VPKIX vs. VFISX
VPKIX (Vanguard Pacific Stock Index Fund Institutional Shares) and VFISX (Vanguard Short-Term Treasury Fund Investor Shares) are both mutual funds - VPKIX is a Asia Pacific Equities fund managed by Vanguard, while VFISX is a Government Bonds fund managed by Vanguard. Over the past 10 years, VPKIX returned 9.49%/yr vs 1.57%/yr for VFISX. Their -0.08 correlation means they have often moved in opposite directions in the past. VPKIX charges 0.08%/yr vs 0.20%/yr for VFISX.
Performance
VPKIX vs. VFISX - Performance Comparison
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Returns By Period
In the year-to-date period, VPKIX achieves a 21.22% return, which is significantly higher than VFISX's 0.41% return. Over the past 10 years, VPKIX has outperformed VFISX with an annualized return of 9.49%, while VFISX has yielded a comparatively lower 1.57% annualized return.
VPKIX
- 1D
- 5.00%
- 1M
- -1.24%
- 6M
- 11.00%
- YTD
- 21.22%
- 1Y
- 38.82%
- 3Y*
- 18.74%
- 5Y*
- 9.54%
- 10Y*
- 9.49%
- ALL TIME*
- 4.96%
VFISX
- 1D
- 0.10%
- 1M
- -0.20%
- 6M
- 0.20%
- YTD
- 0.41%
- 1Y
- 2.19%
- 3Y*
- 4.07%
- 5Y*
- 1.45%
- 10Y*
- 1.57%
- ALL TIME*
- 3.41%
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 |
VPKIX vs. VFISX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
VPKIX Vanguard Pacific Stock Index Fund Institutional Shares | 21.22% | 33.12% | 1.29% | 15.58% | -15.20% | 1.47% | 16.54% | 17.61% | -13.87% | 28.55% |
VFISX Vanguard Short-Term Treasury Fund Investor Shares | 0.41% | 5.36% | 3.75% | 3.54% | -4.71% | -0.88% | 3.95% | 3.60% | 1.36% | 0.38% |
Correlation
The correlation between VPKIX and VFISX is 0.24, which is low. Their historical price movements had little consistent relationship.
| Correlation | |
|---|---|
Correlation (1Y) Focuses on recent behavior, but can change the most. | 0.24 |
Correlation (3Y) Balances recent behavior with more history. | 0.18 |
Correlation (5Y) Shows whether the relationship held over a longer period. | 0.16 |
Correlation (10Y) Provides a long-term view across more market conditions. | 0.04 |
Correlation (All Time) Calculated using the full available price history since May 15, 2000 | -0.08 |
The correlation between VPKIX and VFISX shifts across timeframes, from -0.08 (all time) to 0.24 (1 year), reflecting how their relationship changes across market environments.
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Return for Risk
VPKIX vs. VFISX — Risk / Return Rank
VPKIX
VFISX
VPKIX vs. VFISX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Vanguard Pacific Stock Index Fund Institutional Shares (VPKIX) and Vanguard Short-Term Treasury Fund Investor Shares (VFISX). 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.
| VPKIX | VFISX | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +0.14 | ||
| Sortino ratioReturn per unit of downside risk | -0.36 | ||
| Omega ratioGain probability vs. loss probability | 1.31 | 1.31 | 0.00 |
| Calmar ratioReturn relative to maximum drawdown | 2.84 | 2.18 | +0.65 |
| Martin ratioReturn relative to average drawdown | 8.71 | 6.39 | +2.32 |
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Drawdowns
VPKIX vs. VFISX - Drawdown Comparison
The maximum VPKIX drawdown since its inception was -55.26%, which is greater than VFISX's maximum drawdown of -6.86%. Use the drawdown chart below to compare losses from any high point for VPKIX and VFISX.
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Drawdown Indicators
| VPKIX | VFISX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -55.26% | -6.86% | -48.40% |
Max Drawdown (1Y)Largest decline over 1 year | -13.40% | -1.40% | -12.00% |
Max Drawdown (3Y)Largest decline over 3 years | -16.38% | -1.40% | -14.98% |
Max Drawdown (5Y)Largest decline over 5 years | -31.12% | -6.75% | -24.37% |
Max Drawdown (10Y)Largest decline over 10 years | -33.62% | -6.86% | -26.76% |
Current DrawdownCurrent decline from peak | -8.66% | -0.58% | -8.08% |
Average DrawdownAverage peak-to-trough decline | -15.38% | -0.65% | -14.73% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 4.36% | 0.48% | +3.88% |
Volatility
VPKIX vs. VFISX - Volatility Comparison
Vanguard Pacific Stock Index Fund Institutional Shares (VPKIX) has a higher volatility of 10.46% compared to Vanguard Short-Term Treasury Fund Investor Shares (VFISX) at 0.47%. This indicates that VPKIX's price experiences larger fluctuations and is considered to be riskier than VFISX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| VPKIX | VFISX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 10.46% | 0.47% | +9.99% |
Volatility (6M)Calculated over the trailing 6-month period | 21.09% | 1.58% | +19.51% |
Volatility (1Y)Calculated over the trailing 1-year period | 23.27% | 2.05% | +21.22% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 17.69% | 2.68% | +15.01% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 16.80% | 2.12% | +14.68% |
VPKIX vs. VFISX - Expense Ratio Comparison
VPKIX has a 0.08% expense ratio, which is lower than VFISX's 0.20% 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%.
Dividends
VPKIX vs. VFISX - Dividend Comparison
VPKIX's dividend yield for the trailing twelve months is around 2.76%, less than VFISX's 3.41% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
VFISX Vanguard Short-Term Treasury Fund Investor Shares | 3.41% | 3.89% | 4.38% | 3.95% | 1.93% | 0.52% | 2.20% | 2.39% | 2.10% | 1.15% | 1.18% | 0.83% |
VPKIX Vanguard Pacific Stock Index Fund Institutional Shares | 2.76% | 4.00% | 3.15% | 3.11% | 2.74% | 3.17% | 1.81% | 2.85% | 3.05% | 2.60% | 2.67% | 2.45% |
Frequently Asked Questions
VPKIX and VFISX have a correlation of 0.24, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
VPKIX has higher volatility (10.46%) compared to VFISX (0.47%). In terms of maximum drawdown, VPKIX dropped -55.26% vs VFISX's -6.86%.
VPKIX currently has the higher Sharpe Ratio (1.63 vs 1.50), 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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