MEARvsCORBETF Comparison
VS
iShares Short Maturity Municipal Bond Active ETF (MEAR) belongs to the Municipal Bonds segment. AB Core Bond ETF (CORB) is part of the US Aggregate Bonds segment. MEAR's top 2 sector exposures are Municipal and Non-Corporate. In contrast, CORB's top sector exposures are Sovereign, Finance and Industrials. MEAR is less expensive with a Total Expense Ratio (TER) of 0.26%, versus 0.28% for CORB. MEAR is up 1.15% year-to-date (YTD) with +$173M in YTD flows. CORB performs worse with -2.22% YTD performance, and +$358M in YTD flows. Run a side-by-side ETF comparison of MEAR and CORB 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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MEAR vs CORB performance and flow charts
Performance
Cumulative Flows
Historic performance and flows
Data as of 10/16/2026
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | MEAR CORB | -0.00%-0.12% | -0.17%-2.12% | +1.15%-2.22% | +1.60%n/a | +9.86%n/a | +12.77%n/a |
| Flows | MEAR CORB | +$52M+$39M | +$137M+$127M | +$173M+$358M | +$243M- | +$885M- | +$1.21B- |
Volatility and drawdown
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | MEAR CORB | +1.12%+4.51% | +0.70%n/a | +0.75%n/a | +0.64%n/a |
| Max drawdown | MEAR CORB | -1.08%-3.67% | -1.08%n/a | -1.08%n/a | -1.08%n/a |
| Max drawdown duration | MEAR CORB | 51d52d | 51dn/a | 51dn/a | 51dn/a |
Trading data
MEAR | CORB | |
Last sale 10/16/2026 at 1:30 PM | $49.84 | $28.36 |
| Previous close 10/15/2026 | $49.80 | $28.35 |
| Consolidated volume 10/15/2026 | ||
| Average volume 30 days | ||
| Average discount or premium 30 days | ||
| Average Bid/Ask spread 30 days |
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Main metrics
Last update 10/16/2026 at 1:30 PM
Live
Closed
MEAR | CORB | |
|---|---|---|
| Last price | $49.84 | $28.36 |
| 1D performance | +0.07% | +0.04% |
| AuM | $1.49 B | $1.18 B |
| E/R | 0.26% | 0.28% |
Characteristics
MEAR | CORB | |
|---|---|---|
| Management strategy | Active | Active |
| Provider | iShares | AllianceBernstein |
| Benchmark | - | - |
| N° of holdings | 71 | 494 |
| Asset class | - | - |
| Trailing 12m distribution yield | Join | Join |
| Inception date | March 3, 2015 | November 7, 2025 |
| ESG | No | No |
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Exposure
Countries
MEAR
USA
29.35%
Other
70.65%
CORB
USA
57.59%
Other
42.41%
Sectors
MEAR
Municipal
29.34%
Other
70.66%
CORB
Sovereign
37.82%
Finance
8.16%
Other
54.02%
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Diversification
MEAR
Total weight of top 15 holdings out of 15
21.18%
CORB
Total weight of top 15 holdings out of 15
25.92%
Top 15 holdings
Data as of August 31, 2026
MEAR
St. James Parish, FRN 1nov2040, USD (2010A-1)
2.18%
US46246XAD66
2.12%
US56035DEN84
1.87%
PEFA Inc., 5% 1sep2049, USD (2019)
1.73%
Texas Municipal Gas Acquisition and Supply Corp., 5.5% 1jan2054, USD (2023A)
1.68%
City of Burlington, FRN 1sep2035, USD (2007A)
1.57%
US74440DFN93
1.37%
US46246K5F52
1.33%
US20775CZF49
1.23%
US84129NML00
1.22%
US64987J6Y23
1.01%
US45528VFV62
0.99%
New Mexico Municipal Energy Acquisition Authority, FRN 1jun2054, USD (2025)
0.98%
US365753AW24
0.96%
US196707Y498
0.95%
CORB
USA, Notes 4.125% 31oct2031, USD (R-2031)
2.29%
USA, Bills 0% 19nov2026, USD (182D)
2.09%
US01F0526982
2.08%
USA, Notes 3.125% 15nov2028, USD (F-2028)
2.06%
USA, Notes 3.75% 31aug2031, USD (P-2031)
2.04%
US01F0206957
1.88%
USA, Notes 3.625% 30sep2031, USD (Q-2031)
1.83%
USA, Bonds 4.625% 15nov2055, USD
1.80%
USA, Notes 3.875% 31mar2031, USD (W-2031)
1.75%
USA, Notes 3.625% 30sep2030, USD (AD-2030)
1.65%
US21H0226975
1.54%
USA, Notes 4.625% 30sep2028, USD (AD-2028)
1.26%
USA, Notes 4.5% 15nov2033, USD (F-2033)
1.24%
USA, Notes 4.875% 31oct2028, USD (AF-2028)
1.23%
US21H0506988
1.18%
Frequently asked questions about MEAR and CORB
How have the MEAR and CORB ETFs performed in 2026?
As of October 16, 2026, MEAR is up 1.15% year-to-date (YTD), while CORB has lost -2.22%. That puts MEAR better performer ahead so far this year.
Which ETF is attracting more investor money: MEAR or CORB?
Year-to-date, the MEAR ETF saw +$173M in flows, compared to +$358M for CORB.
Which ETF is bigger: MEAR or CORB?
As of October 16, 2026, MEAR holds $1.49 B in assets under management (AUM), while CORB manages $1.18 B.
What sectors do the MEAR and CORB ETFs invest in?
MEAR leans toward sectors like Municipal. Meanwhile, CORB focuses on Sovereign and Finance.
What are the top holdings of the MEAR ETF and CORB ETF?
MEAR top holdings include St. James Parish, FRN 1nov2040, USD (2010A-1), US46246XAD66 and US56035DEN84. CORB holds in its top three: USA, Notes 4.125% 31oct2031, USD (R-2031), USA, Bills 0% 19nov2026, USD (182D) and US01F0526982.
Which ETF is more diversified: MEAR or CORB?
MEAR holds 313 securities with 21.18% of its assets in the top 15. CORB has 716 securities and a top 15 weight of 25.92%.
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