By laddering the maturity structure, we avoid concentrations of debt maturities, reducing liquidity risk. Such repurchases, if any, will depend on prevailing market conditions, our liquidity requirements, contractual restrictions and other factors. Expected sources of cash in 2019 include cash from operations and available liquidity under our revolving credit facility, if needed.

In the event of Buyer’s breach or failure to perform, Seller shall be entitled to (but is not required to) recover from Buyer, in addition to any other damages caused by such action: (i) in the case of Product produced specifically for Buyer or which reasonably cannot be resold by Seller to a third-party, the price of such Product as quoted in Seller’s order confirmation; or (ii) in the case of Product which can be resold by Seller, damages equal to fifty percent (50%) of the price for the Product as quoted in Seller’s order confirmation, as liquidated damages. Sospensione e Cessazione If (i) Buyer is in default of performance of its obligations towards Seller and fails to provide adequate assurance of Buyer’s performance before the date of scheduled delivery; or (ii) if Seller has reasonable doubts with respect to Buyer’s performance of its obligations and Buyer fails to provide to Seller adequate assurance of Buyer’s performance before the date of scheduled delivery and in any case within thirty (30) days of Seller’s demand for such assurance; or (iii) if Buyer becomes insolvent or unable to pay its debts as they mature, Se (i) l'Acquirente è inadempiente nell'adempimento delle proprie obbligazioni nei confronti del Venditore e non fornisce adeguate garanzie in merito al proprio inadempimento prima della data di consegna prevista; o (ii) se il Venditore nutre ragionevoli dubbi in merito all'adempimento da parte dell'Acquirente delle proprie obbligazioni e l'Acquirente non fornisce al Venditore adeguate garanzie in merito al proprio adempimento prima della data di consegna prevista e in ogni caso entro trenta or goes into liquidation or any bankruptcy proceeding shall be instituted by or against Buyer or if a trustee or receiver or administrator is appointed for all or a substantial part of the assets of Buyer or if Buyer makes any assignment for the benefit of its creditors; or (iv) in case of non-compliance of Buyer with any law, statute ordinance, regulation, code or standard (“Laws and Standards”), then Seller may by notice in writing to Buyer, without prejudice to any of its other rights: (a) demand return and take repossession of any delivered Product which have not been paid for and all costs relating to the recovery of the Product shall be for the account of Buyer; and/or (b) suspend its performance or terminate its order confirmation for pending delivery of Product unless Buyer makes such payment for Product on a cash in advance basis or provides adequate assurance of such payment for Product to Seller. In qualsiasi caso descritto sopra, tutte le pretese in sospeso del Venditore diventeranno immediatamente liquide ed esigibili in relazione al Prodotto consegnato all'Acquirente e non ritornato in possesso del Venditore. 10.

Liquid colors can be used but the carrier should be a paraffin type mineral.

Liquid colors can be used but the carrier should be a paraffin type mineral.

• Factors that could cause actual results to differ materially from those implied by these forward-looking statements include, but are not limited to:  The final amount of charges resulting from the planned North American asset realignment and the Company’s ability to realize anticipated savings and operational benefits from the asset realignment;  Our ability to achieve the strategic and other objectives relating to the acquisition of Spartech Corporation, including any expected synergies;  Our ability to successfully integrate Spartech and achieve the expected results of the acquisition, including, without limitation, the acquisition being accretive;  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 in the markets 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, employee productivity goals, and an inability to raise or sustain prices for products or services;  An inability to raise or sustain prices for products or services;  An inability to maintain appropriate relations with unions and employees;  The inability to achieve expected results from our acquisition activities;  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. • The above list of factors is not exhaustive. • We undertake no obligation to publicly update forward-looking statements, whether as a result of new information, future events or otherwise.

Sanders By Phone: (440) 930-1318 or By E-Mail: Amy.Sanders@Avient.com Jamie Beggs By Phone: (440) 930-3574 or By E-Mail: Jamie.Beggs@Avient.com mailto:Amy.Sanders@Avient.com mailto:Jamie.Beggs@Avient.com Revised: December 20, 2024 ANNEX C The following list illustrates examples of types of information that may be considered Inside Information, if not yet available to the public: Ø Unpublished monthly, quarterly or annual financial information, statements or reports for the Company or its subsidiaries; Ø Proposed mergers, acquisitions and divestitures; Ø Proposed new security issues; Ø Liquidity or cash problems; Ø Changes in earnings, dividends or other financial information; Ø Pending patents or new products; Ø Credit history; Ø Information concerning significant changes in the business or personal lives of senior-level management; Ø The existence of and risks associated with significant threatened or pending litigation; Ø Significant regulatory proceedings and governmental investigations involving the Company; Ø Significant cybersecurity incidents involving the Company; and Ø Awareness that the Company or management’s expectations regarding Company performance differ significantly from analysts’ expectations.

