Safety is not just a program or something we talk about. This is what sustainability is truly all about. QUANTITATIVE AND QUALITATIVE DISCLOSURES ABOUT MARKET RISK ITEM 8.

To access Avient’s news library online, please visit www.avient.com/news. This business is referred to as Avient Protective Materials “APM”. https://www.avient.com/investors https://edge.media-server.com/mmc/p/a8tcrg4m https://www.avient.com/investors https://register.vevent.com/register/BI125445d5780d4c898d63ec3c1fa53045 https://www.avient.com/investors/events-presentations 5 About Avient Avient Corporation (NYSE: AVNT) provides specialized and sustainable material solutions that transform customer challenges into opportunities, bringing new products to life for a better world.

Ashish Khandpur, President and Chief Executive Officer, Avient Corporation. To access Avient’s news library online, please visit www.avient.com/news. About Avient Avient Corporation (NYSE: AVNT) provides specialized and sustainable materials 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. 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) Three Months Ended 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 can help in both these critical areas. If the required resin is not listed under Avient concentrates, please contact an Avient representative to discuss more options. Avient makes no representations, guarantees, or warranties of any kind with respect to the information contained in this document about its accuracy, suitability for particular applications, or the results obtained or obtainable using the information.

Avient makes no representations, guarantees, or warranties of any kind with respect to the information contained in this document about its accuracy, suitability for particular applications, or the results obtained or obtainable using the information. Avient makes no warranties or guarantees respecting suitability of either Avient’s products or the information for your process or end-use application. To learn more about Specialty Engineered Materials, contact Avient at +86 (0) 21 6028 4888 www.avient.com

All companies talk about strategy. All companies talk about execution. While these things matter, I want to talk about culture.

For the latest information about developments related to Form W-9 and its instructions, such as legislation enacted after they were published, go to www.irs.gov/FormW9. No. 10231X Form W-9 (Rev. 10-2018) AVIENT CORPORATION AVIENT COLORANTS USA LLC ✔ 5 E 33587 WALKER ROAD AVON LAKE, OH 44012 3 4 1 7 3 0 4 8 8 1/15/2021 Form W-9 (Rev. 10-2018) Page 2 By signing the filled-out form, you: 1. Visit www.irs.gov/IdentityTheft to learn more about identity theft and how to reduce your risk.

Newlin About five years ago we began our transformation at PolyOne. GAAP) requires us to make estimates and assumptions about future events that affect the amounts reported in our financial statements and accompanying notes. Those standards require that we plan and perform the audit to obtain reasonable assurance about whether the financial statements are free of material misstatement.

John started his career in the adhesives industry where he worked for about 22 years in various jobs.