Mativ Holdings, Inc. has updated its primary performance metric from Operating Profit to Gross Profit effective January 1, 2026, and changed its expense allocation methodology. The filing includes 2025 earnings data, revealing segment performances with Filtration & Advanced Materials showing net sales of $767.5 million and Sustainable & Adhesive Solutions at $1.22 billion, with respective Adjusted EBITDA margins of 15% and 12.1%.