VIIGX vs. VSIGX
Compare and contrast key facts about Vanguard Intermediate-Term Treasury Index Fund Institutional Shares (VIIGX) and Vanguard Intermediate-Term Treasury Index Fund Admiral Shares (VSIGX).
VIIGX is managed by Vanguard. It was launched on Mar 19, 2010. VSIGX is managed by Vanguard. It was launched on Aug 4, 2010.
Performance
VIIGX vs. VSIGX - Performance Comparison
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VIIGX vs. VSIGX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
VIIGX Vanguard Intermediate-Term Treasury Index Fund Institutional Shares | -0.07% | 7.38% | 1.62% | 4.39% | -10.65% | -2.38% | 7.65% | 6.32% | 1.36% | 1.60% |
VSIGX Vanguard Intermediate-Term Treasury Index Fund Admiral Shares | -0.09% | 7.36% | 1.65% | 4.39% | -10.69% | -2.60% | 7.65% | 6.26% | 1.35% | 1.58% |
Returns By Period
In the year-to-date period, VIIGX achieves a -0.07% return, which is significantly higher than VSIGX's -0.09% return. Both investments have delivered pretty close results over the past 10 years, with VIIGX having a 1.37% annualized return and VSIGX not far behind at 1.32%.
VIIGX
- 1D
- 0.12%
- 1M
- -1.23%
- YTD
- -0.07%
- 6M
- 0.72%
- 1Y
- 3.85%
- 3Y*
- 3.39%
- 5Y*
- 0.37%
- 10Y*
- 1.37%
VSIGX
- 1D
- 0.15%
- 1M
- -1.23%
- YTD
- -0.09%
- 6M
- 0.75%
- 1Y
- 3.86%
- 3Y*
- 3.38%
- 5Y*
- 0.36%
- 10Y*
- 1.32%
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VIIGX vs. VSIGX - Expense Ratio Comparison
VIIGX has a 0.05% expense ratio, which is lower than VSIGX's 0.07% expense ratio. Despite the difference, both funds are considered low-cost compared to the broader market, where average expense ratios usually range from 0.3% to 0.9%.
Return for Risk
VIIGX vs. VSIGX — Risk / Return Rank
VIIGX
VSIGX
VIIGX vs. VSIGX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Vanguard Intermediate-Term Treasury Index Fund Institutional Shares (VIIGX) and Vanguard Intermediate-Term Treasury Index Fund Admiral Shares (VSIGX). 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.
| VIIGX | VSIGX | Difference | |
|---|---|---|---|
Sharpe ratioReturn per unit of total volatility | 1.07 | 1.09 | -0.02 |
Sortino ratioReturn per unit of downside risk | 1.60 | 1.62 | -0.02 |
Omega ratioGain probability vs. loss probability | 1.19 | 1.19 | 0.00 |
Calmar ratioReturn relative to maximum drawdown | 1.79 | 1.77 | +0.02 |
Martin ratioReturn relative to average drawdown | 5.55 | 5.55 | 0.00 |
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
| VIIGX | VSIGX | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 1.07 | 1.09 | -0.02 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.07 | 0.07 | 0.00 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 0.31 | 0.30 | +0.01 |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.50 | 0.51 | -0.01 |
Correlation
The correlation between VIIGX and VSIGX is 0.99, which is considered to be high. That indicates a strong positive relationship between their price movements. Having highly-correlated positions in a portfolio may signal a lack of diversification, potentially leading to increased risk during market downturns.
Dividends
VIIGX vs. VSIGX - Dividend Comparison
VIIGX's dividend yield for the trailing twelve months is around 3.48%, which matches VSIGX's 3.46% yield.
| TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
VIIGX Vanguard Intermediate-Term Treasury Index Fund Institutional Shares | 3.48% | 3.78% | 3.97% | 2.71% | 1.73% | 1.91% | 2.23% | 2.23% | 2.07% | 1.68% | 1.64% | 1.72% |
VSIGX Vanguard Intermediate-Term Treasury Index Fund Admiral Shares | 3.46% | 3.76% | 3.95% | 2.70% | 1.71% | 1.66% | 2.21% | 2.21% | 2.05% | 1.67% | 1.56% | 1.70% |
Drawdowns
VIIGX vs. VSIGX - Drawdown Comparison
The maximum VIIGX drawdown since its inception was -15.96%, roughly equal to the maximum VSIGX drawdown of -16.15%. Use the drawdown chart below to compare losses from any high point for VIIGX and VSIGX.
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Drawdown Indicators
| VIIGX | VSIGX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -15.96% | -16.15% | +0.19% |
Max Drawdown (1Y)Largest decline over 1 year | -2.39% | -2.40% | +0.01% |
Max Drawdown (5Y)Largest decline over 5 years | -15.09% | -15.07% | -0.02% |
Max Drawdown (10Y)Largest decline over 10 years | -15.96% | -16.15% | +0.19% |
Current DrawdownCurrent decline from peak | -1.68% | -1.83% | +0.15% |
Average DrawdownAverage peak-to-trough decline | -3.43% | -3.52% | +0.09% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 0.77% | 0.77% | 0.00% |
Volatility
VIIGX vs. VSIGX - Volatility Comparison
Vanguard Intermediate-Term Treasury Index Fund Institutional Shares (VIIGX) and Vanguard Intermediate-Term Treasury Index Fund Admiral Shares (VSIGX) have volatilities of 1.37% and 1.34%, 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
| VIIGX | VSIGX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 1.37% | 1.34% | +0.03% |
Volatility (6M)Calculated over the trailing 6-month period | 2.29% | 2.28% | +0.01% |
Volatility (1Y)Calculated over the trailing 1-year period | 3.83% | 3.77% | +0.06% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 5.32% | 5.31% | +0.01% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 4.45% | 4.45% | 0.00% |