On November 3, 2021, it was announced that Kathy A. Schaefer, the Senior Vice President, Finance and Corporate Controller, as well as the principal accounting officer of Mallinckrodt plc had agreed with the company to leave effective as of December 17, 2021. Ms. Schaefer's departure is not a result of any disagreement with the company's independent auditors or any member of management on any matter of accounting principles or practices, financial statement disclosure or internal controls. In connection with Ms. Schaefer's departure, Bryan M. Reasons, the Company's Executive Vice President and Chief Financial Officer, will be appointed as the Company's principal accounting officer effective as of December 17, 2021. Mr. Reasons will continue to serve as the Company's Chief Financial Officer and principal financial officer.