IBMOvsSMBSETF Comparison
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iShares iBonds Dec 2026 Term Muni Bond ETF (IBMO) belongs to the Municipal Bonds segment. Schwab Mortgage-Backed Securities ETF (SMBS) is part of the MBS & ABS segment. IBMO's top 2 sector exposures are Municipal and Non-Corporate. In contrast, SMBS's top sector exposures are Industrials, Finance and Government Agencies. IBMO is more expensive with a Total Expense Ratio (TER) of 0.1%, versus 0.03% for SMBS. IBMO is up 1.93% year-to-date (YTD) with -$59M in YTD flows. SMBS performs worse with -1.53% YTD performance, and +$770M in YTD flows. Run a side-by-side ETF comparison of IBMO and SMBS 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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IBMO vs SMBS performance and flow charts
Performance
Cumulative Flows
Historic performance and flows
Data as of 10/16/2026
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | IBMO SMBS | +0.23%-0.22% | +0.61%-2.21% | +1.93%-1.53% | +2.47%-1.08% | +10.53%n/a | +4.56%n/a |
| Flows | IBMO SMBS | -$35M-$72M | -$69M+$35M | -$59M+$770M | -$3M+$1.08B | +$182M- | +$390M- |
Volatility and drawdown
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | IBMO SMBS | +0.14%+5.52% | +0.21%+4.35% | +0.79%n/a | +1.52%n/a |
| Max drawdown | IBMO SMBS | n/a-4.24% | -0.05%-5.12% | -0.74%n/a | -8.06%n/a |
| Max drawdown duration | IBMO SMBS | n/a52d | 13d229d | 46dn/a | 1150dn/a |
Trading data
IBMO | SMBS | |
Last sale 10/16/2026 at 1:30 PM | $25.63 | $24.29 |
| Previous close 10/15/2026 | $25.62 | $24.32 |
| 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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IBMO | SMBS | |
|---|---|---|
| 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
IBMO | SMBS | |
|---|---|---|
| Last price | $25.63 | $24.29 |
| 1D performance | +0.04% | -0.12% |
| AuM | $510.12 M | $6.29 B |
| E/R | 0.1% | 0.03% |
Characteristics
IBMO | SMBS | |
|---|---|---|
| Management strategy | Passive | Passive |
| Provider | iShares | Schwab ETFs |
| Benchmark | S&P AMT-Free Municipal Series Callable-Adjusted Dec 2026 Index | Bloomberg U.S. MBS Float Adjusted Index |
| N° of holdings | 238 | 430 |
| Asset class | Fixed Income | Bonds |
| Trailing 12m distribution yield | Join | Join |
| Inception date | April 2, 2019 | November 19, 2024 |
| ESG | No | No |
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Exposure
Countries
IBMO
USA
36.17%
Other
63.83%
SMBS
USA
33.79%
Other
66.21%
Sectors
IBMO
Municipal
36.12%
Other
63.88%
SMBS
Industrials
33.23%
Other
66.77%
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Diversification
IBMO
Total weight of top 15 holdings out of 15
46.15%
SMBS
Total weight of top 15 holdings out of 15
5.8%
Top 15 holdings
Data as of August 31, 2026
IBMO
US1966307T89
4.51%
Orlando Utilities Commission, FRN 1oct2039, USD (2015B)
4.51%
US20775DTT99
4.33%
US812643ZK32
3.82%
US79642GTU66
3.82%
US44244CN944
3.61%
US254845VW74
3.61%
US89602RPH20
3.01%
US196707Y498
2.53%
Battery Park City Authority, FRN 1nov2038, USD (2019D)
2.45%
Metropolitan Atlanta Rapid Transit Authority, FRN 1jul2045, USD (2026B)
2.16%
Long Island Power Authority, FRN 1sep2042, USD (2026A)
2.07%
US576051R651
2.00%
US495290ET12
1.91%
US542691LG38
1.80%
SMBS
G2 MB0025, 5% 20nov2054, USD (ABS)
0.67%
US31427R6E50
0.59%
FR SD8469, 5.5% 1oct2054, USD (ABS)
0.48%
FR SD8193, 2% 1feb2052, USD (ABS)
0.40%
US31418DYX47
0.40%
FR SD8106, 2% 1nov2050, USD (ABS)
0.36%
US3618N6HU47
0.35%
FR RQ0110, 5% 1apr2056, USD (ABS)
0.34%
FR RQ0102, 5% 1mar2056, USD (ABS)
0.34%
US3132DWDC47
0.33%
FR SD7552, 2.5% 1jan2052, USD (ABS)
0.31%
US31418EQ948
0.31%
US3142J6BK85
0.30%
US3132DWAN39
0.30%
US3618N6NA19
0.30%
Frequently asked questions about IBMO and SMBS
How have the IBMO and SMBS ETFs performed in 2026?
As of October 16, 2026, IBMO is up 1.93% year-to-date (YTD), while SMBS has lost -1.53%. That puts IBMO better performer ahead so far this year.
Which ETF is attracting more investor money: IBMO or SMBS?
Year-to-date, the IBMO ETF saw -$59M in flows, compared to +$770M for SMBS.
Which ETF is more volatile: IBMO or SMBS?
Over the past year, IBMO had a volatility of 0.21%, while SMBS experienced 4.35%.
Which ETF is bigger: IBMO or SMBS?
As of October 16, 2026, IBMO holds $510.12 M in assets under management (AUM), while SMBS manages $6.29 B.
What sectors do the IBMO and SMBS ETFs invest in?
IBMO leans toward sectors like Municipal. Meanwhile, SMBS focuses on Industrials.
What are the top holdings of the IBMO ETF and SMBS ETF?
IBMO top holdings include US1966307T89, Orlando Utilities Commission, FRN 1oct2039, USD (2015B) and US20775DTT99. SMBS holds in its top three: G2 MB0025, 5% 20nov2054, USD (ABS), US31427R6E50 and FR SD8469, 5.5% 1oct2054, USD (ABS).
Which ETF is more diversified: IBMO or SMBS?
IBMO holds 517 securities with 46.15% of its assets in the top 15. SMBS has 1965 securities and a top 15 weight of 5.8%.
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