MARK W. JOHNSON - 01 Sep 2025 Form 4 Insider Report for Mativ Holdings, Inc. (MATV)

Role: CLO and Corporate Secretary
Signature: /s/ Brian Park, attorney-in-fact for Mark W. Johnson, principal
Issuer symbol: MATV
Transactions as of: 01 Sep 2025
Net transactions value: -$80,989
Form type: 4
Filing time: 03 Sep 2025, 16:31:58 UTC
Previous filing: 23 May 2025
Next filing: 18 Feb 2026
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
JOHNSON MARK W	CLO and Corporate Secretary	100 KIMBALL PLACE, SUITE 600, ALPHARETTA	/s/ Brian Park, attorney-in-fact for Mark W. Johnson, principal	03 Sep 2025	0001802219

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	MATV	Common Stock	Options Exercise	$0	+6,443	+5.2%	$0.000000	130,051	01 Sep 2025	Direct	F1
transaction	MATV	Common Stock	Disposed to Issuer	$80,989	-6,443	-5%	$12.57	123,608	01 Sep 2025	Direct	F1, F2

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	MATV	Restricted Stock Units	Options Exercise		-6,443	-50%		6,444	01 Sep 2025	Common Stock	6,443		Direct	F1

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	On September 20, 2023, the reporting person was granted 19,330 restricted stock units ("RSUs") subject to time vesting. Such RSUs vest in three equal annual installments beginning on September 1, 2024 and each anniversary thereafter. Each RSU represents a right to receive one share of the common stock of the issuer and/or cash upon vesting. 6,443 RSUs vested on September 1, 2025.
F2	The transaction reflects the cash settlement of 6,443 vested RSUs.