X0508 4 2026-03-11 false 0001000623 Mativ Holdings, Inc. MATV 0001698686 Singhal Shruti MATIV HOLDINGS, INC. 100 KIMBALL PLACE, STE 600 ALPHARETTA GA 30009 true true false false President, CEO false Common Stock 2026-03-11 4 M false 305677.00 0.00 A 362210.00 D Common Stock 2026-03-11 4 F false 84016.00 9.02 D 278194.00 D RSU 2026-03-11 4 M false 305677.00 D Common Stock 305677.00 0.00 D On March 11, 2025, the reporting person was granted 305,677 Restricted Stock Units ("RSUs") subject to time vesting. Such RSUs vest one year from the date of grant on March 11, 2026. Each RSU represents a right to receive one share of the common stock of the issuer and/or cash upon vesting. Shares withheld to satisfy tax withholding obligation arising upon the vesting of RSUs. /s/ Brian Park, attorney-in-fact for Shruti Singhal, principal 2026-03-13