All Rights Reserved 2024 33 Drug delivery devices CATALYZE THE CORE M ARKET DRIVERS & NEEDS • Regulatory compliance • Reliable material quality and uninterrupted supply • Supply chain risk mitigation • Global reach $6B ADDRESSABLE MARKET A V I E N T E N D M A R K E T S , A P P L I C A T I O N S AVIENT VALUE PROPOSITION • ISO 13485 accredited sites • Globally approved raw material portfolio • Strict change management • Global supply Auto injectors Syringes Inhalers OTHER APPLICATONS • In-vitro diagnostics • Remote monitoring • Pharma packaging • Catheters • Medical equipment Copyright © . All Rights Reserved 2024 52 Margin expansion opportunity SEM margin expansion Schematic illustration only Productivity Mix improvement Operating leverage +300bps margin expansion Operating leverage • Organic volume growth and SG&A efficiencies from prioritizing resources Mix improvement • Increased sales in higher margin growth platforms such as composites and healthcare Productivity • Yield improvement • Raw material harmonization • Supply chain optimization 1 2 3 53Copyright © . Drive COGS reduction - raw material actions, manufacturing, supply chain optimization 1 2 3 4 Summary and financials Jamie Beggs AVIENT INVESTOR DAY 2024年12月4日 Copyright © .

It can also help simplify supply chain management and reduce inventory costs. Avient Announces First Quarter 2025 Results... Avient To Hold First Quarter 2025 Conference Call...

Avient Announces First Quarter 2025 Results... Avient To Hold First Quarter 2025 Conference Call... Avient Announces Fourth Quarter and Full Year 2024 Results...

Through increased collaboration with customers, we'll capture both near-term growth prospects as well as benefit from the expansion of 5G networks.  Investor Relations Contact: Joe Di Salvo, Vice President, Investor Relations, PolyOne Corporation, +1 440-930-1921, giuseppe.disalvo@avient.com; Media Contact: Kyle G. Rose, Vice President, Corporate Communications, PolyOne Corporation, +1 440-930-3162, kyle.rose@avient.com

Homepage // News Center // Dyneema® Launches New Website and Brand Identity, Showcasing the Strengths It Brings to Its Value Chain We’re excited to be able to share a wealth of new information that reflects the strengths we bring to the markets we serve – from our unique fibers and technical expertise to our technical know-how and secure global supply chain.” About Avient  

Avient Announces First Quarter 2025 Results... Avient To Hold First Quarter 2025 Conference Call... Avient Announces Fourth Quarter and Full Year 2024 Results...

Factors that could cause actual results to differ materially from those implied by these forward-looking statements include, but are not limited to: our ability to realize anticipated savings and operational benefits from the realignment of assets, including the closure of manufacturing facilities; the timing of closings and shifts of production to new facilities related to asset realignments and any unforeseen loss of customers and/or disruptions of service or quality caused by such closings and/or production shifts; separation and severance amounts that differ from original estimates; amounts for non-cash charges related to asset write-offs and accelerated depreciation realignments of property, plant and equipment, that differ from original estimates; our ability to identify and evaluate acquisition targets and consummate acquisitions; the ability to successfully integrate acquired businesses into our operations, such as Gordon Composites and Polystrand, including whether such businesses will be accretive, retain the management teams of acquired businesses, and retain relationships with customers of acquired businesses; disruptions, uncertainty or volatility in the credit markets that could adversely impact the availability of credit already arranged and the availability and cost of credit in the future; the financial condition of our customers, including the ability of customers (especially those that may be highly leveraged and those with inadequate liquidity) to maintain their credit availability; the speed and extent of an economic recovery, including the recovery of the housing market; our ability to achieve new business gains; the effect on foreign operations of currency fluctuations, tariffs and other political, economic and regulatory risks; changes in polymer consumption growth rates and laws and regulations regarding the disposal of plastic in jurisdictions where we conduct business; changes in global industry capacity or in the rate at which anticipated changes in industry capacity come online; fluctuations in raw material prices, quality and supply and in energy prices and supply; production outages or material costs associated with scheduled or unscheduled maintenance programs; unanticipated developments that could occur with respect to contingencies such as litigation and environmental matters; an inability to achieve or delays in achieving or achievement of less than the anticipated financial benefit from initiatives related to working capital reductions, cost reductions and employee productivity goals; an inability to raise or sustain prices for products or services; an inability to maintain appropriate relations with unions and employees; our ability to continue to pay cash dividends; the amount and timing of repurchases of our common shares, if any; and other factors affecting our business beyond our control, including, without limitation, changes in the general economy, changes in interest rates and changes in the rate of inflation. Swanson, Director, Investor Relations, PolyOne Corporation, +1 440-930-1018, eric.swanson@avient.com, Media Contact: Kyle G. Rose, Vice President, Corporate Communications, PolyOne Corporation, +1 440-930-3162, kyle.rose@avient.com

Since its founding in 2004, the Istanbul, Turkey-based maker of lighting for the global auto and transportation industries had built a good part of its thriving business around LED products. Using a supplier for the parts also led to unexpected costs and shipping delays, created logistics challenges and tied up stock and working capital. As part of their search for an alternative, Mars Otomotiv’s engineers met with Avient to explore non-metal options for the part.

The textile industry’s supply chain is complex, making it difficult for fiber producers and brand owners to trace the textile products back to them,” says Mauro Dallavalle, senior marketing manager, Global Fibers at Avient. About Avient Avient Announces First Quarter 2025 Results...

Pens and Auto-Injectors More Increasing Supply Security for Medical Plastics Minimize the risk of supply disruptions for healthcare plastic colorants and functional additives More Healthcare Bio-based Polymer Solutions Switching to bio-based solutions for adding color and performance to healthcare plastics More Discover how companies around the world have solved problems with the help of Avient.