SBSTX vs. VIITX
SBSTX (Western Asset Short-Term Bond Fund) and VIITX (Vanguard Institutional Intermediate-Term Bond Fund) are both Short-Term Bond funds. Over the past 10 years, SBSTX returned 1.85%/yr vs 2.02%/yr for VIITX. Their 0.53 correlation means they have sometimes moved together and sometimes differently. SBSTX charges 0.71%/yr vs 0.02%/yr for VIITX.
Performance
SBSTX vs. VIITX - Performance Comparison
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Returns By Period
In the year-to-date period, SBSTX achieves a 0.39% return, which is significantly lower than VIITX's 0.43% return. Over the past 10 years, SBSTX has underperformed VIITX with an annualized return of 1.85%, while VIITX has yielded a comparatively higher 2.02% annualized return.
SBSTX
- 1D
- 0.00%
- 1M
- -0.27%
- 6M
- 0.05%
- YTD
- 0.39%
- 1Y
- 2.18%
- 3Y*
- 3.89%
- 5Y*
- 1.41%
- 10Y*
- 1.85%
- ALL TIME*
- 2.83%
VIITX
- 1D
- 0.09%
- 1M
- -0.33%
- 6M
- 0.11%
- YTD
- 0.43%
- 1Y
- 3.00%
- 3Y*
- 4.86%
- 5Y*
- 1.35%
- 10Y*
- 2.02%
- ALL TIME*
- 2.23%
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 |
SBSTX vs. VIITX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
SBSTX Western Asset Short-Term Bond Fund | 0.39% | 5.38% | 3.56% | 4.32% | -5.34% | -0.81% | 3.73% | 4.48% | 1.29% | 2.23% |
VIITX Vanguard Institutional Intermediate-Term Bond Fund | 0.43% | 7.23% | 3.67% | 5.31% | -7.99% | -1.02% | 6.17% | 6.44% | 0.87% | 2.00% |
Correlation
The correlation between SBSTX and VIITX is 0.56, which is moderate. They have sometimes moved together and sometimes differently, sharing some price drivers without tracking each other closely.
| Correlation | |
|---|---|
Correlation (1Y) Focuses on recent behavior, but can change the most. | 0.56 |
Correlation (3Y) Balances recent behavior with more history. | 0.58 |
Correlation (5Y) Shows whether the relationship held over a longer period. | 0.62 |
Correlation (10Y) Provides a long-term view across more market conditions. | 0.54 |
Correlation (All Time) Calculated using the full available price history since Nov 3, 2015 | 0.53 |
The correlation between SBSTX and VIITX has been stable across timeframes, ranging from 0.53 to 0.62 - a consistent structural relationship.
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Return for Risk
SBSTX vs. VIITX — Risk / Return Rank
SBSTX
VIITX
SBSTX vs. VIITX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Western Asset Short-Term Bond Fund (SBSTX) and Vanguard Institutional Intermediate-Term Bond Fund (VIITX). 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.
| SBSTX | VIITX | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -0.34 | ||
| Sortino ratioReturn per unit of downside risk | -0.32 | ||
| Omega ratioGain probability vs. loss probability | 1.32 | 1.27 | +0.05 |
| Calmar ratioReturn relative to maximum drawdown | 2.11 | 1.94 | +0.17 |
| Martin ratioReturn relative to average drawdown | 8.51 | 5.42 | +3.08 |
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Drawdowns
SBSTX vs. VIITX - Drawdown Comparison
The maximum SBSTX drawdown since its inception was -16.30%, which is greater than VIITX's maximum drawdown of -11.86%. Use the drawdown chart below to compare losses from any high point for SBSTX and VIITX.
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Drawdown Indicators
| SBSTX | VIITX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -16.30% | -11.86% | -4.44% |
Max Drawdown (1Y)Largest decline over 1 year | -1.34% | -1.89% | +0.55% |
Max Drawdown (3Y)Largest decline over 3 years | -1.34% | -2.89% | +1.55% |
Max Drawdown (5Y)Largest decline over 5 years | -8.15% | -11.86% | +3.71% |
Max Drawdown (10Y)Largest decline over 10 years | -8.19% | -11.86% | +3.67% |
Current DrawdownCurrent decline from peak | -0.27% | -1.00% | +0.73% |
Average DrawdownAverage peak-to-trough decline | -1.18% | -2.11% | +0.93% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 0.33% | 0.67% | -0.34% |
Volatility
SBSTX vs. VIITX - Volatility Comparison
Western Asset Short-Term Bond Fund (SBSTX) and Vanguard Institutional Intermediate-Term Bond Fund (VIITX) have volatilities of 0.74% and 0.71%, respectively, indicating that both stocks experience similar levels of price fluctuations. This suggests that the risk associated with both stocks, as measured by volatility, is nearly the same. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| SBSTX | VIITX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 0.74% | 0.71% | +0.03% |
Volatility (6M)Calculated over the trailing 6-month period | 2.08% | 2.03% | +0.05% |
Volatility (1Y)Calculated over the trailing 1-year period | 2.51% | 2.51% | 0.00% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 2.75% | 3.87% | -1.12% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 2.45% | 3.07% | -0.62% |
SBSTX vs. VIITX - Expense Ratio Comparison
SBSTX has a 0.71% expense ratio, which is higher than VIITX's 0.02% expense ratio.
Dividends
SBSTX vs. VIITX - Dividend Comparison
SBSTX's dividend yield for the trailing twelve months is around 3.55%, less than VIITX's 4.19% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
SBSTX Western Asset Short-Term Bond Fund | 3.55% | 4.14% | 3.22% | 2.82% | 1.75% | 1.24% | 2.11% | 2.56% | 2.33% | 1.69% | 1.57% | 1.28% |
VIITX Vanguard Institutional Intermediate-Term Bond Fund | 4.19% | 4.51% | 4.71% | 3.61% | 2.14% | 2.20% | 2.87% | 2.69% | 2.62% | 2.04% | 2.95% | 0.57% |
Frequently Asked Questions
SBSTX and VIITX have a correlation of 0.56, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
SBSTX has higher volatility (0.74%) compared to VIITX (0.71%). In terms of maximum drawdown, SBSTX dropped -16.30% vs VIITX's -11.86%.
VIITX currently has the higher Sharpe Ratio (1.47 vs 1.13), 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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