Vanguard Core Bond Fund (Vanguard Core Bond Fund Admiral) Fonds

The fund invests in fixed income securities of various maturities, yields, and qualities. Under normal circumstances, it invests at least 80% of its net assets, plus the amount of any borrowings for investment purposes, in bonds, which include fixed income securities such as corporate bonds; U.S. Treasury obligations and other U.S. government and agency securities; and asset-backed, mortgage-backed and mortgage-related securities.