SEC Form SC 13D/A filed by Mallinckrodt plc (Amendment)

9/15/21 10:53:00 AM ET

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SC 13D/A 1 formsc13da.htm

UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13D/A

INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT

TO § 240.13d-1(a) AND AMENDMENTS THERETO FILED PURSUANT TO

§ 240.13d-2(a)

Under the Securities Exchange Act of 1934
(Amendment No. 5)*

Mallinckrodt plc

(Name of Issuer)

Ordinary shares, par value $0.20 per share

(Title of Class of Securities)

G5785G107

(CUSIP Number)

The Buxton Helmsley Group, Inc.

1185 Avenue of the Americas, Floor 3

New York, N.Y. 10036-2600

Tel.: +1 (212) 561-5540

(Name, Address and Telephone Number of Person Authorized to Receive Notices and Communications)

September 14, 2021

(Date of Event which Requires Filing of this Statement)

If the filing person has previously filed a statement on Schedule 13G to report the acquisition that is the subject of this Schedule 13D, and is filing this schedule because of §§ 240.13d-1(e), 240.13d-1(f) or 240.13d-1(g), check the following box [ ].

Note: Schedules filed in paper format shall include a signed original and five copies of the schedule, including all exhibits. See § 240.13d-7(b) for other parties to whom copies are to be sent.

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

The information required on 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. G5785G107

SCHEDULE 13D

Page 2 of 36 Pages

1	NAMES OF REPORTING PERSONS I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)
	Buxton Helmsley Holdings, Inc.
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
	(a) [X] (b) [ ]
3	SEC USE ONLY

4	SOURCE OF FUNDS (See Instructions)
	WC
5	CHECK IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(D) OR 2(E)
	[ ]
6	CITIZENSHIP OR PLACE OF ORGANIZATION
	Michigan
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH		7	SOLE VOTING POWER
			0
		8	SHARED VOTING POWER
			1,556,618
		9	SOLE DISPOSITIVE POWER
			0
		10	SHARED DISPOSITIVE POWER
			1,556,618
11	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
	1,556,618
12	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (See Instructions)
	[ ]
13	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
	1.8%¹
14	TYPE OF REPORTING PERSON (See Instructions)
	HC, CO

__________________

¹ Based upon 84,713,826 shares of Ordinary shares, par value $0.20 per share ("Shares"), of Mallinckrodt plc. (the "Issuer") outstanding as of June 25, 2021, as reported in the Issuer's quarterly report on Form 10-Q filed with the Securities and Exchange Commission on August 2, 2021.

CUSIP No. G5785G107

SCHEDULE 13D

Page 3 of 36 Pages

1	NAMES OF REPORTING PERSONS I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)
	The Buxton Helmsley Group, Inc.
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
	(a) [X] (b) [ ]
3	SEC USE ONLY

4	SOURCE OF FUNDS (See Instructions)
	WC
5	CHECK IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(D) OR 2(E)
	[ ]
6	CITIZENSHIP OR PLACE OF ORGANIZATION
	Michigan
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH		7	SOLE VOTING POWER
			0
		8	SHARED VOTING POWER
			1,556,618
		9	SOLE DISPOSITIVE POWER
			0
		10	SHARED DISPOSITIVE POWER
			1,556,618
11	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
	1,556,618
12	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (See Instructions)
	[ ]
13	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
	1.8%²
14	TYPE OF REPORTING PERSON (See Instructions)
	HC, CO

__________________

² Based upon 84,713,826 shares of Ordinary shares, par value $0.20 per share ("Shares"), of Mallinckrodt plc. (the "Issuer") outstanding as of June 25, 2021, as reported in the Issuer's quarterly report on Form 10-Q filed with the Securities and Exchange Commission on August 2, 2021.

CUSIP No. G5785G107

SCHEDULE 13D

Page 4 of 36 Pages

1	NAMES OF REPORTING PERSONS I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)
	Alexander Parker
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
	(a) [X] (b) [ ]
3	SEC USE ONLY

4	SOURCE OF FUNDS (See Instructions)
	AF
5	CHECK IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(D) OR 2(E)
	[ ]
6	CITIZENSHIP OR PLACE OF ORGANIZATION
	USA
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH		7	SOLE VOTING POWER
			0
		8	SHARED VOTING POWER
			1,556,618
		9	SOLE DISPOSITIVE POWER
			0
		10	SHARED DISPOSITIVE POWER
			1,556,618
11	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
	1,556,618
12	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (See Instructions)
	[ ]
13	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
	1.8%³
14	TYPE OF REPORTING PERSON (See Instructions)
	HC, CO

__________________

³ Based upon 84,713,826 shares of Ordinary shares, par value $0.20 per share ("Shares"), of Mallinckrodt plc. (the "Issuer") outstanding as of June 25, 2021, as reported in the Issuer's quarterly report on Form 10-Q filed with the Securities and Exchange Commission on August 2, 2021.

CUSIP No. G5785G107

SCHEDULE 13D

Page 5 of 36 Pages

1	NAMES OF REPORTING PERSONS I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)
	Vladislav Dikii
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
	(a) [X] (b) [ ]
3	SEC USE ONLY

4	SOURCE OF FUNDS (See Instructions)
	PF
5	CHECK IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(D) OR 2(E)
	[ ]
6	CITIZENSHIP OR PLACE OF ORGANIZATION
	Russia
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH		7	SOLE VOTING POWER
			220,000
		8	SHARED VOTING POWER
			0
		9	SOLE DISPOSITIVE POWER
			220,000
		10	SHARED DISPOSITIVE POWER
			0
11	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
	220,000
12	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (See Instructions)
	[ ]
13	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
	0.3%⁴
14	TYPE OF REPORTING PERSON (See Instructions)
	HC, CO

__________________

⁴ Based upon 84,713,826 shares of Ordinary shares, par value $0.20 per share ("Shares"), of Mallinckrodt plc. (the "Issuer") outstanding as of June 25, 2021, as reported in the Issuer's quarterly report on Form 10-Q filed with the Securities and Exchange Commission on August 2, 2021.

CUSIP No. G5785G107

SCHEDULE 13D

Page 6 of 36 Pages

1	NAMES OF REPORTING PERSONS I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)
	Vladimir Kovalenko
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
	(a) [X] (b) [ ]
3	SEC USE ONLY

4	SOURCE OF FUNDS (See Instructions)
	PF
5	CHECK IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(D) OR 2(E)
	[ ]
6	CITIZENSHIP OR PLACE OF ORGANIZATION
	Russia
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH		7	SOLE VOTING POWER
			370,183
		8	SHARED VOTING POWER
			0
		9	SOLE DISPOSITIVE POWER
			370,183
		10	SHARED DISPOSITIVE POWER
			0
11	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
	370,183
12	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (See Instructions)
	[ ]
13	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
	0.4%⁵
14	TYPE OF REPORTING PERSON (See Instructions)
	HC, CO

__________________

⁵ Based upon 84,713,826 shares of Ordinary shares, par value $0.20 per share ("Shares"), of Mallinckrodt plc. (the "Issuer") outstanding as of June 25, 2021, as reported in the Issuer's quarterly report on Form 10-Q filed with the Securities and Exchange Commission on August 2, 2021.

CUSIP No. G5785G107

SCHEDULE 13D

Page 7 of 36 Pages

1	NAMES OF REPORTING PERSONS I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)
	Kharkov Aleksandr Sergeevich
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
	(a) [X] (b) [ ]
3	SEC USE ONLY

4	SOURCE OF FUNDS (See Instructions)
	PF
5	CHECK IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(D) OR 2(E)
	[ ]
6	CITIZENSHIP OR PLACE OF ORGANIZATION
	Russia
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH		7	SOLE VOTING POWER
			255,000
		8	SHARED VOTING POWER
			0
		9	SOLE DISPOSITIVE POWER
			255,000
		10	SHARED DISPOSITIVE POWER
			0
11	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
	255,000
12	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (See Instructions)
	[ ]
13	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
	0.3%⁶
14	TYPE OF REPORTING PERSON (See Instructions)
	HC, CO

__________________

⁶ Based upon 84,713,826 shares of Ordinary shares, par value $0.20 per share ("Shares"), of Mallinckrodt plc. (the "Issuer") outstanding as of June 25, 2021, as reported in the Issuer's quarterly report on Form 10-Q filed with the Securities and Exchange Commission on August 2, 2021.

