MFS Municipal High Income Fund Class B (MMHBX) is a High Yield Muni fund with $5.26 Billion in assets. The fund allocates 7.22% 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 0.60% of total assets. This is followed by Puerto Rico Sales Tax Financing Corp. Sales Tax (1.96%) and Buckeye Tobacco Settlement Financing Authority (0.64%).