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Filing Detail
Form N-CSRS - Certified Shareholder Report, Semi-Annual:
SEC Accession No. 0001193125-15-155916
Filing Date
2015-04-29
Accepted
2015-04-29 14:30:12
Documents
57
Period of Report
2015-02-28
Effectiveness Date
2015-04-29

Document Format Files

Seq Description Document Type Size
1 MFS SERIES TRUST I N-CSRS d875344dncsrs.htm N-CSRS 7671525
2 SECTION 302 CERTIFICATIONS d875344dex99cert.htm EX-99.CERT 20236
3 SECTION 906 CERTIFICATIONS d875344dex99906cert.htm EX-99.906CERT 7478
4 GRAPHIC g875206art_03.jpg GRAPHIC 22632
5 GRAPHIC g875206art_04.jpg GRAPHIC 3130
6 GRAPHIC g875206g53a79.jpg GRAPHIC 26235
7 GRAPHIC g875206logo_05.jpg GRAPHIC 9746
8 GRAPHIC g875206manning_photo.jpg GRAPHIC 11022
9 GRAPHIC g875206manning_sig.jpg GRAPHIC 7614
10 GRAPHIC g875229art_03.jpg GRAPHIC 22632
11 GRAPHIC g875229art_04.jpg GRAPHIC 3130
12 GRAPHIC g875229g53a79.jpg GRAPHIC 25390
13 GRAPHIC g875229logo_05.jpg GRAPHIC 9746
14 GRAPHIC g875229manning_photo.jpg GRAPHIC 11022
15 GRAPHIC g875229manning_sig.jpg GRAPHIC 7614
16 GRAPHIC g875241art_03.jpg GRAPHIC 22632
17 GRAPHIC g875241art_04.jpg GRAPHIC 3130
18 GRAPHIC g875241g53a79.jpg GRAPHIC 26142
19 GRAPHIC g875241logo_05.jpg GRAPHIC 9746
20 GRAPHIC g875241manning_photo.jpg GRAPHIC 11022
21 GRAPHIC g875241manning_sig.jpg GRAPHIC 7614
22 GRAPHIC g875275art_03.jpg GRAPHIC 22632
23 GRAPHIC g875275art_04.jpg GRAPHIC 3130
24 GRAPHIC g875275g53a79.jpg GRAPHIC 25949
25 GRAPHIC g875275logo_05.jpg GRAPHIC 9746
26 GRAPHIC g875275manning_photo.jpg GRAPHIC 11022
27 GRAPHIC g875275manning_sig.jpg GRAPHIC 7614
28 GRAPHIC g875310art_03.jpg GRAPHIC 22632
29 GRAPHIC g875310art_04.jpg GRAPHIC 3130
30 GRAPHIC g875310g53a79.jpg GRAPHIC 26042
31 GRAPHIC g875310logo_05.jpg GRAPHIC 9746
32 GRAPHIC g875310manning_photo.jpg GRAPHIC 11022
33 GRAPHIC g875310manning_sig.jpg GRAPHIC 7614
34 GRAPHIC g875326art_03.jpg GRAPHIC 22632
35 GRAPHIC g875326art_04.jpg GRAPHIC 3130
36 GRAPHIC g875326g53a79.jpg GRAPHIC 25640
37 GRAPHIC g875326logo_05.jpg GRAPHIC 9746
38 GRAPHIC g875326manning_photo.jpg GRAPHIC 11022
39 GRAPHIC g875326manning_sig.jpg GRAPHIC 7614
40 GRAPHIC g875368art_03.jpg GRAPHIC 22632
41 GRAPHIC g875368art_04.jpg GRAPHIC 3130
42 GRAPHIC g875368g53a79.jpg GRAPHIC 45842
43 GRAPHIC g875368logo_05.jpg GRAPHIC 9746
44 GRAPHIC g875368manning_photo.jpg GRAPHIC 11022
45 GRAPHIC g875368manning_sig.jpg GRAPHIC 7614
46 GRAPHIC g875491art_03.jpg GRAPHIC 22632
47 GRAPHIC g875491art_04.jpg GRAPHIC 3130
48 GRAPHIC g875491g53a79.jpg GRAPHIC 25677
49 GRAPHIC g875491logo_05.jpg GRAPHIC 9746
50 GRAPHIC g875491manning_photo.jpg GRAPHIC 11022
51 GRAPHIC g875491manning_sig.jpg GRAPHIC 7614
52 GRAPHIC g875509art_03.jpg GRAPHIC 22632
53 GRAPHIC g875509art_04.jpg GRAPHIC 3130
54 GRAPHIC g875509g53a79.jpg GRAPHIC 25994
55 GRAPHIC g875509logo_05.jpg GRAPHIC 9746
56 GRAPHIC g875509manning_photo.jpg GRAPHIC 11022
57 GRAPHIC g875509manning_sig.jpg GRAPHIC 7614
  Complete submission text file 0001193125-15-155916.txt   8740495

Series and Classes/Contracts Information:

Existing
  Status Name Ticker Symbol
CIK 0000798244      
Series S000000762   MFS U.S. Government 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
  Status Name Ticker Symbol
CIK 0000798244      
Series S000042701   MFS Low Volatility Equity Fund
Class/Contract C000132013   A MLVAX
Class/Contract C000132014   B MLVBX
Class/Contract C000132015   C MLVGX
Class/Contract C000132016   I MLVHX
Class/Contract C000132017   R1 MLVMX
Class/Contract C000132018   R2 MLVOX
Class/Contract C000132019   R3 MLVPX
Class/Contract C000132020   R4 MLVRX
Class/Contract C000132021   R5 MLVTX
  Status Name Ticker Symbol
CIK 0000798244      
Series S000042702   MFS Low Volatility Global Equity Fund
Class/Contract C000132022   A MVGAX
Class/Contract C000132023   B MVGBX
Class/Contract C000132024   C MVGCX
Class/Contract C000132025   I MVGIX
Class/Contract C000132026   R1 MVGJX
Class/Contract C000132027   R2 MVGKX
Class/Contract C000132028   R3 MVGLX
Class/Contract C000132029   R4 MVGMX
Class/Contract C000132030   R5 MVGNX
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.: 15811665