Vanguard Mortgage-Backed Securities Index FundVMBSX
Type
Mutual fund
Peer group
Taxable bond
Net assets
$16.9B
Expense ratio
0.04%
1-year return
+3.1%
3 years, a year
+4.7%
5 years, a year
+0.3%
Holdings
5,026
What it aims to do.
Vanguard Mortgage-Backed Securities Index Fund (the Fund) seeks to track the performance of a market-weighted mortgage-backed securities index.
Top 10 holdings.
| Holding | % of fund |
|---|---|
| Vanguard Cmt Funds-Vanguard Market Liquidity Fund | 4.57% |
| Ginnie Mae II Pool | 0.44% |
| Fannie Mae or Freddie Mac | 0.43% |
| Fannie Mae or Freddie Mac | 0.34% |
| Fannie Mae or Freddie Mac | 0.32% |
| Ginnie Mae II Pool | 0.29% |
| Freddie Mac Pool | 0.29% |
| Ginnie Mae II Pool | 0.28% |
| Freddie Mac Pool | 0.27% |
| Fannie Mae or Freddie Mac | 0.26% |
More on VMBSX.
- VMBSX overview
- VMBSX holdings
- VMBSX risk
- VMBSX costs
- VMBSX money in and out
- VMBSX share classes
- Compare VMBSX with other funds
Returns after fees, from the fund's SEC filings up to Aug 2026. Past returns are not a promise. Not financial advice.