VEDTX vs. VSBSX
VEDTX (Vanguard Extended Duration Treasury Index Fund) and VSBSX (Vanguard Short-Term Treasury Index Fund Admiral Shares) are both Government Bonds funds from Vanguard. Over the past 10 years, VEDTX returned -4.45%/yr vs 1.76%/yr for VSBSX. Their 0.54 correlation means they have sometimes moved together and sometimes differently. Both charge a 0.06% expense ratio.
Performance
VEDTX vs. VSBSX - Performance Comparison
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Returns By Period
In the year-to-date period, VEDTX achieves a -6.16% return, which is significantly lower than VSBSX's 0.81% return. Over the past 10 years, VEDTX has underperformed VSBSX with an annualized return of -4.45%, while VSBSX has yielded a comparatively higher 1.76% annualized return.
VEDTX
- 1D
- 0.45%
- 1M
- -6.26%
- 6M
- -5.44%
- YTD
- -6.16%
- 1Y
- -5.84%
- 3Y*
- -4.61%
- 5Y*
- -12.86%
- 10Y*
- -4.45%
- ALL TIME*
- 2.08%
VSBSX
- 1D
- 0.05%
- 1M
- 0.16%
- 6M
- 0.65%
- YTD
- 0.81%
- 1Y
- 2.61%
- 3Y*
- 4.32%
- 5Y*
- 1.92%
- 10Y*
- 1.76%
- ALL TIME*
- 1.41%
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 |
VEDTX vs. VSBSX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
VEDTX Vanguard Extended Duration Treasury Index Fund | -6.16% | 1.34% | -13.35% | 2.15% | -39.40% | -6.52% | 24.20% | 19.16% | -3.50% | 12.69% |
VSBSX Vanguard Short-Term Treasury Index Fund Admiral Shares | 0.81% | 5.08% | 4.39% | 4.23% | -3.87% | -0.69% | 3.09% | 3.51% | 1.52% | 0.35% |
Correlation
The correlation between VEDTX and VSBSX is 0.52, 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. | 0.52 |
Correlation (3Y) Balances recent behavior with more history. | 0.57 |
Correlation (5Y) Shows whether the relationship held over a longer period. | 0.57 |
Correlation (10Y) Provides a long-term view across more market conditions. | 0.55 |
Correlation (All Time) Calculated using the full available price history since Nov 23, 2009 | 0.54 |
The correlation between VEDTX and VSBSX has been stable across timeframes, ranging from 0.52 to 0.57 - a consistent structural relationship.
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Return for Risk
VEDTX vs. VSBSX — Risk / Return Rank
VEDTX
VSBSX
VEDTX vs. VSBSX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Vanguard Extended Duration Treasury Index Fund (VEDTX) and Vanguard Short-Term Treasury Index Fund Admiral Shares (VSBSX). 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.
| VEDTX | VSBSX | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -2.58 | ||
| Sortino ratioReturn per unit of downside risk | -3.74 | ||
| Omega ratioGain probability vs. loss probability | 0.95 | 1.43 | -0.48 |
| Calmar ratioReturn relative to maximum drawdown | -0.42 | 3.20 | -3.62 |
| Martin ratioReturn relative to average drawdown | -0.87 | 12.75 | -13.62 |
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Drawdowns
VEDTX vs. VSBSX - Drawdown Comparison
The maximum VEDTX drawdown since its inception was -60.00%, which is greater than VSBSX's maximum drawdown of -5.77%. Use the drawdown chart below to compare losses from any high point for VEDTX and VSBSX.
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Drawdown Indicators
| VEDTX | VSBSX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -60.00% | -5.77% | -54.23% |
Max Drawdown (1Y)Largest decline over 1 year | -13.12% | -0.84% | -12.28% |
Max Drawdown (3Y)Largest decline over 3 years | -22.83% | -0.84% | -21.99% |
Max Drawdown (5Y)Largest decline over 5 years | -55.15% | -5.72% | -49.43% |
Max Drawdown (10Y)Largest decline over 10 years | -60.00% | -5.77% | -54.23% |
Current DrawdownCurrent decline from peak | -56.86% | 0.00% | -56.86% |
Average DrawdownAverage peak-to-trough decline | -23.76% | -0.59% | -23.17% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 6.29% | 0.21% | +6.08% |
Volatility
VEDTX vs. VSBSX - Volatility Comparison
Vanguard Extended Duration Treasury Index Fund (VEDTX) has a higher volatility of 4.07% compared to Vanguard Short-Term Treasury Index Fund Admiral Shares (VSBSX) at 0.36%. This indicates that VEDTX's price experiences larger fluctuations and is considered to be riskier than VSBSX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| VEDTX | VSBSX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 4.07% | 0.36% | +3.71% |
Volatility (6M)Calculated over the trailing 6-month period | 10.30% | 0.99% | +9.31% |
Volatility (1Y)Calculated over the trailing 1-year period | 14.13% | 1.22% | +12.91% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 21.78% | 1.96% | +19.82% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 20.03% | 1.54% | +18.49% |
VEDTX vs. VSBSX - Expense Ratio Comparison
Both VEDTX and VSBSX have an expense ratio of 0.06%, making them cost-effective options compared to the broader market, where average expense ratios typically range from 0.3% to 0.9%.
Dividends
VEDTX vs. VSBSX - Dividend Comparison
VEDTX's dividend yield for the trailing twelve months is around 5.45%, more than VSBSX's 3.80% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
VEDTX Vanguard Extended Duration Treasury Index Fund | 5.45% | 4.94% | 4.68% | 3.55% | 3.30% | 1.96% | 5.56% | 3.53% | 2.94% | 2.23% | 5.34% | 4.28% |
VSBSX Vanguard Short-Term Treasury Index Fund Admiral Shares | 3.80% | 3.98% | 4.50% | 3.29% | 1.12% | 0.63% | 1.72% | 2.26% | 1.80% | 1.10% | 0.76% | 0.71% |
Frequently Asked Questions
VEDTX and VSBSX have a correlation of 0.52, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
VEDTX has higher volatility (4.07%) compared to VSBSX (0.36%). In terms of maximum drawdown, VEDTX dropped -60.00% vs VSBSX's -5.77%.
VSBSX currently has the higher Sharpe Ratio (2.19 vs -0.39), 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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