BMOPvsMUSTETF Comparison
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BNY Mellon Municipal Opportunities ETF (BMOP) and Columbia Multi-Sector Municipal Income ETF (MUST) belong to the same industry segment: Municipal Bonds. BMOP's top 3 sector exposures are Municipal, Sovereign and Industrials. In contrast, MUST's top sector exposures are Municipal and Non-Corporate. BMOP is more expensive with a Total Expense Ratio (TER) of 0.54%, versus 0.23% for MUST. Run a side-by-side ETF comparison of BMOP and MUST 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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BMOP vs MUST performance and flow charts
Performance
Cumulative Flows
Historic performance and flows
Data as of 10/16/2026
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | BMOP MUST | -0.77%-0.38% | -3.98%-4.08% | n/a-2.99% | n/a-2.22% | n/a+10.07% | n/a-0.37% |
| Flows | BMOP MUST | -$134M-$50M | -$123M-$48M | -+$22M | -+$60M | -+$183M | -+$424M |
Volatility and drawdown
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | BMOP MUST | +5.18%+5.76% | n/a+3.52% | n/a+4.31% | n/a+4.03% |
| Max drawdown | BMOP MUST | -5.91%-6.99% | n/a-8.13% | n/a-8.13% | n/a-13.14% |
| Max drawdown duration | BMOP MUST | 92d92d | n/a229d | n/a229d | n/a1351d |
Trading data
BMOP | MUST | |
Last sale 10/16/2026 at 1:30 PM | $23.73 | $19.55 |
| Previous close 10/15/2026 | $23.70 | $19.50 |
| 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 September 30, 2026
1-year trailing difference
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BMOP
is actively managed and doesn’t replicate an indexBMOP | MUST | |
|---|---|---|
| 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
BMOP | MUST | |
|---|---|---|
| Last price | $23.73 | $19.55 |
| 1D performance | +0.13% | +0.26% |
| AuM | $1.56 B | $519.09 M |
| E/R | 0.54% | 0.23% |
Characteristics
BMOP | MUST | |
|---|---|---|
| Management strategy | Active | Passive |
| Provider | BNY Mellon | Columbia Threadneedle Investments |
| Benchmark | - | Beta Advantage Multi-Sector Municipal Bond Index |
| N° of holdings | 237 | 293 |
| Asset class | - | Fixed Income |
| Trailing 12m distribution yield | Join | Join |
| Inception date | January 9, 2026 | October 10, 2018 |
| ESG | No | No |
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Exposure
Countries
BMOP
USA
42.2%
Other
57.8%
MUST
USA
43.37%
Other
56.63%
Sectors
BMOP
Municipal
41.69%
Other
58.31%
MUST
Municipal
43.03%
Other
56.97%
Diversification
BMOP
Total weight of top 15 holdings out of 15
9.9%
MUST
Total weight of top 15 holdings out of 15
6.31%
Top 15 holdings
Data as of August 31, 2026
BMOP
US45884AF813
0.89%
California Community Choice Financing Authority, 5% 1nov2033, USD (2025F)
0.79%
US052398FE91
0.75%
US745160SG73
0.74%
US575579U623
0.67%
US57421CNT70
0.62%
University of Texas, 5% 1jul2041, USD (2023A)
0.62%
US544532LU62
0.62%
State of Washington, 5% 1aug2040, USD (2024A)
0.61%
Black Belt Energy Gas District, 5% 1may2055, USD (2024)
0.60%
US56035DHT28
0.60%
Tennergy Corp., 5% 1oct2054, USD (2024)
0.60%
California Community Choice Financing Authority, 5% 1aug2055, USD (2024C)
0.60%
US09182TLC98
0.60%
US896035DL36
0.59%
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%
New Jersey Turnpike Authority, 5% 1jan2036, USD
0.38%
Chicago O'Hare International Airport, 5% 1jan2048, USD
0.38%
US64972GJ217
0.38%
US48504NCC11
0.38%
Illinois Toll Highway Authority, 5% 1jan2038, USD (2024)
0.38%
US46247SFR04
0.38%
US88285AJH23
0.37%
US73358XHU90
0.37%
Frequently asked questions about BMOP and MUST
Which ETF is bigger: BMOP or MUST?
As of October 16, 2026, BMOP holds $1.56 B in assets under management (AUM), while MUST manages $519.09 M.
What sectors do the BMOP and MUST ETFs invest in?
BMOP leans toward sectors like Municipal. Meanwhile, MUST focuses on Municipal.
What are the top holdings of the BMOP ETF and MUST ETF?
BMOP top holdings include US45884AF813, California Community Choice Financing Authority, 5% 1nov2033, USD (2025F) and US052398FE91. MUST holds in its top three: Miami-Dade, 5% 1oct2036, USD (2024A), US249182QF65 and New Jersey Turnpike Authority, 5% 1jan2034, USD (2025).
Which ETF is more diversified: BMOP or MUST?
BMOP holds 667 securities with 9.9% of its assets in the top 15. MUST has 647 securities and a top 15 weight of 6.31%.
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