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Filing Detail
Form 497 - Definitive materials:
SEC Accession No. 0000912938-08-000302
Filing Date
2008-05-01 09:05:50
Effectiveness Date

Document Format Files

Seq Description Document Type Size
1 STICKER msrsticker.txt 497 369
  Complete submission text file 0000912938-08-000302.txt   2966

Series and Classes/Contracts Information:

  Status Name Ticker Symbol
CIK 0001330967      
Series S000013498   MFS Sector Rotational Fund
Class/Contract C000036524   Class A SRFAX
Class/Contract C000036525   Class B SRFBX
Class/Contract C000036526   Class C SRFCX
Class/Contract C000060709   Class W SRFWX
Class/Contract C000060710   Class R1 SRFDX
Class/Contract C000060711   Class R2 SRFEX
Class/Contract C000060712   Class R3 SRFFX
Class/Contract C000060713   Class R4 SRFGX
Mailing Address 500 BOYLSTON STREET BOSTON MA 02116
Business Address 500 BOYLSTON STREET BOSTON MA 02116 617-954-5000
MFS Series Trust XII (Filer) CIK: 0001330967 (see all company filings)

IRS No.: 000000000 | State of Incorp.: MA | Fiscal Year End: 0430
Type: 497 | Act: 33 | File No.: 333-126328 | Film No.: 08792221