MFS Series Trust X
09/24/2026 | Press release | Distributed by Public on 09/24/2026 06:54
Prospectus by Investment Company (Form 497)
SUPPLEMENT TO THE PROSPECTUS
Supplement dated September 24, 2026, to the Prospectus dated September 26, 2025.
MFS® Blended Research® Growth Equity Fund
Effective immediately, the following is added after the table in the sub-section entitled "Portfolio Manager(s)" under the main heading entitled "Management of the Fund":
Effective October 31, 2026, Nathan Bryant will join Matt Krummell as co-lead portfolio manager of the fund.
BRW-SUP-I-092426
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