MFS Corporate Bond Fund Class B (MFBBX) - Corporate Bond fund with $4.38 Billion in assets. The fund allocates 7.90% 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 MFS Institutional Money Market Portfolio, Class A at 2.23% of total assets. This is followed by U.S. Treasury Bonds (0.54%) and Boeing Co. (The) (0.73%).