Filing Details

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Names of reporting persons

Sculptor Capital LP

Check the appropriate box if a member of a group (see instructions)

(a) ☐ (b) ☒

SEC use only

Citizenship or place of organization

Delaware

Accession Number:: 0001193125-24-034987
Form Type:: 13G Filing
Publication Date:: 2024-02-13 19:00:00

Filed By:: Sculptor Capital
Company:: Mallinckrodt Plc (NYSE:MNKTQ)
Filing Date:: 2024-02-14
SEC Url:: 13G Filing

Ownership Summary

Please notice the below summary table is generated without human intervention and may contain errors. Please refer to the complete filing displayed below for exact figures.

Name	Sole Voting Power	Shared Voting Power	Sole Dispositive Power	Shared Dispositive Power	Aggregate Amount Owned Power	Percent of Class
Sculptor Capital	0	617,386	0	617,386	617,386	4.62%
Sculptor Capital II	0	617,386	0	617,386	617,386	4.62%
Sculptor Capital Holding Corp	0	617,386	0	617,386	617,386	4.62%
Sculptor Capital Holding II	0	617,386	0	617,386	617,386	4.62%
Sculptor Capital Management, Inc	0	617,386	0	617,386	617,386	4.62%
Sculptor Master Fund, Ltd		326,736		326,736	326,736	2.44%
Sculptor Credit Opportunities Master Fund, Ltd		97,274		97,274	97,274	0.73%
Sculptor SC II		109,743		109,743	109,743	0.82%
Sculptor Enhanced Master Fund, Ltd		0		0	0	0%

Filing

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

SCHEDULE 13G

Under the Securities Exchange Act of 1934

(Amendment No. 1)*

MALLINCKRODT PLC

(Name of Issuer)

Ordinary Shares, par value $0.01 per share

(Title of Class of Securities)

G5890A102

(CUSIP Number)

December 31, 2023

(Date of Event Which Requires Filing of this Statement)

Check the appropriate box to designate the rule pursuant to which this Schedule is filed:

☐ Rule 13d1(b)

☒ Rule 13d1(c)

☐ Rule 13d1(d)

*	The remainder of this cover page shall be filled out for a reporting persons initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter the disclosures provided in a prior cover page.

The information required in the remainder of this cover page shall not be deemed to be filed for the purpose of Section 18 of the Securities Exchange Act of 1934 (Act) or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the Notes).


CUSIP No. G5890A102


Number of shares beneficially owned by each reporting person with:	(5)	Sole voting power 0
	(6)	Shared voting power 617,386
	(7)	Sole dispositive power 0
	(8)	Shared dispositive power 617,386


CUSIP No. G5890A102


Number of shares beneficially owned by each reporting person with:	(5)	Sole voting power 0
	(6)	Shared voting power 617,386
	(7)	Sole dispositive power 0
	(8)	Shared dispositive power 617,386


CUSIP No. G5890A102


Number of shares beneficially owned by each reporting person with:	(5)	Sole voting power 0
	(6)	Shared voting power 617,386
	(7)	Sole dispositive power 0
	(8)	Shared dispositive power 617,386


CUSIP No. G5890A102


Number of shares beneficially owned by each reporting person with:	(5)	Sole voting power 0
	(6)	Shared voting power 617,386
	(7)	Sole dispositive power 0
	(8)	Shared dispositive power 617,386


CUSIP No. G5890A102


Number of shares beneficially owned by each reporting person with:	(5)	Sole voting power 0
	(6)	Shared voting power 617,386
	(7)	Sole dispositive power 0
	(8)	Shared dispositive power 617,386


CUSIP No. G5890A102


Number of shares beneficially owned by each reporting person with:	(5)	Sole voting power
	(6)	Shared voting power 326,736
	(7)	Sole dispositive power
	(8)	Shared dispositive power 326,736


CUSIP No. G5890A102


Number of shares beneficially owned by each reporting person with:	(5)	Sole voting power
	(6)	Shared voting power 97,274
	(7)	Sole dispositive power
	(8)	Shared dispositive power 97,274


CUSIP No. G5890A102


Number of shares beneficially owned by each reporting person with:	(5)	Sole voting power
	(6)	Shared voting power 109,743
	(7)	Sole dispositive power
	(8)	Shared dispositive power 109,743


CUSIP No. G5890A102


Number of shares beneficially owned by each reporting person with:	(5)	Sole voting power
	(6)	Shared voting power 0
	(7)	Sole dispositive power
	(8)	Shared dispositive power 0

Sculptor Capital LP (Sculptor), a Delaware limited partnership, is the principal investment manager to a number of private funds and discretionary accounts (collectively, the Accounts).

