0001104659-23-032704.txt : 20230315 0001104659-23-032704.hdr.sgml : 20230315 20230315140824 ACCESSION NUMBER: 0001104659-23-032704 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20230313 FILED AS OF DATE: 20230315 DATE AS OF CHANGE: 20230315 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Olafsson Sigurdur O CENTRAL INDEX KEY: 0001499481 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-35803 FILM NUMBER: 23734537 MAIL ADDRESS: STREET 1: 360 MOUNT KEMBLE AVENUE CITY: MORRISTOWN STATE: NJ ZIP: 07960 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 4 1 tm239633-1_4seq1.xml OWNERSHIP DOCUMENT X0306 4 2023-03-13 0 0001567892 Mallinckrodt plc MNK 0001499481 Olafsson Sigurdur O 675 MCDONNELL BLVD. HAZELWOOD MO 63042 1 1 0 0 President and CEO Ordinary Shares 2023-03-13 4 P 0 3000 8.3738 A 228272 D The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $8.27 to $8.48, inclusive. The reporting person undertakes to provide to Mallinckrodt plc, any security holder of Mallinckrodt plc, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote 1. This Form 4 constitutes a notice to the Issuer for purposes of Part V of the Companies Act 2014 /s/ Mark Tyndall, Attorney-in-Fact 2023-03-15