Last year, we improved our ratings from two key and influential third-party agencies, earning a Gold medal from EcoVadis (94th percentile) and an A- from CDP. Most notably, in 2023 we achieved a Gold rating for EcoVadis and an A- rating for CDP Climate Change. 17th(1) PERCENTILE in Specialty Chemicals (2) ENVIRONMENTAL SOCIAL GOVERNANCE Quality Score 2 4 1 (1) Copyright ©2024 Morningstar Sustainalytics. Mariana Islands Mexico Uruguay Cyprus Luxembourg Switzerland Israel Qatar Kenya Nicaragua Venezuela Czech Republic Malta Ukraine Japan Russia Libya Panama Denmark Moldova United Kingdom Jordan Saudi Arabia Madagascar Puerto Rico Estonia Netherlands Kazakhstan Singapore Mali Trinidad & Tobago Finland North Macedonia Kyrgyzstan South Korea Mauritius United States France Norway Kuwait Sri Lanka Morocco HOME | Contents | Message from the CEO | About Us | People | Products | Planet | Performance | Metrics | Index Sustainability Report | 2023 15 • Sustainability performance recognized with a Gold Medal for EcoVadis, and with an A- Ranking for CDP Climate Change • Ranked as one of America’s Most Responsible Companies by Newsweek, 100 Most Sustainable Companies by Barron’s, and recognized on the USA Today’s America’s Climate Leaders List • Reaffirmed our commitment to the UN Global Compact and the Alliance to End Plastic Waste • Launched Avient’s Product Carbon Footprint (PCF) Mapping Service, 3rd party certified by TÜV Rhineland • Recognized with 4 sustainability innovation and design recognitions as finalists or award winners • Made strong progress in reducing company’s Scope 1 & 2 GHG emissions, reaching nearly 50% reduction in 2023 vs. 2019 Message from Avient’s VP of Sustainability Sustainability is core to Avient’s strategy.

Last year, we improved our ratings from two key and influential third-party agencies, earning a Gold medal from EcoVadis (94th percentile) and an A- from CDP. Most notably, in 2023 we achieved a Gold rating for EcoVadis and an A- rating for CDP Climate Change. 17th(1) PERCENTILE in Specialty Chemicals (2) ENVIRONMENTAL SOCIAL GOVERNANCE Quality Score 2 4 1 (1) Copyright ©2024 Morningstar Sustainalytics. Mariana Islands Mexico Uruguay Cyprus Luxembourg Switzerland Israel Qatar Kenya Nicaragua Venezuela Czech Republic Malta Ukraine Japan Russia Libya Panama Denmark Moldova United Kingdom Jordan Saudi Arabia Madagascar Puerto Rico Estonia Netherlands Kazakhstan Singapore Mali Trinidad & Tobago Finland North Macedonia Kyrgyzstan South Korea Mauritius United States France Norway Kuwait Sri Lanka Morocco HOME | Contents | Message from the CEO | About Us | People | Products | Planet | Performance | Metrics | Index Sustainability Report | 2023 15 • Sustainability performance recognized with a Gold Medal for EcoVadis, and with an A- Ranking for CDP Climate Change • Ranked as one of America’s Most Responsible Companies by Newsweek, 100 Most Sustainable Companies by Barron’s, and recognized on the USA Today’s America’s Climate Leaders List • Reaffirmed our commitment to the UN Global Compact and the Alliance to End Plastic Waste • Launched Avient’s Product Carbon Footprint (PCF) Mapping Service, 3rd party certified by TÜV Rhineland • Recognized with 4 sustainability innovation and design recognitions as finalists or award winners • Made strong progress in reducing company’s Scope 1 & 2 GHG emissions, reaching nearly 50% reduction in 2023 vs. 2019 Message from Avient’s VP of Sustainability Sustainability is core to Avient’s strategy.

Liquidity is calculated as follows: Liquidity

The following table summarizes our liquidity as of September 30, 2018: Liquidity