Series and Classes/Contracts Information:
| Existing | |||
| Status | Name | Ticker Symbol | |
| CIK 0001021882 | |||
| Series S000026859 | Vanguard Short-Term Treasury Index Fund | ||
| Class/Contract C000080841 | Admiral Shares | VSBSX | |
| Class/Contract C000080842 | Institutional Shares | VSBIX | |
| Class/Contract C000080843 | ETF Shares | VGSH | |
| Status | Name | Ticker Symbol | |
| CIK 0001021882 | |||
| Series S000026860 | Vanguard Intermediate-Term Treasury Index Fund | ||
| Class/Contract C000080844 | Admiral Shares | VSIGX | |
| Class/Contract C000080845 | Institutional Shares | VIIGX | |
| Class/Contract C000080846 | ETF Shares | VGIT | |
| Status | Name | Ticker Symbol | |
| CIK 0001021882 | |||
| Series S000026861 | Vanguard Long-Term Treasury Index Fund | ||
| Class/Contract C000080847 | Admiral Shares | VLGSX | |
| Class/Contract C000080848 | Institutional Shares | VLGIX | |
| Class/Contract C000080849 | ETF Shares | VGLT | |
| Status | Name | Ticker Symbol | |
| CIK 0001021882 | |||
| Series S000026862 | Vanguard Short-Term Corporate Bond Index Fund | ||
| Class/Contract C000080850 | Admiral Shares | VSCSX | |
| Class/Contract C000080851 | Institutional Shares | VSTBX | |
| Class/Contract C000080852 | ETF Shares | VCSH | |
| Status | Name | Ticker Symbol | |
| CIK 0001021882 | |||
| Series S000026863 | Vanguard Intermediate-Term Corporate Bond Index Fund | ||
| Class/Contract C000080853 | Admiral Shares | VICSX | |
| Class/Contract C000080854 | Institutional Shares | VICBX | |
| Class/Contract C000080855 | ETF Shares | VCIT | |
| Status | Name | Ticker Symbol | |
| CIK 0001021882 | |||
| Series S000026864 | Vanguard Long-Term Corporate Bond Index Fund | ||
| Class/Contract C000080856 | Admiral Shares | VLTCX | |
| Class/Contract C000080857 | Institutional Shares | VLCIX | |
| Class/Contract C000080858 | ETF Shares | VCLT | |
| Status | Name | Ticker Symbol | |
| CIK 0001021882 | |||
| Series S000026865 | Vanguard Mortgage-Backed Securities Index Fund | ||
| Class/Contract C000080859 | Admiral Shares | VMBSX | |
| Class/Contract C000080860 | Institutional Shares | VMBIX | |
| Class/Contract C000080861 | ETF Shares | VMBS | |
| Status | Name | Ticker Symbol | |
| CIK 0001021882 | |||
| Series S000059555 | Vanguard Total Corporate Bond ETF | ||
| Class/Contract C000195056 | ETF Shares | VTC | |
| Status | Name | Ticker Symbol | |
| CIK 0001021882 | |||
| Series S000062658 | Vanguard Total World Bond ETF | ||
| Class/Contract C000203194 | ETF Shares | BNDW | |
IRS No.: 232439140 | State of Incorp.: DE | Fiscal Year End: 0831
Type: N-CSR | Act: 40 | File No.: 811-07803 | Film No.: 241414969
