OBSOX vs. EMCAX
Compare and contrast key facts about Oberweis Small-Cap Opportunities Fund (OBSOX) and Empiric 2500 Fund (EMCAX).
OBSOX is managed by Oberweis. It was launched on Sep 16, 1996. EMCAX is managed by Empiric Funds. It was launched on Nov 6, 1995.
Performance
OBSOX vs. EMCAX - Performance Comparison
Loading graphics...
OBSOX vs. EMCAX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
OBSOX Oberweis Small-Cap Opportunities Fund | 3.71% | 14.28% | 16.13% | 15.81% | -11.17% | 43.39% | 32.52% | 25.06% | -7.05% | 25.55% |
EMCAX Empiric 2500 Fund | -0.57% | 2.37% | 13.89% | 12.43% | -16.06% | 16.07% | 27.81% | 19.10% | -4.64% | 21.82% |
Returns By Period
In the year-to-date period, OBSOX achieves a 3.71% return, which is significantly higher than EMCAX's -0.57% return. Over the past 10 years, OBSOX has outperformed EMCAX with an annualized return of 15.91%, while EMCAX has yielded a comparatively lower 9.61% annualized return.
OBSOX
- 1D
- 4.21%
- 1M
- -7.67%
- YTD
- 3.71%
- 6M
- 7.36%
- 1Y
- 32.33%
- 3Y*
- 12.77%
- 5Y*
- 11.15%
- 10Y*
- 15.91%
EMCAX
- 1D
- 2.60%
- 1M
- -6.15%
- YTD
- -0.57%
- 6M
- -1.03%
- 1Y
- 6.53%
- 3Y*
- 8.52%
- 5Y*
- 2.22%
- 10Y*
- 9.61%
Compare stocks, funds, or ETFs
Search for stocks, ETFs, and funds for a quick comparison or use the comparison tool for more options.
OBSOX vs. EMCAX - Expense Ratio Comparison
OBSOX has a 1.25% expense ratio, which is lower than EMCAX's 1.96% expense ratio.
Return for Risk
OBSOX vs. EMCAX — Risk / Return Rank
OBSOX
EMCAX
OBSOX vs. EMCAX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Oberweis Small-Cap Opportunities Fund (OBSOX) and Empiric 2500 Fund (EMCAX). 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.
| OBSOX | EMCAX | Difference | |
|---|---|---|---|
Sharpe ratioReturn per unit of total volatility | 1.19 | 0.41 | +0.77 |
Sortino ratioReturn per unit of downside risk | 1.74 | 0.72 | +1.02 |
Omega ratioGain probability vs. loss probability | 1.24 | 1.09 | +0.14 |
Calmar ratioReturn relative to maximum drawdown | 2.13 | 0.74 | +1.39 |
Martin ratioReturn relative to average drawdown | 8.21 | 3.00 | +5.20 |
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
| OBSOX | EMCAX | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 1.19 | 0.41 | +0.77 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.45 | 0.12 | +0.33 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 0.65 | 0.48 | +0.17 |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.30 | 0.44 | -0.14 |
Correlation
The correlation between OBSOX and EMCAX is 0.80, 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
OBSOX vs. EMCAX - Dividend Comparison
OBSOX has not paid dividends to shareholders, while EMCAX's dividend yield for the trailing twelve months is around 0.13%.
| TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
OBSOX Oberweis Small-Cap Opportunities Fund | 0.00% | 0.00% | 0.80% | 0.00% | 0.17% | 21.88% | 4.05% | 3.04% | 28.22% | 6.36% | 4.24% | 11.91% |
EMCAX Empiric 2500 Fund | 0.13% | 0.13% | 0.13% | 0.00% | 0.00% | 0.51% | 7.46% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
Drawdowns
OBSOX vs. EMCAX - Drawdown Comparison
The maximum OBSOX drawdown since its inception was -80.52%, which is greater than EMCAX's maximum drawdown of -51.81%. Use the drawdown chart below to compare losses from any high point for OBSOX and EMCAX.
Loading graphics...
Drawdown Indicators
| OBSOX | EMCAX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -80.52% | -51.81% | -28.71% |
Max Drawdown (1Y)Largest decline over 1 year | -13.92% | -10.15% | -3.77% |
Max Drawdown (5Y)Largest decline over 5 years | -28.65% | -30.60% | +1.95% |
Max Drawdown (10Y)Largest decline over 10 years | -42.79% | -42.79% | 0.00% |
Current DrawdownCurrent decline from peak | -7.67% | -6.22% | -1.45% |
Average DrawdownAverage peak-to-trough decline | -30.72% | -13.33% | -17.39% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 3.61% | 2.50% | +1.11% |
Volatility
OBSOX vs. EMCAX - Volatility Comparison
Oberweis Small-Cap Opportunities Fund (OBSOX) has a higher volatility of 12.06% compared to Empiric 2500 Fund (EMCAX) at 5.42%. This indicates that OBSOX's price experiences larger fluctuations and is considered to be riskier than EMCAX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
Loading graphics...
Volatility by Period
| OBSOX | EMCAX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 12.06% | 5.42% | +6.64% |
Volatility (6M)Calculated over the trailing 6-month period | 19.84% | 10.49% | +9.35% |
Volatility (1Y)Calculated over the trailing 1-year period | 28.47% | 17.50% | +10.97% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 24.83% | 18.18% | +6.65% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 24.53% | 20.21% | +4.32% |