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Filing Detail
Form 4/A - Statement of changes in beneficial ownership of securities: [Amend]
SEC Accession No. 0001127602-10-011471
Filing Date
2010-04-20
Accepted
2010-04-20 16:14:18
Documents
1
Period of Report
2010-03-19

Document Format Files

Seq Description Document Type Size
1 PRIMARY DOCUMENT form4a.html 4/A  
1 PRIMARY DOCUMENT form4a.xml 4/A 3265
  Complete submission text file 0001127602-10-011471.txt   5198
Mailing Address 14 CAMBRIDGE CENTER CAMBRIDGE MA 02142
Business Address 14 CAMBRIDGE CENTER CAMBRIDGE MA 02142 6176792000
BIOGEN IDEC INC. (Issuer) CIK: 0000875045 (see all company filings)

IRS No.: 330112644 | State of Incorp.: DE | Fiscal Year End: 1231
SIC: 2836 Biological Products, (No Diagnostic Substances)

Mailing Address 14 CAMBRIDGE CENTER CAMBRIDGE MA 02142
Business Address
MacLean Michael F (Reporting) CIK: 0001383731 (see all company filings)

Type: 4/A | Act: 34 | File No.: 000-19311 | Film No.: 10759564