MBI vs MFM Comparison

MBIA Inc provides financial guaranty insurance for municipal bonds and asset-backed securities in the United States and internationally. It offers an unconditional guarantee to repay the principal and interest on these securities if the issuer defaults. MBIA insures bonds sold in the primary and secondary markets, as well as those held in unit investment trusts and mutual funds. It operates in three segments: the United States Public Finance Insurance, which derives maximum revenue, Corporate, and International & Structured Finance Insurance. The U.S. public finance insurance portfolio is managed through the National Public Finance Guarantee Corporation. International & structured finance insurance business is managed through MBIA Insurance Corporation and its subsidiaries.

MFS Municipal Income Trust is a diversified closed-end management investment company. Its investment objective is to seek high current income exempt from federal income tax, but it may also consider capital appreciation. The fund invests a majority of its net assets, including assets attributable to preferred shares and borrowings for investment purposes, in municipal bonds.