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.

Avient delivers globally consistent formulations to its customers around the world. These can be considered as Avient sustainable solutions. Avient makes no warranties or guarantees respecting suitability of either Avient’s products or the information for your process or end-use application.

Avient delivers globally consistent formulations to its customers around the world. These can be considered as Avient sustainable solutions. Avient makes no warranties or guarantees respecting suitability of either Avient’s products or the information for your process or end-use application.

Patterson, Chairman, President and Chief Executive Officer, Avient Corporation. 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 mailto:giuseppe.disalvo@avient.com mailto:kyle.rose@avient.com Attachment 1 Avient Corporation Summary of Condensed Consolidated Statements of Income (Unaudited) (In millions, except per share data) Three Months Ended March 31, 2021 2020 Sales $ 1,162.3 $ 711.5 Operating Income 120.4 52.8 Net income from continuing operations attributable to Avient shareholders 79.3 33.1 Basic earnings per share from continuing operations attributable to Avient shareholders $ 0.87 $ 0.38 Diluted earnings per share from continuing operations attributable to Avient shareholders $ 0.86 $ 0.38 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.

Avient technology centers across the globe offer regulatory support and product stewardship expertise to help qualify products. Avient makes no warranties or guarantees respecting suitability of either Avient’s products or the information for your process or end-use application. Avient makes no warranties or guarantees respecting suitability of either Avient’s products or the information for your process or end-use application.

Copyright © 2020, Avient Corporation. Avient makes no warranties or guarantees respecting suitability of either Avient’s products or the information for your process or end-use application. Copyright © 2020, Avient Corporation.

Composite springs from Avient are ideal for sorting and conveying systems used in a wide range of industries, including food, pharmaceuticals, mining, forestry, agriculture and recycling. Avient offers various standard thicknesses as well as custom sizes to meet your design goals. www.avient.com Copyright © 2020, Avient Corporation. Avient makes no warranties or guarantees respecting suitability of either Avient’s products or the information for your process or end-use application.

THE SOLUTION HIVIZ had several years of experience working with Avient materials for shotgun sights. The new material, a GLS™ thermoplastic elastomer (TPE) from Avient, met the rigorous needs of the high-end rifle manufacturer, and then some. With the help of Avient, HIVIZ delivered a top-notch product. • Excellent recoil damping = comfort for shooting enthusiasts.

Patterson, Chairman, President and Chief Executive Officer, Avient Corporation. This business is referred to as Avient Protective Materials “APM”. Webcast Details Avient will host a webcast on Wednesday, February 15, 2023 at 8:00 a.m.

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. F X ) -10% -11% -3% -12% 10 US & Canada Latin America EMEA Asia Avient ex. Avient reflects 2023 adjusted EBITDA guidance of $530M and estimated run-rate CAPEX of $110M.