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OPTAX vs. VWALX
Performance
Risk-Adjusted Performance
Dividends
Drawdowns
Volatility

Correlation

The correlation between OPTAX and VWALX is 0.77, 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

OPTAX vs. VWALX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Invesco AMT-Free Municipal Fund (OPTAX) and Vanguard High-Yield Tax-Exempt Fund Admiral Shares (VWALX). The values are adjusted to include any dividend payments, if applicable.

-2.00%-1.00%0.00%1.00%2.00%SeptemberOctoberNovemberDecember2025
-0.57%
-0.27%
OPTAX
VWALX

Key characteristics

Sharpe Ratio

OPTAX:

0.56

VWALX:

1.00

Sortino Ratio

OPTAX:

0.78

VWALX:

1.38

Omega Ratio

OPTAX:

1.12

VWALX:

1.21

Calmar Ratio

OPTAX:

0.35

VWALX:

0.70

Martin Ratio

OPTAX:

1.89

VWALX:

3.40

Ulcer Index

OPTAX:

1.27%

VWALX:

1.20%

Daily Std Dev

OPTAX:

4.28%

VWALX:

4.02%

Max Drawdown

OPTAX:

-48.55%

VWALX:

-17.74%

Current Drawdown

OPTAX:

-3.70%

VWALX:

-1.98%

Returns By Period

In the year-to-date period, OPTAX achieves a -0.15% return, which is significantly lower than VWALX's -0.00% return. Over the past 10 years, OPTAX has outperformed VWALX with an annualized return of 3.88%, while VWALX has yielded a comparatively lower 2.88% annualized return.


OPTAX

YTD

-0.15%

1M

-0.15%

6M

-0.58%

1Y

1.06%

5Y*

1.07%

10Y*

3.88%

VWALX

YTD

-0.00%

1M

-0.00%

6M

-0.27%

1Y

2.70%

5Y*

1.09%

10Y*

2.88%

*Annualized

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


OPTAX vs. VWALX - Expense Ratio Comparison

OPTAX has a 0.75% expense ratio, which is higher than VWALX's 0.09% expense ratio.


OPTAX
Invesco AMT-Free Municipal Fund
Expense ratio chart for OPTAX: current value at 0.75% compared with the broader market ranging from 0.00% to 2.12%.0.50%1.00%1.50%2.00%0.75%
Expense ratio chart for VWALX: current value at 0.09% compared with the broader market ranging from 0.00% to 2.12%.0.50%1.00%1.50%2.00%0.09%

Risk-Adjusted Performance

OPTAX vs. VWALX — Risk-Adjusted Performance Rank

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

OPTAX
The Risk-Adjusted Performance Rank of OPTAX is 2626
Overall Rank
The Sharpe Ratio Rank of OPTAX is 2525
Sharpe Ratio Rank
The Sortino Ratio Rank of OPTAX is 2323
Sortino Ratio Rank
The Omega Ratio Rank of OPTAX is 2727
Omega Ratio Rank
The Calmar Ratio Rank of OPTAX is 2727
Calmar Ratio Rank
The Martin Ratio Rank of OPTAX is 2828
Martin Ratio Rank

VWALX
The Risk-Adjusted Performance Rank of VWALX is 5454
Overall Rank
The Sharpe Ratio Rank of VWALX is 5454
Sharpe Ratio Rank
The Sortino Ratio Rank of VWALX is 5252
Sortino Ratio Rank
The Omega Ratio Rank of VWALX is 6060
Omega Ratio Rank
The Calmar Ratio Rank of VWALX is 5353
Calmar Ratio Rank
The Martin Ratio Rank of VWALX is 4949
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.

OPTAX vs. VWALX - Risk-Adjusted Performance Comparison

This table presents a comparison of risk-adjusted performance metrics for Invesco AMT-Free Municipal Fund (OPTAX) and Vanguard High-Yield Tax-Exempt Fund Admiral Shares (VWALX). 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 OPTAX, currently valued at 0.56, compared to the broader market-1.000.001.002.003.004.000.561.00
The chart of Sortino ratio for OPTAX, currently valued at 0.78, compared to the broader market0.002.004.006.008.0010.0012.000.781.38
The chart of Omega ratio for OPTAX, currently valued at 1.12, compared to the broader market1.002.003.004.001.121.21
The chart of Calmar ratio for OPTAX, currently valued at 0.35, compared to the broader market0.005.0010.0015.000.350.70
The chart of Martin ratio for OPTAX, currently valued at 1.89, compared to the broader market0.0020.0040.0060.0080.001.893.40
OPTAX
VWALX

The current OPTAX Sharpe Ratio is 0.56, which is lower than the VWALX Sharpe Ratio of 1.00. The chart below compares the historical Sharpe Ratios of OPTAX and VWALX, 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 Ratio0.001.002.003.004.00SeptemberOctoberNovemberDecember2025
0.56
1.00
OPTAX
VWALX

Dividends

OPTAX vs. VWALX - Dividend Comparison

OPTAX's dividend yield for the trailing twelve months is around 3.54%, which matches VWALX's 3.51% yield.


TTM20242023202220212020201920182017201620152014
OPTAX
Invesco AMT-Free Municipal Fund
3.54%3.85%3.62%3.58%3.43%3.76%3.52%3.82%4.71%5.77%6.56%6.35%
VWALX
Vanguard High-Yield Tax-Exempt Fund Admiral Shares
3.51%3.82%3.59%3.44%2.93%3.16%3.44%3.84%3.77%3.88%3.75%3.83%

Drawdowns

OPTAX vs. VWALX - Drawdown Comparison

The maximum OPTAX drawdown since its inception was -48.55%, which is greater than VWALX's maximum drawdown of -17.74%. Use the drawdown chart below to compare losses from any high point for OPTAX and VWALX. For additional features, visit the drawdowns tool.


-5.00%-4.00%-3.00%-2.00%-1.00%0.00%SeptemberOctoberNovemberDecember2025
-3.70%
-1.98%
OPTAX
VWALX

Volatility

OPTAX vs. VWALX - Volatility Comparison

Invesco AMT-Free Municipal Fund (OPTAX) has a higher volatility of 1.34% compared to Vanguard High-Yield Tax-Exempt Fund Admiral Shares (VWALX) at 1.22%. This indicates that OPTAX's price experiences larger fluctuations and is considered to be riskier than VWALX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.


0.50%1.00%1.50%2.00%SeptemberOctoberNovemberDecember2025
1.34%
1.22%
OPTAX
VWALX
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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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