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Filing Detail
Form SC 13G - Statement of Beneficial Ownership by Certain Investors:
SEC Accession No. 0001104659-03-028329
Filing Date
2003-12-12
Accepted
2003-12-11 20:19:44
Documents
1

Document Format Files

Seq Description Document Type Size
1 SC 13G a03-6171_1sc13g.htm SC 13G 61631
  Complete submission text file 0001104659-03-028329.txt   63633
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

Mailing Address 11011 TORREYANA ROAD SAN DIEGO CA 92121
Business Address 11011 TORREYANA ROAD SAN DIEGO CA 92121 6195508500
BIOGEN IDEC INC (Subject) CIK: 0000875045 (see all company filings)

IRS No.: 330112644 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC 13G | Act: 34 | File No.: 005-42028 | Film No.: 031050565
SIC: 2836 Biological Products, (No Diagnostic Substances)