OBEGX vs. PGGAX
OBEGX (Oberweis Global Opportunities Fund) and PGGAX (American Funds Global Growth Portfolio Class A) are both Global Equities funds. Over the past 10 years, OBEGX returned 10.82%/yr vs 11.77%/yr for PGGAX. Their correlation of 0.83 means they have usually moved in the same direction. OBEGX charges 1.51%/yr vs 0.78%/yr for PGGAX.
Performance
OBEGX vs. PGGAX - Performance Comparison
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Returns By Period
In the year-to-date period, OBEGX achieves a 20.61% return, which is significantly higher than PGGAX's 8.97% return. Over the past 10 years, OBEGX has underperformed PGGAX with an annualized return of 10.82%, while PGGAX has yielded a comparatively higher 11.77% annualized return.
OBEGX
- 1D
- 4.12%
- 1M
- -3.63%
- 6M
- 19.40%
- YTD
- 20.61%
- 1Y
- 30.21%
- 3Y*
- 15.39%
- 5Y*
- 4.72%
- 10Y*
- 10.82%
- ALL TIME*
- 6.08%
PGGAX
- 1D
- 2.61%
- 1M
- -2.38%
- 6M
- 5.36%
- YTD
- 8.97%
- 1Y
- 21.10%
- 3Y*
- 16.92%
- 5Y*
- 7.84%
- 10Y*
- 11.77%
- ALL TIME*
- 11.54%
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 |
OBEGX vs. PGGAX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
OBEGX Oberweis Global Opportunities Fund | 20.61% | 19.32% | 10.72% | 6.40% | -26.76% | 20.80% | 55.68% | 25.67% | -25.62% | 33.35% |
PGGAX American Funds Global Growth Portfolio Class A | 8.97% | 23.05% | 14.85% | 24.09% | -25.77% | 12.98% | 27.38% | 27.93% | -8.97% | 28.63% |
Correlation
The correlation between OBEGX and PGGAX is 0.81, meaning they have usually moved in the same direction, including during past declines.
| Correlation | |
|---|---|
Correlation (1Y) Focuses on recent behavior, but can change the most. | 0.81 |
Correlation (3Y) Balances recent behavior with more history. | 0.84 |
Correlation (5Y) Shows whether the relationship held over a longer period. | 0.87 |
Correlation (10Y) Provides a long-term view across more market conditions. | 0.86 |
Correlation (All Time) Calculated using the full available price history since May 21, 2012 | 0.83 |
The correlation between OBEGX and PGGAX has been stable across timeframes, ranging from 0.81 to 0.87 - a consistent structural relationship.
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Return for Risk
OBEGX vs. PGGAX — Risk / Return Rank
OBEGX
PGGAX
OBEGX vs. PGGAX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Oberweis Global Opportunities Fund (OBEGX) and American Funds Global Growth Portfolio Class A (PGGAX). 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.
| OBEGX | PGGAX | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +0.12 | ||
| Sortino ratioReturn per unit of downside risk | +0.17 | ||
| Omega ratioGain probability vs. loss probability | 1.23 | 1.22 | +0.01 |
| Calmar ratioReturn relative to maximum drawdown | 2.49 | 1.69 | +0.80 |
| Martin ratioReturn relative to average drawdown | 8.02 | 6.88 | +1.14 |
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Drawdowns
OBEGX vs. PGGAX - Drawdown Comparison
The maximum OBEGX drawdown since its inception was -83.07%, which is greater than PGGAX's maximum drawdown of -34.41%. Use the drawdown chart below to compare losses from any high point for OBEGX and PGGAX.
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Drawdown Indicators
| OBEGX | PGGAX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -83.07% | -34.41% | -48.66% |
Max Drawdown (1Y)Largest decline over 1 year | -11.92% | -11.30% | -0.62% |
Max Drawdown (3Y)Largest decline over 3 years | -25.41% | -17.99% | -7.42% |
Max Drawdown (5Y)Largest decline over 5 years | -39.68% | -34.41% | -5.27% |
Max Drawdown (10Y)Largest decline over 10 years | -41.54% | -34.41% | -7.13% |
Current DrawdownCurrent decline from peak | -8.30% | -4.05% | -4.25% |
Average DrawdownAverage peak-to-trough decline | -33.59% | -5.87% | -27.72% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 3.69% | 2.77% | +0.92% |
Volatility
OBEGX vs. PGGAX - Volatility Comparison
Oberweis Global Opportunities Fund (OBEGX) has a higher volatility of 7.96% compared to American Funds Global Growth Portfolio Class A (PGGAX) at 5.23%. This indicates that OBEGX's price experiences larger fluctuations and is considered to be riskier than PGGAX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| OBEGX | PGGAX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 7.96% | 5.23% | +2.73% |
Volatility (6M)Calculated over the trailing 6-month period | 19.05% | 13.75% | +5.30% |
Volatility (1Y)Calculated over the trailing 1-year period | 22.87% | 16.20% | +6.67% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 23.56% | 17.38% | +6.18% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 22.75% | 17.32% | +5.43% |
OBEGX vs. PGGAX - Expense Ratio Comparison
OBEGX has a 1.51% expense ratio, which is higher than PGGAX's 0.78% expense ratio.
Dividends
OBEGX vs. PGGAX - Dividend Comparison
OBEGX's dividend yield for the trailing twelve months is around 10.49%, more than PGGAX's 5.14% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
OBEGX Oberweis Global Opportunities Fund | 10.49% | 12.66% | 0.00% | 0.00% | 2.64% | 25.09% | 5.80% | 0.00% | 6.68% | 13.37% | 1.12% | 14.32% |
PGGAX American Funds Global Growth Portfolio Class A | 5.14% | 5.61% | 4.31% | 0.95% | 7.97% | 3.34% | 0.78% | 4.90% | 5.69% | 6.22% | 3.70% | 3.98% |
Frequently Asked Questions
OBEGX and PGGAX have a correlation of 0.81, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
OBEGX has higher volatility (7.96%) compared to PGGAX (5.23%). In terms of maximum drawdown, OBEGX dropped -83.07% vs PGGAX's -34.41%.
OBEGX currently has the higher Sharpe Ratio (1.30 vs 1.18), 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.
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