THE SOLUTION The supplier’s design team approached Avient in hopes of finding an alternative material that could replace leather yet eliminate processing issues. THE IMPACT The Avient solution eliminated processing issues the supplier had encountered with competitive materials, such as air entrapment and demolding difficulties. By switching to CORE™ VBX Series Vinyl Powders, from Avient, the supplier was able to produce the interior door panels with an estimated savings of $20 per door, or $80 per vehicle, translating to roughly $800,000 per year assuming niche vehicle production levels.

Bob Patterson Chairman, President, and CEO August 1, 2020 SAFETY & HEALTH POLICY Avient Corporation believes safety and health are the highest corporate priority. Bob Patterson Chairman, President, and CEO August 1, 2020 Product Stewardship Policy Product Stewardship plays a significant role in Avient’s sustainable and ethical business practices. Bob Patterson Chairman, President, and CEO August 1, 2020

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December 1, 2023 December 1, 2023 Rose, Vice President, Marketing and Communications, Avient Corporation, +1 440-930-3162, kyle.rose@avient.com

Microsoft Word - Avient Announces Third Quarter 2024 Results 1 NEWS RELEASE FOR IMMEDIATE RELEASE Avient Announces Third Quarter 2024 Results • Third quarter sales increased 8% over the prior year quarter to $815 million supported by broad-based growth across all regions and most end markets • Third quarter GAAP EPS from continuing operations of $0.41 compared to $0.06 in the prior year quarter • Third quarter adjusted EPS of $0.65 exceeded guidance of $0.62 and increased 14% over prior year quarter, driven by organic revenue growth and margin expansion in both segments, as well as lower interest expense • 2024 full-year adjusted EPS guidance range narrowed to $2.63 to $2.67, from prior guidance range of $2.55 to $2.70; Revised guidance reflects 11% to 13% growth in adjusted EPS over the prior year • Increased dividend 5% to $1.08, on an annualized basis, representing the fourteenth consecutive annual increase CLEVELAND – 2024年10月31日 – Avient Corporation (NYSE: AVNT), a leading provider of specialized and sustainable materials solutions, today announced its third quarter 2024 results. It will be a future that is focused on delivering growth with margin expansion by intersecting the needs of our customers and secular market trends with our broad portfolio of technologies," said Dr. Rose Vice President, Corporate Communications Avient Corporation +1 440-930-3162 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 September 30, Nine Months Ended 2024年9月30日 2023 2024 2023 Sales $ 815.2 $ 753.7 $ 2,493.9 $ 2,423.8 Operating income 77.2 34.3 243.7 153.7 Net income from continuing operations attributable to Avient shareholders 38.2 5.1 121.2 48.0 Diluted earnings per share from continuing operations attributable to Avient shareholders $ 0.41 $ 0.06 $ 1.32 $ 0.52 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.

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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. Pro Forma Financial Information The Company acquired Avient Protective Materials (“Dyneema”) on September 1, 2022 (the “Acquisition Date”) and sold the Distribution segment on November 1, 2022. To provide comparable results, the company references “pro forma” financial metrics, which include the business results of Avient Protective Materials for periods prior to the Acquisition Date, as if the transaction occurred on January 1, 2021 and reflect Distribution as a discontinued operation.

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. Pro Forma Financial Information The Company acquired Avient Protective Materials (“Dyneema”) on September 1, 2022 (the “Acquisition Date”) and sold the Distribution segment on November 1, 2022. To provide comparable results, the company references “pro forma” financial metrics, which include the business results of Avient Protective Materials for periods prior to the Acquisition Date, as if the transaction occurred on January 1, 2021 and reflect Distribution as a discontinued operation.

Why Invest In Avient? Avient is a compelling investment thesis Avient Company Officers

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