CUSIP No. G5785G107

SCHEDULE 13D

Page 8 of 36 Pages

1	NAMES OF REPORTING PERSONS I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)
	Elena Tsygankova
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
	(a) [X] (b) [ ]
3	SEC USE ONLY

4	SOURCE OF FUNDS (See Instructions)
	WC
5	CHECK IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(D) OR 2(E)
	[ ]
6	CITIZENSHIP OR PLACE OF ORGANIZATION
	Russia
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH		7	SOLE VOTING POWER
			0
		8	SHARED VOTING POWER
			228,000
		9	SOLE DISPOSITIVE POWER
			0
		10	SHARED DISPOSITIVE POWER
			228,000
11	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
	228,000
12	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (See Instructions)
	[ ]
13	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
	0.3%⁷
14	TYPE OF REPORTING PERSON (See Instructions)
	HC, CO

__________________

⁷ Based upon 84,713,826 shares of Ordinary shares, par value $0.20 per share ("Shares"), of Mallinckrodt plc. (the "Issuer") outstanding as of June 25, 2021, as reported in the Issuer's quarterly report on Form 10-Q filed with the Securities and Exchange Commission on August 2, 2021.

CUSIP No. G5785G107

SCHEDULE 13D

Page 9 of 36 Pages

1	NAMES OF REPORTING PERSONS I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)
	Thomas Gitter
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
	(a) [X] (b) [ ]
3	SEC USE ONLY

4	SOURCE OF FUNDS (See Instructions)
	PF
5	CHECK IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(D) OR 2(E)
	[ ]
6	CITIZENSHIP OR PLACE OF ORGANIZATION
	Wisconsin
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH		7	SOLE VOTING POWER
			0
		8	SHARED VOTING POWER
			235,250
		9	SOLE DISPOSITIVE POWER
			0
		10	SHARED DISPOSITIVE POWER
			235,250
11	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
	235,250
12	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (See Instructions)
	[ ]
13	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
	0.3%⁸
14	TYPE OF REPORTING PERSON (See Instructions)
	HC, CO

__________________

⁸ Based upon 84,713,826 shares of Ordinary shares, par value $0.20 per share ("Shares"), of Mallinckrodt plc. (the "Issuer") outstanding as of June 25, 2021, as reported in the Issuer's quarterly report on Form 10-Q filed with the Securities and Exchange Commission on August 2, 2021.

CUSIP No. G5785G107

SCHEDULE 13D

Page 10 of 36 Pages

1	NAMES OF REPORTING PERSONS I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)
	Daniliuk Kirill Vladimirovich
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
	(a) [X] (b) [ ]
3	SEC USE ONLY

4	SOURCE OF FUNDS (See Instructions)
	PF
5	CHECK IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(D) OR 2(E)
	[ ]
6	CITIZENSHIP OR PLACE OF ORGANIZATION
	Russia
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH		7	SOLE VOTING POWER
			193,000
		8	SHARED VOTING POWER
			0
		9	SOLE DISPOSITIVE POWER
			193,000
		10	SHARED DISPOSITIVE POWER
			0
11	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
	193,000
12	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (See Instructions)
	[ ]
13	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
	0.2%⁹
14	TYPE OF REPORTING PERSON (See Instructions)
	HC, CO

__________________

⁹ Based upon 84,713,826 shares of Ordinary shares, par value $0.20 per share ("Shares"), of Mallinckrodt plc. (the "Issuer") outstanding as of June 25, 2021, as reported in the Issuer's quarterly report on Form 10-Q filed with the Securities and Exchange Commission on August 2, 2021.

CUSIP No. G5785G107

SCHEDULE 13D

Page 11 of 36 Pages

1	NAMES OF REPORTING PERSONS I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)
	Roman Dontsov Valentinovich
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
	(a) [X] (b) [ ]
3	SEC USE ONLY

4	SOURCE OF FUNDS (See Instructions)
	PF
5	CHECK IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(D) OR 2(E)
	[ ]
6	CITIZENSHIP OR PLACE OF ORGANIZATION
	Russia
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH		7	SOLE VOTING POWER
			135,212
		8	SHARED VOTING POWER
			0
		9	SOLE DISPOSITIVE POWER
			135,212
		10	SHARED DISPOSITIVE POWER
			0
11	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
	135,212
12	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (See Instructions)
	[ ]
13	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
	0.2%¹⁰
14	TYPE OF REPORTING PERSON (See Instructions)
	HC, CO

__________________

¹⁰ Based upon 84,713,826 shares of Ordinary shares, par value $0.20 per share ("Shares"), of Mallinckrodt plc. (the "Issuer") outstanding as of June 25, 2021, as reported in the Issuer's quarterly report on Form 10-Q filed with the Securities and Exchange Commission on August 2, 2021.

CUSIP No. G5785G107

SCHEDULE 13D

Page 12 of 36 Pages

1	NAMES OF REPORTING PERSONS I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)
	Alexey Isaev
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
	(a) [X] (b) [ ]
3	SEC USE ONLY

4	SOURCE OF FUNDS (See Instructions)
	PF
5	CHECK IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(D) OR 2(E)
	[ ]
6	CITIZENSHIP OR PLACE OF ORGANIZATION
	Russia
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH		7	SOLE VOTING POWER
			121,347
		8	SHARED VOTING POWER
			0
		9	SOLE DISPOSITIVE POWER
			121,347
		10	SHARED DISPOSITIVE POWER
			0
11	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
	121,347
12	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (See Instructions)
	[ ]
13	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
	0.1%¹¹
14	TYPE OF REPORTING PERSON (See Instructions)
	HC, CO

__________________

¹¹ Based upon 84,713,826 shares of Ordinary shares, par value $0.20 per share ("Shares"), of Mallinckrodt plc. (the "Issuer") outstanding as of June 25, 2021, as reported in the Issuer's quarterly report on Form 10-Q filed with the Securities and Exchange Commission on August 2, 2021.

CUSIP No. G5785G107

SCHEDULE 13D

Page 13 of 36 Pages

1	NAMES OF REPORTING PERSONS I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)
	Alexander Koch
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
	(a) [X] (b) [ ]
3	SEC USE ONLY

4	SOURCE OF FUNDS (See Instructions)
	PF
5	CHECK IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(D) OR 2(E)
	[ ]
6	CITIZENSHIP OR PLACE OF ORGANIZATION
	Germany
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH		7	SOLE VOTING POWER
			120,000
		8	SHARED VOTING POWER
			0
		9	SOLE DISPOSITIVE POWER
			120,000
		10	SHARED DISPOSITIVE POWER
			0
11	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
	120,000
12	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (See Instructions)
	[ ]
13	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
	0.1%¹²
14	TYPE OF REPORTING PERSON (See Instructions)
	HC, CO

__________________

¹² Based upon 84,713,826 shares of Ordinary shares, par value $0.20 per share ("Shares"), of Mallinckrodt plc. (the "Issuer") outstanding as of June 25, 2021, as reported in the Issuer's quarterly report on Form 10-Q filed with the Securities and Exchange Commission on August 2, 2021.

CUSIP No. G5785G107

SCHEDULE 13D

Page 14 of 36 Pages

1	NAMES OF REPORTING PERSONS I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)
	James Jonathan Josey
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
	(a) [X] (b) [ ]
3	SEC USE ONLY

4	SOURCE OF FUNDS (See Instructions)
	PF
5	CHECK IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(D) OR 2(E)
	[ ]
6	CITIZENSHIP OR PLACE OF ORGANIZATION
	Missouri
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH		7	SOLE VOTING POWER
			111,400
		8	SHARED VOTING POWER
			0
		9	SOLE DISPOSITIVE POWER
			111,400
		10	SHARED DISPOSITIVE POWER
			0
11	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
	111,400
12	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (See Instructions)
	[ ]
13	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
	0.1%¹³
14	TYPE OF REPORTING PERSON (See Instructions)
	HC, CO

__________________

¹³ Based upon 84,713,826 shares of Ordinary shares, par value $0.20 per share ("Shares"), of Mallinckrodt plc. (the "Issuer") outstanding as of June 25, 2021, as reported in the Issuer's quarterly report on Form 10-Q filed with the Securities and Exchange Commission on August 2, 2021.

CUSIP No. G5785G107

SCHEDULE 13D

Page 15 of 36 Pages

1	NAMES OF REPORTING PERSONS I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)
	Pradeep Vasudeva Kadambi
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
	(a) [X] (b) [ ]
3	SEC USE ONLY

4	SOURCE OF FUNDS (See Instructions)
	PF
5	CHECK IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(D) OR 2(E)
	[ ]
6	CITIZENSHIP OR PLACE OF ORGANIZATION
	Florida
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH		7	SOLE VOTING POWER
			101,900
		8	SHARED VOTING POWER
			0
		9	SOLE DISPOSITIVE POWER
			101,900
		10	SHARED DISPOSITIVE POWER
			0
11	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
	101,900
12	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (See Instructions)
	[ ]
13	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
	0.1%¹⁴
14	TYPE OF REPORTING PERSON (See Instructions)
	HC, CO

__________________

¹⁴ Based upon 84,713,826 shares of Ordinary shares, par value $0.20 per share ("Shares"), of Mallinckrodt plc. (the "Issuer") outstanding as of June 25, 2021, as reported in the Issuer's quarterly report on Form 10-Q filed with the Securities and Exchange Commission on August 2, 2021.

