JMUBvsMYMKETF Comparison
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JPMorgan Municipal ETF (JMUB) and State Street SPDR My2031 Municipal Bond ETF (MYMK) belong to the same industry segment: Municipal Bonds. JMUB's top 2 sector exposures are Municipal and Sovereign. In contrast, MYMK's top sector exposures are Municipal. JMUB is less expensive with a Total Expense Ratio (TER) of 0.18%, versus 0.2% for MYMK. JMUB is down -1.18% year-to-date (YTD) with +$2.23B in YTD flows. MYMK performs better with -0.59% YTD performance, and +$6M in YTD flows. Run a side-by-side ETF comparison of JMUB and MYMK below, and assess how they stack up in performance, liquidity, risk, exposure, holdings, and more, helping you select the best ETF for your investments.
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JMUB vs MYMK performance and flow charts
Performance
Cumulative Flows
Historic performance and flows
Data as of 09/11/2026
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | JMUB MYMK | -2.08%-1.23% | -2.45%-1.28% | -1.18%-0.59% | +0.16%+0.32% | +9.62%n/a | +2.62%n/a |
| Flows | JMUB MYMK | +$139M- | +$882M+$1M | +$2.23B+$6M | +$5.04B+$11M | +$8.06B- | +$8.62B- |
Volatility and drawdown
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | JMUB MYMK | +2.85%+1.79% | +2.27%+1.54% | +3.21%n/a | +3.16%n/a |
| Max drawdown | JMUB MYMK | -3.21%-1.71% | -3.21%-2.36% | -4.05%n/a | -11.93%n/a |
| Max drawdown duration | JMUB MYMK | 67d67d | 67d194d | 270dn/a | 1046dn/a |
Trading data
JMUB | MYMK | |
Last sale 9/11/2026 at 1:30 PM | $24.49 | |
| Previous close 09/10/2026 | $24.46 | |
| Consolidated volume 09/10/2026 | ||
| Average volume 30 days | ||
| Average discount or premium 30 days | ||
| Average Bid/Ask spread 30 days |
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Main metrics
Last update 9/11/2026 at 1:30 PM
Live
Closed
JMUB | MYMK | |
|---|---|---|
| Last price | – | $24.49 |
| 1D performance | – | +0.12% |
| AuM | $8.43 B | $11.03 M |
| E/R | 0.18% | 0.2% |
Characteristics
JMUB | MYMK | |
|---|---|---|
| Management strategy | Active | Active |
| Provider | J.P. Morgan Asset Management | State Street Investment Management |
| Benchmark | - | - |
| N° of holdings | 604 | 41 |
| Asset class | - | - |
| Trailing 12m distribution yield | Join | Join |
| Inception date | October 29, 2018 | September 17, 2025 |
| ESG | No | No |
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Exposure
Countries
JMUB
USA
40.58%
Other
59.42%
MYMK
USA
39.57%
Other
60.43%
Sectors
JMUB
Municipal
39.16%
Other
60.84%
MYMK
Municipal
39.57%
Other
60.43%
Diversification
JMUB
Total weight of top 15 holdings out of 15
9.09%
MYMK
Total weight of top 15 holdings out of 15
41.5%
Top 15 holdings
Data as of July 31, 2026
JMUB
USA, Bills 0% 11aug2026, USD (119D)
1.42%
US25477GZQ18
0.74%
Black Belt Energy Gas District, 5% 1dec2034, USD (2026)
0.72%
California Community Choice Financing Authority, 5% 1mar2036, USD (2026B)
0.64%
California Health Facilities Financing Authority, 5% 15aug2065, USD (2026B-3)
0.64%
US796242WD34
0.62%
Buckeye Tobacco Settlement Financing Authority, 5% 1jun2055, USD (2020B-2)
0.60%
California Community Choice Financing Authority, 5.25% 1feb2036, USD (2026C)
0.58%
US64972JP283
0.52%
US20775DYT35
0.50%
Puerto Rico Sales Tax Financing Corp., 4.329% 1jul2040, USD
0.44%
US917393CY40
0.44%
US542691KA76
0.42%
US09182TEN37
0.40%
US13013JHG40
0.40%
MYMK
County of Harris, 5% 15aug2031, USD (2018A)
3.69%
US915260FC21
3.63%
US13068XBJ72
3.51%
US544532DF87
3.27%
US166394FB70
2.93%
US45528US858
2.88%
US80189RFG56
2.77%
US61334PFP36
2.66%
US4787182E83
2.56%
Connecticut, 5% 1may2041, USD
2.49%
Alabama Public School and College Authority, 5% 1nov2034, USD (2020-A)
2.44%
US54641CAM73
2.23%
US2077583E11
2.20%
State of Ohio, 5% 15jun2034, USD (2021A)
2.13%
US426362NK18
2.11%
Frequently asked questions about JMUB and MYMK
How have the JMUB and MYMK ETFs performed in 2026?
As of September 11, 2026, JMUB is down -1.18% year-to-date (YTD), while MYMK has lost -0.59%. That puts MYMK better performer ahead so far this year.
Which ETF is attracting more investor money: JMUB or MYMK?
Year-to-date, the JMUB ETF saw +$2.23B in flows, compared to +$6M for MYMK.
Which ETF is more volatile: JMUB or MYMK?
Over the past year, JMUB had a volatility of 2.27%, while MYMK experienced 1.54%.
Which ETF is bigger: JMUB or MYMK?
As of September 11, 2026, JMUB holds $8.43 B in assets under management (AUM), while MYMK manages $11.03 M.
What sectors do the JMUB and MYMK ETFs invest in?
JMUB leans toward sectors like Municipal. Meanwhile, MYMK focuses on Municipal.
What are the top holdings of the JMUB ETF and MYMK ETF?
JMUB top holdings include USA, Bills 0% 11aug2026, USD (119D), US25477GZQ18 and Black Belt Energy Gas District, 5% 1dec2034, USD (2026). MYMK holds in its top three: County of Harris, 5% 15aug2031, USD (2018A), US915260FC21 and US13068XBJ72.
Which ETF is more diversified: JMUB or MYMK?
JMUB holds 2070 securities with 9.09% of its assets in the top 15. MYMK has 83 securities and a top 15 weight of 41.5%.
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