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

Correlation

The correlation between OPOCX and VBK is 0.95, 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.


-0.50.00.51.0
Correlation: 0.9

Performance

OPOCX vs. VBK - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Invesco Discovery Fund (OPOCX) and Vanguard Small-Cap Growth ETF (VBK). The values are adjusted to include any dividend payments, if applicable.

100.00%200.00%300.00%400.00%500.00%600.00%NovemberDecember2025FebruaryMarchApril
85.89%
454.69%
OPOCX
VBK

Key characteristics

Sharpe Ratio

OPOCX:

-0.33

VBK:

-0.08

Sortino Ratio

OPOCX:

-0.29

VBK:

0.06

Omega Ratio

OPOCX:

0.96

VBK:

1.01

Calmar Ratio

OPOCX:

-0.20

VBK:

-0.07

Martin Ratio

OPOCX:

-0.82

VBK:

-0.25

Ulcer Index

OPOCX:

11.27%

VBK:

7.63%

Daily Std Dev

OPOCX:

27.49%

VBK:

24.14%

Max Drawdown

OPOCX:

-71.60%

VBK:

-58.69%

Current Drawdown

OPOCX:

-41.13%

VBK:

-22.01%

Returns By Period

The year-to-date returns for both investments are quite close, with OPOCX having a -15.44% return and VBK slightly higher at -15.41%. Over the past 10 years, OPOCX has underperformed VBK with an annualized return of 0.53%, while VBK has yielded a comparatively higher 6.53% annualized return.


OPOCX

YTD

-15.44%

1M

-6.85%

6M

-21.11%

1Y

-7.24%

5Y*

1.44%

10Y*

0.53%

VBK

YTD

-15.41%

1M

-8.86%

6M

-13.33%

1Y

-0.41%

5Y*

8.04%

10Y*

6.53%

*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. VBK - Expense Ratio Comparison

OPOCX has a 1.01% expense ratio, which is higher than VBK's 0.07% expense ratio.


OPOCX
Invesco Discovery Fund
Expense ratio chart for OPOCX: current value is 1.01%, compared with the broader market range of 0.00% to 2.12%.0.50%1.00%1.50%2.00%
OPOCX: 1.01%
Expense ratio chart for VBK: current value is 0.07%, compared with the broader market range of 0.00% to 2.12%.0.50%1.00%1.50%2.00%
VBK: 0.07%

Risk-Adjusted Performance

OPOCX vs. VBK — 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 1515
Overall Rank
The Sharpe Ratio Rank of OPOCX is 1414
Sharpe Ratio Rank
The Sortino Ratio Rank of OPOCX is 1414
Sortino Ratio Rank
The Omega Ratio Rank of OPOCX is 1515
Omega Ratio Rank
The Calmar Ratio Rank of OPOCX is 1515
Calmar Ratio Rank
The Martin Ratio Rank of OPOCX is 1414
Martin Ratio Rank

VBK
The Risk-Adjusted Performance Rank of VBK is 2424
Overall Rank
The Sharpe Ratio Rank of VBK is 2323
Sharpe Ratio Rank
The Sortino Ratio Rank of VBK is 2525
Sortino Ratio Rank
The Omega Ratio Rank of VBK is 2525
Omega Ratio Rank
The Calmar Ratio Rank of VBK is 2222
Calmar Ratio Rank
The Martin Ratio Rank of VBK is 2323
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. VBK - Risk-Adjusted Performance Comparison

This table presents a comparison of risk-adjusted performance metrics for Invesco Discovery Fund (OPOCX) and Vanguard Small-Cap Growth ETF (VBK). 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 -0.33, compared to the broader market-1.000.001.002.003.00
OPOCX: -0.33
VBK: -0.08
The chart of Sortino ratio for OPOCX, currently valued at -0.29, compared to the broader market-2.000.002.004.006.008.00
OPOCX: -0.29
VBK: 0.06
The chart of Omega ratio for OPOCX, currently valued at 0.96, compared to the broader market0.501.001.502.002.503.00
OPOCX: 0.96
VBK: 1.01
The chart of Calmar ratio for OPOCX, currently valued at -0.20, compared to the broader market0.002.004.006.008.0010.00
OPOCX: -0.20
VBK: -0.07
The chart of Martin ratio for OPOCX, currently valued at -0.81, compared to the broader market0.0010.0020.0030.0040.0050.00
OPOCX: -0.82
VBK: -0.25

The current OPOCX Sharpe Ratio is -0.33, which is lower than the VBK Sharpe Ratio of -0.08. The chart below compares the historical Sharpe Ratios of OPOCX and VBK, 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 Ratio-1.000.001.002.003.00NovemberDecember2025FebruaryMarchApril
-0.33
-0.08
OPOCX
VBK

Dividends

OPOCX vs. VBK - Dividend Comparison

OPOCX has not paid dividends to shareholders, while VBK's dividend yield for the trailing twelve months is around 0.63%.


TTM20242023202220212020201920182017201620152014
OPOCX
Invesco Discovery Fund
0.00%0.00%0.00%0.00%0.00%0.00%0.00%0.00%0.00%0.00%0.00%0.00%
VBK
Vanguard Small-Cap Growth ETF
0.63%0.54%0.68%0.55%0.36%0.44%0.57%0.79%0.82%1.08%0.98%1.01%

Drawdowns

OPOCX vs. VBK - Drawdown Comparison

The maximum OPOCX drawdown since its inception was -71.60%, which is greater than VBK's maximum drawdown of -58.69%. Use the drawdown chart below to compare losses from any high point for OPOCX and VBK. For additional features, visit the drawdowns tool.


-50.00%-40.00%-30.00%-20.00%-10.00%0.00%NovemberDecember2025FebruaryMarchApril
-41.13%
-22.01%
OPOCX
VBK

Volatility

OPOCX vs. VBK - Volatility Comparison

Invesco Discovery Fund (OPOCX) and Vanguard Small-Cap Growth ETF (VBK) have volatilities of 15.17% and 15.49%, 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.


4.00%6.00%8.00%10.00%12.00%14.00%16.00%NovemberDecember2025FebruaryMarchApril
15.17%
15.49%
OPOCX
VBK
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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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