CUSIP No. G5785G107

SCHEDULE 13D

Page 16 of 36 Pages

1	NAMES OF REPORTING PERSONS I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)
	Edgard Gafurov
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
	(a) [X] (b) [ ]
3	SEC USE ONLY

4	SOURCE OF FUNDS (See Instructions)
	PF
5	CHECK IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(D) OR 2(E)
	[ ]
6	CITIZENSHIP OR PLACE OF ORGANIZATION
	Russia
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH		7	SOLE VOTING POWER
			96,512
		8	SHARED VOTING POWER
			0
		9	SOLE DISPOSITIVE POWER
			96,512
		10	SHARED DISPOSITIVE POWER
			0
11	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
	96,512
12	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (See Instructions)
	[ ]
13	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
	0.1%¹⁵
14	TYPE OF REPORTING PERSON (See Instructions)
	HC, CO

__________________

¹⁵ Based upon 84,713,826 shares of Ordinary shares, par value $0.20 per share ("Shares"), of Mallinckrodt plc. (the "Issuer") outstanding as of June 25, 2021, as reported in the Issuer's quarterly report on Form 10-Q filed with the Securities and Exchange Commission on August 2, 2021.

CUSIP No. G5785G107

SCHEDULE 13D

Page 17 of 36 Pages

1	NAMES OF REPORTING PERSONS I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)
	Kimberly Tully
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
	(a) [X] (b) [ ]
3	SEC USE ONLY

4	SOURCE OF FUNDS (See Instructions)
	PF
5	CHECK IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(D) OR 2(E)
	[ ]
6	CITIZENSHIP OR PLACE OF ORGANIZATION
	New Jersey
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH		7	SOLE VOTING POWER
			96,843
		8	SHARED VOTING POWER
			0
		9	SOLE DISPOSITIVE POWER
			96,843
		10	SHARED DISPOSITIVE POWER
			0
11	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
	96,843
12	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (See Instructions)
	[ ]
13	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
	0.1%¹⁶
14	TYPE OF REPORTING PERSON (See Instructions)
	HC, CO

__________________

¹⁶ Based upon 84,713,826 shares of Ordinary shares, par value $0.20 per share ("Shares"), of Mallinckrodt plc. (the "Issuer") outstanding as of June 25, 2021, as reported in the Issuer's quarterly report on Form 10-Q filed with the Securities and Exchange Commission on August 2, 2021.

CUSIP No. G5785G107

SCHEDULE 13D

Page 18 of 36 Pages

1	NAMES OF REPORTING PERSONS I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)
	Joan I. Barry Revocable Trust (Dtd. 12/13/13)
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
	(a) [X] (b) [ ]
3	SEC USE ONLY

4	SOURCE OF FUNDS (See Instructions)
	WC
5	CHECK IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(D) OR 2(E)
	[ ]
6	CITIZENSHIP OR PLACE OF ORGANIZATION
	Missouri
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH		7	SOLE VOTING POWER
			93,000
		8	SHARED VOTING POWER
			0
		9	SOLE DISPOSITIVE POWER
			93,000
		10	SHARED DISPOSITIVE POWER
			0
11	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
	93,000
12	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (See Instructions)
	[ ]
13	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
	0.1%¹⁷
14	TYPE OF REPORTING PERSON (See Instructions)
	HC, CO

__________________

¹⁷ Based upon 84,713,826 shares of Ordinary shares, par value $0.20 per share ("Shares"), of Mallinckrodt plc. (the "Issuer") outstanding as of June 25, 2021, as reported in the Issuer's quarterly report on Form 10-Q filed with the Securities and Exchange Commission on August 2, 2021.

CUSIP No. G5785G107

SCHEDULE 13D

Page 19 of 36 Pages

1	NAMES OF REPORTING PERSONS I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)
	James Paul Carey
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
	(a) [X] (b) [ ]
3	SEC USE ONLY

4	SOURCE OF FUNDS (See Instructions)
	PF
5	CHECK IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(D) OR 2(E)
	[ ]
6	CITIZENSHIP OR PLACE OF ORGANIZATION
	Ohio
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH		7	SOLE VOTING POWER
			90,000
		8	SHARED VOTING POWER
			0
		9	SOLE DISPOSITIVE POWER
			90,000
		10	SHARED DISPOSITIVE POWER
			0
11	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
	90,000
12	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (See Instructions)
	[ ]
13	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
	0.1%¹⁸
14	TYPE OF REPORTING PERSON (See Instructions)
	HC, CO

__________________

¹⁸ Based upon 84,713,826 shares of Ordinary shares, par value $0.20 per share ("Shares"), of Mallinckrodt plc. (the "Issuer") outstanding as of June 25, 2021, as reported in the Issuer's quarterly report on Form 10-Q filed with the Securities and Exchange Commission on August 2, 2021.

CUSIP No. G5785G107

SCHEDULE 13D

Page 20 of 36 Pages

1	NAMES OF REPORTING PERSONS I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)
	Janice J. O'Connor
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
	(a) [X] (b) [ ]
3	SEC USE ONLY

4	SOURCE OF FUNDS (See Instructions)
	PF
5	CHECK IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(D) OR 2(E)
	[ ]
6	CITIZENSHIP OR PLACE OF ORGANIZATION
	Missouri
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH		7	SOLE VOTING POWER
			84,000
		8	SHARED VOTING POWER
			0
		9	SOLE DISPOSITIVE POWER
			84,000
		10	SHARED DISPOSITIVE POWER
			0
11	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
	84,000
12	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (See Instructions)
	[ ]
13	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
	0.1%¹⁹
14	TYPE OF REPORTING PERSON (See Instructions)
	HC, CO

__________________

¹⁹ Based upon 84,713,826 shares of Ordinary shares, par value $0.20 per share ("Shares"), of Mallinckrodt plc. (the "Issuer") outstanding as of June 25, 2021, as reported in the Issuer's quarterly report on Form 10-Q filed with the Securities and Exchange Commission on August 2, 2021.

CUSIP No. G5785G107

SCHEDULE 13D

Page 21 of 36 Pages

1	NAMES OF REPORTING PERSONS I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)
	Andrew Gruber
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
	(a) [X] (b) [ ]
3	SEC USE ONLY

4	SOURCE OF FUNDS (See Instructions)
	PF
5	CHECK IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(D) OR 2(E)
	[ ]
6	CITIZENSHIP OR PLACE OF ORGANIZATION
	Massachussets
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH		7	SOLE VOTING POWER
			60,000
		8	SHARED VOTING POWER
			0
		9	SOLE DISPOSITIVE POWER
			60,000
		10	SHARED DISPOSITIVE POWER
			0
11	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
	60,000
12	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (See Instructions)
	[ ]
13	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
	0.1%²⁰
14	TYPE OF REPORTING PERSON (See Instructions)
	HC, CO

__________________

²⁰ Based upon 84,713,826 shares of Ordinary shares, par value $0.20 per share ("Shares"), of Mallinckrodt plc. (the "Issuer") outstanding as of June 25, 2021, as reported in the Issuer's quarterly report on Form 10-Q filed with the Securities and Exchange Commission on August 2, 2021.

CUSIP No. G5785G107

SCHEDULE 13D

Page 22 of 36 Pages

1	NAMES OF REPORTING PERSONS I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)
	Yushenkova Olga Petrovna
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
	(a) [X] (b) [ ]
3	SEC USE ONLY

4	SOURCE OF FUNDS (See Instructions)
	PF
5	CHECK IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(D) OR 2(E)
	[ ]
6	CITIZENSHIP OR PLACE OF ORGANIZATION
	Russia
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH		7	SOLE VOTING POWER
			77,699
		8	SHARED VOTING POWER
			0
		9	SOLE DISPOSITIVE POWER
			77,699
		10	SHARED DISPOSITIVE POWER
			0
11	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
	77,699
12	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (See Instructions)
	[ ]
13	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
	0.1%²¹
14	TYPE OF REPORTING PERSON (See Instructions)
	HC, CO

__________________

²¹ Based upon 84,713,826 shares of Ordinary shares, par value $0.20 per share ("Shares"), of Mallinckrodt plc. (the "Issuer") outstanding as of June 25, 2021, as reported in the Issuer's quarterly report on Form 10-Q filed with the Securities and Exchange Commission on August 2, 2021.

