SC 13G/A | SEC Filings Hub

Filing metadata

Accession number: 0001422848-13-000007
Form type: SC 13G
Filer: ALEXION PHARMACEUTICALS INC
CIK: CIK 899866
Filed: Feb 12, 2013
Reporting period: Dec 31, 2012
Description: Passive 5%+ stake

Documents

0001422848-13-000007-index.htm

Complete submission

0001422848-13-000007.txt

directory listing

Filed by

ALEXION PHARMACEUTICALS INC