Vanguard Total Bond Market II Idx I (VTBNX) - Intermediate Core Bond fund with $163.24 Billion in assets. The fund allocates 5.56% of its portfolio to its top 10 holdings. It primarily invests in averagemarketcap cap stocks , with a focus on the cash and equivalents sector.
The largest holding in the fund is Vanguard Market Liquidity Fund at 5.19% of total assets. This is followed by US TREASURY N/B (0.37%) .