CUSIP No. G5785G107

SCHEDULE 13D

Page 23 of 36 Pages

1	NAMES OF REPORTING PERSONS I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)
	Vanik Petrosian
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
	(a) [X] (b) [ ]
3	SEC USE ONLY

4	SOURCE OF FUNDS (See Instructions)
	PF
5	CHECK IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(D) OR 2(E)
	[ ]
6	CITIZENSHIP OR PLACE OF ORGANIZATION
	Russia
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH		7	SOLE VOTING POWER
			74,300
		8	SHARED VOTING POWER
			0
		9	SOLE DISPOSITIVE POWER
			74,300
		10	SHARED DISPOSITIVE POWER
			0
11	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
	74,300
12	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (See Instructions)
	[ ]
13	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
	0.1%²²
14	TYPE OF REPORTING PERSON (See Instructions)
	HC, CO

__________________

²² Based upon 84,713,826 shares of Ordinary shares, par value $0.20 per share ("Shares"), of Mallinckrodt plc. (the "Issuer") outstanding as of June 25, 2021, as reported in the Issuer's quarterly report on Form 10-Q filed with the Securities and Exchange Commission on August 2, 2021.

CUSIP No. G5785G107

SCHEDULE 13D

Page 24 of 36 Pages

1	NAMES OF REPORTING PERSONS I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)
	Richard Barry
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
	(a) [X] (b) [ ]
3	SEC USE ONLY

4	SOURCE OF FUNDS (See Instructions)
	PF
5	CHECK IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(D) OR 2(E)
	[ ]
6	CITIZENSHIP OR PLACE OF ORGANIZATION
	Texas
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH		7	SOLE VOTING POWER
			72,285
		8	SHARED VOTING POWER
			0
		9	SOLE DISPOSITIVE POWER
			72,285
		10	SHARED DISPOSITIVE POWER
			0
11	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
	72,285
12	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (See Instructions)
	[ ]
13	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
	0.1%²³
14	TYPE OF REPORTING PERSON (See Instructions)
	HC, CO

__________________

²³ Based upon 84,713,826 shares of Ordinary shares, par value $0.20 per share ("Shares"), of Mallinckrodt plc. (the "Issuer") outstanding as of June 25, 2021, as reported in the Issuer's quarterly report on Form 10-Q filed with the Securities and Exchange Commission on August 2, 2021.

CUSIP No. G5785G107

SCHEDULE 13D

Page 25 of 36 Pages

1	NAMES OF REPORTING PERSONS I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)
	Zavolozhin Sergey Vladimirovich
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
	(a) [X] (b) [ ]
3	SEC USE ONLY

4	SOURCE OF FUNDS (See Instructions)
	PF
5	CHECK IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(D) OR 2(E)
	[ ]
6	CITIZENSHIP OR PLACE OF ORGANIZATION
	Russia
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH		7	SOLE VOTING POWER
			67,413
		8	SHARED VOTING POWER
			0
		9	SOLE DISPOSITIVE POWER
			67,413
		10	SHARED DISPOSITIVE POWER
			0
11	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
	67,413
12	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (See Instructions)
	[ ]
13	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
	0.1%²⁴
14	TYPE OF REPORTING PERSON (See Instructions)
	HC, CO

__________________

²⁴ Based upon 84,713,826 shares of Ordinary shares, par value $0.20 per share ("Shares"), of Mallinckrodt plc. (the "Issuer") outstanding as of June 25, 2021, as reported in the Issuer's quarterly report on Form 10-Q filed with the Securities and Exchange Commission on August 2, 2021.

CUSIP No. G5785G107

SCHEDULE 13D

Page 26 of 36 Pages

1	NAMES OF REPORTING PERSONS I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)
	Chris Tichenor
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
	(a) [X] (b) [ ]
3	SEC USE ONLY

4	SOURCE OF FUNDS (See Instructions)
	PF
5	CHECK IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(D) OR 2(E)
	[ ]
6	CITIZENSHIP OR PLACE OF ORGANIZATION
	Kentucky
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH		7	SOLE VOTING POWER
			54,000
		8	SHARED VOTING POWER
			0
		9	SOLE DISPOSITIVE POWER
			54,000
		10	SHARED DISPOSITIVE POWER
			0
11	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
	54,000
12	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (See Instructions)
	[ ]
13	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
	0.1%²⁵
14	TYPE OF REPORTING PERSON (See Instructions)
	HC, CO

__________________

²⁵ Based upon 84,713,826 shares of Ordinary shares, par value $0.20 per share ("Shares"), of Mallinckrodt plc. (the "Issuer") outstanding as of June 25, 2021, as reported in the Issuer's quarterly report on Form 10-Q filed with the Securities and Exchange Commission on August 2, 2021.

CUSIP No. G5785G107

SCHEDULE 13D

Page 27 of 36 Pages

1	NAMES OF REPORTING PERSONS I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)
	Victor Pardo
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
	(a) [X] (b) [ ]
3	SEC USE ONLY

4	SOURCE OF FUNDS (See Instructions)
	PF
5	CHECK IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(D) OR 2(E)
	[ ]
6	CITIZENSHIP OR PLACE OF ORGANIZATION
	New York
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH		7	SOLE VOTING POWER
			52,080
		8	SHARED VOTING POWER
			0
		9	SOLE DISPOSITIVE POWER
			52,080
		10	SHARED DISPOSITIVE POWER
			0
11	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
	52,080
12	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (See Instructions)
	[ ]
13	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
	0.1%²⁶
14	TYPE OF REPORTING PERSON (See Instructions)
	HC, CO

__________________

²⁶ Based upon 84,713,826 shares of Ordinary shares, par value $0.20 per share ("Shares"), of Mallinckrodt plc. (the "Issuer") outstanding as of June 25, 2021, as reported in the Issuer's quarterly report on Form 10-Q filed with the Securities and Exchange Commission on August 2, 2021.

CUSIP No. G5785G107

SCHEDULE 13D

Page 28 of 36 Pages

1	NAMES OF REPORTING PERSONS I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)
	Alex Peter Wounlund
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
	(a) [X] (b) [ ]
3	SEC USE ONLY

4	SOURCE OF FUNDS (See Instructions)
	PF
5	CHECK IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(D) OR 2(E)
	[ ]
6	CITIZENSHIP OR PLACE OF ORGANIZATION
	Denmark
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH		7	SOLE VOTING POWER
			47,018
		8	SHARED VOTING POWER
			0
		9	SOLE DISPOSITIVE POWER
			47,018
		10	SHARED DISPOSITIVE POWER
			0
11	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
	47,018
12	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (See Instructions)
	[ ]
13	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
	0.1%²⁷
14	TYPE OF REPORTING PERSON (See Instructions)
	HC, CO

__________________

²⁷ Based upon 84,713,826 shares of Ordinary shares, par value $0.20 per share ("Shares"), of Mallinckrodt plc. (the "Issuer") outstanding as of June 25, 2021, as reported in the Issuer's quarterly report on Form 10-Q filed with the Securities and Exchange Commission on August 2, 2021.

CUSIP No. G5785G107

SCHEDULE 13D

Page 29 of 36 Pages

1	NAMES OF REPORTING PERSONS I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)
	Petr Hoferek
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
	(a) [X] (b) [ ]
3	SEC USE ONLY

4	SOURCE OF FUNDS (See Instructions)
	PF
5	CHECK IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(D) OR 2(E)
	[ ]
6	CITIZENSHIP OR PLACE OF ORGANIZATION
	Nebraska
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH		7	SOLE VOTING POWER
			45,100
		8	SHARED VOTING POWER
			0
		9	SOLE DISPOSITIVE POWER
			45,100
		10	SHARED DISPOSITIVE POWER
			0
11	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
	45,100
12	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (See Instructions)
	[ ]
13	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
	0.1%²⁸
14	TYPE OF REPORTING PERSON (See Instructions)
	HC, CO

__________________

²⁸ Based upon 84,713,826 shares of Ordinary shares, par value $0.20 per share ("Shares"), of Mallinckrodt plc. (the "Issuer") outstanding as of June 25, 2021, as reported in the Issuer's quarterly report on Form 10-Q filed with the Securities and Exchange Commission on August 2, 2021.

