BlackRock Core Bond Portfolio (BCBRX) is an MF managed by BlackRock / iShares. Its largest position is UMBS, TBA (null), representing 4.10% of fund assets.
BlackRock Core Bond Portfolio Portfolio Holdings
Source: SEC Form N-PORT institutional portfolio disclosures
- Ticker:
- BCBRX
- Type:
- MF
- Manager:
- BlackRock / iShares
- Total Assets:
- —
- Report Date:
- Mar 31, 2026
- Filing Date:
- May 28, 2026
| Holding | Weight | Market Value | Shares |
|---|---|---|---|
|
-
UMBS, TBA
|
4.10% | $140,640,402.95 | 153,429,683 |
|
-
BLACKROCK LIQUIDITY FUNDS T-FU
|
3.04% | $104,265,118.29 | 104,265,118 |
|
-
UMBS, TBA
|
2.08% | $71,370,005.91 | 70,100,000 |
|
-
UMBS, TBA
|
2.05% | $70,502,988.60 | 70,179,747 |
|
-
UMBS, TBA
|
1.96% | $67,227,798.34 | 76,553,600 |
|
-
UMBS, TBA
|
1.94% | $66,523,196.88 | 67,459,081 |
|
-
UMBS, TBA
|
1.51% | $51,715,552.06 | 50,734,947 |
|
-
ISHARES IBOXX USD INVESTMENT G
|
1.37% | $46,920,195.00 | 430,500 |
|
-
FNMA OR FHLMC
|
1.09% | $37,283,461.37 | 44,352,073 |
|
-
GOVERNMENT NATIONAL MORTGAGE ASSOCIATION
|
0.76% | $26,066,963.10 | 25,902,000 |
|
-
UNIFORM MORTGAGE-BACKED SECURITIES
|
0.75% | $25,729,158.04 | 28,100,000 |
|
-
FEDERAL HOME LOAN MORTGAGE CORP
|
0.58% | $19,921,902.73 | 19,756,966 |
|
-
FEDERAL HOME LOAN MORTGAGE CORP
|
0.49% | $16,674,482.68 | 16,537,166 |
|
-
FANNIE MAE
|
0.44% | $14,987,556.28 | 17,799,569 |
|
-
GOVERNMENT NATIONAL MORTGAGE ASSOCIATION
|
0.43% | $14,719,286.55 | 14,476,000 |
|
-
GOVERNMENT NATIONAL MORTGAGE ASSOCIATION
|
0.41% | $13,900,873.95 | 14,037,000 |
|
-
FEDERAL HOME LOAN MORTGAGE CORP
|
0.38% | $13,190,130.49 | 14,765,438 |
|
-
UMBS, TBA
|
0.37% | $12,585,772.99 | 12,166,000 |
|
-
GOVERNMENT NATIONAL MORTGAGE ASSOCIATION
|
0.35% | $12,062,173.69 | 12,488,000 |
|
-
FNMA
|
0.33% | $11,428,128.27 | 13,883,848 |
|
-
FEDERAL HOME LOAN MORTGAGE CORP
|
0.33% | $11,421,544.03 | 11,533,145 |
|
-
GOVERNMENT NATIONAL MORTGAGE ASSOCIATION
|
0.32% | $11,124,771.38 | 13,458,940 |
|
-
CROSS 2026-NQM1 MORTGAGE TRUST CROSS 2026 NQM1 A1 144A
|
0.28% | $9,484,634.74 | 9,432,652 |
|
-
GOVERNMENT NATIONAL MORTGAGE ASSOCIATION
|
0.27% | $9,337,615.60 | 9,360,932 |
|
-
UMBS, TBA
|
0.27% | $9,101,564.08 | 11,303,000 |
|
-
FANNIE MAE
|
0.26% | $9,006,106.61 | 11,063,719 |
|
-
GOVERNMENT NATIONAL MORTGAGE ASSOCIATION
|
0.26% | $8,845,779.71 | 10,711,000 |
|
-
FEDERAL HOME LOAN MORTGAGE CORP
|
0.25% | $8,446,566.70 | 8,387,629 |
|
-
GS FINANCE CORP
|
0.23% | $8,013,837.35 | 8,350,000 |
|
-
FANNIE MAE OR FREDDIE MAC MBS 15YR TBA
|
0.22% | $7,684,249.48 | 7,740,000 |
|
-
FANNIE MAE
|
0.22% | $7,676,238.79 | 9,115,712 |
|
-
FEDERAL HOME LOAN MORTGAGE CORP
|
0.22% | $7,621,511.81 | 9,262,654 |
|
-
GOVERNMENT NATIONAL MORTGAGE ASSOCIATION
|
0.22% | $7,512,212.09 | 8,408,578 |
|
-
EFMT 2026-NQM3
|
0.22% | $7,451,760.00 | 7,500,000 |
|
-
PRESTON RIDGE PARTNERS MORTGAG
|
0.21% | $7,346,923.68 | 7,375,024 |
|
-
HOME OWNER MORTGAGE ENHANCED SECURUTIES LIMITED
|
0.20% | $6,994,551.84 | 6,963,717 |
|
-
JP MORGAN MORTGAGE TRUST
|
0.20% | $6,987,322.52 | 7,754,520 |
|
-
FANNIE MAE
|
0.20% | $6,954,991.32 | 8,215,201 |
|
-
BARCLAYS MORTGAGE LOAN TRUST 2025-NQM1
|
0.20% | $6,901,266.03 | 6,857,828 |
|
-
MFA TRUST
|
0.20% | $6,830,831.54 | 6,872,727 |
|
-
FEDERAL HOME LOAN MORTGAGE CORP
|
0.20% | $6,828,429.85 | 7,932,210 |
|
-
REGATTA XI FUNDING LTD.
|
0.20% | $6,731,247.94 | 6,720,000 |
|
-
GOVERNMENT NATIONAL MORTGAGE ASSOCIATION
|
0.19% | $6,569,873.44 | 7,638,000 |
|
-
GOVERNMENT NATIONAL MORTGAGE ASSOCIATION
|
0.19% | $6,367,367.60 | 6,127,000 |
|
-
FEDERAL HOME LOAN MORTGAGE CORP
|
0.18% | $6,185,160.88 | 7,203,402 |
|
-
GOVERNMENT NATIONAL MORTGAGE ASSOCIATION
|
0.18% | $6,169,112.21 | 6,903,960 |
|
-
PRETIUM MORTGAGE CREDIT PARTNERS LLC
|
0.18% | $6,096,011.70 | 6,271,500 |
|
-
ASPIRE MORTGAGE TRUST
|
0.17% | $5,958,442.80 | 6,000,000 |
|
-
A&D MORTGAGE TRUST
|
0.17% | $5,936,079.00 | 6,000,000 |
|
-
RATE MORTGAGE TRUST
|
0.17% | $5,762,920.29 | 6,442,391 |
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