<SEC-DOCUMENT>0000950138-20-000533-index.html : 20201218
<SEC-HEADER>0000950138-20-000533.hdr.sgml : 20201218
<ACCEPTANCE-DATETIME>20201218073924
ACCESSION NUMBER:		0000950138-20-000533
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20201217
FILED AS OF DATE:		20201218
DATE AS OF CHANGE:		20201218

REPORTING-OWNER:	

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

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-35803
		FILM NUMBER:		201398020

	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:			1225

	BUSINESS ADDRESS:	
		STREET 1:		COLLEGE BUSINESS & TECHNOLOGY PARK
		STREET 2:		CRUISERATH, BLANCHARDSTOWN
		CITY:			DUBLIN 15
		STATE:			L2
		ZIP:			D15
		BUSINESS PHONE:		353 1 6960000

	MAIL ADDRESS:	
		STREET 1:		COLLEGE BUSINESS & TECHNOLOGY PARK
		STREET 2:		CRUISERATH, BLANCHARDSTOWN
		CITY:			DUBLIN 15
		STATE:			L2
		ZIP:			D15
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>edgar.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
Document 1 - file: edgar.html

Document 1 - RAW XML: edgar.xml

</DOCUMENT>
</SEC-DOCUMENT>