CUSIP No. G5785G107

SCHEDULE 13D

Page 30 of 36 Pages

1	NAMES OF REPORTING PERSONS I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)
	John V. Barry Revocable Trust (Dtd. 12/13/13)
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
	(a) [X] (b) [ ]
3	SEC USE ONLY

4	SOURCE OF FUNDS (See Instructions)
	WC
5	CHECK IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(D) OR 2(E)
	[ ]
6	CITIZENSHIP OR PLACE OF ORGANIZATION
	Missouri
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH		7	SOLE VOTING POWER
			44,000
		8	SHARED VOTING POWER
			0
		9	SOLE DISPOSITIVE POWER
			44,000
		10	SHARED DISPOSITIVE POWER
			0
11	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
	44,000
12	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (See Instructions)
	[ ]
13	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
	0.1%²⁹
14	TYPE OF REPORTING PERSON (See Instructions)
	HC, CO

__________________

²⁹ Based upon 84,713,826 shares of Ordinary shares, par value $0.20 per share ("Shares"), of Mallinckrodt plc. (the "Issuer") outstanding as of June 25, 2021, as reported in the Issuer's quarterly report on Form 10-Q filed with the Securities and Exchange Commission on August 2, 2021.

CUSIP No. G5785G107

SCHEDULE 13D

Page 31 of 36 Pages

1	NAMES OF REPORTING PERSONS I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)
	Nepiyvoda Kirill Nikolaevich
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
	(a) [X] (b) [ ]
3	SEC USE ONLY

4	SOURCE OF FUNDS (See Instructions)
	PF
5	CHECK IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(D) OR 2(E)
	[ ]
6	CITIZENSHIP OR PLACE OF ORGANIZATION
	Russia
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH		7	SOLE VOTING POWER
			40,000
		8	SHARED VOTING POWER
			0
		9	SOLE DISPOSITIVE POWER
			40,000
		10	SHARED DISPOSITIVE POWER
			0
11	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
	40,000
12	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (See Instructions)
	[ ]
13	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
	0.0%³⁰
14	TYPE OF REPORTING PERSON (See Instructions)
	HC, CO

__________________

³⁰ Based upon 84,713,826 shares of Ordinary shares, par value $0.20 per share ("Shares"), of Mallinckrodt plc. (the "Issuer") outstanding as of June 25, 2021, as reported in the Issuer's quarterly report on Form 10-Q filed with the Securities and Exchange Commission on August 2, 2021.

CUSIP No. G5785G107

SCHEDULE 13D

Page 32 of 36 Pages

1	NAMES OF REPORTING PERSONS I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)
	Mary Dunne
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
	(a) [X] (b) [ ]
3	SEC USE ONLY

4	SOURCE OF FUNDS (See Instructions)
	PF
5	CHECK IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(D) OR 2(E)
	[ ]
6	CITIZENSHIP OR PLACE OF ORGANIZATION
	New York
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH		7	SOLE VOTING POWER
			39,347
		8	SHARED VOTING POWER
			0
		9	SOLE DISPOSITIVE POWER
			39,347
		10	SHARED DISPOSITIVE POWER
			0
11	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
	39,347
12	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (See Instructions)
	[ ]
13	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
	0.0%³¹
14	TYPE OF REPORTING PERSON (See Instructions)
	HC, CO

__________________

³¹ Based upon 84,713,826 shares of Ordinary shares, par value $0.20 per share ("Shares"), of Mallinckrodt plc. (the "Issuer") outstanding as of June 25, 2021, as reported in the Issuer's quarterly report on Form 10-Q filed with the Securities and Exchange Commission on August 2, 2021.

CUSIP No. G5785G107

SCHEDULE 13D

Page 33 of 36 Pages

1	NAMES OF REPORTING PERSONS I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)
	Lisrael Larrondo
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
	(a) [X] (b) [ ]
3	SEC USE ONLY

4	SOURCE OF FUNDS (See Instructions)
	PF
5	CHECK IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(D) OR 2(E)
	[ ]
6	CITIZENSHIP OR PLACE OF ORGANIZATION
	Spain
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH		7	SOLE VOTING POWER
			23,634
		8	SHARED VOTING POWER
			0
		9	SOLE DISPOSITIVE POWER
			23,634
		10	SHARED DISPOSITIVE POWER
			0
11	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
	23,634
12	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (See Instructions)
	[ ]
13	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
	0.0%³²
14	TYPE OF REPORTING PERSON (See Instructions)
	HC, CO

__________________

³² Based upon 84,713,826 shares of Ordinary shares, par value $0.20 per share ("Shares"), of Mallinckrodt plc. (the "Issuer") outstanding as of June 25, 2021, as reported in the Issuer's quarterly report on Form 10-Q filed with the Securities and Exchange Commission on August 2, 2021.

CUSIP No. G5785G107

SCHEDULE 13D

Page 34 of 36 Pages

1	NAMES OF REPORTING PERSONS I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)
	David Lamb
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
	(a) [X] (b) [ ]
3	SEC USE ONLY

4	SOURCE OF FUNDS (See Instructions)
	PF
5	CHECK IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(D) OR 2(E)
	[ ]
6	CITIZENSHIP OR PLACE OF ORGANIZATION
	Oregon
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH		7	SOLE VOTING POWER
			17,632
		8	SHARED VOTING POWER
			0
		9	SOLE DISPOSITIVE POWER
			17,632
		10	SHARED DISPOSITIVE POWER
			0
11	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
	17,632
12	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (See Instructions)
	[ ]
13	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
	0.0%³³
14	TYPE OF REPORTING PERSON (See Instructions)
	HC, CO

__________________

³³ Based upon 84,713,826 shares of Ordinary shares, par value $0.20 per share ("Shares"), of Mallinckrodt plc. (the "Issuer") outstanding as of June 25, 2021, as reported in the Issuer's quarterly report on Form 10-Q filed with the Securities and Exchange Commission on August 2, 2021.

CUSIP No. G5785G107

SCHEDULE 13D

Page 35 of 36 Pages

1	NAMES OF REPORTING PERSONS I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)
	Valerii Mansurov
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
	(a) [X] (b) [ ]
3	SEC USE ONLY

4	SOURCE OF FUNDS (See Instructions)
	PF
5	CHECK IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(D) OR 2(E)
	[ ]
6	CITIZENSHIP OR PLACE OF ORGANIZATION
	Russia
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH		7	SOLE VOTING POWER
			180,375
		8	SHARED VOTING POWER
			0
		9	SOLE DISPOSITIVE POWER
			180,375
		10	SHARED DISPOSITIVE POWER
			0
11	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
	180,375
12	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (See Instructions)
	[ ]
13	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
	0.2%³⁴
14	TYPE OF REPORTING PERSON (See Instructions)
	HC, CO

__________________

³⁴ Based upon 84,713,826 shares of Ordinary shares, par value $0.20 per share ("Shares"), of Mallinckrodt plc. (the "Issuer") outstanding as of June 25, 2021, as reported in the Issuer's quarterly report on Form 10-Q filed with the Securities and Exchange Commission on August 2, 2021.

CUSIP No. G5785G107

SCHEDULE 13D

Page 36 of 36 Pages

1	NAMES OF REPORTING PERSONS I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)
	Carleen Walsh
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
	(a) [X] (b) [ ]
3	SEC USE ONLY

4	SOURCE OF FUNDS (See Instructions)
	PF
5	CHECK IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(D) OR 2(E)
	[ ]
6	CITIZENSHIP OR PLACE OF ORGANIZATION
	New York
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH		7	SOLE VOTING POWER
			64,654
		8	SHARED VOTING POWER
			0
		9	SOLE DISPOSITIVE POWER
			64,654
		10	SHARED DISPOSITIVE POWER
			0
11	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
	64,654
12	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (See Instructions)
	[ ]
13	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
	0.1%³⁵
14	TYPE OF REPORTING PERSON (See Instructions)
	HC, CO

__________________

³⁵ Based upon 84,713,826 shares of Ordinary shares, par value $0.20 per share ("Shares"), of Mallinckrodt plc. (the "Issuer") outstanding as of June 25, 2021, as reported in the Issuer's quarterly report on Form 10-Q filed with the Securities and Exchange Commission on August 2, 2021.

This Amendment No. 5 to Schedule 13D ("Amendment No. 5") amends and supplements the Schedule 13D originally filed with the Securities and Exchange Commission by the Reporting Persons on March 5, 2021 (the "Schedule 13D") relating to the Ordinary shares, par value $0.20 per share (the "Shares"), of Mallinckrodt plc (the "Issuer"). Except as specifically provided herein, this Amendment No. 5 does not modify any of the information previously reported on the Schedule 13D. Capitalized terms used but not otherwise defined in this Amendment No. 5 shall have the meanings ascribed to them in the Schedule 13D.

Item 1.

Security and Issuer

Item 1 of Schedule 13D is hereby amended and restated in its entirety to read as follows:

This Schedule 13D is being filed with respect to common shares issued by Mallinckrodt plc, whose principal executive offices are at College Business & Technology Park, Cruiserath, Blanchardstown, Dublin 15, Ireland.

