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ETF · holdings as filed 2026-02-28

What's inside VMBS?

VANGUARD MORTGAGE-BACKED SECURITIES INDEX FUND
Holdings
5,014
positions in the fund
Top 10
7%
of fund assets
Expense ratio
—
net, per year
Fund size
$17B
total net assets
Top 15 holdings
1
—Vanguard Cmt Funds-Vanguard Market Liquidity Fund
4.57%
2
G2SF 5 3/12G2SF 5 3/12
0.44%
3
G2 MB0936G2 MB0936
0.29%
4
FR SD4155FR SD4155
0.29%
5
G2 MB0025G2 MB0025
0.28%
6
FR SD8146FR SD8146
0.27%
7
FR SD8128FR SD8128
0.25%
8
FN MA4325FN MA4325
0.24%
9
FNCL 5.5 3/12FNCL 5.5 3/12
0.23%
10
G2 MA8347G2 MA8347
0.23%
11
FNCL 2 3/13FNCL 2 3/13
0.23%
12
G2 MA7311G2 MA7311
0.23%
13
G2 MB0624G2 MB0624
0.22%
14
FR SD8106FR SD8106
0.22%
15
FNCL 4.5 3/12FNCL 4.5 3/12
0.22%
Sectors
1Unclassified
102%
Geography
1United States
98%
2Unclassified
5%
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Data source: official SEC Form N-PORT filings (as of 2026-02-28); expense ratio from SEC prospectus (risk/return) filings. Fund holdings are disclosed quarterly and may reflect a 60-day reporting delay.
Informational and educational only — not investment advice.