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Performance
Performance Chart
The chart shows the growth of an initial investment of $10,000 in Oberweis International Opportunities Fund, comparing it to the performance of the S&P 500 index or another benchmark. All prices have been adjusted for splits and dividends.
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Returns By Period
Oberweis International Opportunities Fund (OBIOX) has returned -5.98% so far this year and 17.93% over the past 12 months. Over the last ten years, OBIOX has returned 5.89% per year, falling short of the S&P 500 Index benchmark, which averaged 12.16% annually.
Oberweis International Opportunities Fund
- 1D
- -1.01%
- 1M
- -15.64%
- YTD
- -5.98%
- 6M
- -6.63%
- 1Y
- 17.93%
- 3Y*
- 9.65%
- 5Y*
- -2.23%
- 10Y*
- 5.89%
Benchmark (S&P 500 Index)
- 1D
- 2.91%
- 1M
- -5.09%
- YTD
- -4.63%
- 6M
- -2.39%
- 1Y
- 16.33%
- 3Y*
- 16.69%
- 5Y*
- 10.18%
- 10Y*
- 12.16%
Monthly Returns
Based on dividend-adjusted daily data since Feb 5, 2007, OBIOX's average daily return is +0.04%, while the average monthly return is +0.82%. At this rate, your investment would double in approximately 7.1 years.
Historically, 58% of months were positive and 42% were negative. The best month was May 2020 with a return of +17.5%, while the worst month was Oct 2008 at -30.6%. The longest winning streak lasted 12 consecutive months, and the longest losing streak was 6 months.
On a daily basis, OBIOX closed higher 53% of trading days. The best single day was Oct 13, 2008 with a return of +8.4%, while the worst single day was Mar 16, 2020 at -11.7%.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Total | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 4.18% | 6.98% | -15.64% | -5.98% | |||||||||
| 2025 | 3.14% | 0.58% | 0.47% | 5.65% | 8.05% | 5.68% | -0.21% | 4.44% | 0.45% | -1.52% | -0.08% | 0.93% | 30.71% |
| 2024 | -0.46% | 3.06% | 3.81% | -3.83% | 6.95% | -4.30% | 6.35% | 1.44% | 1.22% | -4.66% | 1.00% | -2.43% | 7.54% |
| 2023 | 8.27% | -1.83% | -1.07% | -1.08% | -4.96% | 4.73% | 0.69% | -1.55% | -5.61% | -6.99% | 9.71% | 6.11% | 4.90% |
| 2022 | -11.47% | -6.44% | -0.73% | -10.51% | 0.56% | -14.43% | 10.07% | -8.93% | -12.60% | 7.48% | 9.49% | -3.58% | -37.06% |
| 2021 | -3.55% | 2.30% | 0.42% | 6.37% | 0.87% | -0.15% | 1.05% | 3.46% | -4.92% | -0.69% | -3.91% | 0.70% | 1.41% |
Benchmark Metrics
Oberweis International Opportunities Fund has an annualized alpha of 1.40%, beta of 0.84, and R² of 0.59 versus S&P 500 Index. Calculated based on daily prices since February 06, 2007.
- This fund participated in 112.95% of S&P 500 Index downside but only 112.00% of its upside — more exposed to losses than it benefited from rallies.
- Alpha
- 1.40%
- Beta
- 0.84
- R²
- 0.59
- Upside Capture
- 112.00%
- Downside Capture
- 112.95%
Expense Ratio
OBIOX has a high expense ratio of 1.60%, indicating above-average management fees.
Return for Risk
Risk / Return Rank
OBIOX ranks 36 for risk / return — below 36% of mutual funds on our site. The returns aren't fully compensating for the risk involved. This isn't necessarily a dealbreaker, but factor it into your decision — especially if you're risk-averse.
Return / Risk — by metrics
The table below present risk-adjusted performance metrics for Oberweis International Opportunities Fund (OBIOX) and compare them to a chosen benchmark (S&P 500 Index).
| OBIOX | Benchmark | Difference | |
|---|---|---|---|
Sharpe ratioReturn per unit of total volatility | 0.90 | 0.90 | 0.00 |
Sortino ratioReturn per unit of downside risk | 1.23 | 1.39 | -0.15 |
Omega ratioGain probability vs. loss probability | 1.18 | 1.21 | -0.03 |
Calmar ratioReturn relative to maximum drawdown | 0.94 | 1.40 | -0.46 |
Martin ratioReturn relative to average drawdown | 3.59 | 6.61 | -3.02 |
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month. | |||
Explore OBIOX risk-adjusted metrics in detail
Dive deeper into individual metrics with historical trends, benchmark comparisons, and performance across different time periods.
Dividends
Dividend History
Oberweis International Opportunities Fund provided a 1.17% dividend yield over the last twelve months, with an annual payout of $0.26 per share. The fund has been increasing its distributions for 2 consecutive years.
| Period | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Dividend | $0.26 | $0.26 | $0.24 | $0.08 | $0.00 | $5.48 | $0.12 | $0.24 | $2.73 | $2.92 | $0.01 | $0.04 |
Dividend yield | 1.17% | 1.10% | 1.27% | 0.43% | 0.00% | 20.69% | 0.40% | 1.23% | 17.03% | 11.47% | 0.07% | 0.19% |
Monthly Dividends
The table displays the monthly dividend distributions for Oberweis International Opportunities Fund. The dividends shown in the table have been adjusted to account for any splits that may have occurred.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Total | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | $0.00 | $0.00 | $0.00 | $0.00 | |||||||||
| 2025 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.26 | $0.26 |
| 2024 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.24 | $0.24 |
| 2023 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.08 | $0.08 |
| 2022 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 |
| 2021 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $5.48 | $5.48 |
Drawdowns
Drawdowns Chart
The Drawdowns chart displays portfolio losses from any high point along the way. Drawdowns are calculated considering price movements and all distributions paid, if any.
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Worst Drawdowns
The table below displays the maximum drawdowns of the Oberweis International Opportunities Fund. A maximum drawdown is a measure of risk, indicating the largest reduction in portfolio value due to a series of losing trades.
The maximum drawdown for the Oberweis International Opportunities Fund was 71.17%, occurring on Mar 9, 2009. Recovery took 1044 trading sessions.
The current Oberweis International Opportunities Fund drawdown is 23.35%.
Depth | Start | To Bottom | Bottom | To Recover | End | Total |
|---|---|---|---|---|---|---|
| -71.17% | Nov 7, 2007 | 335 | Mar 9, 2009 | 1044 | May 1, 2013 | 1379 |
| -51.47% | Sep 13, 2021 | 263 | Sep 27, 2022 | — | — | — |
| -48.41% | Jan 29, 2018 | 539 | Mar 19, 2020 | 78 | Jul 10, 2020 | 617 |
| -17.91% | Jul 24, 2007 | 19 | Aug 17, 2007 | 28 | Sep 27, 2007 | 47 |
| -14.68% | Mar 7, 2014 | 154 | Oct 14, 2014 | 142 | May 8, 2015 | 296 |
Volatility
Volatility Chart
The chart below shows the rolling one-month volatility.
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