Luxfer CEO granted 42,520 RSUs, exercises prior award

Rhea-AI Filing Summary

Luxfer Holdings CEO Andrew Butcher reported equity compensation activity involving restricted stock units and ordinary shares. On March 16, 2026, he received a grant of 42,520 time-based Restricted Stock Units, each convertible into one Ordinary Share for a nominal payment of $1.00 per share. These RSUs vest in three equal annual instalments beginning on March 16, 2027.

On the same date, a prior time-based RSU award granted on March 14, 2022 partially vested, leading to the exercise of 7,378 Restricted Stock Units into 7,378 Ordinary Shares. To cover tax obligations, 4,142 Ordinary Shares were withheld at $11.60 per share. Following these transactions, Butcher directly owned 163,364 Ordinary Shares.

Insider Trade Summary 10b5-1

Net Buyer: 3,236 shares

Net Buy 4 txns

Insider Butcher Andrew

Role Chief Executive Officer

Type	Security	Shares	Price	Value
Grant/Award	Restricted Stock Units	42,520	$0.00	$0.00
Exercise	Restricted Stock Units	7,378	$0.00	$0.00
Exercise	Ordinary Shares	7,378	$0.00	$0.00
Exercise Price or Tax Liability	Ordinary Shares	4,142	$11.60	$48K

Holdings After Transaction: Restricted Stock Units — 42,520 shares (Direct); Ordinary Shares — 163,364 shares (Direct)

Footnotes (3)

1. F1. 1 for 1, subject to a nominal payment of $1.00 per Ordinary Share.
2. F2. Represents the award of 42,520 time-based Restricted Stock Units made on March 16, 2026. The Restricted Stock Units vest in three equal annual instalments beginning on March 16, 2027.
3. F3. Represents the partial vesting of the time-based Restricted Stock Units awarded on March 14, 2022.

FAQ

What equity award did Luxfer (LXFR) CEO Andrew Butcher receive on March 16, 2026?

Andrew Butcher received a grant of 42,520 time-based Restricted Stock Units on March 16, 2026. Each unit converts into one Ordinary Share for a nominal payment of $1.00, vesting in three equal annual instalments starting March 16, 2027.

How do the new RSUs granted to the Luxfer (LXFR) CEO vest over time?

The 42,520 Restricted Stock Units vest in three equal annual instalments, beginning March 16, 2027. This means one-third of the award vests each year over three years, aligning compensation with multi-year company performance and retention objectives.

What prior Luxfer (LXFR) RSU award vested for the CEO on March 16, 2026?

A portion of the time-based Restricted Stock Units awarded on March 14, 2022 partially vested on March 16, 2026. This vesting triggered the exercise of 7,378 RSUs into 7,378 Ordinary Shares as part of the earlier long-term incentive grant.

How many Luxfer (LXFR) Ordinary Shares were issued and withheld for taxes for the CEO?

Upon partial vesting, 7,378 Ordinary Shares were issued from exercised RSUs, and 4,142 of those shares were withheld at $11.60 per share to satisfy tax obligations. The remaining shares continued as part of the CEO’s directly held equity position.

What is Andrew Butcher’s direct Luxfer (LXFR) Ordinary Share ownership after these transactions?

After the March 16, 2026 grant, RSU exercise, and tax withholding, Andrew Butcher directly held 163,364 Ordinary Shares. This figure reflects his updated equity stake following the compensation-related equity movements disclosed in the filing.

Are the Luxfer (LXFR) CEO’s March 16, 2026 transactions open-market buys or sales?

The transactions are compensation-related, not open-market trades. They include a grant of 42,520 Restricted Stock Units, the exercise of 7,378 RSUs into Ordinary Shares, and the withholding of 4,142 shares at $11.60 solely to cover associated tax liabilities.

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Accepted by SEC EDGAR 03/18/2026 - 08:35 AM Learn about SEC filing dates

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).

X

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^*

Butcher Andrew

(Last) (First) (Middle)

LUXFER HOLDINGS PLC

LUMNS LANE

(Street)

MANCHESTER M27 8LN

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
LUXFER HOLDINGS PLC [ LXFR ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Chief Executive Officer

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
03/16/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

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	03/16/2026		M		7,378	A	(1)	167,506	D
Ordinary Shares	03/16/2026		F		4,142	D	$11.6	163,364	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
Restricted Stock Units	$1(1)	03/16/2026		A		42,520		(2)	(2)	Ordinary Shares	42,520	(1)	42,520	D
Restricted Stock Units	(1)	03/16/2026		M			7,378	(3)	(3)	Ordinary Shares	7,378	(1)	0	D

Explanation of Responses:

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

2. Represents the award of 42,520 time-based Restricted Stock Units made on March 16, 2026. The Restricted Stock Units vest in three equal annual instalments beginning on March 16, 2027.

3. Represents the partial vesting of the time-based Restricted Stock Units awarded on March 14, 2022.

Remarks:

	/s/ Benjamin Coulson under Power of Attorney for Andrew Butcher	03/16/2026
	** 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.
* Form 4: SEC 1474 (03-26)