Sculptor Capital II LP (Sculptor-II), a Delaware limited partnership that is wholly owned by Sculptor, also serves as the investment manager to certain of the Accounts. The Ordinary Sharesreported in this Schedule 13G are held in the Accounts managed by Sculptor and Sculptor-II.

Sculptor Capital Holding Corporation (SCHC), a Delaware corporation, serves as the general partner of Sculptor.

Sculptor Capital Holding II LLC (SCHC-II), a Delaware limited liability company that is wholly owned by Sculptor, serves as the general partner of Sculptor-II.

Sculptor Capital Management, Inc. (SCU), a Delaware limited liability company, is a holding company that is the sole shareholder of SCHC and the ultimate parent company of Sculptor and Sculptor-II.

Sculptor Master Fund, Ltd. (SCMF) is a Cayman Islands company. Sculptor is the investment adviser to SCMF.

Sculptor Credit Opportunities Master Fund, Ltd. (SCCO) is a Cayman Islands company. Sculptor is the investment adviser to SCCO.

Sculptor SC II LP (NJGC) is a Delaware limited partnership. Sculptor-II is the investment adviser to NJGC.

Sculptor Enhanced Master Fund, Ltd. (SCEN) is a Cayman Islands company. Sculptor is the investment adviser to SCEN.

The address of the principal business office of Sculptor, Sculptor-II, SCHC, SCHC-II, and SCU is 9 West 57 Street, 39 Floor, New York, NY 10019.

The address of the principal business office of SCMF, SCEN, and SCCO is c/o State Street (Cayman) Trust, Limited, 1 Nexus WaySuite #5203, PO Box 896, Helicona Courtyard, Camana Bay, Grand Cayman, KY1-1103, Cayman.

The address of the principal business office of NRMD is c/o MaplesFS Limited, P.O. Box 1093, Queensgate House, Grand Cayman, KY1-1102, Cayman Islands.

The address of the principal business office of NJGC is c/o The Corporation Trust Company 1209 Orange Street, Wilmington DE 19801.

Item 1(a) Name of issuer:

MALLINCKRODT PLC (the Issuer)

Item 1(b) Address of issuers principal executive offices:

College Business & Technology Park, Cruiserath,

Blanchardstown, Dublin 15, Ireland

2(a) Name of person filing:

Sculptor Capital LP

2(b) Address or principal business office or, if none, residence:

9 West 57^th Street, New York, New York 10019

2(c) Citizenship:

Delaware

2(d) Title of class of securities:

Ordinary Shares, par value $0.01 per share

2(e) CUSIP No.: G5890A102

Item 3.

If this statement is filed pursuant to §§240.13d1(b) or 240.13d2(b) or (c), check whether the person filing is a:


(a)	☐	Broker or dealer registered under section 15 of the Act (15 U.S.C. 78o);

(b)	☐	Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c);

(c)	☐	Insurance company as defined in section 3(a)(19) of the Act (15 U.S.C. 78c);

(d)	☐	Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C 80a8);

(e)	☐	An investment adviser in accordance with §240.13d1(b)(1)(ii)(E);

(f)	☐	An employee benefit plan or endowment fund in accordance with §240.13d1(b)(1)(ii)(F);

(g)	☐	A parent holding company or control person in accordance with §240.13d1(b)(1)(ii)(G);

(h)	☐	A savings associations as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813);

(i)	☐	A church plan that is excluded from the definition of an investment company under section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a3);

(j)	☐	A non-U.S. institution in accordance with §240.13d1(b)(1)(ii)(J);

(k)	☐	Group, in accordance with §240.13d1(b)(1)(ii)(K). If filing as a non-U.S. institution in accordance with §240.13d1(b)(1)(ii)(J), please specify the type of institution:

Item 4.

Ownership

Provide the following information regarding the aggregate number and percentage of the class of securities of the issuer identified in Item 1.

