UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940 |
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Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly. | SEC 1473 (7-02) | ||
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB control number. |
1. Title of Derivative Security (Instr. 4) |
2. Date Exercisable and Expiration Date (Month/Day/Year) |
3. Title and Amount of Securities Underlying Derivative Security (Instr. 4) |
4. Conversion or Exercise Price of Derivative Security | 5. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 5) |
6. Nature of Indirect Beneficial Ownership (Instr. 5) |
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Date Exercisable | Expiration Date | Title | Amount or Number of Shares |
Reporting Owner Name / Address | Relationships | |||
Director | 10% Owner | Officer | Other | |
THOMPSON VIRGIL D C/O MALLINCKRODT PLC 675 JAMES S. MCDONNELL BLVD. HAZELWOOD, MO 63042 |
 X |  |  |  |
/s/ Miriam R. Singer (By Power of Attorney) | 08/18/2014 | |
**Signature of Reporting Person | Date |
No securities are beneficially owned | |
* | If the form is filed by more than one reporting person, see Instruction 5(b)(v). |
** | Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a). |
 Remarks: On August 14, 2014, Mallinckrodt plc ("Mallinckrodt") completed its acquisition (the "Acquisition") of Questcor Pharmaceuticals, Inc.  This report reflects the beneficial ownership of the reporting person at the time of the consummation of the Acquisition and does not include the securities of Mallinckrodt acquired by the reporting person upon the consummation of the Acquisition. The reporting person will file a Form 4 reflecting his acquisition of Mallinckrodt securities in connection with the consummation of the Acquisition. Exhibit List: Exhibit 24 - Power of Attorney. |