VSIAX vs. VLGSX
VSIAX (Vanguard Small-Cap Value Index Fund Admiral Shares) and VLGSX (Vanguard Long-Term Treasury Index Fund Admiral Shares) are both mutual funds - VSIAX is a Small Cap Value Equities fund managed by Vanguard, while VLGSX is a Government Bonds fund managed by Vanguard. Over the past 10 years, VSIAX returned 10.56%/yr vs -1.06%/yr for VLGSX. At a correlation of -0.22, they often move in opposite directions. Both charge a 0.07% expense ratio.
Performance
VSIAX vs. VLGSX - Performance Comparison
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Returns By Period
In the year-to-date period, VSIAX achieves a 12.06% return, which is significantly higher than VLGSX's -0.22% return. Over the past 10 years, VSIAX has outperformed VLGSX with an annualized return of 10.56%, while VLGSX has yielded a comparatively lower -1.06% annualized return.
VSIAX
- 1D
- 0.86%
- 1M
- 2.83%
- YTD
- 12.06%
- 6M
- 12.39%
- 1Y
- 26.25%
- 3Y*
- 16.60%
- 5Y*
- 8.06%
- 10Y*
- 10.56%
VLGSX
- 1D
- 0.16%
- 1M
- 1.10%
- YTD
- -0.22%
- 6M
- -1.36%
- 1Y
- 5.60%
- 3Y*
- -0.48%
- 5Y*
- -4.95%
- 10Y*
- -1.06%
VSIAX vs. VLGSX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
VSIAX Vanguard Small-Cap Value Index Fund Admiral Shares | 12.06% | 9.09% | 11.34% | 17.06% | -9.31% | 28.10% | 5.80% | 22.76% | -12.24% | 11.80% |
VLGSX Vanguard Long-Term Treasury Index Fund Admiral Shares | -0.22% | 5.42% | -6.17% | 3.66% | -29.48% | -4.99% | 17.70% | 14.31% | -1.62% | 8.65% |
Correlation
The correlation between VSIAX and VLGSX is 0.25, which is low. Their price movements are largely independent, making them effective diversification partners.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.25 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.21 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.06 |
Correlation (10Y) Calculated over the trailing 10-year period | -0.13 |
Correlation (All Time) Calculated using the full available price history since Sep 28, 2011 | -0.22 |
The correlation between VSIAX and VLGSX shifts across timeframes, from -0.22 (all time) to 0.25 (1 year), reflecting how their relationship changes across market environments.
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Return for Risk
VSIAX vs. VLGSX — Risk / Return Rank
VSIAX
VLGSX
VSIAX vs. VLGSX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Vanguard Small-Cap Value Index Fund Admiral Shares (VSIAX) and Vanguard Long-Term Treasury Index Fund Admiral Shares (VLGSX). 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.
| VSIAX | VLGSX | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +1.23 | ||
| Sortino ratioReturn per unit of downside risk | +1.75 | ||
| Omega ratioGain probability vs. loss probability | 1.32 | 1.11 | +0.21 |
| Calmar ratioReturn relative to maximum drawdown | 3.16 | 0.79 | +2.37 |
| Martin ratioReturn relative to average drawdown | 11.18 | 2.05 | +9.13 |
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
| VSIAX | VLGSX | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 1.84 | 0.62 | +1.23 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.41 | -0.34 | +0.75 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 0.47 | -0.08 | +0.55 |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.59 | 0.17 | +0.41 |
Drawdowns
VSIAX vs. VLGSX - Drawdown Comparison
The maximum VSIAX drawdown since its inception was -45.39%, roughly equal to the maximum VLGSX drawdown of -46.22%. Use the drawdown chart below to compare losses from any high point for VSIAX and VLGSX.
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Drawdown Indicators
| VSIAX | VLGSX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -45.39% | -46.22% | +0.83% |
Max Drawdown (1Y)Largest decline over 1 year | -8.87% | -6.99% | -1.88% |
Max Drawdown (3Y)Largest decline over 3 years | -24.09% | -17.67% | -6.42% |
Max Drawdown (5Y)Largest decline over 5 years | -24.09% | -41.02% | +16.93% |
Max Drawdown (10Y)Largest decline over 10 years | -45.39% | -46.22% | +0.83% |
Current DrawdownCurrent decline from peak | 0.00% | -36.45% | +36.45% |
Average DrawdownAverage peak-to-trough decline | -5.50% | -15.12% | +9.62% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 2.50% | 2.68% | -0.18% |
Volatility
VSIAX vs. VLGSX - Volatility Comparison
Vanguard Small-Cap Value Index Fund Admiral Shares (VSIAX) has a higher volatility of 4.09% compared to Vanguard Long-Term Treasury Index Fund Admiral Shares (VLGSX) at 2.64%. This indicates that VSIAX's price experiences larger fluctuations and is considered to be riskier than VLGSX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| VSIAX | VLGSX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 4.09% | 2.64% | +1.45% |
Volatility (6M)Calculated over the trailing 6-month period | 10.43% | 6.08% | +4.35% |
Volatility (1Y)Calculated over the trailing 1-year period | 15.19% | 8.94% | +6.25% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 19.77% | 14.55% | +5.22% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 22.46% | 13.71% | +8.75% |
VSIAX vs. VLGSX - Expense Ratio Comparison
Both VSIAX and VLGSX have an expense ratio of 0.07%, making them cost-effective options compared to the broader market, where average expense ratios typically range from 0.3% to 0.9%.
Dividends
VSIAX vs. VLGSX - Dividend Comparison
VSIAX's dividend yield for the trailing twelve months is around 1.75%, less than VLGSX's 4.57% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
VLGSX Vanguard Long-Term Treasury Index Fund Admiral Shares | 4.57% | 4.41% | 4.65% | 3.30% | 2.80% | 1.85% | 2.13% | 2.45% | 2.72% | 2.55% | 2.46% | 2.80% |
VSIAX Vanguard Small-Cap Value Index Fund Admiral Shares | 1.75% | 1.95% | 1.98% | 2.10% | 2.03% | 1.75% | 1.68% | 2.06% | 2.35% | 1.79% | 1.77% | 1.99% |
Frequently Asked Questions
VSIAX and VLGSX have a correlation of 0.25, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
VSIAX has higher volatility (4.09%) compared to VLGSX (2.64%). In terms of maximum drawdown, VSIAX dropped -45.39% vs VLGSX's -46.22%.
VSIAX currently has the higher Sharpe Ratio (1.84 vs 0.62), 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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