<SEC-DOCUMENT>0001193125-24-021409-index.html : 20240201
<SEC-HEADER>0001193125-24-021409.hdr.sgml : 20240201
<ACCEPTANCE-DATETIME>20240201073858
ACCESSION NUMBER:		0001193125-24-021409
CONFORMED SUBMISSION TYPE:	SC 13D
PUBLIC DOCUMENT COUNT:		5
FILED AS OF DATE:		20240201
DATE AS OF CHANGE:		20240201
GROUP MEMBERS:		LANTHEUS ALPHA THERAPY, LLC

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Perspective Therapeutics, Inc.
		CENTRAL INDEX KEY:			0000728387
		STANDARD INDUSTRIAL CLASSIFICATION:	SURGICAL & MEDICAL INSTRUMENTS & APPARATUS [3841]
		ORGANIZATION NAME:           	08 Industrial Applications and Services
		IRS NUMBER:				411458152
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13D
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-80930
		FILM NUMBER:		24585057

	BUSINESS ADDRESS:	
		STREET 1:		2401 ELLIOTT AVENUE
		STREET 2:		SUITE 320
		CITY:			SEATTLE
		STATE:			WA
		ZIP:			98121
		BUSINESS PHONE:		(509) 375-1202

	MAIL ADDRESS:	
		STREET 1:		2401 ELLIOTT AVENUE
		STREET 2:		SUITE 320
		CITY:			SEATTLE
		STATE:			WA
		ZIP:			98121

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	Isoray, Inc.
		DATE OF NAME CHANGE:	20181231

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	IsoRay, Inc.
		DATE OF NAME CHANGE:	20050805

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	CENTURY PARK PICTURES CORP
		DATE OF NAME CHANGE:	19920703

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Lantheus Holdings, Inc.
		CENTRAL INDEX KEY:			0001521036
		STANDARD INDUSTRIAL CLASSIFICATION:	IN VITRO & IN VIVO DIAGNOSTIC SUBSTANCES [2835]
		ORGANIZATION NAME:           	03 Life Sciences
		IRS NUMBER:				352318913
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13D

	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
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13D
<SEQUENCE>1
<FILENAME>d785059dsc13d.htm
<DESCRIPTION>SC 13D
<TEXT>
Document 1 - file: d785059dsc13d.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.4
<SEQUENCE>2
<FILENAME>d785059dex994.htm
<DESCRIPTION>EX-99.4
<TEXT>
Document 2 - file: d785059dex994.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.5
<SEQUENCE>3
<FILENAME>d785059dex995.htm
<DESCRIPTION>EX-99.5
<TEXT>
Document 3 - file: d785059dex995.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.6
<SEQUENCE>4
<FILENAME>d785059dex996.htm
<DESCRIPTION>EX-99.6
<TEXT>
Document 4 - file: d785059dex996.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.7
<SEQUENCE>5
<FILENAME>d785059dex997.htm
<DESCRIPTION>EX-99.7
<TEXT>
Document 5 - file: d785059dex997.htm

</DOCUMENT>
</SEC-DOCUMENT>