VANGUARD MORTGAGE-BACKED SECURITIES INDEX FUND (VMBSX) is an ETF managed by Vanguard. Its largest position is APPLIED MATERIALS INC /DE (AMAT), representing 4.57% of fund assets.
VANGUARD MORTGAGE-BACKED SECURITIES INDEX FUND Portfolio Holdings
Source: SEC Form N-PORT institutional portfolio disclosures
- Ticker:
- VMBSX
- Type:
- ETF
- Manager:
- Vanguard
- Total Assets:
- —
- Report Date:
- Feb 28, 2026
- Filing Date:
- Apr 28, 2026
| Holding | Weight | Market Value | Shares |
|---|---|---|---|
|
-
APPLIED MATERIALS INC /DE
|
4.57% | $774,216,161.24 | 7,742,936 |
|
-
GOVERNMENT NATIONAL MORTGAGE ASSOCIATION
|
0.44% | $74,591,314.55 | 74,330,000 |
|
-
FEDERAL NATIONAL MORTGAGE ASSOCIATION
|
0.43% | $73,598,943.57 | 88,870,000 |
|
-
FEDERAL NATIONAL MORTGAGE ASSOCIATION
|
0.34% | $57,306,001.51 | 66,175,000 |
|
-
FANNIE MAE POOL MBS 30YR TBA
|
0.32% | $53,664,065.77 | 53,422,000 |
|
-
GOVERNMENT NATIONAL MORTGAGE ASSOCIATION
|
0.29% | $49,314,818.35 | 49,080,000 |
|
-
FREDDIE MAC POOL
|
0.29% | $49,022,410.47 | 59,133,179 |
|
-
GOVERNMENT NATIONAL MORTGAGE ASSOCIATION
|
0.28% | $46,671,931.05 | 46,449,697 |
|
-
FEDERAL NATIONAL MORTGAGE ASSOCIATION
|
0.27% | $46,056,718.25 | 55,078,295 |
|
-
FANNIE MAE POOL MBS 30YR TBA
|
0.26% | $43,495,927.30 | 42,807,000 |
|
-
FREDDIE MAC
|
0.25% | $41,604,864.55 | 49,717,254 |
|
-
FEDERAL NATIONAL MORTGAGE ASSOCIATION
|
0.24% | $41,263,506.56 | 49,346,191 |
|
-
GOVERNMENT NATIONAL MORTGAGE ASSOCIATION
|
0.23% | $39,386,327.79 | 39,512,527 |
|
-
GOVERNMENT NATIONAL MORTGAGE ASSOCIATION
|
0.23% | $38,282,863.75 | 45,177,187 |
|
-
GOVERNMENT NATIONAL MORTGAGE ASSOCIATION
|
0.22% | $37,940,856.26 | 37,109,260 |
|
-
FREDDIE MAC
|
0.22% | $37,524,645.22 | 44,824,707 |
|
-
FEDERAL NATIONAL MORTGAGE ASSOCIATION
|
0.22% | $36,645,969.39 | 37,060,000 |
|
-
GOVERNMENT NATIONAL MORTGAGE ASSOCIATION
|
0.21% | $36,285,167.46 | 42,803,943 |
|
-
FREDDIE MAC
|
0.21% | $36,205,619.72 | 43,297,566 |
|
-
GOVERNMENT NATIONAL MORTGAGE ASSOCIATION
|
0.21% | $35,217,230.83 | 41,559,467 |
|
-
FREDDIE MAC
|
0.21% | $35,160,691.36 | 42,016,553 |
|
-
GOVERNMENT NATIONAL MORTGAGE ASSOCIATION
|
0.21% | $35,154,866.88 | 41,470,579 |
|
-
FANNIE MAE
|
0.21% | $35,146,808.88 | 41,999,964 |
|
-
FHLMC POOL
|
0.20% | $33,637,064.95 | 32,787,495 |
|
-
FEDERAL NATIONAL MORTGAGE ASSOCIATION
|
0.20% | $33,038,867.24 | 36,537,000 |
|
-
FANNIE MAE
|
0.19% | $32,983,195.50 | 39,443,934 |
|
-
UMBS P#SD8506 5.5% 02/01/55
|
0.19% | $32,943,691.80 | 32,392,698 |
|
-
FANNIE MAE
|
0.19% | $32,741,456.09 | 39,154,843 |
|
-
GNMA
|
0.19% | $32,665,864.51 | 32,992,910 |
|
-
GOVERNMENT NATIONAL MORTGAGE ASSOCIATION
|
0.19% | $32,403,431.22 | 33,414,607 |
|
-
GOVERNMENT NATIONAL MORTGAGE ASSOCIATION
|
0.19% | $31,888,225.09 | 31,454,691 |
|
-
FREDDIE MAC
|
0.19% | $31,818,019.19 | 38,107,489 |
|
-
FREDDIE MAC POOL
|
0.19% | $31,522,336.07 | 37,696,922 |
|
-
Fabrinet
|
0.19% | $31,386,000.04 | 37,463,877 |
|
-
FANNIE MAE
|
0.18% | $30,627,029.62 | 36,598,889 |
|
-
FEDERAL HOME LOAN MORTGAGE CORP
|
0.18% | $30,562,728.79 | 30,043,478 |
|
-
GOVERNMENT NATIONAL MORTGAGE A
|
0.18% | $30,175,239.04 | 35,609,468 |
|
-
FHLMC POOL
|
0.17% | $29,337,187.92 | 35,136,271 |
|
-
GOVERNMENT NATIONAL MORTGAGE ASSOCIATION
|
0.17% | $28,751,443.87 | 28,614,540 |
|
-
FNMA
|
0.17% | $28,741,948.36 | 30,430,085 |
|
-
GOVERNMENT NATIONAL MORTGAGE ASSOCIATION
|
0.17% | $28,741,810.39 | 28,604,953 |
|
-
FREDDIE MAC
|
0.17% | $28,407,277.79 | 27,672,938 |
|
-
GNMA
|
0.17% | $28,187,874.97 | 27,691,548 |
|
-
FREDDIE MAC
|
0.16% | $27,863,459.95 | 27,701,622 |
|
-
FANNIE MAE
|
0.16% | $27,386,261.58 | 31,230,837 |
|
-
GOVERNMENT NATIONAL MORTGAGE ASSOCIATION
|
0.16% | $27,351,026.84 | 27,229,260 |
|
-
GOVERNMENT NATIONAL MORTGAGE ASSOCIATION
|
0.16% | $27,249,751.12 | 26,846,178 |
|
-
UMBS P#SD8155 2% 07/01/51
|
0.16% | $27,093,150.25 | 32,400,149 |
|
-
FANNIE MAE
|
0.16% | $26,989,378.07 | 26,291,691 |
|
-
FEDERAL NATIONAL MORTGAGE ASSOCIATION
|
0.16% | $26,927,970.70 | 32,250,824 |
Advertisement (320x50)