OBCHX vs. CAF
OBCHX (Oberweis China Opportunities Fund) and CAF (Morgan Stanley China A Share Fund) are both China Equities funds. Over the past 10 years, OBCHX returned 9.39%/yr vs 4.96%/yr for CAF. Their 0.59 correlation means they have sometimes moved together and sometimes differently. OBCHX charges 2.03%/yr vs 1.67%/yr for CAF.
Performance
OBCHX vs. CAF - Performance Comparison
Loading charts...
Returns By Period
In the year-to-date period, OBCHX achieves a 21.44% return, which is significantly higher than CAF's 10.31% return. Over the past 10 years, OBCHX has outperformed CAF with an annualized return of 9.39%, while CAF has yielded a comparatively lower 4.96% annualized return.
OBCHX
- 1D
- 1.13%
- 1M
- -8.25%
- 6M
- 9.37%
- YTD
- 21.44%
- 1Y
- 39.01%
- 3Y*
- 18.61%
- 5Y*
- -0.26%
- 10Y*
- 9.39%
- ALL TIME*
- 10.38%
CAF
- 1D
- -0.93%
- 1M
- -7.04%
- 6M
- 4.36%
- YTD
- 10.31%
- 1Y
- 39.43%
- 3Y*
- 14.77%
- 5Y*
- 0.67%
- 10Y*
- 4.96%
- ALL TIME*
- 9.01%
Liquidity Comparison
| Position | Avg. Volume Value (2W) | Avg. Volume Value (1M) | Avg. Volume Value (3M) |
|---|---|---|---|
| $556.35K | $451.08K | $622.83K | |
| $0.00 | $0.00 | $0.00 |
OBCHX vs. CAF - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
OBCHX Oberweis China Opportunities Fund | 21.44% | 40.89% | 7.28% | -7.70% | -37.21% | -5.16% | 57.06% | 36.32% | -25.94% | 54.99% |
CAF Morgan Stanley China A Share Fund | 10.31% | 41.51% | 0.34% | -9.39% | -30.41% | -1.77% | 12.74% | 23.50% | -14.26% | 44.94% |
Correlation
The correlation between OBCHX and CAF is 0.62, which is moderate. They have sometimes moved together and sometimes differently, sharing some price drivers without tracking each other closely.
| Correlation | |
|---|---|
Correlation (1Y) Focuses on recent behavior, but can change the most. | 0.62 |
Correlation (3Y) Balances recent behavior with more history. | 0.58 |
Correlation (5Y) Shows whether the relationship held over a longer period. | 0.61 |
Correlation (10Y) Provides a long-term view across more market conditions. | 0.62 |
Correlation (All Time) Calculated using the full available price history since Sep 28, 2006 | 0.59 |
The correlation between OBCHX and CAF has been stable across timeframes, ranging from 0.58 to 0.62 - a consistent structural relationship.
Compare stocks, funds, or ETFs
Search for stocks, ETFs, and funds for a quick comparison or use the comparison tool for more options.
Return for Risk
OBCHX vs. CAF — Risk / Return Rank
OBCHX
CAF
OBCHX vs. CAF - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Oberweis China Opportunities Fund (OBCHX) and Morgan Stanley China A Share Fund (CAF). 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.
| OBCHX | CAF | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -0.43 | ||
| Sortino ratioReturn per unit of downside risk | -0.61 | ||
| Omega ratioGain probability vs. loss probability | 1.25 | 1.32 | -0.07 |
| Calmar ratioReturn relative to maximum drawdown | 2.66 | 3.44 | -0.78 |
| Martin ratioReturn relative to average drawdown | 7.43 | 9.49 | -2.07 |
Loading charts...
Drawdowns
OBCHX vs. CAF - Drawdown Comparison
The maximum OBCHX drawdown since its inception was -74.03%, which is greater than CAF's maximum drawdown of -65.88%. Use the drawdown chart below to compare losses from any high point for OBCHX and CAF.
Loading charts...
Drawdown Indicators
| OBCHX | CAF | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -74.03% | -65.88% | -8.15% |
Max Drawdown (1Y)Largest decline over 1 year | -12.84% | -10.98% | -1.86% |
Max Drawdown (3Y)Largest decline over 3 years | -23.88% | -26.27% | +2.39% |
Max Drawdown (5Y)Largest decline over 5 years | -51.59% | -45.26% | -6.33% |
Max Drawdown (10Y)Largest decline over 10 years | -59.47% | -49.01% | -10.46% |
Current DrawdownCurrent decline from peak | -19.05% | -10.22% | -8.83% |
Average DrawdownAverage peak-to-trough decline | -25.62% | -25.75% | +0.13% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 4.59% | 3.97% | +0.62% |
Volatility
OBCHX vs. CAF - Volatility Comparison
Oberweis China Opportunities Fund (OBCHX) and Morgan Stanley China A Share Fund (CAF) have volatilities of 8.28% and 8.51%, respectively, indicating that both stocks experience similar levels of price fluctuations. This suggests that the risk associated with both stocks, as measured by volatility, is nearly the same. The chart below showcases a comparison of their rolling one-month volatility.
Loading charts...
Volatility by Period
| OBCHX | CAF | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 8.28% | 8.51% | -0.23% |
Volatility (6M)Calculated over the trailing 6-month period | 19.05% | 15.29% | +3.76% |
Volatility (1Y)Calculated over the trailing 1-year period | 24.62% | 20.82% | +3.80% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 26.83% | 21.69% | +5.14% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 25.37% | 21.96% | +3.41% |
OBCHX vs. CAF - Expense Ratio Comparison
OBCHX has a 2.03% expense ratio, which is higher than CAF's 1.67% expense ratio.
Dividends
OBCHX vs. CAF - Dividend Comparison
OBCHX's dividend yield for the trailing twelve months is around 0.83%, less than CAF's 1.37% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
CAF Morgan Stanley China A Share Fund | 1.37% | 1.51% | 2.63% | 0.96% | 0.02% | 6.57% | 10.40% | 3.78% | 9.48% | 5.20% | 4.69% | 67.03% |
OBCHX Oberweis China Opportunities Fund | 0.83% | 1.01% | 2.16% | 0.46% | 1.22% | 41.65% | 11.50% | 3.37% | 26.11% | 6.26% | 0.81% | 11.05% |
Frequently Asked Questions
OBCHX and CAF have a correlation of 0.62, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
CAF has higher volatility (8.51%) compared to OBCHX (8.28%). In terms of maximum drawdown, OBCHX dropped -74.03% vs CAF's -65.88%.
CAF currently has the higher Sharpe Ratio (1.81 vs 1.39), 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.
Find the right allocation for OBCHX and CAF
Add both to a portfolio and optimize allocations for your target — whether that's maximizing returns, minimizing drawdowns, or balancing risk across holdings.
Open Portfolio Optimizer