Media Advisory - Oldest mutual fund company in U.S. celebrates its anniversary by opening trading at the Toronto Stock Exchange

    TORONTO, March 18 /CNW/ - MFS Investment Management, a member of the Sun
Life Financial group of companies, and the oldest mutual fund company in the
United States, has turned 85 years old. MFS has had many accomplishments in
its long history. The company began in 1924 as Massachusetts Investors Trust,
the country's first open-end mutual fund, and in 1932 it established one of
the first in-house research groups in the industry.
    John Reilly, MFS Senior Vice-President, Marketing/Communications, joined
by Sun Life executives, will be on hand to open the market on Monday, March 23
to commemorate MFS's 85th anniversary.
    A part of Sun Life since 1982, MFS is a global asset management company
that currently oversees more than 5 million investor accounts and has six
research offices in key markets around the world.Date:      Monday, March 23, 2009

    Time:      9:30 a.m. (ET)

    Location:  TSX Broadcast Centre, 130 King Street West,
               Toronto (Main Floor)Note to Television Editors: Media may pick up a feed from the TOC
(television operations centre) for all market open ceremonies. The feed is
named TSX Transmit 2 and is produced at the TSX and sent live to the TOC. The
client moves into position for the market open ceremony at approximately
9:27 a.m. and the markets will open with the sound of a SIREN (the traditional
market open on Toronto Stock Exchange) at 9:30 a.m.

    MFS
    MFS manages approximately US$134 billion in assets on behalf of more than
5 million individual and institutional investors worldwide as of December 31,
2008.

    Sun Life Financial

    Sun Life Financial is a leading international financial services
organization providing a diverse range of protection and wealth accumulation
products and services to individuals and corporate customers. Chartered in
1865, Sun Life Financial and its partners today have operations in key markets
worldwide, including Canada, the United States, the United Kingdom, Ireland,
Hong Kong, the Philippines, Japan, Indonesia, India, China and Bermuda. As of
December 31, 2008, the Sun Life Financial group of companies had total assets
under management of C$381 billion. For more information please visit
www.sunlife.com.
    Sun Life Financial Inc. trades on the Toronto (TSX), New York (NYSE) and
Philippine (PSE) stock exchanges under ticker symbol SLF.