MFS Emerging Growth Fund
MFS Research Fund
MFS Value Fund
Supplement to the Current Prospectus
During the period April 3, 1995 through May 31,
1995 (the "Sales Period") (unless extended by MFS Fund
Distributors, Inc. ("MFD"), the Funds' distributor),
MFD will pay Piper Jaffray, Inc. ("Piper") 100% of the
applicable sales charge on sales of Class A shares of
each of the funds listed above (the "Funds") sold by
Piper during the Sales Period. Furthermore, MFD will
pay Piper an additional commission equal to 0.50% of
the net asset value of all of the Class B shares of
the Funds sold by Piper during the Sales Period.
The date of this Supplement is April 3, 1995.
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