iShares MBS ETF
MBB
Closed
$93.13
Closed
-(-)
At close
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About
MBB was created on 2007-03-13 by iShares. The fund's investment portfolio concentrates primarily on investment grade fixed income. The ETF currently has 38948.06m in AUM and 11182 holdings. MBB tracks a market-weighted index of investment-grade mortgage pass-through securities. The index includes fixed and floating rate securities issued by GNMA, FNMA and FHLMC.
Company
iShares
Asset class
Fixed Income
Inception date
2007
Investment segment
Investment Grade
ISIN
US4642885887
Website
Key stats
Open
$93.26
Volume
2.25M
AUM
$39.23B
Prev. close
$93.12
Expense ratio
0.04%
P/E
0.00
$93.05
Day’s Range
$93.26
$92.68
52W Range
$96.97
What’s in the fund
11173
Total holdings
BLACKROCK CASH CL INST SL AGENCY
6.70%
GNMA2 30YR TBA(REG C) - 5.5 2026-09-21
1.07%
FHLMC 30YR UMBS SUPER - 2.0 2051-05-01
0.99%
UMBS 30YR TBA(REG A) - 5.5 2026-09-14
0.96%
UMBS 30YR TBA(REG A) - 5.0 2026-09-14
0.72%
GNMA2 30YR TBA(REG C) - 5.0 2026-09-21
0.56%
GNMA2 30YR - 5.0 2054-11-20
0.52%
GNMA2 30YR - 2.0 2051-10-20
0.51%
GNMA2 30YR - 2.0 2051-12-20
0.51%
Others
87.46%
Returns
Performance
_
Difference
_
iShares MBS ETF
Aug
6
Dividends
The last payment date was Aug 6, 2026
Div. per Share
$0.68
Div. Yield
0.73%
Div. Growth YoY
-32.20%
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