VIISX vs. VFSNX
VIISX (Virtus KAR International Small-Mid Cap Fund) and VFSNX (Vanguard FTSE All-World ex-US Small-Cap Index Fund Institutional Shares) are both Foreign Small & Mid Cap Equities funds. Over the past 10 years, VIISX returned 7.80%/yr vs 7.46%/yr for VFSNX. Their correlation of 0.81 means they have usually moved in the same direction. VIISX charges 1.19%/yr vs 0.11%/yr for VFSNX.
Performance
VIISX vs. VFSNX - Performance Comparison
Loading charts...
Returns By Period
In the year-to-date period, VIISX achieves a 2.87% return, which is significantly lower than VFSNX's 5.36% return. Both investments have delivered pretty close results over the past 10 years, with VIISX having a 7.80% annualized return and VFSNX not far behind at 7.46%.
VIISX
- 1D
- -0.75%
- 1M
- 0.62%
- 6M
- -1.26%
- YTD
- 2.87%
- 1Y
- -0.49%
- 3Y*
- 8.52%
- 5Y*
- -1.10%
- 10Y*
- 7.80%
- ALL TIME*
- 8.28%
VFSNX
- 1D
- -0.16%
- 1M
- -2.56%
- 6M
- -0.48%
- YTD
- 5.36%
- 1Y
- 16.24%
- 3Y*
- 13.11%
- 5Y*
- 4.95%
- 10Y*
- 7.46%
- ALL TIME*
- 9.16%
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 |
VIISX vs. VFSNX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
VIISX Virtus KAR International Small-Mid Cap Fund | 2.87% | 14.30% | 4.06% | 22.36% | -34.42% | 5.84% | 24.38% | 27.62% | -6.81% | 28.48% |
VFSNX Vanguard FTSE All-World ex-US Small-Cap Index Fund Institutional Shares | 5.36% | 29.97% | 2.63% | 15.18% | -21.26% | 12.74% | 11.92% | 21.72% | -18.46% | 30.30% |
Correlation
The correlation between VIISX and VFSNX is 0.76, 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. | 0.76 |
Correlation (3Y) Balances recent behavior with more history. | 0.78 |
Correlation (5Y) Shows whether the relationship held over a longer period. | 0.84 |
Correlation (10Y) Provides a long-term view across more market conditions. | 0.82 |
Correlation (All Time) Calculated using the full available price history since Jan 2, 2013 | 0.81 |
The correlation between VIISX and VFSNX has been stable across timeframes, ranging from 0.76 to 0.84 - a consistent structural relationship.
Compare stocks, funds, or ETFs
Search for stocks, ETFs, and funds for a quick comparison or use the comparison tool for more options.
Return for Risk
VIISX vs. VFSNX — Risk / Return Rank
VIISX
VFSNX
VIISX vs. VFSNX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Virtus KAR International Small-Mid Cap Fund (VIISX) and Vanguard FTSE All-World ex-US Small-Cap Index Fund Institutional Shares (VFSNX). 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.
| VIISX | VFSNX | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -1.16 | ||
| Sortino ratioReturn per unit of downside risk | -1.57 | ||
| Omega ratioGain probability vs. loss probability | 1.00 | 1.20 | -0.20 |
| Calmar ratioReturn relative to maximum drawdown | -0.07 | 1.41 | -1.48 |
| Martin ratioReturn relative to average drawdown | -0.16 | 4.49 | -4.65 |
Loading charts...
Drawdowns
VIISX vs. VFSNX - Drawdown Comparison
The maximum VIISX drawdown since its inception was -50.31%, which is greater than VFSNX's maximum drawdown of -43.65%. Use the drawdown chart below to compare losses from any high point for VIISX and VFSNX.
Loading charts...
Drawdown Indicators
| VIISX | VFSNX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -50.31% | -43.65% | -6.66% |
Max Drawdown (1Y)Largest decline over 1 year | -13.51% | -11.47% | -2.04% |
Max Drawdown (3Y)Largest decline over 3 years | -14.94% | -14.70% | -0.24% |
Max Drawdown (5Y)Largest decline over 5 years | -50.31% | -33.75% | -16.56% |
Max Drawdown (10Y)Largest decline over 10 years | -50.31% | -43.65% | -6.66% |
Current DrawdownCurrent decline from peak | -9.43% | -6.75% | -2.68% |
Average DrawdownAverage peak-to-trough decline | -11.25% | -9.44% | -1.81% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 5.58% | 3.60% | +1.98% |
Volatility
VIISX vs. VFSNX - Volatility Comparison
The current volatility for Virtus KAR International Small-Mid Cap Fund (VIISX) is 3.82%, while Vanguard FTSE All-World ex-US Small-Cap Index Fund Institutional Shares (VFSNX) has a volatility of 4.99%. This indicates that VIISX experiences smaller price fluctuations and is considered to be less risky than VFSNX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
Loading charts...
Volatility by Period
| VIISX | VFSNX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 3.82% | 4.99% | -1.17% |
Volatility (6M)Calculated over the trailing 6-month period | 10.87% | 13.02% | -2.15% |
Volatility (1Y)Calculated over the trailing 1-year period | 13.07% | 14.81% | -1.74% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 16.28% | 15.26% | +1.02% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 15.38% | 15.65% | -0.27% |
VIISX vs. VFSNX - Expense Ratio Comparison
VIISX has a 1.19% expense ratio, which is higher than VFSNX's 0.11% expense ratio.
Dividends
VIISX vs. VFSNX - Dividend Comparison
VIISX's dividend yield for the trailing twelve months is around 3.61%, more than VFSNX's 3.29% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
VFSNX Vanguard FTSE All-World ex-US Small-Cap Index Fund Institutional Shares | 3.29% | 3.36% | 3.41% | 3.11% | 2.26% | 2.70% | 1.90% | 3.25% | 2.81% | 2.85% | 2.93% | 2.69% |
VIISX Virtus KAR International Small-Mid Cap Fund | 3.61% | 3.72% | 1.94% | 0.00% | 0.00% | 8.43% | 1.16% | 1.98% | 1.42% | 1.82% | 2.75% | 3.43% |
Frequently Asked Questions
VIISX and VFSNX have a correlation of 0.76, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
VFSNX has higher volatility (4.99%) compared to VIISX (3.82%). In terms of maximum drawdown, VIISX dropped -50.31% vs VFSNX's -43.65%.
VFSNX currently has the higher Sharpe Ratio (1.09 vs -0.07), 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.
Find the right allocation for VIISX and VFSNX
Add both to a portfolio and optimize allocations for your target — whether that's maximizing returns, minimizing drawdowns, or balancing risk across holdings.
Open Portfolio Optimizer