IBMT vs. MMMA
IBMT (iShares iBonds Dec 2031 Term Muni Bond ETF) and MMMA (NYLI MacKay Muni Allocation ETF) are both Municipal Bonds funds. IBMT is passively managed, while MMMA is actively managed. Their 0.61 correlation means they have sometimes moved together and sometimes differently. IBMT charges 0.18%/yr vs 0.35%/yr for MMMA.
Performance
IBMT vs. MMMA - Performance Comparison
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Returns By Period
In the year-to-date period, IBMT achieves a 0.37% return, which is significantly lower than MMMA's 2.42% return.
IBMT
- 1D
- -0.08%
- 1M
- -1.16%
- 6M
- -0.51%
- YTD
- 0.37%
- 1Y
- 3.08%
- 3Y*
- —
- 5Y*
- —
- 10Y*
- —
- ALL TIME*
- 5.63%
MMMA
- 1D
- -0.10%
- 1M
- -1.54%
- 6M
- 1.05%
- YTD
- 2.42%
- 1Y
- —
- 3Y*
- —
- 5Y*
- —
- 10Y*
- —
- ALL TIME*
- —
Liquidity Comparison
| Position | Avg. Volume Value (2W) | Avg. Volume Value (1M) | Avg. Volume Value (3M) |
|---|---|---|---|
| $1.12M | $1.36M | $1.09M | |
| $111.36K | $97.19K | $48.83K |
IBMT vs. MMMA - Yearly Performance Comparison
| 2026 (YTD) | 2025 | |
|---|---|---|
IBMT iShares iBonds Dec 2031 Term Muni Bond ETF | 0.37% | 0.29% |
MMMA NYLI MacKay Muni Allocation ETF | 2.42% | 0.35% |
Correlation
The correlation between IBMT and MMMA is 0.61, which is moderate. They have sometimes moved together and sometimes differently, sharing some price drivers without tracking each other closely.
| Correlation | |
|---|---|
Correlation (All Time) Calculated using the full available price history since Dec 16, 2025 | 0.61 |
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Return for Risk
IBMT vs. MMMA — Risk / Return Rank
IBMT
MMMA
Risk / return metrics aren't available yet — we need at least 12 months of trading data to calculate them.
IBMT vs. MMMA - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for iShares iBonds Dec 2031 Term Muni Bond ETF (IBMT) and NYLI MacKay Muni Allocation ETF (MMMA). 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.
| IBMT | MMMA | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | — | — | |
| Sortino ratioReturn per unit of downside risk | — | — | |
| Omega ratioGain probability vs. loss probability | 1.25 | — | — |
| Calmar ratioReturn relative to maximum drawdown | 1.21 | — | — |
| Martin ratioReturn relative to average drawdown | 3.33 | — | — |
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Drawdowns
IBMT vs. MMMA - Drawdown Comparison
The maximum IBMT drawdown since its inception was -3.18%, which is greater than MMMA's maximum drawdown of -2.79%. Use the drawdown chart below to compare losses from any high point for IBMT and MMMA.
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Drawdown Indicators
| IBMT | MMMA | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -3.18% | -2.79% | -0.39% |
Max Drawdown (1Y)Largest decline over 1 year | -3.10% | — | — |
Current DrawdownCurrent decline from peak | -1.47% | -1.65% | +0.18% |
Average DrawdownAverage peak-to-trough decline | -0.76% | -0.60% | -0.16% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 1.12% | — | — |
Volatility
IBMT vs. MMMA - Volatility Comparison
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Volatility by Period
| IBMT | MMMA | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 0.65% | — | — |
Volatility (6M)Calculated over the trailing 6-month period | 2.38% | — | — |
Volatility (1Y)Calculated over the trailing 1-year period | 3.05% | 4.04% | -0.99% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 3.84% | 4.04% | -0.20% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 3.84% | 4.04% | -0.20% |
IBMT vs. MMMA - Expense Ratio Comparison
IBMT has a 0.18% expense ratio, which is lower than MMMA's 0.35% expense ratio.
Dividends
IBMT vs. MMMA - Dividend Comparison
IBMT's dividend yield for the trailing twelve months is around 3.48%, more than MMMA's 2.69% yield.
| Position | TTM | 2025 |
|---|---|---|
IBMT iShares iBonds Dec 2031 Term Muni Bond ETF | 3.25% | 2.98% |
MMMA NYLI MacKay Muni Allocation ETF | 2.69% | 0.17% |
Frequently Asked Questions
IBMT and MMMA have a correlation of 0.61, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
On fees, IBMT is cheaper at 0.18% per year. The better choice depends on whether you care most about return, fees, risk, or income.
IBMT is cheaper with a 0.18% expense ratio, compared with 0.35% for MMMA.
IBMT has the higher dividend yield at 3.25%, compared with 2.69% for MMMA.
They also come from different issuers: iShares and NYLI. Their fees differ too: 0.18% for IBMT and 0.35% for MMMA.
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