MFS Investment Management® (MFS®) announced today that Pilar Gomez-Bravo, CFA, and Robert Persons, CFA, have been named portfolio managers of MFS® Charter Income Trust (NYSE: MCR), a closed end fund, effective August 1, 2013. MFS believes these appointments will strengthen the portfolio management team of MCR and will help support the achievement of its investment objective. There are no changes to the fund's investment objective or strategy.

Gomez-Bravo and Persons join a highly-experienced seven-person portfolio management team, which currently includes MFS portfolio managers William Adams, Ward Brown, David Cole, Richard Hawkins, Joshua Marston, Matthew Ryan and Erik Weisman.

Gomez-Bravo joined MFS in 2013 as a fixed income portfolio manager and credit analyst, located in MFS' London office. She has more 15 years of credit research, analysis and trading experience in both the asset management and investment banking industries. Persons is a fixed income portfolio manager. He joined MFS in 2000 as an investment grade fixed income research analyst. Prior to joining MFS, he served twelve years as a bond analyst and portfolio manager at other asset management firms.

About MFS Investment Management
MFS is a premier global money management firm with investment offices in Boston, Hong Kong, London, Mexico City, São Paulo, Singapore, Sydney, Tokyo and Toronto. The firm's history dates back to March 21, 1924, and the establishment of the first US "open-end" mutual fund. MFS manages $353.7 billion in assets on behalf of individual and institutional investors worldwide, as of June 30, 2013. Please visit mfs.com for more information.

The Trust is a closed-end investment product. Shares of the Trust are only available for purchase/sale, at the current market price, on the NYSE. Shares may trade at a discount to NAV.

MFS Investment Management
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MFS Investment Management
John Reilly, 617-954-5305
or
Dan Flaherty, 617-954-4256