Get Help Now +1-866-737-2066 Crosslinking refers to the bond between two different polymer chains that creates new chains with improved properties. Avient Wire & Cable Industry Bulletin

How to register to the Coupa Supplier Portal (CSP) Suppliers Guide For first time Coupa users Registration via email invitation ➢ If you are new to the CSP, you will receive an e-mail from our Coupa system with a unique link to join the Coupa Supplier Portal ➢ Please remember- any supplier can register to the CSP, however, for transactions to flow between Avient and yourself, we need to send an invitation. STEP 1: CREATE YOUR BUSINESS ACCOUNT ➢ Your email will be prepopulated

Overall, we are pleased with our performance as we have been able to overcome a number of continuing challenges including inflation, supply chain disruptions, extended lockdowns in China and the war in Ukraine,” said Robert M. # # Investor Relations Contact: Giuseppe (Joe) Di Salvo Vice President, Treasurer and Investor Relations Avient Corporation +1 440-930-1921 giuseppe.disalvo@avient.com Media Contact: Kyle G. Rose Vice President, Corporate Communications Avient Corporation +1 440-930-3162 kyle.rose@avient.com mailto:giuseppe.disalvo@avient.com mailto:giuseppe.disalvo@avient.com mailto:kyle.rose@avient.com 6 Attachment 1 Avient Corporation Summary of Condensed Consolidated Statements of Income (Unaudited) (In millions, except per share data) Three Months Ended June 30, Six Months Ended June 30, 2022 2021 2022 2021 Sales $ 1,302.4 $ 1,235.2 $ 2,596.2 $ 2,397.5 Operating Income 129.5 108.1 258.1 228.5 Net income attributable to Avient shareholders 84.7 68.8 168.9 148.1 Basic earnings per share attributable to Avient shareholders $ 0.93 $ 0.75 $ 1.85 $ 1.62 Diluted earnings per share attributable to Avient shareholders $ 0.92 $ 0.74 $ 1.83 $ 1.60 Senior management uses comparisons of adjusted net income attributable to Avient shareholders and diluted adjusted earnings per share (EPS) attributable to Avient shareholders, excluding special items, to assess performance and facilitate comparability of results.

We believe that our role in the value chain continues to become more essential as our customers need reliable suppliers with global reach and more effective solutions to improve their profitability and competitive advantage. As a strategic and integrated supply chain partner, Producer Services offers resin producers a way to develop custom products for niche markets by using our process technology expertise and multiple manufacturing platforms. PolyOne sponsors various voluntary retirement savings plans (RSP).

Kedrowski 53 Senior Vice President, Supply Chain and Operations Craig M. Kedrowski: Senior Vice President, Supply Chain and Operations, September 2007 to date. We assess the inputs used to measure fair value using a three-tier hierarchy.

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Connect with a Product Expert Request Product Documentation Sample Request Supplier / Vendor Support Investor Relations Inquiry Other / I Don't Know Careers Inquiry Order Request Quote Request Existing Order Support Account Manager Contact Billing / Payment Inquiry Formerra (Avient Distribution) Dyneema® 1-866-737-2066 Find Your Local Office

Connect with a Product Expert Request Product Documentation Sample Request Supplier / Vendor Support Investor Relations Inquiry Other / I Don't Know Careers Inquiry Order Request Quote Request Existing Order Support Account Manager Contact Billing / Payment Inquiry Formerra (Avient Distribution) Dyneema® 1-866-737-2066 Find Your Local Office