THYMvsJMUBETF Comparison
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T. Rowe Price High Income Municipal ETF (THYM) and JPMorgan Municipal ETF (JMUB) belong to the same industry segment: Municipal Bonds. THYM's top 1 sector exposures are Municipal. In contrast, JMUB's top sector exposures are Municipal and Sovereign. THYM is more expensive with a Total Expense Ratio (TER) of 0.32%, versus 0.18% for JMUB. THYM is up 0.28% year-to-date (YTD) with +$6M in YTD flows. JMUB performs worse with -1.18% YTD performance, and +$2.23B in YTD flows. Run a side-by-side ETF comparison of THYM and JMUB 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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THYM vs JMUB performance and flow charts
Performance
Cumulative Flows
Historic performance and flows
Data as of 09/10/2026
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | THYM JMUB | -2.73%-2.08% | -2.88%-2.45% | +0.28%-1.18% | n/a+0.16% | n/a+9.62% | n/a+2.62% |
| Flows | THYM JMUB | +$1M+$139M | +$4M+$882M | +$6M+$2.23B | -+$5.04B | -+$8.06B | -+$8.62B |
Volatility and drawdown
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | THYM JMUB | +3.70%+2.85% | n/a+2.27% | n/a+3.21% | n/a+3.16% |
| Max drawdown | THYM JMUB | -3.92%-3.21% | n/a-3.21% | n/a-4.05% | n/a-11.93% |
| Max drawdown duration | THYM JMUB | 67d67d | n/a67d | n/a270d | n/a1046d |
Trading data
THYM | JMUB | |
Last sale 9/14/2026 at 1:30 PM | $48.72 | |
| Previous close 09/11/2026 | $48.81 | |
| Consolidated volume 09/11/2026 | ||
| Average volume 30 days | ||
| Average discount or premium 30 days | ||
| Average Bid/Ask spread 30 days |
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Main metrics
Last update 9/14/2026 at 1:30 PM
Live
Closed
THYM | JMUB | |
|---|---|---|
| Last price | $48.72 | – |
| 1D performance | -0.19% | – |
| AuM | $27.99 M | $8.43 B |
| E/R | 0.32% | 0.18% |
Characteristics
THYM | JMUB | |
|---|---|---|
| Management strategy | Active | Active |
| Provider | T. Rowe Price | J.P. Morgan Asset Management |
| Benchmark | - | - |
| N° of holdings | 93 | 604 |
| Asset class | - | - |
| Trailing 12m distribution yield | Join | Join |
| Inception date | November 19, 2025 | October 29, 2018 |
| ESG | No | No |
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Exposure
Countries
THYM
USA
42.5%
Other
57.5%
JMUB
USA
40.58%
Other
59.42%
Sectors
THYM
Municipal
42.5%
Other
57.5%
JMUB
Municipal
39.16%
Other
60.84%
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Diversification
THYM
Total weight of top 15 holdings out of 15
17.54%
JMUB
Total weight of top 15 holdings out of 15
9.09%
Top 15 holdings
Data as of July 31, 2026
THYM
US74529JQM08
1.81%
Maryland Economic Development Corp., 5.25% 30jun2052, USD (2022B)
1.69%
Buckeye Tobacco Settlement Financing Authority, 5% 1jun2055, USD (2020B-2)
1.44%
US13078YXQ33
1.19%
Puerto Rico, FRN 1nov2051, USD
1.17%
US717901CE01
1.15%
US246372BC95
1.14%
Tobacco Settlement Financing Corp. (NJ), 5% 1jun2046, USD (2018B)
1.09%
Puerto Rico, 4% 1jul2046, USD
1.04%
US246387RS50
1.03%
US86607JAD63
1.01%
US13048V6W31
1.00%
US574218T373
0.96%
US60416UW684
0.94%
US165588FN90
0.89%
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%
Frequently asked questions about THYM and JMUB
How have the THYM and JMUB ETFs performed in 2026?
As of September 10, 2026, THYM is up 0.28% year-to-date (YTD), while JMUB has lost -1.18%. That puts THYM better performer ahead so far this year.
Which ETF is attracting more investor money: THYM or JMUB?
Year-to-date, the THYM ETF saw +$6M in flows, compared to +$2.23B for JMUB.
Which ETF is bigger: THYM or JMUB?
As of September 10, 2026, THYM holds $27.99 M in assets under management (AUM), while JMUB manages $8.43 B.
What sectors do the THYM and JMUB ETFs invest in?
THYM leans toward sectors like Municipal. Meanwhile, JMUB focuses on Municipal.
What are the top holdings of the THYM ETF and JMUB ETF?
THYM top holdings include US74529JQM08, Maryland Economic Development Corp., 5.25% 30jun2052, USD (2022B) and Buckeye Tobacco Settlement Financing Authority, 5% 1jun2055, USD (2020B-2). JMUB holds in its top three: USA, Bills 0% 11aug2026, USD (119D), US25477GZQ18 and Black Belt Energy Gas District, 5% 1dec2034, USD (2026).
Which ETF is more diversified: THYM or JMUB?
THYM holds 226 securities with 17.54% of its assets in the top 15. JMUB has 2070 securities and a top 15 weight of 9.09%.
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