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Filing Detail
Form N-CSRS - Certified Shareholder Report, Semi-Annual:
SEC Accession No. 0001193125-13-192023
Filing Date
2013-05-01
Accepted
2013-05-01 15:07:08
Documents
45
Period of Report
2013-02-28
Effectiveness Date
2013-05-01

Document Format Files

Seq Description Document Type Size
1 MFS SERIES TRUST I N-CSRS d491214dncsrs.htm N-CSRS 6278603
2 SECTION 302 CERTIFICATIONS d491214dex99cert.htm EX-99.CERT 20227
3 SECTION 906 CERTIFICATIONS d491214dex99906cert.htm EX-99.906CERT 7475
4 GRAPHIC g491090art_03.jpg GRAPHIC 22632
5 GRAPHIC g491090art_04.jpg GRAPHIC 3130
6 GRAPHIC g491090g89b88.jpg GRAPHIC 30049
7 GRAPHIC g491090logo_03.jpg GRAPHIC 9767
8 GRAPHIC g491090manning_photo.jpg GRAPHIC 11022
9 GRAPHIC g491090manning_sig.jpg GRAPHIC 7614
10 GRAPHIC g491256art_03.jpg GRAPHIC 22632
11 GRAPHIC g491256art_04.jpg GRAPHIC 3130
12 GRAPHIC g491256g62e50.jpg GRAPHIC 11358
13 GRAPHIC g491256logo_03.jpg GRAPHIC 9767
14 GRAPHIC g491256manning_photo.jpg GRAPHIC 11022
15 GRAPHIC g491256manning_sig.jpg GRAPHIC 7614
16 GRAPHIC g491288art_03.jpg GRAPHIC 22632
17 GRAPHIC g491288art_04.jpg GRAPHIC 3130
18 GRAPHIC g491288g96r08.jpg GRAPHIC 11778
19 GRAPHIC g491288logo_03.jpg GRAPHIC 9767
20 GRAPHIC g491288manning_photo.jpg GRAPHIC 11022
21 GRAPHIC g491288manning_sig.jpg GRAPHIC 7614
22 GRAPHIC g491625art_03.jpg GRAPHIC 22632
23 GRAPHIC g491625art_04.jpg GRAPHIC 3130
24 GRAPHIC g491625g97h56.jpg GRAPHIC 11031
25 GRAPHIC g491625logo_03.jpg GRAPHIC 9767
26 GRAPHIC g491625manning_photo.jpg GRAPHIC 11022
27 GRAPHIC g491625manning_sig.jpg GRAPHIC 7614
28 GRAPHIC g491639art_03.jpg GRAPHIC 22632
29 GRAPHIC g491639art_04.jpg GRAPHIC 3130
30 GRAPHIC g491639g97h56.jpg GRAPHIC 10717
31 GRAPHIC g491639logo_03.jpg GRAPHIC 9767
32 GRAPHIC g491639manning_photo.jpg GRAPHIC 11022
33 GRAPHIC g491639manning_sig.jpg GRAPHIC 7614
34 GRAPHIC g491665art_03.jpg GRAPHIC 22632
35 GRAPHIC g491665art_04.jpg GRAPHIC 3130
36 GRAPHIC g491665g46c81.jpg GRAPHIC 11278
37 GRAPHIC g491665logo_03.jpg GRAPHIC 9767
38 GRAPHIC g491665manning_photo.jpg GRAPHIC 11022
39 GRAPHIC g491665manning_sig.jpg GRAPHIC 7614
40 GRAPHIC g491695art_03.jpg GRAPHIC 22632
41 GRAPHIC g491695art_04.jpg GRAPHIC 3130
42 GRAPHIC g491695g86p69.jpg GRAPHIC 11190
43 GRAPHIC g491695logo_03.jpg GRAPHIC 9767
44 GRAPHIC g491695manning_photo.jpg GRAPHIC 11022
45 GRAPHIC g491695manning_sig.jpg GRAPHIC 7614
  Complete submission text file 0001193125-13-192023.txt   6979994

