VTAPX vs. TRBUX
Compare and contrast key facts about Vanguard Short-Term Inflation-Protected Securities Index Fund Admiral Shares (VTAPX) and T. Rowe Price Ultra Short-Term Bond Fund (TRBUX).
VTAPX is managed by Vanguard. It was launched on Oct 16, 2012. TRBUX is managed by T. Rowe Price. It was launched on Dec 3, 2012.
Performance
VTAPX vs. TRBUX - Performance Comparison
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VTAPX vs. TRBUX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
VTAPX Vanguard Short-Term Inflation-Protected Securities Index Fund Admiral Shares | 0.97% | 6.03% | 4.73% | 4.59% | -2.84% | 5.26% | 4.97% | 4.85% | 0.53% | 0.82% |
TRBUX T. Rowe Price Ultra Short-Term Bond Fund | 0.65% | 8.98% | 6.48% | 6.99% | -1.28% | 0.22% | 3.11% | 3.60% | 1.88% | 1.83% |
Returns By Period
In the year-to-date period, VTAPX achieves a 0.97% return, which is significantly higher than TRBUX's 0.65% return. Over the past 10 years, VTAPX has underperformed TRBUX with an annualized return of 3.05%, while TRBUX has yielded a comparatively higher 3.34% annualized return.
VTAPX
- 1D
- 0.28%
- 1M
- 0.04%
- YTD
- 0.97%
- 6M
- 1.31%
- 1Y
- 3.86%
- 3Y*
- 4.67%
- 5Y*
- 3.48%
- 10Y*
- 3.05%
TRBUX
- 1D
- 0.00%
- 1M
- -0.39%
- YTD
- 0.65%
- 6M
- 3.19%
- 1Y
- 8.39%
- 3Y*
- 7.01%
- 5Y*
- 4.28%
- 10Y*
- 3.34%
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VTAPX vs. TRBUX - Expense Ratio Comparison
VTAPX has a 0.06% expense ratio, which is lower than TRBUX's 0.31% expense ratio.
Return for Risk
VTAPX vs. TRBUX — Risk / Return Rank
VTAPX
TRBUX
VTAPX vs. TRBUX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Vanguard Short-Term Inflation-Protected Securities Index Fund Admiral Shares (VTAPX) and T. Rowe Price Ultra Short-Term Bond Fund (TRBUX). 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.
| VTAPX | TRBUX | Difference | |
|---|---|---|---|
Sharpe ratioReturn per unit of total volatility | 2.28 | 4.54 | -2.26 |
Sortino ratioReturn per unit of downside risk | 3.41 | 14.92 | -11.51 |
Omega ratioGain probability vs. loss probability | 1.49 | 5.90 | -4.40 |
Calmar ratioReturn relative to maximum drawdown | 4.65 | 22.36 | -17.71 |
Martin ratioReturn relative to average drawdown | 14.74 | 69.43 | -54.69 |
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
| VTAPX | TRBUX | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 2.28 | 4.54 | -2.26 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 1.31 | 2.55 | -1.25 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 1.37 | 2.21 | -0.84 |
Sharpe Ratio (All Time)Calculated using the full available price history | 1.04 | 1.95 | -0.90 |
Correlation
The correlation between VTAPX and TRBUX is 0.20, which is considered to be low. This implies their price changes are not closely related. A low correlation is generally favorable for portfolio diversification, as it helps to reduce overall risk by spreading it across multiple assets with different performance patterns.
Dividends
VTAPX vs. TRBUX - Dividend Comparison
VTAPX's dividend yield for the trailing twelve months is around 3.55%, less than TRBUX's 8.06% yield.
| TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
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% |
TRBUX T. Rowe Price Ultra Short-Term Bond Fund | 8.06% | 8.17% | 5.05% | 4.48% | 1.53% | 1.21% | 1.86% | 2.73% | 2.47% | 1.62% | 1.18% | 0.81% |
Drawdowns
VTAPX vs. TRBUX - Drawdown Comparison
The maximum VTAPX drawdown since its inception was -5.33%, which is greater than TRBUX's maximum drawdown of -4.15%. Use the drawdown chart below to compare losses from any high point for VTAPX and TRBUX.
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Drawdown Indicators
| VTAPX | TRBUX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -5.33% | -4.15% | -1.18% |
Max Drawdown (1Y)Largest decline over 1 year | -0.92% | -0.39% | -0.53% |
Max Drawdown (5Y)Largest decline over 5 years | -5.33% | -2.68% | -2.65% |
Max Drawdown (10Y)Largest decline over 10 years | -5.33% | -4.15% | -1.18% |
Current DrawdownCurrent decline from peak | -0.28% | -0.39% | +0.11% |
Average DrawdownAverage peak-to-trough decline | -1.04% | -0.22% | -0.82% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 0.29% | 0.13% | +0.16% |
Volatility
VTAPX vs. TRBUX - Volatility Comparison
Vanguard Short-Term Inflation-Protected Securities Index Fund Admiral Shares (VTAPX) has a higher volatility of 0.59% compared to T. Rowe Price Ultra Short-Term Bond Fund (TRBUX) at 0.27%. This indicates that VTAPX's price experiences larger fluctuations and is considered to be riskier than TRBUX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| VTAPX | TRBUX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 0.59% | 0.27% | +0.32% |
Volatility (6M)Calculated over the trailing 6-month period | 0.96% | 1.32% | -0.36% |
Volatility (1Y)Calculated over the trailing 1-year period | 1.79% | 2.06% | -0.27% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 2.67% | 1.70% | +0.97% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 2.23% | 1.52% | +0.71% |