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Filing Detail
Form 13F-HR - Quarterly report filed by institutional managers, Holdings:
SEC Accession No. 0001193125-12-051620
Filing Date
2012-02-10
Accepted
2012-02-10 12:34:25
Documents
1
Period of Report
2011-12-31
Effectiveness Date
2012-02-10

Document Format Files

Seq Description Document Type Size
1 MASSACHUSETTS FINANCIAL SERVICES COMPANY 13F-HR d281499d13fhr.txt 13F-HR 272213
  Complete submission text file 0001193125-12-051620.txt   273199
Mailing Address 500 BOYLSTON STREET 10TH FLOOR BOSTON MA 02116
Business Address 500 BOYLSTON ST 10TH FL BOSTON MA 02116 18006372929
MASSACHUSETTS FINANCIAL SERVICES CO /MA/ (Filer) CIK: 0000912938 (see all company filings)

IRS No.: 000000000 | State of Incorp.: DE | Fiscal Year End: 1231
Type: 13F-HR | Act: 34 | File No.: 028-04968 | Film No.: 12590813