<SEC-DOCUMENT>0000899866-16-000381-index.html : 20161116
<SEC-HEADER>0000899866-16-000381.hdr.sgml : 20161116
<ACCEPTANCE-DATETIME>20161116171009
ACCESSION NUMBER:		0000899866-16-000381
CONFORMED SUBMISSION TYPE:	8-K
PUBLIC DOCUMENT COUNT:		3
CONFORMED PERIOD OF REPORT:	20161115
ITEM INFORMATION:		Notice of Delisting or Failure to Satisfy a Continued Listing Rule or Standard; Transfer of Listing
ITEM INFORMATION:		Financial Statements and Exhibits
FILED AS OF DATE:		20161116
DATE AS OF CHANGE:		20161116

FILER:

	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:		8-K
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-27756
		FILM NUMBER:		162003105

	BUSINESS ADDRESS:	
		STREET 1:		100 COLLEGE STREET
		CITY:			NEW HAVEN
		STATE:			CT
		ZIP:			06510
		BUSINESS PHONE:		2032722596

	MAIL ADDRESS:	
		STREET 1:		100 COLLEGE STREET
		CITY:			NEW HAVEN
		STATE:			CT
		ZIP:			06510
</SEC-HEADER>
<DOCUMENT>
<TYPE>8-K
<SEQUENCE>1
<FILENAME>a8k11162016.htm
<DESCRIPTION>8-K
<TEXT>
Document 1 - file: a8k11162016.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.1
<SEQUENCE>2
<FILENAME>a8kex991.htm
<DESCRIPTION>EXHIBIT 99.1
<TEXT>
Document 2 - file: a8kex991.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>3
<FILENAME>a8kex991image1.jpg
<TEXT>
Document 3 - file: a8kex991image1.jpg

</DOCUMENT>
</SEC-DOCUMENT>