RIVSX vs. DFISX
Compare and contrast key facts about River Oak Discovery Fund (RIVSX) and DFA International Small Company Portfolio (DFISX).
RIVSX is managed by Oak Associates. It was launched on Jun 30, 2005. DFISX is managed by Dimensional. It was launched on Sep 30, 1996.
Performance
RIVSX vs. DFISX - Performance Comparison
Loading graphics...
RIVSX vs. DFISX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
RIVSX River Oak Discovery Fund | 4.25% | 9.11% | 4.42% | 8.18% | -14.53% | 24.78% | 29.00% | 30.36% | -13.72% | 11.33% |
DFISX DFA International Small Company Portfolio | -1.97% | 36.35% | 3.76% | 14.46% | -17.13% | 10.71% | 9.27% | 24.18% | -19.42% | 24.78% |
Returns By Period
In the year-to-date period, RIVSX achieves a 4.25% return, which is significantly higher than DFISX's -1.97% return. Over the past 10 years, RIVSX has outperformed DFISX with an annualized return of 9.61%, while DFISX has yielded a comparatively lower 7.66% annualized return.
RIVSX
- 1D
- -0.97%
- 1M
- -7.33%
- YTD
- 4.25%
- 6M
- 8.20%
- 1Y
- 24.27%
- 3Y*
- 7.47%
- 5Y*
- 4.09%
- 10Y*
- 9.61%
DFISX
- 1D
- -0.34%
- 1M
- -11.77%
- YTD
- -1.97%
- 6M
- 2.11%
- 1Y
- 26.89%
- 3Y*
- 14.28%
- 5Y*
- 6.58%
- 10Y*
- 7.66%
Compare stocks, funds, or ETFs
Search for stocks, ETFs, and funds for a quick comparison or use the comparison tool for more options.
RIVSX vs. DFISX - Expense Ratio Comparison
RIVSX has a 1.18% expense ratio, which is higher than DFISX's 0.39% expense ratio.
Return for Risk
RIVSX vs. DFISX — Risk / Return Rank
RIVSX
DFISX
RIVSX vs. DFISX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for River Oak Discovery Fund (RIVSX) and DFA International Small Company Portfolio (DFISX). 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.
| RIVSX | DFISX | Difference | |
|---|---|---|---|
Sharpe ratioReturn per unit of total volatility | 1.09 | 1.66 | -0.57 |
Sortino ratioReturn per unit of downside risk | 1.67 | 2.15 | -0.48 |
Omega ratioGain probability vs. loss probability | 1.22 | 1.33 | -0.11 |
Calmar ratioReturn relative to maximum drawdown | 1.73 | 2.04 | -0.31 |
Martin ratioReturn relative to average drawdown | 6.62 | 7.97 | -1.35 |
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month. | |||
Loading graphics...
Sharpe Ratios by Period
| RIVSX | DFISX | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 1.09 | 1.66 | -0.57 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.20 | 0.42 | -0.22 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 0.44 | 0.48 | -0.04 |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.33 | 0.44 | -0.12 |
Correlation
The correlation between RIVSX and DFISX is 0.68, which is considered to be moderate. This suggests that the two assets have some degree of positive relationship in their price movements. Moderate correlation can be acceptable for portfolio diversification, offering a balance between risk and potential returns.
Dividends
RIVSX vs. DFISX - Dividend Comparison
RIVSX's dividend yield for the trailing twelve months is around 0.28%, less than DFISX's 3.21% yield.
| TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
RIVSX River Oak Discovery Fund | 0.28% | 0.29% | 0.00% | 0.00% | 0.15% | 16.84% | 14.54% | 3.81% | 17.54% | 5.48% | 0.00% | 0.11% |
DFISX DFA International Small Company Portfolio | 3.21% | 3.19% | 3.39% | 3.01% | 3.51% | 3.06% | 1.71% | 4.54% | 7.74% | 1.27% | 4.44% | 4.47% |
Drawdowns
RIVSX vs. DFISX - Drawdown Comparison
The maximum RIVSX drawdown since its inception was -60.61%, roughly equal to the maximum DFISX drawdown of -60.66%. Use the drawdown chart below to compare losses from any high point for RIVSX and DFISX.
Loading graphics...
Drawdown Indicators
| RIVSX | DFISX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -60.61% | -60.66% | +0.05% |
Max Drawdown (1Y)Largest decline over 1 year | -12.41% | -11.96% | -0.45% |
Max Drawdown (5Y)Largest decline over 5 years | -25.75% | -35.06% | +9.31% |
Max Drawdown (10Y)Largest decline over 10 years | -41.45% | -43.00% | +1.55% |
Current DrawdownCurrent decline from peak | -9.11% | -11.77% | +2.66% |
Average DrawdownAverage peak-to-trough decline | -10.57% | -11.69% | +1.12% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 3.24% | 3.06% | +0.18% |
Volatility
RIVSX vs. DFISX - Volatility Comparison
The current volatility for River Oak Discovery Fund (RIVSX) is 5.47%, while DFA International Small Company Portfolio (DFISX) has a volatility of 5.90%. This indicates that RIVSX experiences smaller price fluctuations and is considered to be less risky than DFISX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
Loading graphics...
Volatility by Period
| RIVSX | DFISX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 5.47% | 5.90% | -0.43% |
Volatility (6M)Calculated over the trailing 6-month period | 13.56% | 10.04% | +3.52% |
Volatility (1Y)Calculated over the trailing 1-year period | 22.40% | 15.38% | +7.02% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 20.34% | 15.75% | +4.59% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 21.87% | 16.11% | +5.76% |