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Off-Road Vehicle Cargo Rack Versalloy™ TPE increases design freedom for off-road vehicle cargo rack Caps and Closures

This translates to 4% adjusted EPS growth, excluding the unfavorable impact of foreign exchange. As such, we expect second quarter adjusted EPS of $0.79, which represents 4% growth over the prior year quarter.” Eastern Time on May 6, 2025.

Aug 01, 2025 Jul 10, 2025 Jul 07, 2025

Leadership, EHS&S-PS, Facility Services, Design & Development, Information Technology, Sourcing, Logistics, Legal, and Human Resources Certificate No: 65537 Certification Date: 29 SEP 2023 Effective Date: 27 FEB 2025 Expiration Date: 27 SEP 2026 Revision Date: 05 MAR 2025 Dominic Townsend, President Copyright as of the Effective Date, ABS Quality Evaluations, Inc. Leadership, EHS&S-PS, Facility Services, Design & Development, Information Technology, Sourcing, Logistics, Legal, and Human Resources 33587 Walker Road Avon Lake OH 44012 United States Avient Corporation Design and Manufacture of Colour and Additive Concentrates, Thermoplastic Resins and Specialty Compounds Kornkamp 50 Ahrensburg Schleswig- Holstein 22926 Germany Avient Corporation - Albany Design and Manufacture of Colorants and Additives for Plastics 4 Rothwell Ave, PO Box 300-009 Auckland 0632 New Zealand Avient Corporation Avon Lake Color Design and Manufacture of Specialty Engineered Thermoplastics 33587 Walker Road, Building 416 Avon Lake OH 44012 United States Avient Corporation Design and Manufacture of Specialty Engineered Thermoplastics Pol. Page 4 of 5 https://abs.zertic.com https://abs.zertic.com Avient Corporation Design & Manufacture of Color, Additive Concentrate & Specialty Compounds Renaissance Industrial & Warehousing Complex, Unit No.

Certificate No: 65536 Certification structure: MULTI-SITE Certification Date: 29 SEP 2023 Effective Date: 27 FEB 2025 Expiration Date: 27 SEP 2026 Revision Date: 05 MAR 2025 Dominic Townsend, President Copyright as of the Effective Date, ABS Quality Evaluations, Inc. Leadership, EHS&S-PS, Facility Services, Design & Development, Information Technology, Sourcing, Logistics, Legal, and Human Resources 33587 Walker Road Avon Lake OH 44012 United States Avient Corporation Avon Lake, OH (SEM) Design and Manufacture of Specialty Engineered Thermoplastics 554 Moore Road Avon Lake OH 44012 United States Avient Corporation Design and Manufacture of Colour and Additive Concentrates, Thermoplastic Resins and Specialty Compounds Kornkamp 50 Ahrensburg Schleswig- Holstein 22926 Germany Avient Corporation - Albany Design and Manufacture of Colorants and Additives for Plastics 4 Rothwell Ave, PO Box 300-009 Auckland 0632 New Zealand Avient Corporation Avon Lake Color Design and Manufacture of Specialty Engineered Thermoplastics 33587 Walker Road, Building 416 Avon Lake OH 44012 United States Avient Corporation Design and Manufacture of Specialty Engineered Thermoplastics Pol. Page 4 of 5 https://abs.zertic.com https://abs.zertic.com Avient Corporation Design & Manufacture of Color, Additive Concentrate & Specialty Compounds Renaissance Industrial & Warehousing Complex, Unit No.

Aug 01, 2025 Jul 10, 2025 Jul 07, 2025

Explore the Benefits of Laser Marking on Plastic Caps and Closures Exploring the Benefits of Bio-Based Alternatives Boosting rPET Quality and Safety in Packaging Enhancing the Circularity of PET: Challenges and Solutions Why Three-Party Collaboration Leads to Bottle Manufacturing Success Navigating Beyond PFAS Aug 27, 2025 Avient Introduces Groundbreaking Wide-Format Unidirectional Composite Tape and New Composite Ut Aug 08, 2025 Avient’s 2024 Sustainability Report: Significant Progress and New Commitments Aug 05, 2025 Avient Expands High-Performance Recycled-Content Polycarbonate Solutions for Electrical & Elect Jul 21, 2025 Dyneema® Launches New Fiber for Protective Gloves, Initiating Paradigm Shift in Light-Weight, C Jul 14, 2025 Dyneema® Changes the Game of Fabric Engineering Yet Again with New Composite Technology

Webcast Details Avient will provide additional details on its 2025 second quarter and its 2025 full year outlook during its webcast scheduled for 8:00 a.m. Eastern Time on August 1, 2025. Visit www.avient.com to learn more. 4 Forward-looking Statements In this press release, statements that are not reported financial results or other historical information are "forward-looking statements" within the meaning of the Private Securities Litigation Reform Act of 1995.

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