MFS Investment Management® (MFS®) is announcing an addition to the portfolio management team of MFS Charter Income Trust (NYSE: MCR) ("the Fund"), a closed end fund. Effective October 31, 2015, Robert Spector, CFA, will join the team as a portfolio manager.

The Fund, which has an investment objective to seek high current income, but may also consider capital appreciation, will maintain its investment objective and strategy.

Spector is an investment officer with MFS and is a global debt instruments portfolio manager for the Fund. Spector joined MFS in 2011 and was a portfolio manager and chief economist of McLean Budden from March 2005 to September 2011.

About MFS Investment Management

Established in 1924, MFS is an active, global asset manager with investment offices in Boston, Hong Kong, London, Mexico City, São Paulo, Singapore, Sydney, Tokyo and Toronto. We employ a uniquely collaborative approach to build better insights for our clients. Our investment approach has three core elements: integrated research, global collaboration and active risk management. As of August 31, 2015, MFS manages US$418.4 billion in assets on behalf of individual and institutional investors worldwide. Please visit mfs.com for more information.

Statements made in this release that look forward in time involve risks and uncertainties and are forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995. Such risks and uncertainties include, without limitation, the adverse effect from a decline in the securities markets or a decline in a Fund’s performance, a general downturn in the economy, competition from other closed-end investment companies, changes in government policy or regulation, inability of a Fund’s investment adviser to attract or retain key employees, inability of a Fund to implement its investment strategy, inability of a Fund to manage rapid expansion and unforeseen costs and other effects related to legal proceedings or investigations of governmental and self-regulatory organizations.

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

MFS Investment Management
111 Huntington Ave, Boston, MA 02199

34209.1