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Filing Detail
Form 497 - Definitive materials:
SEC Accession No. 0000912938-08-000277
Filing Date
2008-04-01 09:33:12
Effectiveness Date

Document Format Files

Seq Description Document Type Size
1 STICKER rif.txt 497 10374
  Complete submission text file 0000912938-08-000277.txt   14120

Series and Classes/Contracts Information:

  Status Name Ticker Symbol
CIK 0000798244      
Series S000000766   MFS Research International Fund
Class/Contract C000002223   A MRSAX
Class/Contract C000002224   R5 MRSJX
Class/Contract C000002225   529A EARSX
Class/Contract C000002226   529B EBRIX
Class/Contract C000002227   529C ECRIX
Class/Contract C000002228   B MRIBX
Class/Contract C000002229   C MRICX
Class/Contract C000002230   I MRSIX
Class/Contract C000002231   R MRIRX
Class/Contract C000002232   R1 MRSGX
Class/Contract C000002233   R2 MRSKX
Class/Contract C000002234   R3 MRSRX
Class/Contract C000002235   R4 MRSHX
Class/Contract C000034436   Class W Shares MRIWX
Mailing Address 500 BOYLSTON ST 15TH FLOOR BOSTON MA 02116
Business Address 500 BOYLSTON ST 15 TH FL BOSTON MA 02116 18006372929
MFS SERIES TRUST I (Filer) CIK: 0000798244 (see all company filings)

IRS No.: 000000000 | State of Incorp.: MA | Fiscal Year End: 1130
Type: 497 | Act: 33 | File No.: 033-07638 | Film No.: 08727491