Avient Avient NYSE: AVNT) provides specialized and sustainable materials solutions that transform customer challenges into opportunities, bringing new products to life for a better world.

Microsoft Word - Avient Announces Registration Details for December 4th Investor Day _for Microsite 1 NEWS RELEASE FOR IMMEDIATE RELEASE Avient Announces Registration Details for December 4th Investor Day CLEVELAND – November 4, 2024 – Avient Corporation (NYSE: AVNT), a leading provider of specialized and sustainable materials solutions, will host an Investor Day for the investment community on Wednesday, December 4, 2024, beginning at 10:00 a.m. Our strategy 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.” A webcast of the event can be also viewed live at www.avient.com/investors. 2 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.

Avient’s healthcare colorants, additives, and engineered materials for laboratory equipment are specially developed to meet the various material challenges of these multi-disciplinary products and are customizable to achieve application-specific demands. Personal Products Bring Us Your Sustainability Challenges

In doing so, we innovate solutions that help our customers overcome their challenges or capitalize on opportunities provided by the fast-changing world and secular trends. Our Strategic Approach is to intersect high growth markets and secular trends with our technologies to create product platforms of scale. THIS PAGE IS NOT PART OF AVIENT’S FORM 10-K FILING THIS PAGE IS NOT PART OF POLYONE’S FORM 10-K FILINGTHIS PAGE IS NOT PART OF POLYONE’S FORM 10-K FILINGTHIS PAGE IS NOT PART OF AVIENT’S FORM 10-K FILING Reconciliation of Non-GAAP Financial Measures (Unaudited) (In millions, except for per share data) 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.

To exemplify the improved accuracy of FEA capabilities, Avient tested and analyzed the performance of an injection-molded automotive connector rod, a traditional metal component, using isotropic and anisotropic material mapping. Avient Corporation provides specialized and sustainable material solutions that transform customer challenges into opportunities, bringing new products to life for a better world. Unique technologies that improve the recyclability of products and enable recycled content to be incorporated, thus advancing a more circular economy    

ORLANDO – May 6, 2024 – Avient Corporation, a premier provider of specialized and sustainable materials solutions and services, invites attendees at NPE 2024 to learn how the company is helping customers solve some of the most pressing challenges facing our industry today, including solutions that enable circularity in addition to solutions that reduce carbon footprint to support sustainability goals, through a dynamic showcase of product launches, sustainability initiatives, and technical seminars. Avient invites visitors to explore its sustainability initiatives and innovations at NPE 2024 May 6-10 at the company's customer center in Room S210, Level II, South Hall of the Orange County Convention Center in Orlando, Florida.   Avient Corporation provides specialized and sustainable materials solutions that transform customer challenges into opportunities, bringing new products to life for a better world.

Sustainability experts from Avient will be on hand to help address recycling challenges in packaging, drawing on research conducted at Avient’s CycleWorks™ Innovation Center that focuses on mechanical recycling challenges and solutions.   About Avient   Avient Corporation provides specialized and sustainable materials solutions that transform customer challenges into opportunities, bringing new products to life for a better world.

Deliver annual EBITDA and EPS growth of 10% and 15% 4. We create specialized and sustainable material solutions that transform customer challenges into opportunities, bringing new products to life for a better world. Challenge Accepted.

About Avient  In doing so, we innovate solutions that help our customers overcome their challenges or capitalize on opportunities provided by the fast-changing world and secular trends. By intersecting our broad portfolio of technologies with the product roadmaps of our customers, we help create differentiated and high-performance products that make the world better and more sustainable.

THE CHALLENGE Hospital acquired infections are on the rise, and healthcare facilities are doing their best to combat this trend by disinfecting equipment surfaces more frequently and with harsher cleaners. THE SOLUTION The manufacturer approached Avient with its challenge. After fully understanding all of the requirements, Avient’s technology team began to formulate an easy- to-mold, durable and aesthetically pleasing specialty polymer that provided processing flexibility and wouldn’t require retooling.