility (1M) Calculated over the trailing 1-month period	3.14%	2.63%	+0.51%
Volatility (6M) Calculated over the trailing 6-month period	6.07%	6.06%	+0.01%
Volatility (1Y) Calculated over the trailing 1-year period	8.82%	9.06%	-0.24%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	13.98%	14.62%	-0.64%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	13.98%	13.76%	+0.22%

U10C.L vs. VUSTX - Expense Ratio Comparison

U10C.L has a 0.06% expense ratio, which is lower than VUSTX's 0.20% 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

U10C.L vs. VUSTX - Dividend Comparison

U10C.L has not paid dividends to shareholders, while VUSTX's dividend yield for the trailing twelve months is around 4.48%.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
U10C.L Amundi US Treasury Bond 10+Y UCITS ETF Acc	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%
VUSTX Vanguard Long-Term Treasury Fund Investor Shares	4.48%	4.29%	4.03%	3.33%	2.93%	4.21%	10.38%	2.82%	2.82%	2.64%	5.27%	5.52%

Frequently Asked Questions

Can I hold both U10C.L and VUSTX in my portfolio?

U10C.L and VUSTX have a correlation of 0.73, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.