SHYMvsLMUBETF Comparison
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iShares Short Duration High Yield Muni Active ETF (SHYM) and iShares Long-Term National Muni Bond ETF (LMUB) belong to the same industry segment: Municipal Bonds. SHYM's top 3 sector exposures are Municipal, Non-Corporate and Healthcare. In contrast, LMUB's top sector exposures are Municipal and Non-Corporate. SHYM is more expensive with a Total Expense Ratio (TER) of 0.42%, versus 0.09% for LMUB. SHYM is up 0.25% year-to-date (YTD) with +$440M in YTD flows. LMUB performs worse with -3.54% YTD performance, and +$1.75B in YTD flows. Run a side-by-side ETF comparison of SHYM and LMUB 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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SHYM vs LMUB performance and flow charts
Performance
Cumulative Flows
Historic performance and flows
Data as of 10/16/2026
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | SHYM LMUB | -0.08%-0.62% | -2.02%-5.55% | +0.25%-3.54% | +1.10%-3.10% | +20.12%n/a | +2.88%n/a |
| Flows | SHYM LMUB | +$36M-$139M | +$87M+$76M | +$440M+$1.75B | +$480M+$1.75B | +$839M- | +$861M- |
Volatility and drawdown
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | SHYM LMUB | +3.96%+7.05% | +2.43%+4.52% | +4.67%n/a | +5.25%n/a |
| Max drawdown | SHYM LMUB | -4.11%-8.31% | -4.56%-9.29% | -5.75%n/a | -21.21%n/a |
| Max drawdown duration | SHYM LMUB | 92d92d | 102d102d | 215dn/a | 1065dn/a |
Trading data
SHYM | LMUB | |
Last sale 10/16/2026 at 1:30 PM | $21.62 | $47.31 |
| Previous close 10/15/2026 | $21.58 | $47.28 |
| Consolidated volume 10/15/2026 | ||
| Average volume 30 days | ||
| Average discount or premium 30 days | ||
| Average Bid/Ask spread 30 days |
Replication quality
Data as of October 19, 2026
1-year trailing difference
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SHYM
is actively managed and doesn’t replicate an indexSHYM | LMUB | |
|---|---|---|
| Tracking error | ||
| Tracking difference | ||
| 1 year cumulative return difference | ||
| Best | ||
| Worst | ||
| Daily return difference | ||
| Average | ||
| Worst | ||
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Main metrics
Last update 10/16/2026 at 1:30 PM
Live
Closed
SHYM | LMUB | |
|---|---|---|
| Last price | $21.62 | $47.31 |
| 1D performance | +0.16% | +0.06% |
| AuM | $855.17 M | $1.67 B |
| E/R | 0.42% | 0.09% |
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Exposure
Countries
SHYM
USA
43.27%
Other
56.73%
LMUB
USA
56.44%
Other
43.56%
Sectors
SHYM
Municipal
36.47%
Other
63.53%
LMUB
Municipal
53.58%
Other
46.42%
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Diversification
SHYM
Total weight of top 15 holdings out of 15
22.58%
LMUB
Total weight of top 15 holdings out of 15
10.72%
Top 15 holdings
Data as of August 31, 2026
SHYM
BlackRock Liquidity MuniCash
6.67%
Puerto Rico, FRN 1nov2051, USD
1.76%
Black Belt Energy Gas District, 5% 1dec2031, USD (2026)
1.41%
Atlanta, 5% 1nov2032, USD (2026)
1.36%
Black Belt Energy Gas District, 5% 1dec2034, USD (2026)
1.24%
Denver, 5% 1oct2032, USD (2017)
1.19%
US592250FA71
1.15%
US13034A7E44
1.10%
Black Belt Energy Gas District, 5% 1jul2033, USD (2026)
1.03%
Kentucky Public Energy Authority, 5% 1dec2033, USD (2025)
1.00%
Philadelphia Authority for Industrial Development, 5.5% 1dec2058, USD
0.99%
New York Transportation Development Corp., 5.25% 1aug2031, USD (2020)
0.98%
US64947PAA49
0.94%
Black Belt Energy Gas District, 5% 1nov2036, USD (2026)
0.88%
Puerto Rico Sales Tax Financing Corp., 0% 1jul2029, USD (3792D)
0.88%
LMUB
BlackRock Liquidity MuniCash
2.86%
Massachusetts, 5% 1oct2052, USD (2023)
0.86%
US64972JPQ57
0.63%
Oklahoma Capitol Improvement Authority, 5.25% 1jul2050, USD (2025A)
0.63%
US646039ZM26
0.61%
US70914P5R91
0.60%
US882725DA91
0.56%
US452153HP77
0.55%
US64985TGH86
0.53%
US452153PC72
0.52%
US812643C289
0.50%
Triborough Bridge and Tunnel Authority, 5% 15nov2041, USD (2026A-1)
0.48%
City of New York, 5.25% 1feb2050, USD (2025)
0.47%
US882270XW66
0.46%
Clark School District, 5% 15jun2040, USD (2026A)
0.46%
Frequently asked questions about SHYM and LMUB
How have the SHYM and LMUB ETFs performed in 2026?
As of October 16, 2026, SHYM is up 0.25% year-to-date (YTD), while LMUB has lost -3.54%. That puts SHYM better performer ahead so far this year.
Which ETF is attracting more investor money: SHYM or LMUB?
Year-to-date, the SHYM ETF saw +$440M in flows, compared to +$1.75B for LMUB.
Which ETF is more volatile: SHYM or LMUB?
Over the past year, SHYM had a volatility of 2.43%, while LMUB experienced 4.52%.
Which ETF is bigger: SHYM or LMUB?
As of October 16, 2026, SHYM holds $855.17 M in assets under management (AUM), while LMUB manages $1.67 B.
What sectors do the SHYM and LMUB ETFs invest in?
SHYM leans toward sectors like Municipal. Meanwhile, LMUB focuses on Municipal.
What are the top holdings of the SHYM ETF and LMUB ETF?
SHYM top holdings include BlackRock Liquidity MuniCash, Puerto Rico, FRN 1nov2051, USD and Black Belt Energy Gas District, 5% 1dec2031, USD (2026). LMUB holds in its top three: BlackRock Liquidity MuniCash, Massachusetts, 5% 1oct2052, USD (2023) and US64972JPQ57.
Which ETF is more diversified: SHYM or LMUB?
SHYM holds 454 securities with 22.58% of its assets in the top 15. LMUB has 804 securities and a top 15 weight of 10.72%.
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