Item 2.

Identity and Background

Item 2 of Schedule 13D is hereby amended and restated in its entirety to read as follows:

	(a)	This Schedule 13D is being filed jointly pursuant to that certain Joint Filing Agreement filed herewith as Exhibit 99.1 by: • Buxton Helmsley Holdings, Inc. ("Holdings") • The Buxton Helmsley Group, Inc. ("Buxton") • Alexander Parker ("Parker") and • The individual persons and entities listed below (collectively, the "Individual Members"): o Vladislav Dikii o Vladimir Kovalenko o Kharkov Aleksandr Sergeevich o Elena Tsygankova o Thomas Gitter o Daniliuk Kirill Vladimirovich o Roman Dontsov Valentinovich o Alexey Isaev o Alexander Koch o James Jonathan Josey o Pradeep Vasudeva Kadambi o Edgard Gafurov o Kimberly Tully o Joan I. Barry Revocable Trust (Dtd. 12/13/13) o James Paul Carey o Janice J. O'Connor o Andrew Gruber o Yushenkova Olga Petrovna o Vanik Petrosian o Richard Barry o Zavolozhin Sergey Vladimirovich o Chris Tichenor o Victor Pardo o Alex Peter Wounlund o Petr Hoferek o John V. Barry Revocable Trust (Dtd. 12/13/13) o Nepiyvoda Kirill Nikolaevich o Mary Dunne o Lisrael Larrondo o David Lamb o Valerii Mansurov o Carleen Walsh

		Together with Holdings, Buxton, and Parker, the Individual Members comprise a group within the meaning of Section 13(d)(3) of the Act.

	(b)	The business address of Holdings, Buxton, and Parker is 1185 Avenue of the Americas, Floor 3, New York, N.Y. 10036-2600. Information regarding the Individual Members is set forth on Schedule A.

	(c)	Buxton is the wholly-owned subsidiary of Holdings, a parent holding company. Buxton is a private asset management and financial services firm and a registered investment advisor. Buxton holds the Shares reported in this Schedule 13D in the accounts of Buxton's discretionary clients. Parker is the sole control person of both Buxton and Holdings. Parker holds the title of Director at Holdings and Senior Managing Director at Buxton. There are no other directors, officers, or control persons at Holdings or Buxton. Information regarding the Individual Members is set forth on Schedule A.


	(d)	During the last five years, neither Holdings, Buxton, Parker, nor any of the Individual Members have been convicted in a criminal proceeding (excluding traffic violations or similar misdemeanors).

	(e)	During the last five years, neither Holdings, nor the Individual Members, have been a party to a civil proceeding of a judicial or administrative body of competent jurisdiction and became subject to a judgment, decree or final order enjoining future violations of, or prohibiting or mandating activities subject to, federal or state securities laws or finding any violation with respect to such laws. Buxton and Parker were involved in an adversary proceeding filed against them by the Issuer (Mallinckrodt Plc. v. The Buxton Helmsley Group, Inc. and Alexander E. Parker, Adv Proc. No. 21-505242), as part of the Issuer's Chapter 11 proceedings (Mallinckrodt plc, et al., Case No. 20-12522), for which an injunction (the "Injunction") was issued by the United States Bankruptcy Court for the District of Delaware (the "Court"), enjoining certain activities of Buxton, Parker, and any other shareholders/members deemed by the Issuer to be "acting in concert" with Buxton and Parker (Injunction, § 6). Those enjoined activities include, for example, the calling of an extraordinary general meeting of the Issuer's shareholders/members, nomination of directors or officers as part of any general meeting of the shareholders/members, casting votes in any general meeting of the shareholders/members to "remove" or "replace" directors of the Issuer (the Injunction, § 1(e), "any action seeking to remove, replace ... any directors or officers of any Debtor"), submission of shareholder proposals to be "acted upon" by shareholders/members as part of a general meeting (the Injunction, § 1(c), "any steps to ... propose any matters to be acted upon by Mallinckrodt shareholders"), solicitation of proxies, any litigation against the Issuer or its officers and/or directors, among other restrictions of activities covered by that Injunction, requested by the Issuer and ordered by the Court.

	(f)	Holdings and Buxton are Michigan corporations. Parker is a citizen of the United States of America. The citizenship of each Individual Member is set forth on Schedule A.

Item 3.

Source and Amount of Funds or Other Considerations

Item 3 of Schedule 13D is hereby amended and restated in its entirety to read as follows:

241,384

Funds for the purchase of the Shares reported herein were derived from available working capital of Buxton. Buxton purchased 510,936 Shares of the Issuer in open market purchases between January 12, 2021 and March 1, 2021 for a total of $162,503.38. Buxton also purchased an additional 243,334 Shares of the Issuer in open market purchases during the sixty (60) days preceding this amendment, for a total of $47,832.94. Buxton made other purchases of the Shares previously, also via available working capital.

The Reporting Persons collectively may be deemed to be the beneficial owner of, in the aggregate, 5,067,802 Shares. For the Individual Members, other than Elena Tsygankova, the Joan I. Barry Revocable Trust (Dtd. 12/13/13), and the John V. Barry Revocable Trust (Dtd. 12/13/13), whose funding for the Shares was derived from available working capital, the source of funding for the Shares was personal funds of the respective Individual Member.

Item 4.

Purpose of Transaction

Item 4 of Schedule 13D is hereby amended and restated in its entirety to read as follows:

The Reporting Persons reserve the right, consistent with applicable law, to (i) acquire additional Shares and/or other equity, debt, notes, instruments or other securities (collectively, "Securities") of the Issuer (or its affiliates) in the open market or otherwise; (ii) dispose of any or all of their Securities in the open market or otherwise; and (iii) engage in any hedging or similar transactions with respect to the Securities. The Reporting Persons may engage in discussions with management or the Board of Directors of the Issuer concerning the business, operations, management, and future plans of the Issuer. Depending on various factors, including the Reporting Persons' financial position and investment strategy, the price of the Shares, conditions in the securities markets, and general economic and industry conditions, the Reporting Persons may in the future take such actions they deem appropriate and lawful.

On September 14, 2021, the Reporting Persons sent a letter via email (the "September 14, 2021, Letter") to the Issuer. The September 14, 2021, Letter is filed herewith as Exhibit 99.2 to the Amendment No. 5.

On August 17, 2021, the Reporting Persons sent a letter via email (the "August 17, 2021, Letter") to the Issuer. The August 17, 2021, Letter is filed herewith as Exhibit 99.3 to the Amendment No. 5.

On August 5, 2021, the Reporting Persons sent a letter via email (the "August 5, 2021, Letter") to the Issuer. The August 5, 2021, Letter is filed herewith as Exhibit 99.4 to the Amendment No. 5.

On August 3, 2021, the Reporting Persons sent a letter via email (the "August 3, 2021, Letter") to the Issuer. The August 3, 2021, Letter is filed herewith as Exhibit 99.5 to the Amendment No. 5.

On July 7, 2021, the Reporting Persons sent a letter via email (the "July 7, 2021, Letter") to the Issuer. The July 7, 2021, Letter is filed herewith as Exhibit 99.6 to the Amendment No. 5.

On June 1, 2021, the Reporting Persons sent a letter via email (the "June 1, 2021, Letter") to the Issuer. The June 1, 2021, Letter is filed herewith as Exhibit 99.7 to the Amendment No. 5.

On May 20, 2021, the Reporting Persons sent a letter via email (the "May 20, 2021, Letter") to the Issuer. The May 20, 2021, Letter is filed herewith as Exhibit 99.8 to the Amendment No. 5.

On March 10, 2021, the Reporting Persons sent a letter via email (the "March 10, 2021, Letter") to the Issuer. The March 10, 2021, Letter is filed herewith as Exhibit 99.9 to the Amendment No. 5.

Item 5.

Interest in Securities of the Issuer

Item 5 of Schedule 13D is hereby amended and restated in its entirety to read as follows:

(a)	As of the time of this filing, Holdings, Buxton, and Parker own 1,556,618 Shares of the Issuer, or a 1.8% ownership interest of the Issuer's Shares. Information regarding the Individual Members is set forth on Schedule B. Collectively, Holdings, Buxton, Parker, and the Individual Members own 5,067,802 Shares or a 6.0% ownership interest of the Issuer's Shares.

