Vanguard Mortgage-Backed Securities Index FundVMBIX
Type
Mutual fund
Peer group
Taxable bond
Net assets
$16.9B
Expense ratio
0.02%
1-year return
+3.1%
3 years, a year
+4.8%
5 years, a year
+0.4%
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 VMBIX.
- VMBIX overview
- VMBIX holdings
- VMBIX risk
- VMBIX costs
- VMBIX money in and out
- VMBIX share classes
- Compare VMBIX 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.