(a) Amount beneficially owned: 617,386

(b) Percent of class: 4.62%

SCHEDULE 13G

(c)	Number of shares as to which the person has:

(i)

Sole power to vote or to direct the vote 0

(ii)

Shared power to vote or to direct the vote 617,386

(iii)

Sole power to dispose or to direct the disposition of 0

(iv)

Shared power to dispose or to direct the disposition of 617,386

Sculptor and Sculptor-II serve as the principal investment managers to the Accounts and thus may be deemed beneficial owners of the Ordinary Shares in the Accounts managed by Sculptor and Sculptor-II. SCHC-II serves as the sole general partner of Sculptor-II and is wholly owned by Sculptor. SCHC serves as the sole general partner of Sculptor. As such, SCHC and SCHC-II may be deemed to control Sculptor as well as Sculptor-II and, therefore, may be deemed to be the beneficial owners of the Ordinary Shares reported in this Schedule 13G. SCU is the sole shareholder of SCHC, and, for purposes of this Schedule 13G, may be deemed a beneficial owner of the Ordinary Shares reported herein.

The percentages reported in this Schedule 13G have been calculated based on 13,371,707 Ordinary Shares, as set forth in the Issuers Form 8-K filed November 13, 2023.

Item

5. Ownership of 5 Percent or Less of a Class.If this statement is being filed to report the fact that as of the date hereof the reporting person has ceased to be the beneficial owner of more than 5 percent of the class of securities, check the following ☐.

Dissolution of a group requires a response to this item.

Item 6.

Ownership of More than 5 Percent on Behalf of Another Person.

See Item 4.

Item 7.

Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company or Control Person.

N/A

Item 8.

Identification and Classification of Members of the Group.

See Item 4.

Item 9.

Notice of Dissolution of Group.

N/A

Item 10.

Certifications

By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were not acquired and are held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect other than activities solely in connection with a nomination under §240.14a-11.

Signatures

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.


Date: February 14, 2024						SCULPTOR CAPITAL LP

						By: Sculptor Capital Holding Corporation, its General Partner
						Signature: /s/ Wayne Cohen
						Name: Wayne Cohen
						Title: President and Chief Operating Officer

						SCULPTOR CAPITAL II LP

						By: Sculptor Capital Holding II LLC, its General Partner
						By: Sculptor Capital LP, its Member
						By: Sculptor Capital Holding Corporation, its General Partner
						Signature: /s/ Wayne Cohen
						Name: Wayne Cohen
						Title: President and Chief Operating Officer

						SCULPTOR CAPITAL HOLDING CORPORATION

						Signature: /s/ Wayne Cohen
						Name: Wayne Cohen
						Title: President and Chief Operating Officer

						SCULPTOR CAPITAL HOLDING II LLC

						Signature: /s/ Wayne Cohen
						Name: Wayne Cohen
						Title: President and Chief Operating Officer

						SCULPTOR CAPITAL MANAGEMENT, INC.

						Signature: /s/ Wayne Cohen
						Name: Wayne Cohen
						Title: President and Chief Operating Officer

						SCULPTOR MASTER FUND, LTD.

						By: Sculptor Capital LP, its investment manager
						By: Sculptor Capital Holding Corporation, its General Partner
						Signature: /s/ Wayne Cohen
						Name: Wayne Cohen
						Title: President and Chief Operating Officer

						SCULPTOR ENHANCED MASTER FUND, LTD.

						By: Sculptor Capital LP, its Investment Manager
						By: Sculptor Capital Holding Corporation, its General Partner
						Signature: /s/ Wayne Cohen
						Name: Wayne Cohen
						Title: President and Chief Operating Officer

						SCULPTOR CREDIT OPPORTUNITIES MASTER FUND, LTD.

						By: Sculptor Capital LP, its Investment Manager
						By: Sculptor Capital Holding Corporation, its General Partner
						Signature: /s/ Wayne Cohen
						Name: Wayne Cohen
						Title: President and Chief Operating Officer

						SCULPTOR SC II LP

						By: Sculptor Capital II LP, its Investment Manager
						By: Sculptor Capital Holding II LLC, its General Partner
						By: Sculptor Capital LP, its Member
						By: Sculptor Capital Holding Corporation, its General Partner
						Signature: /s/ Wayne Cohen
						Name: Wayne Cohen
						Title: President and Chief Operating Officer