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 C000002186   R2 CRMXX
Class/Contract C000002187   R3 CRJXX
Class/Contract C000002188   R4 CRKXX
Class/Contract C000002189   529A MACXX
  Status Name Ticker Symbol
CIK 0000798244      
Series S000000763   MFS Core Equity Fund
Class/Contract C000002190   A MRGAX
Class/Contract C000002191   R4 MRGJX
Class/Contract C000002192   B MRGBX
Class/Contract C000002193   C MRGCX
Class/Contract C000002194   I MRGRX
Class/Contract C000002196   R1 MRGGX
Class/Contract C000002198   R2 MRERX
Class/Contract C000002199   R3 MRGHX
Class/Contract C000124424   R5 MRGKX
  Status Name Ticker Symbol
CIK 0000798244      
Series S000000765   MFS New Discovery Fund
Class/Contract C000002210   A MNDAX
Class/Contract C000002211   R4 MNDJX
Class/Contract C000002212   529A EANDX
Class/Contract C000002213   529B EBNDX
Class/Contract C000002214   529C ECNDX
Class/Contract C000002215   B MNDBX
Class/Contract C000002216   C MNDCX
Class/Contract C000002217   I MNDIX
Class/Contract C000002219   R1 MNDGX
Class/Contract C000002221   R2 MNDRX
Class/Contract C000002222   R3 MNDHX
Class/Contract C000075013   R5 MNDKX
  Status Name Ticker Symbol
CIK 0000798244      
Series S000000766   MFS Research International Fund
Class/Contract C000002223   A MRSAX
Class/Contract C000002224   R4 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 C000002232   R1 MRSGX
Class/Contract C000002234   R2 MRSRX
Class/Contract C000002235   R3 MRSHX
Class/Contract C000034436   R5 MRSKX
  Status Name Ticker Symbol
CIK 0000798244      
Series S000000768   MFS Technology Fund
Class/Contract C000002249   A MTCAX
Class/Contract C000002250   R4 MTCJX
Class/Contract C000002251   B MTCBX
Class/Contract C000002252   C MTCCX
Class/Contract C000002253   I MTCIX
Class/Contract C000002255   R1 MTCKX
Class/Contract C000002257   R2 MTERX
Class/Contract C000002258   R3 MTCHX
Class/Contract C000124425   R5 MTCLX
  Status Name Ticker Symbol
CIK 0000798244      
Series S000000769   MFS Value Fund
Class/Contract C000002259   A MEIAX
Class/Contract C000002260   R4 MEIJX
Class/Contract C000002261   529A EAVLX
Class/Contract C000002262   529B EBVLX
Class/Contract C000002263   529C ECVLX
Class/Contract C000002264   B MFEBX
Class/Contract C000002265   C MEICX
Class/Contract C000002266   I MEIIX
Class/Contract C000002268   R1 MEIGX
Class/Contract C000002270   R2 MVRRX
Class/Contract C000002271   R3 MEIHX
Class/Contract C000033014   R5 MEIKX
  Status Name Ticker Symbol
CIK 0000798244      
Series S000033794   MFS Global Leaders Fund
Class/Contract C000104412   A GLOAX
Class/Contract C000104413   B GLOBX
Class/Contract C000104414   C GLOCX
Class/Contract C000104415   I GLODX
Mailing Address 111 HUNTINGTON AVENUE 24TH FLOOR BOSTON MA 02199
Business Address 111 HUNTINGTON AVENUE 24TH FLOOR BOSTON MA 02199 18006372929
MFS SERIES TRUST I (Filer) CIK: 0000798244 (see all company filings)

IRS No.: 000000000 | State of Incorp.: MA | Fiscal Year End: 1130
Type: N-CSRS | Act: 40 | File No.: 811-04777 | Film No.: 13802639