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OPOCX vs. OBMCX
Performance
Risk-Adjusted Performance
Dividends
Drawdowns
Volatility

Correlation

The correlation between OPOCX and OBMCX is 0.84, 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.


-0.50.00.51.00.8

Performance

OPOCX vs. OBMCX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Invesco Discovery Fund (OPOCX) and Oberweis Micro Cap Fund (OBMCX). The values are adjusted to include any dividend payments, if applicable.

-10.00%-5.00%0.00%5.00%10.00%SeptemberOctoberNovemberDecember2025February
-6.28%
-0.38%
OPOCX
OBMCX

Key characteristics

Sharpe Ratio

OPOCX:

0.20

OBMCX:

0.74

Sortino Ratio

OPOCX:

0.42

OBMCX:

1.13

Omega Ratio

OPOCX:

1.05

OBMCX:

1.14

Calmar Ratio

OPOCX:

0.12

OBMCX:

0.79

Martin Ratio

OPOCX:

0.72

OBMCX:

3.46

Ulcer Index

OPOCX:

6.05%

OBMCX:

4.87%

Daily Std Dev

OPOCX:

22.25%

OBMCX:

22.86%

Max Drawdown

OPOCX:

-71.60%

OBMCX:

-81.09%

Current Drawdown

OPOCX:

-32.88%

OBMCX:

-11.36%

Returns By Period

In the year-to-date period, OPOCX achieves a -3.60% return, which is significantly lower than OBMCX's -2.00% return. Over the past 10 years, OPOCX has underperformed OBMCX with an annualized return of 2.18%, while OBMCX has yielded a comparatively higher 10.23% annualized return.


OPOCX

YTD

-3.60%

1M

-10.06%

6M

-6.28%

1Y

2.74%

5Y*

0.89%

10Y*

2.18%

OBMCX

YTD

-2.00%

1M

-6.81%

6M

-0.38%

1Y

17.22%

5Y*

13.99%

10Y*

10.23%

*Annualized

Compare stocks, funds, or ETFs

Search for stocks, ETFs, and funds for a quick comparison or use the comparison tool for more options.


OPOCX vs. OBMCX - Expense Ratio Comparison

OPOCX has a 1.01% expense ratio, which is lower than OBMCX's 1.48% expense ratio.


OBMCX
Oberweis Micro Cap Fund
Expense ratio chart for OBMCX: current value at 1.48% compared with the broader market ranging from 0.00% to 2.12%.0.50%1.00%1.50%2.00%1.48%
Expense ratio chart for OPOCX: current value at 1.01% compared with the broader market ranging from 0.00% to 2.12%.0.50%1.00%1.50%2.00%1.01%

Risk-Adjusted Performance

OPOCX vs. OBMCX — Risk-Adjusted Performance Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.

OPOCX
The Risk-Adjusted Performance Rank of OPOCX is 1313
Overall Rank
The Sharpe Ratio Rank of OPOCX is 1212
Sharpe Ratio Rank
The Sortino Ratio Rank of OPOCX is 1313
Sortino Ratio Rank
The Omega Ratio Rank of OPOCX is 1212
Omega Ratio Rank
The Calmar Ratio Rank of OPOCX is 1212
Calmar Ratio Rank
The Martin Ratio Rank of OPOCX is 1414
Martin Ratio Rank

OBMCX
The Risk-Adjusted Performance Rank of OBMCX is 4343
Overall Rank
The Sharpe Ratio Rank of OBMCX is 3636
Sharpe Ratio Rank
The Sortino Ratio Rank of OBMCX is 3939
Sortino Ratio Rank
The Omega Ratio Rank of OBMCX is 3333
Omega Ratio Rank
The Calmar Ratio Rank of OBMCX is 5757
Calmar Ratio Rank
The Martin Ratio Rank of OBMCX is 5252
Martin Ratio Rank
The risk-adjusted ranks indicate the investment's position relative to the market. A rank closer to 100 signifies top-performing investments, while a rank closer to 0 might suggest underperformance, based on the selected ratio. The values are calculated based on the past 12 months of returns.

OPOCX vs. OBMCX - Risk-Adjusted Performance Comparison

This table presents a comparison of risk-adjusted performance metrics for Invesco Discovery Fund (OPOCX) and Oberweis Micro Cap Fund (OBMCX). 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.


Sharpe ratio
The chart of Sharpe ratio for OPOCX, currently valued at 0.20, compared to the broader market-1.000.001.002.003.004.000.200.74
The chart of Sortino ratio for OPOCX, currently valued at 0.41, compared to the broader market0.002.004.006.008.0010.0012.000.421.13
The chart of Omega ratio for OPOCX, currently valued at 1.05, compared to the broader market1.002.003.004.001.051.14
The chart of Calmar ratio for OPOCX, currently valued at 0.12, compared to the broader market0.005.0010.0015.0020.000.120.79
The chart of Martin ratio for OPOCX, currently valued at 0.72, compared to the broader market0.0020.0040.0060.0080.000.723.46
OPOCX
OBMCX

The current OPOCX Sharpe Ratio is 0.20, which is lower than the OBMCX Sharpe Ratio of 0.74. The chart below compares the historical Sharpe Ratios of OPOCX and OBMCX, offering insights into how both investments have performed under varying market conditions. These values are calculated using daily returns over the previous 12 months.


Rolling 12-month Sharpe Ratio0.000.501.001.502.002.50SeptemberOctoberNovemberDecember2025February
0.20
0.74
OPOCX
OBMCX

Dividends

OPOCX vs. OBMCX - Dividend Comparison

Neither OPOCX nor OBMCX has paid dividends to shareholders.


Tickers have no history of dividend payments

Drawdowns

OPOCX vs. OBMCX - Drawdown Comparison

The maximum OPOCX drawdown since its inception was -71.60%, smaller than the maximum OBMCX drawdown of -81.09%. Use the drawdown chart below to compare losses from any high point for OPOCX and OBMCX. For additional features, visit the drawdowns tool.


-35.00%-30.00%-25.00%-20.00%-15.00%-10.00%-5.00%0.00%SeptemberOctoberNovemberDecember2025February
-32.88%
-11.36%
OPOCX
OBMCX

Volatility

OPOCX vs. OBMCX - Volatility Comparison

Invesco Discovery Fund (OPOCX) has a higher volatility of 7.74% compared to Oberweis Micro Cap Fund (OBMCX) at 7.06%. This indicates that OPOCX's price experiences larger fluctuations and is considered to be riskier than OBMCX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.


4.00%5.00%6.00%7.00%8.00%9.00%10.00%SeptemberOctoberNovemberDecember2025February
7.74%
7.06%
OPOCX
OBMCX
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Disclaimer

The information contained herein does not constitute investment advice and made available for educational purposes only. Prices and returns on equities are listed without consideration of fees, commissions, taxes, penalties, or interest payable due to purchasing, holding, or selling.

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