Vanguard Mortgage-Backed Securities Index Fund Admiral Shares (VMBSX)

VMBSX Holdings Information

VMBSX is a mutual fund with a total of 4890 individual holdings.

• Total Holdings: 4890
• Top 10 Percentage: 7.71%
• Asset Class: Fixed Income
• Fund Category: US Mortgage
• Assets: 17.10B
• Forward PE Ratio: n/a

Top 25 Holdings

As of Aug 31, 2026

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No.	Symbol	Name	% Weight	Shares
1	n/a	Mktliq 12/31/2049	4.61%	8,471,270
2	FNCL.5.5 9.11	Federal National Mortgage Association 5.5%	0.53%	98,980,000
3	n/a	Us Dollar	0.50%	91,359,082
4	G2SF.5.5 9.11	Government National Mortgage Association 5.5%	0.36%	66,990,000
5	FNCL.5 9.11	Federal National Mortgage Association 5.34615%	0.35%	66,410,000
6	G2.MB0025	Government National Mortgage Association	0.28%	53,509,410
7	G2.MB0871	Government National Mortgage Association	0.28%	53,160,843
8	G2.MB1216	Government National Mortgage Association	0.26%	49,849,415
9	FNCL.2 9.13	Federal National Mortgage Association 2.34615%	0.26%	61,760,000
10	G2.MB0936	Government National Mortgage Association	0.26%	49,242,391
11	FN.CC2762	Federal National Mortgage Association	0.26%	47,928,272
12	G2.MB0024	Government National Mortgage Association	0.25%	48,567,590
13	FNCL.6 9.11	Federal National Mortgage Association 6.34615%	0.25%	45,170,000
14	G2SF.6 10.11	Government National Mortgage Association	0.25%	44,790,000
15	FR.SD4155	Federal Home Loan Mortgage Corp.	0.25%	57,716,255
16	FR.RQ0118	Federal Home Loan Mortgage Corp.	0.24%	45,296,594
17	G2.MB1142	Government National Mortgage Association	0.23%	43,405,223
18	FR.SD8146	Federal Home Loan Mortgage Corp.	0.23%	52,922,770
19	G2.MB1070	Government National Mortgage Association	0.23%	42,815,066
20	FR.RQ0094	Federal Home Loan Mortgage Corp.	0.22%	41,256,094
21	FR.RQ0056	Federal Home Loan Mortgage Corp.	0.21%	39,547,027
22	G2.MB0814	Government National Mortgage Association	0.21%	39,134,680
23	G2.MB1285	Government National Mortgage Association	0.21%	38,538,388
24	FNCL.6 10.11	Federal National Mortgage Association	0.21%	37,490,000
25	FR.SD8128	Federal Home Loan Mortgage Corp.	0.21%	47,858,329

Showing 25 of 4890 holdings

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Data Source: Finnhub Last updated: Aug 31, 2026

Mutual fund holdings data is provided by Finnhub. Holdings are typically published by the fund issuer on a monthly or quarterly basis, often with a 30–60 day delay.

Update frequency:

Quarterly

Last checked:

Oct 14, 2026

Data Sources Report a data error

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