SEC Filings

SEC Filings Details

SEC Filing Details

Document Details

Form
Filing Date
Jun 1, 2010
Document Date
May 28, 2010
Form Description
Initial filing by director officer or owner of more than ten percent.
Filing Group
3,4,5
Company
Alexion Pharmaceuticals, Inc.
Issuer
ALEXION PHARMACEUTICALS, INC.
Filer
VENEMAN ANN M