Total Holdings
11,159
Portfolio diversification across 11,159 positions
MBB
(NASDAQ)iShares MBS ETF
$96.34-- (--)
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MBB ETF Holdings: iShares MBS ETF
Complete portfolio holdings with allocation weights, sector breakdown, and geographic exposure for this Fixed Income ETF. Analyze fund diversification and concentration.
Assets Under Management
$39.12B
Total fund assets
Expense Ratio
0.04%
Annual management fee
Fund Issuer
BlackRock
NASDAQ
Portfolio Allocations
Distribution breakdown by sector, asset type, and geographic region. Understand the fund's diversification strategy across markets and asset classes.
Top 25 Holdings by Portfolio Weight
View ticker symbols, company names, asset types, and allocation percentages for each position
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| # | Symbol | Name | Type | Weight |
|---|---|---|---|---|
| 1 | B BISXX | BlackRock Cash Funds Instl SL Agency | Stock | 4.45% |
| 2 | F FR.SD8146 | Federal Home Loan Mortgage Corp. 2% | Stock | 1.05% |
| 3 | G G2SF.5.5 1.12 | Government National Mortgage Association 5.5% | Stock | 1.00% |
| 4 | G G2.MA7648 | Government National Mortgage Association 2% | Stock | 0.56% |
| 5 | G G2.MA7766 | Government National Mortgage Association 2% | Stock | 0.55% |
| 6 | F FN.MA4492 | Federal Home Loan Mortgage Corp. 2% | Stock | 0.54% |
| 7 | G G2SF.5 1.12 | Government National Mortgage Association 5% | Stock | 0.52% |
| 8 | F FR.SD8140 | Federal Home Loan Mortgage Corp. 2% | Stock | 0.52% |
| 9 | F FNCL.5.5 1.12 | Federal National Mortgage Association 5.5% | Stock | 0.48% |
| 10 | G G2SF.6 1.12 | Government National Mortgage Association 6% | Stock | 0.47% |
| 11 | G G2.MA7472 | Government National Mortgage Association 2.5% | Stock | 0.47% |
| 12 | F FN.MA4465 | Federal Home Loan Mortgage Corp. 2% | Stock | 0.46% |
| 13 | F FN.FS4654 | Federal National Mortgage Association 2% | Stock | 0.45% |
| 14 | G G2.MB0025 | Government National Mortgage Association 5% | Stock | 0.44% |
| 15 | G G2.MA7935 | Government National Mortgage Association 2% | Stock | 0.38% |
| 16 | G G2.MA7367 | Government National Mortgage Association 2.5% | Stock | 0.37% |
| 17 | G G2.MA9171 | Government National Mortgage Association 5.5% | Stock | 0.35% |
| 18 | G G2.MA7987 | Government National Mortgage Association 2.5% | Stock | 0.35% |
| 19 | F FNCL.5 1.12 | Federal National Mortgage Association 5% | Stock | 0.35% |
| 20 | F FR.SD8199 | Federal Home Loan Mortgage Corp. 2% | Stock | 0.35% |
| 21 | F FNCI.2 1.13 | Federal National Mortgage Association 2% | Stock | 0.34% |
| 22 | F FN.MA4281 | Federal Home Loan Mortgage Corp. 2% | Stock | 0.34% |
| 23 | F FN.FS9130 | Federal National Mortgage Association 2% | Stock | 0.34% |
| 24 | F FN.MA4437 | Federal Home Loan Mortgage Corp. 2% | Stock | 0.32% |
| 25 | G G2.MA7826 | Government National Mortgage Association 2% | Stock | 0.32% |