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Filing Detail
Form 4/A - Statement of changes in beneficial ownership of securities: [Amend]
SEC Accession No. 0001231977-11-000038
Filing Date
2011-02-25
Accepted
2011-02-25 17:06:33
Documents
1
Period of Report
2011-02-22

Document Format Files

Seq Description Document Type Size
1 PRIMARY DOCUMENT primary_doc.html 4/A  
1 PRIMARY DOCUMENT primary_doc.xml 4/A 3263
  Complete submission text file 0001231977-11-000038.txt   4982
Mailing Address 352 KNOTTER DRIVE CHESHIRE CT 06511
Business Address 352 KNOTTER DRIVE CHESHIRE CT 06511 2037761790
ALEXION PHARMACEUTICALS INC (Issuer) CIK: 0000899866 (see all company filings)

IRS No.: 133648318 | State of Incorp.: DE | Fiscal Year End: 1231
SIC: 2834 Pharmaceutical Preparations

Mailing Address 509 MADISON AVE 14TH FL NEW YORK NY 10022
Business Address
LINK MAX (Reporting) CIK: 0001050944 (see all company filings)

Type: 4/A | Act: 34 | File No.: 000-27756 | Film No.: 11642010