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Filing Detail
Form 497 - Definitive materials:
SEC Accession No. 0000912938-08-000347
Filing Date
2008-05-28
Accepted
2008-05-28 15:28:59
Documents
1
Effectiveness Date
2008-05-28

Document Format Files

Seq Description Document Type Size
1 STICKER mcflifetime.txt 497 747
  Complete submission text file 0000912938-08-000347.txt   10692

Series and Classes/Contracts Information:

Existing
  Status Name Ticker Symbol
CIK 0000798244      
Series S000000762   MFS Cash Reserve Fund
Class/Contract C000002179   A MSRXX
Class/Contract C000002180   529B MRBXX
Class/Contract C000002181   529C MRCXX
Class/Contract C000002182   B MCRXX
Class/Contract C000002183   C MCCXX
Class/Contract C000002184   R1 CRVXX
Class/Contract C000002185   old R2 CRLXX
Class/Contract C000002186   R3 CRMXX
Class/Contract C000002187   R4 CRJXX
Class/Contract C000002188   R5 CRKXX
Class/Contract C000002189   529A MACXX
  Status Name Ticker Symbol
CIK 0001330967      
Series S000002501   MFS Lifetime Retirement Income Fund
Class/Contract C000006793   A MLLAX
Class/Contract C000006794   B MLLBX
Class/Contract C000006795   C MLLCX
Class/Contract C000006796   I MLLIX
Class/Contract C000006797   R1 MLLEX
Class/Contract C000006798   old R2 MLLFX
Class/Contract C000006799   R3 MLLGX
Class/Contract C000006800   R4 MLLHX
Class/Contract C000006801   R5 MLLJX
  Status Name Ticker Symbol
CIK 0001330967      
Series S000002502   MFS Lifetime 2010 Fund
Class/Contract C000006802   A MFSAX
Class/Contract C000006803   B MFSBX
Class/Contract C000006804   C MFSDX
Class/Contract C000006805   I MFSIX
Class/Contract C000006806   R1 MFSEX
Class/Contract C000006807   old R2 MFSFX
Class/Contract C000006808   R3 MFSNX
Class/Contract C000006809   R4 MFSOX
Class/Contract C000006810   R5 MFSPX
  Status Name Ticker Symbol
CIK 0001330967      
Series S000002503   MFS Lifetime 2020 Fund
Class/Contract C000006811   A MFLAX
Class/Contract C000006812   B MFLBX
Class/Contract C000006813   C MFLCX
Class/Contract C000006814   I MFLIX
Class/Contract C000006815   R1 MFLEX
Class/Contract C000006816   old R2 MFLFX
Class/Contract C000006817   R3 MFLGX
Class/Contract C000006818   R4 MFLHX
Class/Contract C000006819   R5 MFLJX
  Status Name Ticker Symbol
CIK 0001330967      
Series S000002504   MFS Lifetime 2030 Fund
Class/Contract C000006820   A MLTAX
Class/Contract C000006821   B MLTBX
Class/Contract C000006822   C MLTCX
Class/Contract C000006823   I MLTIX
Class/Contract C000006824   R1 MLTEX
Class/Contract C000006825   old R2 MLTFX
Class/Contract C000006826   R3 MLTGX
Class/Contract C000006827   R4 MLTHX
Class/Contract C000006828   R5 MLTJX
  Status Name Ticker Symbol
CIK 0001330967      
Series S000002505   MFS Lifetime 2040 Fund
Class/Contract C000006829   A MLFAX
Class/Contract C000006830   B MLFBX
Class/Contract C000006831   C MLFCX
Class/Contract C000006832   I MLFIX
Class/Contract C000006833   R1 MLFEX
Class/Contract C000006834   old R2 MLFFX
Class/Contract C000006835   R3 MLFGX
Class/Contract C000006836   R4 MLFHX
Class/Contract C000006837   R5 MLFJX
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.: 08863425

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.: 08863426