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Form SC 13G/A - Statement of Beneficial Ownership by Certain Investors: [Amend]
SEC Accession No. 0001104659-09-008471
Filing Date
2009-02-12
Accepted
2009-02-11 20:36:06
Documents
1

Document Format Files

Seq Description Document Type Size
1 SC 13G/A a09-5206_12sc13ga.htm SC 13G/A 71931
  Complete submission text file 0001104659-09-008471.txt   73945
Mailing Address 225 SOUTH LAKE AVE SUITE 400 PASADENA CA 91101
Business Address 225 SOUTH LAKE AVE STE 400 PASADENA CA 91101-3005 8183049222
PRIMECAP MANAGEMENT CO/CA/ (Filed by) CIK: 0000763212 (see all company filings)

IRS No.: 953868081
Type: SC 13G/A

Mailing Address 14 CAMBRIDGE CENTER CAMBRIDGE MA 02142
Business Address 14 CAMBRIDGE CENTER CAMBRIDGE MA 02142 6176792000
BIOGEN IDEC INC. (Subject) CIK: 0000875045 (see all company filings)

IRS No.: 330112644 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC 13G/A | Act: 34 | File No.: 005-42028 | Film No.: 09591399
SIC: 2836 Biological Products, (No Diagnostic Substances)