VFIUX vs. VTAPX
VFIUX (Vanguard Intermediate-Term Treasury Fund Admiral Shares) and VTAPX (Vanguard Short-Term Inflation-Protected Securities Index Fund Admiral Shares) are both mutual funds - VFIUX is a Government Bonds fund managed by Vanguard, while VTAPX is a Inflation-Protected Bonds fund managed by Vanguard. Over the past 10 years, VFIUX returned 1.36%/yr vs 3.13%/yr for VTAPX. A 0.61 correlation means they provide meaningful diversification when combined. VFIUX charges 0.10%/yr vs 0.06%/yr for VTAPX.
Performance
VFIUX vs. VTAPX - Performance Comparison
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Returns By Period
In the year-to-date period, VFIUX achieves a -0.36% return, which is significantly lower than VTAPX's 2.05% return. Over the past 10 years, VFIUX has underperformed VTAPX with an annualized return of 1.36%, while VTAPX has yielded a comparatively higher 3.13% annualized return.
VFIUX
- 1D
- 0.00%
- 1M
- 0.04%
- YTD
- -0.36%
- 6M
- -0.43%
- 1Y
- 3.95%
- 3Y*
- 3.47%
- 5Y*
- 0.15%
- 10Y*
- 1.36%
VTAPX
- 1D
- 0.00%
- 1M
- 0.04%
- YTD
- 2.05%
- 6M
- 2.04%
- 1Y
- 4.69%
- 3Y*
- 5.23%
- 5Y*
- 3.38%
- 10Y*
- 3.13%
VFIUX vs. VTAPX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
VFIUX Vanguard Intermediate-Term Treasury Fund Admiral Shares | -0.36% | 7.65% | 1.49% | 3.85% | -10.34% | -2.30% | 8.31% | 6.40% | 1.11% | 1.67% |
VTAPX Vanguard Short-Term Inflation-Protected Securities Index Fund Admiral Shares | 2.05% | 6.03% | 4.73% | 4.59% | -2.84% | 5.26% | 4.97% | 4.85% | 0.53% | 0.82% |
Correlation
The correlation between VFIUX and VTAPX is 0.55, 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 | 0.55 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.70 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.65 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.61 |
Correlation (All Time) Calculated using the full available price history since Jan 3, 2013 | 0.61 |
The correlation between VFIUX and VTAPX shifts across timeframes, from 0.55 (1 year) to 0.70 (3 years), reflecting how their relationship changes across market environments.
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Return for Risk
VFIUX vs. VTAPX — Risk / Return Rank
VFIUX
VTAPX
VFIUX vs. VTAPX - 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 Short-Term Inflation-Protected Securities Index Fund Admiral Shares (VTAPX). 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.
| VFIUX | VTAPX | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -2.04 | ||
| Sortino ratioReturn per unit of downside risk | -3.50 | ||
| Omega ratioGain probability vs. loss probability | 1.17 | 1.65 | -0.47 |
| Calmar ratioReturn relative to maximum drawdown | 1.21 | 6.45 | -5.24 |
| Martin ratioReturn relative to average drawdown | 3.54 | 25.59 | -22.05 |
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
| VFIUX | VTAPX | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 1.00 | 3.03 | -2.04 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.03 | 1.27 | -1.24 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 0.29 | 1.41 | -1.12 |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.69 | 1.07 | -0.38 |
Drawdowns
VFIUX vs. VTAPX - Drawdown Comparison
The maximum VFIUX drawdown since its inception was -15.41%, which is greater than VTAPX's maximum drawdown of -5.33%. Use the drawdown chart below to compare losses from any high point for VFIUX and VTAPX.
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Drawdown Indicators
| VFIUX | VTAPX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -15.41% | -5.33% | -10.08% |
Max Drawdown (1Y)Largest decline over 1 year | -3.19% | -0.72% | -2.47% |
Max Drawdown (3Y)Largest decline over 3 years | -4.75% | -0.92% | -3.83% |
Max Drawdown (5Y)Largest decline over 5 years | -14.88% | -5.33% | -9.55% |
Max Drawdown (10Y)Largest decline over 10 years | -15.41% | -5.33% | -10.08% |
Current DrawdownCurrent decline from peak | -2.07% | -0.04% | -2.03% |
Average DrawdownAverage peak-to-trough decline | -2.80% | -1.03% | -1.77% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 1.09% | 0.18% | +0.91% |
Volatility
VFIUX vs. VTAPX - Volatility Comparison
Vanguard Intermediate-Term Treasury Fund Admiral Shares (VFIUX) has a higher volatility of 1.27% compared to Vanguard Short-Term Inflation-Protected Securities Index Fund Admiral Shares (VTAPX) at 0.57%. This indicates that VFIUX's price experiences larger fluctuations and is considered to be riskier than VTAPX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| VFIUX | VTAPX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 1.27% | 0.57% | +0.70% |
Volatility (6M)Calculated over the trailing 6-month period | 2.76% | 1.11% | +1.65% |
Volatility (1Y)Calculated over the trailing 1-year period | 3.89% | 1.52% | +2.37% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 5.63% | 2.67% | +2.96% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 4.67% | 2.23% | +2.44% |
VFIUX vs. VTAPX - Expense Ratio Comparison
VFIUX has a 0.10% expense ratio, which is higher than VTAPX's 0.06% 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
VFIUX vs. VTAPX - Dividend Comparison
VFIUX's dividend yield for the trailing twelve months is around 4.03%, more than VTAPX's 3.55% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
VFIUX Vanguard Intermediate-Term Treasury Fund Admiral Shares | 4.03% | 3.99% | 4.16% | 3.25% | 2.07% | 1.07% | 4.94% | 2.40% | 2.44% | 1.86% | 2.87% | 2.60% |
VTAPX Vanguard Short-Term Inflation-Protected Securities Index Fund Admiral Shares | 3.55% | 3.78% | 2.68% | 2.84% | 6.82% | 4.67% | 1.19% | 1.94% | 2.45% | 1.52% | 0.76% | 0.00% |
Frequently Asked Questions
VFIUX and VTAPX have a correlation of 0.55, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
VFIUX has higher volatility (1.27%) compared to VTAPX (0.57%). In terms of maximum drawdown, VFIUX dropped -15.41% vs VTAPX's -5.33%.
VTAPX currently has the higher Sharpe Ratio (3.03 vs 1.00), 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.
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