IRBO vs. WTAIX
IRBO (iShares Future AI & Tech ETF) and WTAIX (Wilmington Municipal Bond Fund) are both funds - IRBO is a Artificial Intelligence fund tracking the Morningstar Global Artificial Intelligence Select Index, while WTAIX is a Municipal Bonds fund managed by Wilmington Funds. Over the past 5 years, IRBO returned 10.52%/yr vs 0.24%/yr for WTAIX. Their 0.06 correlation means their historical movements had little consistent relationship. IRBO charges 0.47%/yr vs 0.49%/yr for WTAIX.
Performance
IRBO vs. WTAIX - Performance Comparison
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Returns By Period
In the year-to-date period, IRBO achieves a 43.11% return, which is significantly higher than WTAIX's -0.51% return.
IRBO
- 1D
- 3.39%
- 1M
- -3.07%
- 6M
- 32.62%
- YTD
- 43.11%
- 1Y
- 63.16%
- 3Y*
- 28.37%
- 5Y*
- 10.52%
- 10Y*
- —
- ALL TIME*
- 15.10%
WTAIX
- 1D
- -0.08%
- 1M
- -1.68%
- 6M
- -1.45%
- YTD
- -0.51%
- 1Y
- 3.00%
- 3Y*
- 2.65%
- 5Y*
- 0.24%
- 10Y*
- 1.32%
- ALL TIME*
- 3.42%
Liquidity Comparison
| Position | Avg. Volume Value (2W) | Avg. Volume Value (1M) | Avg. Volume Value (3M) |
|---|---|---|---|
| $35.64M | $36.90M | $59.33M | |
| $0.00 | $0.00 | $0.00 |
IRBO vs. WTAIX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | |
|---|---|---|---|---|---|---|---|---|---|
IRBO iShares Future AI & Tech ETF | 43.11% | 29.97% | 8.02% | 36.37% | -37.89% | 6.32% | 48.85% | 34.47% | -13.76% |
WTAIX Wilmington Municipal Bond Fund | -0.51% | 5.05% | 0.73% | 5.14% | -8.01% | 0.55% | 2.60% | 7.12% | 1.70% |
Correlation
The correlation between IRBO and WTAIX is 0.14, which is low. Their historical price movements had little consistent relationship.
| Correlation | |
|---|---|
Correlation (1Y) Focuses on recent behavior, but can change the most. | 0.14 |
Correlation (3Y) Balances recent behavior with more history. | 0.08 |
Correlation (5Y) Shows whether the relationship held over a longer period. | 0.12 |
Correlation (All Time) Calculated using the full available price history since Jun 28, 2018 | 0.06 |
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Return for Risk
IRBO vs. WTAIX — Risk / Return Rank
IRBO
WTAIX
IRBO vs. WTAIX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for iShares Future AI & Tech ETF (IRBO) and Wilmington Municipal Bond Fund (WTAIX). 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.
| IRBO | WTAIX | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +0.20 | ||
| Sortino ratioReturn per unit of downside risk | +0.05 | ||
| Omega ratioGain probability vs. loss probability | 1.28 | 1.35 | -0.07 |
| Calmar ratioReturn relative to maximum drawdown | 2.64 | 1.19 | +1.46 |
| Martin ratioReturn relative to average drawdown | 8.49 | 3.11 | +5.38 |
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Drawdowns
IRBO vs. WTAIX - Drawdown Comparison
The maximum IRBO drawdown since its inception was -54.50%, which is greater than WTAIX's maximum drawdown of -12.35%. Use the drawdown chart below to compare losses from any high point for IRBO and WTAIX.
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Drawdown Indicators
| IRBO | WTAIX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -54.50% | -12.35% | -42.15% |
Max Drawdown (1Y)Largest decline over 1 year | -24.00% | -2.76% | -21.24% |
Max Drawdown (3Y)Largest decline over 3 years | -32.44% | -4.06% | -28.38% |
Max Drawdown (5Y)Largest decline over 5 years | -50.53% | -12.29% | -38.24% |
Max Drawdown (10Y)Largest decline over 10 years | — | -12.35% | — |
Current DrawdownCurrent decline from peak | -14.61% | -2.43% | -12.18% |
Average DrawdownAverage peak-to-trough decline | -19.68% | -1.63% | -18.05% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 7.46% | 1.05% | +6.41% |
Volatility
IRBO vs. WTAIX - Volatility Comparison
iShares Future AI & Tech ETF (IRBO) has a higher volatility of 14.41% compared to Wilmington Municipal Bond Fund (WTAIX) at 0.79%. This indicates that IRBO's price experiences larger fluctuations and is considered to be riskier than WTAIX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| IRBO | WTAIX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 14.41% | 0.79% | +13.62% |
Volatility (6M)Calculated over the trailing 6-month period | 33.09% | 1.84% | +31.25% |
Volatility (1Y)Calculated over the trailing 1-year period | 37.42% | 2.22% | +35.20% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 30.34% | 3.10% | +27.24% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 28.65% | 3.43% | +25.22% |
IRBO vs. WTAIX - Expense Ratio Comparison
IRBO has a 0.47% expense ratio, which is lower than WTAIX's 0.49% expense ratio.
Dividends
IRBO vs. WTAIX - Dividend Comparison
IRBO's dividend yield for the trailing twelve months is around 0.06%, less than WTAIX's 2.50% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
IRBO iShares Future AI & Tech ETF | 0.06% | 0.00% | 0.50% | 0.88% | 0.75% | 2.41% | 0.53% | 0.69% | 0.34% | 0.00% | 0.00% | 0.00% |
WTAIX Wilmington Municipal Bond Fund | 2.50% | 2.85% | 2.11% | 2.03% | 1.45% | 1.68% | 1.72% | 3.84% | 2.15% | 2.92% | 2.63% | 3.81% |
Frequently Asked Questions
IRBO and WTAIX have a correlation of 0.14, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
IRBO has higher volatility (14.41%) compared to WTAIX (0.79%). In terms of maximum drawdown, IRBO dropped -54.50% vs WTAIX's -12.35%.
IRBO currently has the higher Sharpe Ratio (1.70 vs 1.50), 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.
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