CEFSvsMBBAETF Comparison
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Saba Closed-End Funds ETF (CEFS) belongs to the Multi-Asset: Other segment. iShares Mortgage-Backed Securities Active ETF (MBBA) is part of the MBS & ABS segment. CEFS's top 2 sector exposures are Non-Corporate and Finance. In contrast, MBBA's top sector exposures are Industrials and Non-Corporate. CEFS is more expensive with a Total Expense Ratio (TER) of 2.61%, versus 0.26% for MBBA. Run a side-by-side ETF comparison of CEFS and MBBA 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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CEFS vs MBBA performance and flow charts
Performance
Cumulative Flows
Historic performance and flows
Data as of 08/31/2026
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | CEFS MBBA | +3.12%+0.41% | +1.42%-0.81% | +17.21%n/a | +22.48%n/a | +77.60%n/a | +92.90%n/a |
| Flows | CEFS MBBA | +$3M+$5M | +$18M+$35M | +$34M- | +$76M- | +$227M- | +$282M- |
Volatility and drawdown
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | CEFS MBBA | +10.62%+4.76% | +9.18%n/a | +10.55%n/a | +12.21%n/a |
| Max drawdown | CEFS MBBA | -4.11%-2.02% | -4.75%n/a | -12.48%n/a | -16.51%n/a |
| Max drawdown duration | CEFS MBBA | 51d63d | 41dn/a | 104dn/a | 436dn/a |
Trading data
CEFS | MBBA | |
Last sale 9/1/2026 at 2:08 PM | $25.37 | $48.33 |
| Previous close 08/28/2026 | $25.29 | $48.76 |
| Consolidated volume 08/28/2026 | ||
| Average volume 30 days | ||
| Average discount or premium 30 days | ||
| Average Bid/Ask spread 30 days |
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Main metrics
Last update 9/1/2026 at 2:08 PM
Live
Closed
CEFS | MBBA | |
|---|---|---|
| Last price | $25.37 | $48.33 |
| 1D performance | +0.32% | -0.87% |
| AuM | $438.21 M | $157.24 M |
| E/R | 2.61% | 0.26% |
Characteristics
CEFS | MBBA | |
|---|---|---|
| Management strategy | Active | Active |
| Provider | Saba Capital | iShares |
| Benchmark | - | - |
| N° of holdings | 24 | 25 |
| Asset class | - | - |
| Trailing 12m distribution yield | Join | Join |
| Inception date | March 21, 2017 | January 23, 2026 |
| ESG | No | No |
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Exposure
Countries
CEFS
USA
35.86%
Other
64.14%
MBBA
Data will be available soon
Sectors
CEFS
Non-Corporate
35.41%
Other
64.59%
MBBA
Data will be available soon
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Diversification
CEFS
Total weight of top 15 holdings out of 15
58.26%
MBBA
Data will be available soon
Top 15 holdings
Data as of July 31, 2026
CEFS
US09260K1016
11.41%
Virtus Dividend Interest & Premium Strategy Fund
6.95%
ASA Gold & Precious Metals Ltd.
6.61%
BlackRock ESG Capital Allocation Term Trust
4.82%
US7809151043
3.58%
US36242H1041
3.24%
US3688021043
2.91%
PIMCO Dynamic Income Strategy Fund
2.90%
Neuberger Next Generation Connectivity Fund Inc.
2.57%
US6706EW1000
2.51%
US64129H1041
2.39%
US92835W1071
2.25%
US5928351023
2.16%
BlackRock Technology & Private Equity Term Trust
2.05%
US8954361031
1.89%
MBBA
Data will be available soon
Frequently asked questions about CEFS and MBBA
Which ETF is bigger: CEFS or MBBA?
As of August 31, 2026, CEFS holds $438.21 M in assets under management (AUM), while MBBA manages $157.24 M.
What sectors do the CEFS and MBBA ETFs invest in?
CEFS leans toward sectors like Non-Corporate. Meanwhile, MBBA focuses on Industrials and Non-Corporate.
What are the top holdings of the CEFS ETF and MBBA ETF?
CEFS top holdings include US09260K1016, Virtus Dividend Interest & Premium Strategy Fund and ASA Gold & Precious Metals Ltd.. MBBA holds in its top three: US01F0526800, US01F0206874 and BlackRock Liquidity T-Fund.
Which ETF is more diversified: CEFS or MBBA?
CEFS holds 71 securities with 58.26% of its assets in the top 15. MBBA has 491 securities and a top 15 weight of 89.36%.
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