Avient acquired the Clariant Masterbatch business (CMB) on July 1, 2020 (the “Acquisition Date”). Whether it’s an ambitious start-up bringing a new product to market, or a large, multi- national OEM looking for consistency and reliability of global supply, Avient is built for long-term partnerships. Assess top 90% of supplier spend for alignment with Avient Sustainability objectives.

L'assemblée décide de modifier la dénomination de la Société en " Avient Colorants Belgium " avec effet au 1er décembre 2020, et déclare avoir connaissance du contenu de l'article 2:3 du Code des sociétés et des associations. Article 1. Elle est dénommée " Avient Colorants Belgium ".

EDITORS: For a high-resolution image, please click here: Auto-Mobili D Expo To access PolyOne’s news library online, please go to www.polyone.com/news Media contact Michelle Maniscalco Senior Marketing Communications Manager, North America PolyOne Corporation +1 440-930-1988 michelle.maniscalco@avient.com Avient Announces Second Quarter 2025 Results... Avient Announces Quarterly Dividend...

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Khandpur said, “We continue to monitor the evolving trade environment, collaborating with our customers and suppliers to implement mitigating actions where appropriate. Eastern Time on August 1, 2025. Rose Vice President, Corporate Communications Avient Corporation +1 440-930-3162 kyle.rose@avient.com 6 Attachment 1 Avient Corporation Reconciliation of Adjusted Net Income and Earnings Per Share (Unaudited) (In millions, except per share data) Senior management uses comparisons of adjusted net income attributable to Avient common shareholders and diluted adjusted earnings per share (EPS) attributable to Avient common shareholders, excluding special items, to assess performance and facilitate comparability of results.

Avient Announces Second Quarter 2025 Results... Avient Announces Quarterly Dividend... Avient To Hold Second Quarter 2025 Conference Call...

These TPE grades, formulated for consumer applications, can be used in personal care products, lawn and garden tools, outdoor goods, office supplies, footwear, and houseware durables. NOTE: On July 1, 2020, PolyOne and Clariant Masterbatches joined together as Avient, a new kind of materials company focused on conquering customer challenges and unlocking the potential for innovation and sustainability around the globe. Michelle Maniscalco Senior Manager, Marketing Communications Avient Corporation +1 440-930-1988 michelle.maniscalco@avient.com

Bob Patterson Chairman, President, and CEO August 1, 2020 ENVIRONMENTAL POLICY Avient Corporation conducts its operations in an environmentally responsible manner that is protective of the communities in which we operate. It is the responsibility of each person at Avient, including contractors, suppliers, and visitors, to follow all security procedures, to remain aware of and report all possible security threats, to remain committed to working in a secure and safe manner, and to be prepared to respond to emergencies safely and effectively. Bob Patterson Chairman, President, and CEO August 1, 2020 Product Stewardship Policy Product Stewardship plays a significant role in Avient’s sustainable and ethical business practices.

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