CRUXvsIBMTETF Comparison
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Columbia Core Bond ETF (CRUX) belongs to the US Aggregate Bonds segment. iShares iBonds Dec 2031 Term Muni Bond ETF (IBMT) is part of the Municipal Bonds segment. CRUX's top 3 sector exposures are Industrials, Non-Corporate and Finance. In contrast, IBMT's top sector exposures are Municipal and Non-Corporate. CRUX is more expensive with a Total Expense Ratio (TER) of 0.32%, versus 0.1% for IBMT. Run a side-by-side ETF comparison of CRUX and IBMT 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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CRUX vs IBMT performance and flow charts
Performance
Cumulative Flows
Historic performance and flows
Data as of 10/16/2026
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | CRUX IBMT | -0.29%+0.15% | -1.94%-1.56% | n/a-1.50% | n/a-1.01% | n/an/a | n/an/a |
| Flows | CRUX IBMT | +$121M+$29M | +$120M+$63M | -+$134M | -+$157M | -- | -- |
Volatility and drawdown
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | CRUX IBMT | +4.18%+4.03% | n/a+2.59% | n/an/a | n/an/a |
| Max drawdown | CRUX IBMT | -3.35%-4.21% | n/a-5.71% | n/an/a | n/an/a |
| Max drawdown duration | CRUX IBMT | 52d64d | n/a232d | n/an/a | n/an/a |
Trading data
CRUX | IBMT | |
Last sale 10/16/2026 at 1:30 PM | $28.78 | $25.09 |
| Previous close 10/15/2026 | $28.76 | $25.06 |
| 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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CRUX
is actively managed and doesn’t replicate an indexCRUX | IBMT | |
|---|---|---|
| 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
CRUX | IBMT | |
|---|---|---|
| Last price | $28.78 | $25.09 |
| 1D performance | +0.07% | +0.12% |
| AuM | $2.27 B | $184.12 M |
| E/R | 0.32% | 0.1% |
Characteristics
CRUX | IBMT | |
|---|---|---|
| Management strategy | Active | Passive |
| Provider | Columbia Threadneedle Investments | iShares |
| Benchmark | - | S&P AMT-Free Municipal Series Callable-Adjusted 2031 Index |
| N° of holdings | 147 | 356 |
| Asset class | - | - |
| Trailing 12m distribution yield | Join | Join |
| Inception date | March 13, 2026 | March 25, 2025 |
| ESG | No | No |
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Exposure
Countries
CRUX
USA
33.69%
Other
66.31%
IBMT
USA
34.79%
Other
65.21%
Sectors
CRUX
Industrials
13.48%
Other
86.52%
IBMT
Municipal
34.44%
Other
65.56%
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Diversification
CRUX
Total weight of top 15 holdings out of 15
22.65%
IBMT
Total weight of top 15 holdings out of 15
6.88%
Top 15 holdings
Data as of August 31, 2026
CRUX
Columbia Short Term Cash Fund
5.43%
US01F0526982
2.97%
US3136G5FU96
1.59%
FN MA4783, 4% 1oct2052, USD (ABS)
1.30%
JP Morgan, 4.622% 23apr2032, USD
1.24%
Northrop Grumman, 3.2% 1feb2027, USD
1.11%
US31427SBG21
1.11%
US01F0606917
1.10%
US31427SF520
1.07%
US3140QVVC58
1.05%
US31427SF371
1.02%
US69547DAC02
0.95%
GoldenTree Loan Management US CLO 2021-9A, FRN 20apr2037, USD (ABS, AR2)
0.91%
US38385WBV54
0.90%
US3137GCF657
0.90%
IBMT
New Jersey, 4% 1jun2031, USD
0.84%
US373385QZ98
0.75%
North Texas Tollway Authority, 0% 1jan2031, USD (2008D, 8308D)
0.50%
US61334PFN87
0.47%
Los Angeles Unified School District, 5% 1jul2031, USD (2024)
0.45%
Honolulu, 5% 1mar2031, USD (2021E)
0.40%
University of California, 5% 15may2035, USD (2021)
0.40%
US7417018C37
0.40%
New York Dormitory Authority, 5% 15mar2035, USD (2021A)
0.39%
US650028F323
0.39%
US592190TC68
0.39%
US45528US510
0.39%
California Public Works Board, 4% 1oct2035, USD
0.39%
US13068XBK46
0.37%
US167736W298
0.37%
Frequently asked questions about CRUX and IBMT
Which ETF is bigger: CRUX or IBMT?
As of October 16, 2026, CRUX holds $2.27 B in assets under management (AUM), while IBMT manages $184.12 M.
What sectors do the CRUX and IBMT ETFs invest in?
CRUX leans toward sectors like Industrials. Meanwhile, IBMT focuses on Municipal.
What are the top holdings of the CRUX ETF and IBMT ETF?
CRUX top holdings include Columbia Short Term Cash Fund, US01F0526982 and US3136G5FU96. IBMT holds in its top three: New Jersey, 4% 1jun2031, USD, US373385QZ98 and North Texas Tollway Authority, 0% 1jan2031, USD (2008D, 8308D).
Which ETF is more diversified: CRUX or IBMT?
CRUX holds 426 securities with 22.65% of its assets in the top 15. IBMT has 1203 securities and a top 15 weight of 6.88%.
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