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WTAIX vs. IRBO
Performance
Risk-Adjusted Performance
Dividends
Drawdowns
Volatility

Correlation

The correlation between WTAIX and IRBO is 0.05, which is considered to be low. This implies their price changes are not closely related. A low correlation is generally favorable for portfolio diversification, as it helps to reduce overall risk by spreading it across multiple assets with different performance patterns.


-0.50.00.51.00.1

Performance

WTAIX vs. IRBO - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Wilmington Municipal Bond Fund (WTAIX) and iShares Robotics and Artificial Intelligence Multisector ETF (IRBO). The values are adjusted to include any dividend payments, if applicable.

-10.00%-5.00%0.00%AugustSeptemberOctoberNovemberDecember2025
0.25%
-3.20%
WTAIX
IRBO

Key characteristics

Returns By Period


WTAIX

YTD

-0.57%

1M

-1.22%

6M

0.25%

1Y

0.67%

5Y*

0.02%

10Y*

0.88%

IRBO

YTD

N/A

1M

N/A

6M

N/A

1Y

N/A

5Y*

N/A

10Y*

N/A

*Annualized

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WTAIX vs. IRBO - Expense Ratio Comparison

WTAIX has a 0.49% expense ratio, which is higher than IRBO's 0.47% expense ratio.


WTAIX
Wilmington Municipal Bond Fund
Expense ratio chart for WTAIX: current value at 0.49% compared with the broader market ranging from 0.00% to 2.12%.0.50%1.00%1.50%2.00%0.49%
Expense ratio chart for IRBO: current value at 0.47% compared with the broader market ranging from 0.00% to 2.12%.0.50%1.00%1.50%2.00%0.47%

Risk-Adjusted Performance

WTAIX vs. IRBO — Risk-Adjusted Performance Rank

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

WTAIX
The Risk-Adjusted Performance Rank of WTAIX is 1515
Overall Rank
The Sharpe Ratio Rank of WTAIX is 1616
Sharpe Ratio Rank
The Sortino Ratio Rank of WTAIX is 1414
Sortino Ratio Rank
The Omega Ratio Rank of WTAIX is 1414
Omega Ratio Rank
The Calmar Ratio Rank of WTAIX is 1616
Calmar Ratio Rank
The Martin Ratio Rank of WTAIX is 1515
Martin Ratio Rank

IRBO
The Risk-Adjusted Performance Rank of IRBO is 1010
Overall Rank
The Sharpe Ratio Rank of IRBO is 1010
Sharpe Ratio Rank
The Sortino Ratio Rank of IRBO is 1010
Sortino Ratio Rank
The Omega Ratio Rank of IRBO is 99
Omega Ratio Rank
The Calmar Ratio Rank of IRBO is 1010
Calmar Ratio Rank
The Martin Ratio Rank of IRBO is 1212
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.

WTAIX vs. IRBO - Risk-Adjusted Performance Comparison

This table presents a comparison of risk-adjusted performance metrics for Wilmington Municipal Bond Fund (WTAIX) and iShares Robotics and Artificial Intelligence Multisector ETF (IRBO). 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 WTAIX, currently valued at 0.18, compared to the broader market-1.000.001.002.003.004.000.180.01
The chart of Sortino ratio for WTAIX, currently valued at 0.26, compared to the broader market0.002.004.006.008.0010.000.260.13
The chart of Omega ratio for WTAIX, currently valued at 1.04, compared to the broader market1.002.003.004.001.041.02
The chart of Calmar ratio for WTAIX, currently valued at 0.09, compared to the broader market0.005.0010.0015.0020.000.090.00
The chart of Martin ratio for WTAIX, currently valued at 0.55, compared to the broader market0.0020.0040.0060.0080.000.550.03
WTAIX
IRBO


Rolling 12-month Sharpe Ratio0.001.002.003.00AugustSeptemberOctoberNovemberDecember2025
0.18
0.01
WTAIX
IRBO

Dividends

WTAIX vs. IRBO - Dividend Comparison

WTAIX's dividend yield for the trailing twelve months is around 2.32%, while IRBO has not paid dividends to shareholders.


TTM20242023202220212020201920182017201620152014
WTAIX
Wilmington Municipal Bond Fund
2.32%2.30%2.25%1.92%1.71%1.87%2.23%2.13%1.96%1.75%2.01%2.23%
IRBO
iShares Robotics and Artificial Intelligence Multisector ETF
0.35%0.35%0.62%0.13%1.14%0.53%0.69%0.34%0.00%0.00%0.00%0.00%

Drawdowns

WTAIX vs. IRBO - Drawdown Comparison


-40.00%-30.00%-20.00%-10.00%0.00%AugustSeptemberOctoberNovemberDecember2025
-3.19%
-32.91%
WTAIX
IRBO

Volatility

WTAIX vs. IRBO - Volatility Comparison

Wilmington Municipal Bond Fund (WTAIX) has a higher volatility of 0.92% compared to iShares Robotics and Artificial Intelligence Multisector ETF (IRBO) at 0.00%. This indicates that WTAIX's price experiences larger fluctuations and is considered to be riskier than IRBO based on this measure. The chart below showcases a comparison of their rolling one-month volatility.


0.00%2.00%4.00%6.00%8.00%10.00%AugustSeptemberOctoberNovemberDecember2025
0.92%
0
WTAIX
IRBO
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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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