MUSTvsIBTGETF Comparison
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Columbia Multi-Sector Municipal Income ETF (MUST) belongs to the Municipal Bonds segment. iShares iBonds Dec 2026 Term Treasury ETF (IBTG) is part of the US Government Bonds segment. MUST's top 2 sector exposures are Municipal and Non-Corporate. In contrast, IBTG's top sector exposures are Sovereign and Non-Corporate. MUST is more expensive with a Total Expense Ratio (TER) of 0.23%, versus 0.07% for IBTG. MUST is up 0.02% year-to-date (YTD) with +$78M in YTD flows. IBTG performs better with 2.32% YTD performance, and -$326M in YTD flows. Run a side-by-side ETF comparison of MUST and IBTG 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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MUST vs IBTG performance and flow charts
Performance
Cumulative Flows
Historic performance and flows
Data as of 08/28/2026
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | MUST IBTG | -0.24%+0.33% | -0.78%+0.92% | +0.02%+2.32% | +4.05%+3.84% | +10.66%+14.56% | +1.85%+4.49% |
| Flows | MUST IBTG | +$8M-$200M | +$9M-$262M | +$78M-$326M | +$121M+$14M | +$251M+$1.65B | +$497M+$2.01B |
Volatility and drawdown
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | MUST IBTG | +2.59%+0.12% | +2.44%+0.18% | +4.13%+1.49% | +3.84%+3.21% |
| Max drawdown | MUST IBTG | -2.11%n/a | -3.10%n/a | -5.55%-1.05% | -13.29%-12.00% |
| Max drawdown duration | MUST IBTG | 53dn/a | 180dn/a | 186d123d | 1471d1415d |
Trading data
MUST | IBTG | |
Last sale 8/28/2026 at 1:30 PM | $20.10 | $22.89 |
| Previous close 08/27/2026 | $20.14 | $22.89 |
| Consolidated volume 08/27/2026 | ||
| Average volume 30 days | ||
| Average discount or premium 30 days | ||
| Average Bid/Ask spread 30 days |
Replication quality
Data as of July 31, 2026
1-year trailing difference
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MUST | IBTG | |
|---|---|---|
| Tracking error | ||
| Tracking difference | ||
| 1 year cumulative return difference | ||
| Best | ||
| Worst | ||
| Daily return difference | ||
| Average | ||
| Worst | ||
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Main metrics
Last update 8/28/2026 at 1:30 PM
Live
Closed
MUST | IBTG | |
|---|---|---|
| Last price | $20.10 | $22.89 |
| 1D performance | -0.20% | +0.02% |
| AuM | $596.76 M | $2.03 B |
| E/R | 0.23% | 0.07% |
Characteristics
MUST | IBTG | |
|---|---|---|
| Management strategy | Passive | Passive |
| Provider | Columbia Threadneedle Investments | iShares |
| Benchmark | Beta Advantage Multi-Sector Municipal Bond Index | ICE 2026 Maturity US Treasury Index |
| N° of holdings | 293 | 24 |
| Asset class | Fixed Income | Fixed Income |
| Trailing 12m distribution yield | Join | Join |
| Inception date | October 10, 2018 | February 25, 2020 |
| ESG | No | No |
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Exposure
Countries
MUST
USA
43.22%
Other
56.78%
IBTG
USA
100.06%
Other
-0.06%
Sectors
MUST
Municipal
43.09%
Other
56.91%
IBTG
Sovereign
92.72%
Non-Corporate
7.35%
Other
-0.06%
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Diversification
MUST
Total weight of top 15 holdings out of 15
6.31%
IBTG
Total weight of top 15 holdings out of 15
80.89%
Top 15 holdings
Data as of July 31, 2026
MUST
Miami-Dade, 5% 1oct2036, USD (2024A)
0.54%
US249182QF65
0.53%
New Jersey Turnpike Authority, 5% 1jan2034, USD (2025)
0.48%
US64985SDE00
0.46%
New York Metropolitan Transportation Authority, 4% 15nov2035, USD (2017C-1)
0.43%
New York Transportation Development Corp., 4.375% 1oct2045, USD (2020)
0.43%
US67766WM740
0.42%
Illinois Toll Highway Authority, 5% 1jan2038, USD (2024)
0.39%
Chicago O'Hare International Airport, 5% 1jan2048, USD
0.38%
US46247SFR04
0.38%
US64972GJ217
0.38%
New Jersey Turnpike Authority, 5% 1jan2036, USD
0.38%
US48504NCC11
0.37%
US73358XHU90
0.37%
US88285AJH23
0.37%
IBTG
BlackRock Cash Funds - Treasury
7.35%
USA, Notes 3.5% 30sep2026, USD (BH-2026)
6.54%
USA, Notes 4.125% 31oct2026, USD (BJ-2026)
6.17%
USA, Notes 4.375% 31jul2026, USD (BE-2026)
5.97%
USA, Notes 3.75% 31aug2026, USD (BG-2026)
5.80%
USA, Notes 4.25% 30nov2026, USD (BL-2026)
5.66%
USA, Notes 0.875% 30sep2026, USD (AD-2026)
5.31%
USA, Notes 1.125% 31oct2026, USD (AF-2026)
5.29%
USA, Notes 1.25% 30nov2026, USD (AG-2026)
5.14%
USA, Notes 1.5% 15aug2026, USD (E-2026)
5.06%
USA, Notes 0.625% 31jul2026, USD (AB-2026)
4.99%
USA, Notes 4.375% 15dec2026, USD (AV-2026)
4.73%
USA, Notes 4.625% 15nov2026, USD (AU-2026)
4.41%
USA, Notes 2% 15nov2026, USD (F-2026)
4.36%
USA, Notes 4.625% 15sep2026, USD (AS-2026)
4.11%
Frequently asked questions about MUST and IBTG
How have the MUST and IBTG ETFs performed in 2026?
As of August 28, 2026, MUST is up 0.02% year-to-date (YTD), while IBTG has returned 2.32%. That puts IBTG better performer ahead so far this year.
Which ETF is attracting more investor money: MUST or IBTG?
Year-to-date, the MUST ETF saw +$78M in flows, compared to -$326M for IBTG.
Which ETF is more volatile: MUST or IBTG?
Over the past year, MUST had a volatility of 2.44%, while IBTG experienced 0.18%.
Which ETF is bigger: MUST or IBTG?
As of August 28, 2026, MUST holds $596.76 M in assets under management (AUM), while IBTG manages $2.03 B.
What sectors do the MUST and IBTG ETFs invest in?
MUST leans toward sectors like Municipal. Meanwhile, IBTG focuses on Sovereign and Non-Corporate.
What are the top holdings of the MUST ETF and IBTG ETF?
MUST top holdings include Miami-Dade, 5% 1oct2036, USD (2024A), US249182QF65 and New Jersey Turnpike Authority, 5% 1jan2034, USD (2025). IBTG holds in its top three: BlackRock Cash Funds - Treasury, USA, Notes 3.5% 30sep2026, USD (BH-2026) and USA, Notes 4.125% 31oct2026, USD (BJ-2026).
Which ETF is more diversified: MUST or IBTG?
MUST holds 647 securities with 6.31% of its assets in the top 15. IBTG has 24 securities and a top 15 weight of 80.89%.
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Latest news about MUST & IBTG
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IBTG
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