Form 4 - Statement of changes in beneficial ownership of securities

SEC Form 4 
   

FORM 4		UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940	OMB APPROVAL OMB Number: 3235-0287 Estimated average burden hours per response: 0.5
	Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
	Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person* LAWDAY MARK JAMES (Last) (First) (Middle) LUXFER HOLDINGS PLC, LUMNS LANE (Street) MANCHESTER X0 M27 8LN (City) (State) (Zip)	2. Issuer Name and Ticker or Trading Symbol LUXFER HOLDINGS PLC [ LXFR ]	5. Relationship of Reporting Person(s) to Issuer (Check all applicable) Director 10% Owner X Officer (give title below) Other (specify below) See Remarks
	3. Date of Earliest Transaction (Month/Day/Year) 08/20/2024
	4. If Amendment, Date of Original Filed (Month/Day/Year)	6. Individual or Joint/Group Filing (Check Applicable Line) X Form filed by One Reporting Person Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Ordinary Shares	08/20/2024		M		500	A	(1)	2,779	D
Ordinary Shares	08/20/2024		M		70	A	(2)	2,849	D
Ordinary Shares	08/20/2024		M		400	A	(1)	3,249	D
Ordinary Shares	08/20/2024		M		38	A	(2)	3,287	D
Ordinary Shares	08/20/2024		M		750	A	(1)	4,037	D
Ordinary Shares	08/20/2024		M		55	A	(2)	4,092	D
Ordinary Shares	08/20/2024		M		490	A	(1)	4,582	D
Ordinary Shares	08/20/2024		M		23	A	(2)	4,605	D
Ordinary Shares	08/20/2024		F		1,195	D	$10.63	3,410	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Stock Options (Right to Buy)	(1)	08/20/2024		M			500	(3)	12/13/2025	Ordinary Shares	500	(1)	0	D
Dividend Equivalent Rights	(2)	08/20/2024		M			70	(2)	12/13/2025	Ordinary Shares	70	(2)	2	D
Stock Options (Right to Buy)	(1)	08/20/2024		M			400	(4)	03/15/2027	Ordinary Shares	400	(1)	400	D
Dividend Equivalent Rights	(2)	08/20/2024		M			38	(2)	03/15/2027	Ordinary Shares	38	(2)	59	D
Stock Options (Right to Buy)	(1)	08/20/2024		M			750	(5)	03/14/2028	Ordinary Shares	750	(1)	1,500	D
Dividend Equivalent Rights	(2)	08/20/2024		M			55	(2)	03/14/2028	Ordinary Shares	55	(2)	173	D
Stock Options (Right to Buy)	(1)	08/20/2024		M			490	(6)	03/20/2029	Ordinary Shares	490	(1)	1,470	D
Dividend Equivalent Rights	(2)	08/20/2024		M			23	(2)	03/20/2029	Ordinary Shares	23	(2)	110	D

Explanation of Responses:

1. 1 for 1, subject to a nominal payment of $1.00 per Ordinary Share.

2. Represents Dividend Equivalent Rights accrued on Stock Options, which become exercisable proportionately with the Stock Options to which they relate. Each Dividend Equivalent Right is the economic equivalent of one Ordinary Share. Dividend Equivalent Rights convert 1 for 1, subject to a nominal payment of $1.00 per Ordinary Share.

3. Represents the exercise of time-based Stock Options awarded on December 13, 2019. The subject Stock Options vested in four equal annual installments, beginning on December 13, 2020, and were exercisable as of December 13, 2023. The subject Stock Options are fully vested and exercised.

4. Represents the exercise of time-based Stock Options awarded on March 15, 2021. The time-based Stock Options vest in four equal annual installments, beginning on March 15, 2022 and ending on March 15, 2025. The subject Stock Options vested and were exercisable as of March 15, 2024. The remaining Stock Options vest and become exercisable on March 15, 2025.

5. Represents the exercise of time-based Stock Options awarded on March 14, 2022. The Stock Options vest in four equal annual installments, beginning on March 14, 2023 and ending on March 14, 2026. The subject Stock Options vested and were exercisable as of March 14, 2024. The remaining Stock Options vest and become exercisable on March 14, 2025 and March 14, 2026.

6. Represents the exercise of time-based Stock Options awarded on March 20, 2023. The Stock Options vest in four equal annual installments, beginning on March 20, 2024 and ending on March 20, 2027. The subject Stock Options vested and were exercisable as of March 20, 2024. The remaining Stock Options vest in three equal installments on the anniversary of the award date.

Remarks:

Vice President and General Manager, Luxfer Gas Cylinders - Europe

	/s/ Mark J. Lawday	08/22/2024
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (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).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
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 Number.

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