D
Vanguard Mortgage-Backed Securities Index Fund Institutional Shares VMBIX
NASDAQ
Recommendation
NAV
Total Assets
Dividend Yield
Turnover Ratio
Expense Ratio
Weiss Ratings VMBIX-NASDAQ Click to
Compare
Click to
Compare
Click to
Compare
Rating D
Reward Index Weak
Reward Grade D
Risk Index Fair
Risk Grade C
Company Info VMBIX-NASDAQ Click to
Compare
Click to
Compare
Click to
Compare
Provider Vanguard
Manager/Tenure (Years) Joshua C. Barrickman (13)
Website http://www.vanguard.com
Fund Information VMBIX-NASDAQ Click to
Compare
Click to
Compare
Click to
Compare
Fund Name Vanguard Mortgage-Backed Securities Index Fund Institutional Shares
Category Government Mortgage-Backed Bond
Sub-Category US Fixed Income
Prospectus Objective Government Bond - Mortgage
Inception Date Oct 31, 2013
Open/Closed To New Investors Open
Minimum Initial Investment 5,000,000.00
Minimum Subsequent Investment 1.00
Front End Fee --
Back End Fee --
Dividends and Shares VMBIX-NASDAQ Click to
Compare
Click to
Compare
Click to
Compare
Dividend Yield 3.81%
Dividend VMBIX-NASDAQ Click to
Compare
Click to
Compare
Click to
Compare
Dividend Yield (Forward) --
Asset Allocation VMBIX-NASDAQ Click to
Compare
Click to
Compare
Click to
Compare
Cash 3.86%
Stock 0.00%
U.S. Stock 0.00%
Non-U.S. Stock 0.00%
Bond 96.14%
U.S. Bond 96.14%
Non-U.S. Bond 0.00%
Preferred 0.00%
Convertible 0.00%
Other Net 0.00%
Price History VMBIX-NASDAQ Click to
Compare
Click to
Compare
Click to
Compare
7-Day Total Return -0.16%
30-Day Total Return 1.08%
60-Day Total Return 1.59%
90-Day Total Return 1.90%
Year to Date Total Return 1.59%
1-Year Total Return 6.79%
2-Year Total Return 13.61%
3-Year Total Return 17.22%
5-Year Total Return 2.76%
Price VMBIX-NASDAQ Click to
Compare
Click to
Compare
Click to
Compare
Closing Price --
1-Month Low Price --
1-Month High Price --
52-Week Low Price --
52-Week Low Price (Date) --
52-Week High Price --
52-Week High Price (Date) --
NAV VMBIX-NASDAQ Click to
Compare
Click to
Compare
Click to
Compare
Nav $25.71
1-Month Low NAV $25.47
1-Month High NAV $25.91
52-Week Low NAV $24.48
52-Week Low NAV (Date) May 21, 2025
52-Week High NAV $25.91
52-Week High Price (Date) Feb 27, 2026
Beta / Standard Deviation VMBIX-NASDAQ Click to
Compare
Click to
Compare
Click to
Compare
Beta 1.12
Standard Deviation 6.27
Balance Sheet VMBIX-NASDAQ Click to
Compare
Click to
Compare
Click to
Compare
Total Assets 17.03B
Operating Ratios VMBIX-NASDAQ Click to
Compare
Click to
Compare
Click to
Compare
Expense Ratio 0.02%
Turnover Ratio 91.00%
Performance VMBIX-NASDAQ Click to
Compare
Click to
Compare
Click to
Compare
Last Bull Market Total Return 7.15%
Last Bear Market Total Return -4.06%