<SEC-DOCUMENT>0000891092-17-001366-index.html : 20170214
<SEC-HEADER>0000891092-17-001366.hdr.sgml : 20170214
<ACCEPTANCE-DATETIME>20170214165634
ACCESSION NUMBER:		0000891092-17-001366
CONFORMED SUBMISSION TYPE:	SC 13G/A
PUBLIC DOCUMENT COUNT:		2
FILED AS OF DATE:		20170214
DATE AS OF CHANGE:		20170214
GROUP MEMBERS:		JEREMY MINDICH
GROUP MEMBERS:		MATTHEW SIROVICH
GROUP MEMBERS:		SCOPIA MANAGEMENT, INC.

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Lantheus Holdings, Inc.
		CENTRAL INDEX KEY:			0001521036
		STANDARD INDUSTRIAL CLASSIFICATION:	IN VITRO & IN VIVO DIAGNOSTIC SUBSTANCES [2835]
		IRS NUMBER:				352318913
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-88920
		FILM NUMBER:		17609917

	BUSINESS ADDRESS:	
		STREET 1:		331 TREBLE COVE ROAD
		CITY:			NORTH BILLERICA
		STATE:			MA
		ZIP:			01862
		BUSINESS PHONE:		978 671-8001

	MAIL ADDRESS:	
		STREET 1:		331 TREBLE COVE ROAD
		CITY:			NORTH BILLERICA
		STATE:			MA
		ZIP:			01862

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	Lantheus MI Holdings, Inc.
		DATE OF NAME CHANGE:	20110517

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			SCOPIA CAPITAL MANAGEMENT LP
		CENTRAL INDEX KEY:			0001279150
		IRS NUMBER:				300711986
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G/A

	BUSINESS ADDRESS:	
		STREET 1:		152 WEST 57TH STREET
		STREET 2:		33RD FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10019
		BUSINESS PHONE:		212-370-0303

	MAIL ADDRESS:	
		STREET 1:		152 WEST 57TH STREET
		STREET 2:		33RD FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10019

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	SCOPIA CAPITAL MANAGEMENT LLC
		DATE OF NAME CHANGE:	20130211

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	SCOPIA FUND MANAGEMENT LLC
		DATE OF NAME CHANGE:	20130116

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	SCOPIA FUND MANAGEMENT, LLC
		DATE OF NAME CHANGE:	20120410
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13G/A
<SEQUENCE>1
<FILENAME>e73033sc13ga.htm
<DESCRIPTION>SCHEDULE 13G/A
<TEXT>
Document 1 - file: e73033sc13ga.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.1
<SEQUENCE>2
<FILENAME>e73033ex99-1.htm
<DESCRIPTION>JOINT FILING AGREEMENT
<TEXT>
Document 2 - file: e73033ex99-1.htm

</DOCUMENT>
</SEC-DOCUMENT>