<SEC-DOCUMENT>0001104659-23-042289-index.html : 20230405
<SEC-HEADER>0001104659-23-042289.hdr.sgml : 20230405
<ACCEPTANCE-DATETIME>20230405190438
ACCESSION NUMBER:		0001104659-23-042289
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20230403
FILED AS OF DATE:		20230405
DATE AS OF CHANGE:		20230405

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Harrold Kassie
		CENTRAL INDEX KEY:			0001849332

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-35803
		FILM NUMBER:		23803928

	MAIL ADDRESS:	
		STREET 1:		C/O MALLINCKRODT PHARMACEUTICALS
		STREET 2:		675 MCDONNELL BLVD.
		CITY:			HAZELWOOD
		STATE:			MO
		ZIP:			63042

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Mallinckrodt plc
		CENTRAL INDEX KEY:			0001567892
		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
		IRS NUMBER:				981088325
		FISCAL YEAR END:			1230

	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>
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<TYPE>4
<SEQUENCE>1
<FILENAME>tm2311874-2_4seq1.xml
<DESCRIPTION>OWNERSHIP DOCUMENT
<TEXT>
Document 1 - file: tm2311874-2_4seq1.html

Document 1 - RAW XML: tm2311874-2_4seq1.xml

</DOCUMENT>
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