MYMK vs. IBMO
MYMK (SPDR SSGA My2031 Municipal Bond ETF) and IBMO (iShares iBonds Dec 2026 Term Muni Bond ETF) are both Municipal Bonds funds. MYMK is actively managed, while IBMO is passively managed. At a 0.17 correlation, their price movements are largely independent. MYMK charges 0.20%/yr vs 0.18%/yr for IBMO.
Performance
MYMK vs. IBMO - Performance Comparison
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Returns By Period
The year-to-date returns for both stocks are quite close, with MYMK having a 0.99% return and IBMO slightly lower at 0.97%.
MYMK
- 1D
- 0.06%
- 1M
- 0.85%
- YTD
- 0.99%
- 6M
- 1.11%
- 1Y
- —
- 3Y*
- —
- 5Y*
- —
- 10Y*
- —
IBMO
- 1D
- -0.06%
- 1M
- 0.13%
- YTD
- 0.97%
- 6M
- 0.76%
- 1Y
- 2.50%
- 3Y*
- 2.78%
- 5Y*
- 0.71%
- 10Y*
- —
MYMK vs. IBMO - Yearly Performance Comparison
| 2026 (YTD) | 2025 | |
|---|---|---|
MYMK SPDR SSGA My2031 Municipal Bond ETF | 0.99% | 0.65% |
IBMO iShares iBonds Dec 2026 Term Muni Bond ETF | 0.97% | 0.48% |
Correlation
The correlation between MYMK and IBMO is 0.17, which is low. Their price movements are largely independent, making them effective diversification partners.
| Correlation | |
|---|---|
Correlation (All Time) Calculated using the full available price history since Sep 17, 2025 | 0.17 |
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Return for Risk
MYMK vs. IBMO — Risk / Return Rank
MYMK
Risk / return metrics aren't available yet — we need at least 12 months of trading data to calculate them.
IBMO
MYMK vs. IBMO - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for SPDR SSGA My2031 Municipal Bond ETF (MYMK) and iShares iBonds Dec 2026 Term Muni Bond ETF (IBMO). 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.
| MYMK | IBMO | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | — | — | |
| Sortino ratioReturn per unit of downside risk | — | — | |
| Omega ratioGain probability vs. loss probability | — | 1.46 | — |
| Calmar ratioReturn relative to maximum drawdown | — | 6.63 | — |
| Martin ratioReturn relative to average drawdown | — | 19.69 | — |
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Drawdowns
MYMK vs. IBMO - Drawdown Comparison
The maximum MYMK drawdown since its inception was -2.22%, smaller than the maximum IBMO drawdown of -14.77%. Use the drawdown chart below to compare losses from any high point for MYMK and IBMO.
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Drawdown Indicators
| MYMK | IBMO | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -2.22% | -14.77% | +12.55% |
Max Drawdown (1Y)Largest decline over 1 year | — | -0.38% | — |
Max Drawdown (3Y)Largest decline over 3 years | — | -1.76% | — |
Max Drawdown (5Y)Largest decline over 5 years | — | -8.86% | — |
Current DrawdownCurrent decline from peak | -0.85% | -0.06% | -0.79% |
Average DrawdownAverage peak-to-trough decline | -0.61% | -2.31% | +1.70% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | — | 0.13% | — |
Volatility
MYMK vs. IBMO - Volatility Comparison
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Volatility by Period
| MYMK | IBMO | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | — | 0.22% | — |
Volatility (6M)Calculated over the trailing 6-month period | — | 0.78% | — |
Volatility (1Y)Calculated over the trailing 1-year period | 1.91% | 1.10% | +0.81% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 1.91% | 2.14% | -0.23% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 1.91% | 4.50% | -2.59% |
MYMK vs. IBMO - Expense Ratio Comparison
MYMK has a 0.20% expense ratio, which is higher than IBMO's 0.18% expense ratio. However, both funds are considered low-cost compared to the broader market, where average expense ratios usually range from 0.3% to 0.9%.
Dividends
MYMK vs. IBMO - Dividend Comparison
MYMK's dividend yield for the trailing twelve months is around 1.83%, less than IBMO's 2.39% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 |
|---|---|---|---|---|---|---|---|---|
IBMO iShares iBonds Dec 2026 Term Muni Bond ETF | 2.39% | 2.37% | 2.15% | 1.65% | 0.89% | 0.62% | 1.03% | 1.01% |
MYMK SPDR SSGA My2031 Municipal Bond ETF | 1.83% | 0.77% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
Frequently Asked Questions
MYMK and IBMO have a correlation of 0.17, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
On fees, IBMO is cheaper at 0.18% per year. The better choice depends on whether you care most about return, fees, risk, or income.
IBMO is cheaper with a 0.18% expense ratio, compared with 0.20% for MYMK.
IBMO has the higher dividend yield at 2.39%, compared with 1.83% for MYMK.
They also come from different issuers: State Street and iShares. Their fees differ too: 0.20% for MYMK and 0.18% for IBMO.
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