(b)	Number of Shares as to which such person has: (i) Sole Voting Power: Each of Holdings, Buxton, and Parker has the sole power to vote or direct the vote over 0 Shares. (ii) Shared Voting Power: Holdings has the shared power to vote or direct the vote over 1,556,618 Shares. Buxton has the shared power to vote or direct the vote over 1,556,618 Shares. Parker has the shared power to vote or direct the vote over 1,556,618 Shares. (iii) Sole Dispositive Power: Each of Holdings, Buxton, and Parker has the sole power to dispose or direct the disposition of 0 Shares. (iv) Shared Dispositive Power: Holdings has the shared power to dispose or to direct the direct the disposition of 1,556,618 Shares. Buxton has the shared power to dispose or to direct the direct the disposition of 1,556,618 Shares. Parker has the shared power to dispose or to direct the direct the disposition of 1,556,618 Shares. Information regarding the voting and dispositive power of the Individual Members is set forth on Schedule B.

(c)

The following table sets forth all transactions with respect to the Shares effected during the past sixty (60) days by any of the Reporting Persons, inclusive of any transactions effected through 4:00 p.m., New York City time, on September 14, 2021. Except as otherwise noted below, all such transactions were purchases of Shares effected in the open market, and the table includes commissions paid in per share prices.

Reporting Person	Date	Shares	Price of Security
Buxton	2021-09-14	28333	0.2099
Buxton	2021-09-14	5000	0.2099
Buxton	2021-09-14	1533	0.2044
Buxton	2021-09-14	28301	0.2005
Buxton	2021-08-31	776	0.205
Buxton	2021-08-17	4540	0.197
Buxton	2021-08-17	8950	0.196
Buxton	2021-08-17	10000	0.196
Buxton	2021-08-17	10000	0.196
Buxton	2021-08-17	10000	0.199
Buxton	2021-08-17	10000	0.199
Buxton	2021-08-17	16050	0.199
Buxton	2021-08-17	5000	0.195
Buxton	2021-08-17	2900	0.192
Buxton	2021-08-17	2763	0.195
Buxton	2021-08-17	7137	0.195
Buxton	2021-08-17	5600	0.2
Buxton	2021-08-17	10400	0.2
Buxton	2021-08-17	10120	0.197
Buxton	2021-08-17	10379	0.197
Buxton	2021-08-16	2436	0.188
Kimberly Tully	2021-08-16	75	0.1773
Kimberly Tully	2021-08-16	30	0.175
Kimberly Tully	2021-08-13	5	0.19
Kimberly Tully	2021-08-13	1	0.19
Buxton	2021-08-11	1000	0.151
Buxton	2021-08-11	5000	0.1598
Buxton	2021-08-11	250	0.1598
Buxton	2021-08-11	5000	0.1598
Buxton	2021-08-11	961	0.1731
Buxton	2021-08-11	5000	0.1731
Buxton	2021-08-11	5000	0.1731
Buxton	2021-08-11	10000	0.1731
Buxton	2021-08-11	14789	0.1731
Buxton	2021-08-11	-1950	0.1864
Kimberly Tully	2021-08-11	50	0.16755
Kimberly Tully	2021-08-11	100	0.17675
Kimberly Tully	2021-08-11	1500	0.1825
Buxton	2021-08-02	6116	0.2962


(d)	N/A.

(e)	N/A.

Item 7.

Material to Be Filed as Exhibits

Item 7 of Schedule 13D is hereby amended and restated in its entirety to read as follows:

	1.	Joint Filing Agreement

	2.	Letter - September 14, 2021

	3.	Letter - August 17, 2021

	4.	Letter - August 2, 2021

	5.	Letter - August 2, 2021

	6.	Letter - July 7, 2021

	7.	Letter - June 1, 2021

	8.	Letter - May 20, 2021

	9.	Letter - March 10, 2021

Schedule A

Schedule A of Schedule 13D is hereby amended and restated in its entirety to read as follows:

Name	Principal Business Address or Residence	Principal Occupation or Employment/ Principal Business	Citizenship
Vladislav Dikii	Moscow, p. Pervomayskoe, Block 328, Bld. 96, bldg. 9	Investor (Self-Employed)	Russia
Vladimir Kovalenko	246700 Pskov Pushkina street 611/1 Russia	Investor (Self-Employed)	Russia
Kharkov Aleksandr Sergeevich	630550, OBL NOVOSIBIRSKAIA, R-N NOVOSIBIRSKII, S pazdolnoe, PER ZELENYI, DOM 28	Investor (Self-Employed)	Russia
Elena Tsygankova	Moscow Rusakovskaya street 31	Financial Advisor	Russia
Thomas Gitter	17 Parklawn Place, Madison, WI 53705	Retired	USA
Daniliuk Kirill Vladimirovich	125315,G MOSKVA,PR-KT LENINGRADSKII,DOM 74/6,KV 76	Retired	Russia
Roman Dontsov Valentinovich	350005 Russia, Krasnodar, Alexandra Pokryshkina street 2 /2 apartment 416	Investor (Self-Employed)	Russia
Alexey Isaev	Russian Federation. Moscow. Fryazevskaya street house 11.	Investor (Self-Employed)	Russia
Alexander Koch	Jakob-Kaiser-Str. 14A, D-49088 Osnabrueck, Germany	Self-Employed	Germany
James Jonathan Josey	5319 Carolwood Drive, Jackson, MS 39211	Deputy CFO at The Molpus Woodlands Group, LLC Principal Business: Timber Investment Address: 858 North Street, Jackson, MS 39211	USA
Pradeep Vasudeva Kadambi	2764 Tartus Dr., Jacksonville, FL 32246 USA	Doctor (Self-Employed)	USA
Edgard Gafurov	Russia Novocheboksarsk Vostochnaya street, house 1, building 2, apartment 54	Investor (Self-Employed)	Russia
Kimberly Tully	4 South Deer Place, Hainesport, NJ 08036	Self-Employed (Consultant)	USA
Joan I. Barry Revocable Trust (Dtd. 12/13/13)	3313 S. Victoria Drive, Blue Springs, MO 64015	Retired	USA
James Paul Carey	881 Southerford Avenue, Dayton, OH 45429	Patent Lawyer at Mane, Inc. Address: 2501 Henkle Drive, Lebanon, OH 45036	USA
Janice J. O'Connor	12808 S. Outer Belt Road, Lone Jack, MO 64070	Retired	USA
Andrew Gruber	215 Pleasant Street, Arlington MA 02476	Engineer at Qualcomm Principal Business: Wireless Technology Address: 5775 Morehouse Drive, San Diego CA 92121	USA
Yushenkova Olga Petrovna	Russia, Ryazan,Moscovskoe shosse d.33/4 kv.435	Investor (Self-Employed)	Russia
Vanik Petrosian	Ul Vodopoinaia, d 19, kv 178, 357748, g Kislovodsk, Stavropolskii krai	Retired	Russia
Richard Barry	4532 Saint James Drive, Plano TX 75024	IT Management at United Surgical Partners Incorporated Principal Business: Ambulatory Surgery Services Address: 5601 Warren Parkway Frisco Texas, 75034	USA
Zavolozhin Sergey Vladimirovich	Russia, Novosibirsk region, R, P Koltsovo 28	Investor (Self-Employed)	Russia
Chris Tichenor	400 Redding Road, Lexington, KY 40517	Retired	USA
Victor Pardo	11 Threepence Drive, Melville, NY 11747	Audio Engineer at Self-Employed Address: 1100 Haff Avenue, North Bellmore, NY 11710	USA
Alex Peter Wounlund	Bredholtvej 8, 2650 Hvidovre, Denmark	Key Account Manager at GlobalConnect Principal Business: Fiber Network Address: Havneholmen 6, 2450 Copenhagen, Denmark	Denmark
Petr Hoferek	9516 Park Drive, Unit 206, Omaha, NE 68127	Inventory Control at PAK Global LLC Principal Business: Industrial Fabrics and Hardware Address: 2528 South 156th Circle, Omaha, NE 68130	USA
John V. Barry Revocable Trust (Dtd. 12/13/13)	3313 S. Victoria Drive, Blue Springs, MO 64015	Retired	USA
Nepiyvoda Kirill Nikolaevich	Russia, Kaluga, Duminichi, Molodezhnaya street 5a, 249300.	Self-Employed (Investor)	Russia
Mary Dunne	54 Hicks Street, Brooklyn, NY 11201	Retired	USA
Lisrael Larrondo	Medinaceli, 6, 6. 28660. Boadilla del Monte. Madrid. Spain	Renewable Energy Technician at PEMOG Principal Business: Energy Address: Juan Carlos I. 31. 28660. Boadilla del Monte. Madrid. Spain.	Spain
David Lamb	13560 NW Springville Road, Portland, OR 97229	Digital Design Engineer at Skyworks Solutions, Inc. Principal Business: Semiconductors Address: 1600 NW Compton Drive, Suite 300, Hillsboro, OR 97006	USA
Valerii Mansurov	Russia, Ufa city, Richard Zorge 64, 14	Construction Consultant Address: Russia, Ufa, Shota Rustaveli 9	Russia
Carleen Walsh	640 Lincoln Avenue, Sayville, N.Y. 11782	Self-Employed (Investor)	USA

