https://www.avient.com/products/long-fiber-technology/complet-moisture-resistant-nylons Slide 1: Snowmobile OEM

https://www.avient.com/products/long-fiber-technology/long-fiber-technologies/compl-t-long-fiber-reinforced-structural-thermoplastics Slide 1: Tier 1 Supplier

https://www.avient.com/products/long-fiber-technology/long-fiber-technologies/onforce-long-glass-fiber-reinforced-polypropylene-composites Default Section Slide 1: Automotive Molder tier 1

Ethics Hotline: https://www.Avient.com/company/policies-and- governance/ethics-hotline Telephone Ethics Hotline Number: 1-877-228-5410 6 mailto:ethics.officer@avient.com mailto:legal.officer%40avient.com? subject= http://avient.ethicspoint.com http://www.Avient.com/company/policies-and-governance/ethics-hotline http://www.Avient.com/company/policies-and-governance/ethics-hotline 1. Francisco Nakasato, 1700 13295-000 Itupeva Sao Paulo, Brazil Telephone: +55 11 4593 9200 Europe Pommerloch, Luxembourg 19 Route de Bastogne Pommerloch, Luxembourg, L-9638 Telephone: +352 269 050 35 Fax: +352 269 050 45 www.avient.com http://www.avient.com Quick Reference: Antitrust DO’s and DON’Ts Antitrust Checklist Protection from Retaliation Avient Ethics Hotline Conclusion Antitrust Potential Areas of Concern Antitrust Law Violations An Overview of U.S.

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The webcast can be viewed at avient.com/investors, or by clicking here: https://edge.media- server.com/mmc/p/edkwvu9r. http://www.avient.com/investors https://edge.media-server.com/mmc/p/edkwvu9r https://edge.media-server.com/mmc/p/edkwvu9r http://www.avient.com/investors https://www.avient.com/ 3 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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https://www.avient.com/products/polymer-additives/performance-enhancement-additives/cesa-flame-retardant-additives

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https://www.avient.com/products/engineered-polymer-formulations/conductive-signal-radiation-shielding-formulations/stat-tech-static-dissipative-electrically-conductive-formulations Slide 1: Semiconductor packaging OEM