X0508 4 2026-02-24 false 0001000623 Mativ Holdings, Inc. MATV 0001944012 Minder Scott 100 KIMBALL PL SUITE 600 ALPHARETTA GA 30009 false true false false Chief Financial Officer false RSU 2026-02-24 4 A false 30556.00 A Common Stock 30556.00 30556.00 D On February 24, 2026, the reporting person was granted 30,556 Restricted Stock Units ("RSUs") subject to time vesting. Such RSUs vest in three equal annual installments on the anniversary of the grant date (February 24, 2027, February 24, 2028, and February 24, 2029). Each RSU represents a right to receive one share of the common stock of the issuer upon vesting. /s/ Brian Park, attorney-in-fact for Scott Minder, principal 2026-02-26