Schedule B

Schedule B of Schedule 13D is hereby amended and restated in its entirety to read as follows:

Name	Aggregate Number of Shares Owned	Percentage of Class	Sole Voting Power	Shared Voting Power	Sole Dispositive Power	Shared Dispositive Power
Vladislav Dikii	220,000	0.3%	220,000	0	220,000	0
Vladimir Kovalenko	370,183	0.4%	370,183	0	370,183	0
Kharkov Aleksandr Sergeevich	255,000	0.3%	255,000	0	255,000	0
Elena Tsygankova	228,000	0.3%	0	228,000	0	228,000
Thomas Gitter	235,250	0.3%	0	235,250	0	235,250
Daniliuk Kirill Vladimirovich	193,000	0.2%	193,000	0	193,000	0
Roman Dontsov Valentinovich	135,212	0.2%	135,212	0	135,212	0
Alexey Isaev	121,347	0.1%	121,347	0	121,347	0
Alexander Koch	120,000	0.1%	120,000	0	120,000	0
James Jonathan Josey	111,400	0.1%	111,400	0	111,400	0
Pradeep Vasudeva Kadambi	101,900	0.1%	101,900	0	101,900	0
Edgard Gafurov	96,512	0.1%	96,512	0	96,512	0
Kimberly Tully	96,843	0.1%	96,843	0	96,843	0
Joan I. Barry Revocable Trust (Dtd. 12/13/13)	93,000	0.1%	93,000	0	93,000	0
James Paul Carey	90,000	0.1%	90,000	0	90,000	0
Janice J. O'Connor	84,000	0.1%	84,000	0	84,000	0
Andrew Gruber	60,000	0.1%	60,000	0	60,000	0
Yushenkova Olga Petrovna	77,699	0.1%	77,699	0	77,699	0
Vanik Petrosian	74,300	0.1%	74,300	0	74,300	0
Richard Barry	72,285	0.1%	72,285	0	72,285	0
Zavolozhin Sergey Vladimirovich	67,413	0.1%	67,413	0	67,413	0
Chris Tichenor	54,000	0.1%	54,000	0	54,000	0
Victor Pardo	52,080	0.1%	52,080	0	52,080	0
Alex Peter Wounlund	47,018	0.1%	47,018	0	47,018	0
Petr Hoferek	45,100	0.1%	45,100	0	45,100	0
John V. Barry Revocable Trust (Dtd. 12/13/13)	44,000	0.1%	44,000	0	44,000	0
Nepiyvoda Kirill Nikolaevich	40,000	0.0%	40,000	0	40,000	0
Mary Dunne	39,347	0.0%	39,347	0	39,347	0
Lisrael Larrondo	23,634	0.0%	23,634	0	23,634	0
David Lamb	17,632	0.0%	17,632	0	17,632	0
Valerii Mansurov	180,375	0.2%	180,375	0	180,375	0
Carleen Walsh	64,654	0.1%	64,654	0	64,654	0

SIGNATURE

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.

BUXTON HELMSLEY HOLDINGS, INC.


By:	/s/ Alexander E. Parker	September 14, 2021
Name:	Alexander E. Parker
Title:	Director



THE BUXTON HELMSLEY GROUP, INC.


By:	/s/ Alexander E. Parker	September 14, 2021
Name:	Alexander E. Parker
Title:	Senior Managing Director



ALEXANDER E. PARKER


By:	/s/ Alexander E. Parker	September 14, 2021
Name:	Alexander E. Parker



VLADISLAV DIKII


By:	*/s/ Vladislav Dikii	September 14, 2021
Name:	Vladislav Dikii



VLADIMIR KOVALENKO


By:	*/s/ Vladimir Kovalenko	September 14, 2021
Name:	Vladimir Kovalenko



KHARKOV ALEKSANDR SERGEEVICH


By:	*/s/ Kharkov Aleksandr Sergeevich	September 14, 2021
Name:	Kharkov Aleksandr Sergeevich



ELENA TSYGANKOVA


By:	*/s/ Elena Tsygankova	September 14, 2021
Name:	Elena Tsygankova



THOMAS GITTER


By:	*/s/ Thomas Gitter	September 14, 2021
Name:	Thomas Gitter



DANILIUK KIRILL VLADIMIROVICH


By:	*/s/ Daniliuk Kirill Vladimirovich	September 14, 2021
Name:	Daniliuk Kirill Vladimirovich



ROMAN DONTSOV VALENTINOVICH


By:	*/s/ Roman Dontsov Valentinovich	September 14, 2021
Name:	Roman Dontsov Valentinovich



ALEXEY ISAEV


By:	*/s/ Alexey Isaev	September 14, 2021
Name:	Alexey Isaev



ALEXANDER KOCH


By:	*/s/ Alexander Koch	September 14, 2021
Name:	Alexander Koch



JAMES JONATHAN JOSEY


By:	*/s/ James Jonathan Josey	September 14, 2021
Name:	James Jonathan Josey



PRADEEP VASUDEVA KADAMBI


By:	*/s/ Pradeep Vasudeva Kadambi	September 14, 2021
Name:	Pradeep Vasudeva Kadambi



EDGARD GAFUROV


By:	*/s/ Edgard Gafurov	September 14, 2021
Name:	Edgard Gafurov



KIMBERLY TULLY


By:	*/s/ Kimberly Tully	September 14, 2021
Name:	Kimberly Tully



JOAN I. BARRY REVOCABLE TRUST (DTD. 12/13/13)


By:	*/s/ Janice J. O'Connor	September 14, 2021
Name:	Janice J. O'Connor
Title:	Co-Trustee



JAMES PAUL CAREY


By:	*/s/ James Paul Carey	September 14, 2021
Name:	James Paul Carey



JANICE J. O'CONNOR


By:	*/s/ Janice J. O'Connor	September 14, 2021
Name:	Janice J. O'Connor



ANDREW GRUBER


By:	*/s/ Andrew Gruber	September 14, 2021
Name:	Andrew Gruber



YUSHENKOVA OLGA PETROVNA


By:	*/s/ Yushenkova Olga Petrovna	September 14, 2021
Name:	Yushenkova Olga Petrovna



VANIK PETROSIAN


By:	*/s/ Vanik Petrosian	September 14, 2021
Name:	Vanik Petrosian



RICHARD BARRY


By:	*/s/ Richard Barry	September 14, 2021
Name:	Richard Barry



ZAVOLOZHIN SERGEY VLADIMIROVICH


By:	*/s/ Zavolozhin Sergey Vladimirovich	September 14, 2021
Name:	Zavolozhin Sergey Vladimirovich



CHRIS TICHENOR


By:	*/s/ Chris Tichenor	September 14, 2021
Name:	Chris Tichenor



VICTOR PARDO


By:	*/s/ Victor Pardo	September 14, 2021
Name:	Victor Pardo



ALEX PETER WOUNLUND


By:	*/s/ Alex Peter Wounlund	September 14, 2021
Name:	Alex Peter Wounlund



PETR HOFEREK


By:	*/s/ Petr Hoferek	September 14, 2021
Name:	Petr Hoferek



JOHN V. BARRY REVOCABLE TRUST (DTD. 12/13/13)


By:	*/s/ Janice J. O'Connor	September 14, 2021
Name:	Janice J. O'Connor
Title:	Co-Trustee



NEPIYVODA KIRILL NIKOLAEVICH


By:	*/s/ Nepiyvoda Kirill Nikolaevich	September 14, 2021
Name:	Nepiyvoda Kirill Nikolaevich



MARY DUNNE


By:	*/s/ Mary Dunne	September 14, 2021
Name:	Mary Dunne



LISRAEL LARRONDO


By:	*/s/ Lisrael Larrondo	September 14, 2021
Name:	Lisrael Larrondo



DAVID LAMB


By:	*/s/ David Lamb	September 14, 2021
Name:	David Lamb



VALERII MANSUROV


By:	*/s/ Valerii Mansurov	September 14, 2021
Name:	Valerii Mansurov



CARLEEN WALSH


By:	*/s/ Carleen Walsh	September 14, 2021
Name:	Carleen Walsh






*By:	/s/ Alexander E. Parker	September 14, 2021
Name:	Alexander E. Parker
Title:	Attorney-in-Fact

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SEC Form SC 13D/A filed by Mallinckrodt plc (Amendment)

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Financials

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SEC Form 4: Norton David Y sold $1,334 worth of Ordinary Shares (5,080 units at $0.26), closing all direct ownership in the company

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