<SEC-DOCUMENT>0000950138-18-000111-index.html : 20180205
<SEC-HEADER>0000950138-18-000111.hdr.sgml : 20180205
<ACCEPTANCE-DATETIME>20180205165930
ACCESSION NUMBER:		0000950138-18-000111
CONFORMED SUBMISSION TYPE:	3
PUBLIC DOCUMENT COUNT:		2
CONFORMED PERIOD OF REPORT:	20180201
FILED AS OF DATE:		20180205
DATE AS OF CHANGE:		20180205

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Casey Mark J
		CENTRAL INDEX KEY:			0001415297

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-35803
		FILM NUMBER:		18575006

	MAIL ADDRESS:	
		STREET 1:		C/O HOLOGIC, INC.
		CITY:			BEDFORD
		STATE:			MA
		ZIP:			01730

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Mallinckrodt plc
		CENTRAL INDEX KEY:			0001567892
		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
		IRS NUMBER:				981088325
		FISCAL YEAR END:			1229

	BUSINESS ADDRESS:	
		STREET 1:		3 LOTUS PARK, THE CAUSEWAY
		STREET 2:		STAINES-UPON-THAMES
		CITY:			SURREY
		STATE:			X0
		ZIP:			TW18 3AG
		BUSINESS PHONE:		44-017-8463-6700

	MAIL ADDRESS:	
		STREET 1:		3 LOTUS PARK, THE CAUSEWAY
		STREET 2:		STAINES-UPON-THAMES
		CITY:			SURREY
		STATE:			X0
		ZIP:			TW18 3AG
</SEC-HEADER>
<DOCUMENT>
<TYPE>3
<SEQUENCE>1
<FILENAME>edgar.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
Document 1 - file: edgar.html

Document 1 - RAW XML: edgar.xml

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-24
<SEQUENCE>2
<FILENAME>caseypoa_02012018.txt
<DESCRIPTION>CASEY POWER OF ATTORNEY
<TEXT>
Document 2 - file: caseypoa_02012018.txt

</DOCUMENT>
</SEC-DOCUMENT>