<SEC-DOCUMENT>0000080255-20-001036-index.html : 20200214 <SEC-HEADER>0000080255-20-001036.hdr.sgml : 20200214 <ACCEPTANCE-DATETIME>20200214132949 ACCESSION NUMBER: 0000080255-20-001036 CONFORMED SUBMISSION TYPE: SC 13G/A CONFIRMING COPY: PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 20200214 DATE AS OF CHANGE: 20200214 SUBJECT COMPANY: COMPANY DATA: COMPANY CONFORMED NAME: ALEXION PHARMACEUTICALS, INC. CENTRAL INDEX KEY: 0000899866 STANDARD INDUSTRIAL CLASSIFICATION: PHARMACEUTICAL PREPARATIONS [2834] IRS NUMBER: 133648318 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: SC 13G/A SEC ACT: 1934 Act SEC FILE NUMBER: 005-47771 BUSINESS ADDRESS: STREET 1: 121 SEAPORT BOULEVARD CITY: BOSTON STATE: MA ZIP: 02210 BUSINESS PHONE: 4752302596 MAIL ADDRESS: STREET 1: 121 SEAPORT BOULEVARD CITY: BOSTON STATE: MA ZIP: 02210 FORMER COMPANY: FORMER CONFORMED NAME: ALEXION PHARMACEUTICALS INC DATE OF NAME CHANGE: 19960111 FILED BY: COMPANY DATA: COMPANY CONFORMED NAME: PRICE T ROWE ASSOCIATES INC /MD/ CENTRAL INDEX KEY: 0000080255 STANDARD INDUSTRIAL CLASSIFICATION: SECURITY & COMMODITY BROKERS, DEALERS, EXCHANGES & SERVICES [6200] IRS NUMBER: 520556948 STATE OF INCORPORATION: MD FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: SC 13G/A BUSINESS ADDRESS: STREET 1: 100 EAST PRATT ST CITY: BALTIMORE STATE: MD ZIP: 21202 BUSINESS PHONE: (410)345-6603 MAIL ADDRESS: STREET 1: P.O. BOX 89000 CITY: BALTIMORE STATE: MD ZIP: 21289 </SEC-HEADER> <DOCUMENT> <TYPE>SC 13G/A <SEQUENCE>1 <FILENAME>alxn13gadec19.txt <TEXT> Document 1 - file: alxn13gadec19.txt
</DOCUMENT> </SEC-DOCUMENT>