<PAGE>
MFS Institutional Emerging Equities Fund
MFS Institutional Worldwide Fixed Income Fund
MFS Institutional Emerging Markets Fixed Income Fund
MFS Institutional Core Plus Fixed Income Fund
MFS Institutional International Equity Fund
MFS Institutional Mid-Cap Growth Equity Fund
MFS Institutional Research Fund
(series of MFS Institutional Trust)
Supplement to be affixed to the current
Prospectus for distribution in Ohio
Prospective Ohio investors should note the following:
a) This Prospectus must be delivered to the investor prior to consummation
of the sale;
b) The Fund may invest 15% or more of its assets in the securities of
unseasoned issuers and restricted securities, including Rule 144A securities
which may have been deemed to be liquid by the Board of Trustees.
The date of this Supplement is December 1, 1995
