VFIUX vs. VUSUX
VFIUX (Vanguard Intermediate-Term Treasury Fund Admiral Shares) and VUSUX (Vanguard Long-Term Treasury Fund Admiral Shares) are both Government Bonds funds from Vanguard. Over the past 10 years, VFIUX returned 1.16%/yr vs -1.77%/yr for VUSUX. Their correlation of 0.87 means they have usually moved in the same direction. Both charge a 0.10% expense ratio.
Performance
VFIUX vs. VUSUX - Performance Comparison
Loading charts...
Returns By Period
In the year-to-date period, VFIUX achieves a -1.24% return, which is significantly higher than VUSUX's -3.72% return. Over the past 10 years, VFIUX has outperformed VUSUX with an annualized return of 1.16%, while VUSUX has yielded a comparatively lower -1.77% annualized return.
VFIUX
- 1D
- -0.20%
- 1M
- -1.02%
- 6M
- -0.98%
- YTD
- -1.24%
- 1Y
- 0.80%
- 3Y*
- 3.63%
- 5Y*
- -0.28%
- 10Y*
- 1.16%
- ALL TIME*
- 3.31%
VUSUX
- 1D
- -0.66%
- 1M
- -3.72%
- 6M
- -3.24%
- YTD
- -3.72%
- 1Y
- -1.95%
- 3Y*
- -0.61%
- 5Y*
- -7.10%
- 10Y*
- -1.77%
- ALL TIME*
- 3.61%
Liquidity Comparison
| Position | Avg. Volume Value (2W) | Avg. Volume Value (1M) | Avg. Volume Value (3M) |
|---|---|---|---|
| $0.00 | $0.00 | $0.00 | |
| $0.00 | $0.00 | $0.00 |
VFIUX vs. VUSUX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
VFIUX Vanguard Intermediate-Term Treasury Fund Admiral Shares | -1.24% | 7.65% | 1.49% | 3.85% | -10.34% | -2.30% | 8.31% | 6.40% | 1.11% | 1.67% |
VUSUX Vanguard Long-Term Treasury Fund Admiral Shares | -3.72% | 5.66% | -6.30% | 3.43% | -29.51% | -4.71% | 18.10% | 14.26% | -1.80% | 8.72% |
Correlation
The correlation between VFIUX and VUSUX is 0.82, meaning they have usually moved in the same direction, including during past declines.
| Correlation | |
|---|---|
Correlation (1Y) Focuses on recent behavior, but can change the most. | 0.82 |
Correlation (3Y) Balances recent behavior with more history. | 0.86 |
Correlation (5Y) Shows whether the relationship held over a longer period. | 0.85 |
Correlation (10Y) Provides a long-term view across more market conditions. | 0.84 |
Correlation (All Time) Calculated using the full available price history since Feb 12, 2001 | 0.87 |
The correlation between VFIUX and VUSUX has been stable across timeframes, ranging from 0.82 to 0.87 - a consistent structural relationship.
Compare stocks, funds, or ETFs
Search for stocks, ETFs, and funds for a quick comparison or use the comparison tool for more options.
Return for Risk
VFIUX vs. VUSUX — Risk / Return Rank
VFIUX
VUSUX
VFIUX vs. VUSUX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Vanguard Intermediate-Term Treasury Fund Admiral Shares (VFIUX) and Vanguard Long-Term Treasury Fund Admiral Shares (VUSUX). 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.
Values are calculated on a 1-year rolling basis and updated daily. Risk-adjusted metrics are more stable over longer periods — use the period switch above to explore them.
| VFIUX | VUSUX | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +0.55 | ||
| Sortino ratioReturn per unit of downside risk | +0.77 | ||
| Omega ratioGain probability vs. loss probability | 1.08 | 1.00 | +0.09 |
| Calmar ratioReturn relative to maximum drawdown | 0.57 | -0.08 | +0.65 |
| Martin ratioReturn relative to average drawdown | 1.29 | -0.18 | +1.46 |
Loading charts...
Drawdowns
VFIUX vs. VUSUX - Drawdown Comparison
The maximum VFIUX drawdown since its inception was -15.41%, smaller than the maximum VUSUX drawdown of -46.12%. Use the drawdown chart below to compare losses from any high point for VFIUX and VUSUX.
Loading charts...
Drawdown Indicators
| VFIUX | VUSUX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -15.41% | -46.12% | +30.71% |
Max Drawdown (1Y)Largest decline over 1 year | -3.19% | -7.42% | +4.23% |
Max Drawdown (3Y)Largest decline over 3 years | -4.71% | -13.56% | +8.85% |
Max Drawdown (5Y)Largest decline over 5 years | -14.58% | -41.34% | +26.76% |
Max Drawdown (10Y)Largest decline over 10 years | -15.41% | -46.12% | +30.71% |
Current DrawdownCurrent decline from peak | -2.93% | -38.37% | +35.44% |
Average DrawdownAverage peak-to-trough decline | -2.79% | -11.69% | +8.90% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 1.42% | 3.26% | -1.84% |
Volatility
VFIUX vs. VUSUX - Volatility Comparison
The current volatility for Vanguard Intermediate-Term Treasury Fund Admiral Shares (VFIUX) is 0.93%, while Vanguard Long-Term Treasury Fund Admiral Shares (VUSUX) has a volatility of 2.24%. This indicates that VFIUX experiences smaller price fluctuations and is considered to be less risky than VUSUX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
Loading charts...
Volatility by Period
| VFIUX | VUSUX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 0.93% | 2.24% | -1.31% |
Volatility (6M)Calculated over the trailing 6-month period | 3.00% | 6.41% | -3.41% |
Volatility (1Y)Calculated over the trailing 1-year period | 3.81% | 8.56% | -4.75% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 5.65% | 14.50% | -8.85% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 4.66% | 13.69% | -9.03% |
VFIUX vs. VUSUX - Expense Ratio Comparison
Both VFIUX and VUSUX have an expense ratio of 0.10%, making them cost-effective options compared to the broader market, where average expense ratios typically range from 0.3% to 0.9%.
Dividends
VFIUX vs. VUSUX - Dividend Comparison
VFIUX's dividend yield for the trailing twelve months is around 3.73%, less than VUSUX's 4.36% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
VFIUX Vanguard Intermediate-Term Treasury Fund Admiral Shares | 3.73% | 3.99% | 4.16% | 3.25% | 2.07% | 1.07% | 4.94% | 2.40% | 2.44% | 1.86% | 2.87% | 2.60% |
VUSUX Vanguard Long-Term Treasury Fund Admiral Shares | 4.36% | 4.39% | 4.15% | 3.43% | 3.05% | 4.46% | 10.28% | 2.92% | 2.91% | 2.74% | 5.38% | 5.62% |
Frequently Asked Questions
VFIUX and VUSUX have a correlation of 0.82, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
VUSUX has higher volatility (2.24%) compared to VFIUX (0.93%). In terms of maximum drawdown, VFIUX dropped -15.41% vs VUSUX's -46.12%.
VFIUX currently has the higher Sharpe Ratio (0.48 vs -0.07), meaning it's delivered slightly more return per unit of risk over the trailing 12 months. However, this ranking shifts over time - use the Risk/Return Score above for a more comprehensive view that combines Sharpe, Sortino, and other measures used by quantitative funds.
Find the right allocation for VFIUX and VUSUX
Add both to a portfolio and optimize allocations for your target — whether that's maximizing returns, minimizing drawdowns, or balancing risk across holdings.
Open Portfolio Optimizer