If Buyer resells the Products, Buyer agrees to the Terms and Conditions Regarding Buyer Resale of Avient Products located at www.avient.com/terms. The arbitration will be conducted by 3 (three) arbitrators in accordance with the applicable rules of BANI ("BANI Rules") applicable at the time of dispute. The proceedings shall be conducted in the English language.

Patterson, Chairman, President and Chief Executive Officer, Avient Corporation. In addition, it has been just over a year since we acquired Clariant Masterbatch and we became Avient. About Avient Avient Corporation (NYSE: AVNT), with expected 2021 revenues of $4.6 to $4.7 billion, provides specialized and sustainable material solutions that transform customer challenges into opportunities, bringing new products to life for a better world.

Patterson, Chairman, President and Chief Executive Officer, Avient Corporation. 1 Mr. About Avient Avient Corporation (NYSE: AVNT), with 2020 pro forma revenues of $3.8 billion, provides specialized and sustainable material solutions that transform customer challenges into opportunities, bringing new products to life for a better world. Rose Vice President, Corporate Communications Avient Corporation +1 440-930-3162 kyle.rose@avient.com 5 Attachment 1 Avient Corporation Summary of Condensed Consolidated Statements of Income (Unaudited) (In millions, except per share data) Three Months Ended December 31, Year Ended December 31, 2020 2019 2020 2019 Sales $ 997.0 $ 658.6 $ 3,242.1 $ 2,862.7 Operating Income 65.0 20.5 189.3 156.8 Net income from continuing operations attributable to Avient shareholders 74.2 6.4 132.0 75.5 Basic earnings per share from continuing operations attributable to Avient shareholders $ 0.81 $ 0.08 $ 1.47 $ 0.98 Diluted earnings per share from continuing operations attributable to Avient shareholders $ 0.81 $ 0.08 $ 1.46 $ 0.97 Senior management uses comparisons of adjusted net income from continuing operations attributable to Avient shareholders and diluted adjusted earnings per share (EPS) from continuing operations attributable to Avient shareholders, excluding special items, to assess performance and facilitate comparability of results.

Ashish Khandpur, President and Chief Executive Officer, Avient Corporation. Webcast Details Avient will host a webcast on Tuesday, May 7, 2024 at 8:00 a.m. To access Avient’s news library online, please visit www.avient.com/news-events.

Avient’s chief operating decision maker uses these financial measures to monitor and evaluate the ongoing performance of Avient and each business segment and to allocate resources. Each of such adjustments has not yet occurred, are out of Avient’s control and/or cannot be reasonably predicted. For the same reasons, Avient is unable to address the probable significance of the unavailable information.

Ashish Khandpur, President and Chief Executive Officer, Avient Corporation. Webcast Details Avient will host a webcast on Wednesday, February 14, 2024 at 8:00 a.m. To access Avient’s news library online, please visit www.avient.com/news.

About Avient Avient Announces First Quarter 2025 Results... Avient To Hold First Quarter 2025 Conference Call...

Avient Announces First Quarter 2025 Results... Avient To Hold First Quarter 2025 Conference Call... Avient Announces Fourth Quarter and Full Year 2024 Results...

Current Directorships: WESCO International, Inc.; American Electric Power Company, Inc.; and Interface Biologics Inc. Mink served as Business President of Elastomers, Electrical and Telecommunications at the Dow Chemical Company, a specialty chemicals provider, froff m September 2012 to December 2015. Code of Ethics, Code of Conduct and Corporate Governance Guidelines In accordance with applicable NYSE listing standards and SEC regulations, the Board has adopted a Code of Ethics, Code of Conduct and Corporate Governance Guidelines.

The data exporter may choose to conduct the audit by itself or mandate an independent auditor. The data importer may not invoke the conduct of a sub-processor to avoid its own liability. The data exporter may choose to conduct the audit by itself or mandate an independent auditor.