OBIIX vs. MIDLX
Compare and contrast key facts about Oberweis International Opportunities Institutional Fund (OBIIX) and MFS International New Discovery Fund Class R6 (MIDLX).
OBIIX is managed by Oberweis. It was launched on Mar 9, 2014. MIDLX is a passively managed fund by MFS that tracks the performance of the MSCI All Country World ex-US Small Mid Cap Index. It was launched on Jun 1, 2012.
Performance
OBIIX vs. MIDLX - Performance Comparison
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OBIIX vs. MIDLX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
OBIIX Oberweis International Opportunities Institutional Fund | -2.43% | 31.07% | 4.35% | 5.72% | -37.45% | 1.92% | 63.66% | 23.51% | -23.84% | 41.06% |
MIDLX MFS International New Discovery Fund Class R6 | -1.87% | 17.03% | 3.33% | 13.21% | -18.52% | 5.17% | 10.15% | 24.97% | -10.29% | 30.65% |
Returns By Period
In the year-to-date period, OBIIX achieves a -2.43% return, which is significantly lower than MIDLX's -1.87% return. Both investments have delivered pretty close results over the past 10 years, with OBIIX having a 6.59% annualized return and MIDLX not far behind at 6.30%.
OBIIX
- 1D
- 3.70%
- 1M
- -11.44%
- YTD
- -2.43%
- 6M
- -2.47%
- 1Y
- 22.23%
- 3Y*
- 10.30%
- 5Y*
- -2.35%
- 10Y*
- 6.59%
MIDLX
- 1D
- 2.26%
- 1M
- -8.27%
- YTD
- -1.87%
- 6M
- -2.69%
- 1Y
- 11.54%
- 3Y*
- 8.22%
- 5Y*
- 2.54%
- 10Y*
- 6.30%
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OBIIX vs. MIDLX - Expense Ratio Comparison
OBIIX has a 1.10% expense ratio, which is higher than MIDLX's 0.91% expense ratio.
Return for Risk
OBIIX vs. MIDLX — Risk / Return Rank
OBIIX
MIDLX
OBIIX vs. MIDLX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Oberweis International Opportunities Institutional Fund (OBIIX) and MFS International New Discovery Fund Class R6 (MIDLX). 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.
| OBIIX | MIDLX | Difference | |
|---|---|---|---|
Sharpe ratioReturn per unit of total volatility | 1.24 | 0.98 | +0.26 |
Sortino ratioReturn per unit of downside risk | 1.65 | 1.32 | +0.33 |
Omega ratioGain probability vs. loss probability | 1.25 | 1.19 | +0.05 |
Calmar ratioReturn relative to maximum drawdown | 1.32 | 0.92 | +0.40 |
Martin ratioReturn relative to average drawdown | 5.01 | 3.46 | +1.55 |
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
| OBIIX | MIDLX | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 1.24 | 0.98 | +0.26 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | -0.12 | 0.20 | -0.32 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 0.34 | 0.45 | -0.12 |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.30 | 0.55 | -0.25 |
Correlation
The correlation between OBIIX and MIDLX is 0.83, 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
OBIIX vs. MIDLX - Dividend Comparison
OBIIX's dividend yield for the trailing twelve months is around 1.13%, less than MIDLX's 3.44% yield.
| TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
OBIIX Oberweis International Opportunities Institutional Fund | 1.13% | 1.10% | 0.00% | 1.93% | 0.00% | 31.91% | 0.51% | 1.31% | 13.63% | 7.30% | 0.40% | 0.55% |
MIDLX MFS International New Discovery Fund Class R6 | 3.44% | 3.37% | 10.08% | 4.21% | 5.85% | 5.19% | 4.03% | 4.36% | 6.82% | 1.63% | 1.09% | 1.25% |
Drawdowns
OBIIX vs. MIDLX - Drawdown Comparison
The maximum OBIIX drawdown since its inception was -51.22%, which is greater than MIDLX's maximum drawdown of -34.70%. Use the drawdown chart below to compare losses from any high point for OBIIX and MIDLX.
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Drawdown Indicators
| OBIIX | MIDLX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -51.22% | -34.70% | -16.52% |
Max Drawdown (1Y)Largest decline over 1 year | -15.67% | -11.75% | -3.92% |
Max Drawdown (5Y)Largest decline over 5 years | -51.22% | -33.58% | -17.64% |
Max Drawdown (10Y)Largest decline over 10 years | -51.22% | -34.70% | -16.52% |
Current DrawdownCurrent decline from peak | -22.39% | -9.75% | -12.64% |
Average DrawdownAverage peak-to-trough decline | -17.27% | -6.96% | -10.31% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 4.12% | 3.12% | +1.00% |
Volatility
OBIIX vs. MIDLX - Volatility Comparison
Oberweis International Opportunities Institutional Fund (OBIIX) has a higher volatility of 8.28% compared to MFS International New Discovery Fund Class R6 (MIDLX) at 5.67%. This indicates that OBIIX's price experiences larger fluctuations and is considered to be riskier than MIDLX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| OBIIX | MIDLX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 8.28% | 5.67% | +2.61% |
Volatility (6M)Calculated over the trailing 6-month period | 12.43% | 8.48% | +3.95% |
Volatility (1Y)Calculated over the trailing 1-year period | 18.36% | 12.28% | +6.08% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 19.63% | 13.09% | +6.54% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 19.54% | 13.93% | +5.61% |