Patterson added, "The integration will be swift and seamless, as we leverage our existing TPE know-how, global reach, and commercial expertise to help our customers in new and innovative ways." Factors that could cause actual results to differ materially from those implied by these forward-looking statements include, but are not limited to: unexpected costs that may arise from the acquisition of the Kraton TPE business; any material adverse changes in the acquired Kraton TPE business; our ability to achieve the strategic and other objectives relating to the acquired Kraton TPE business, including any expected synergies; our ability to successfully integrate the acquired Kraton TPE business and achieve the expected results of the acquisition; 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, 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.

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. Q 1 2 0 2 3 -8% +6% -1% Flat 14 Total Avient -2.6% 2023 G U IDA N CE $128 $525 $0.56 $2.40 2023 GUIDANCE 16 $800 $3,280 Sales Adjusted EBITDA Adjusted EPS (in millions) (in millions) 17 • Focused on working capital management, restructuring actions to streamline operations • IT investment to further integrate acquired businesses and capture operational efficiencies • Preserve Free Cash Flow to maintain net leverage CASH FLOW / LEVERAGE ($ millions) 2023E Cash Flow from Operating Activities 320$ Less: CapEx (140) Free Cash Flow 180$ Adjusted EBITDA 525$ Net Debt / Adjusted EBITDA 3.0x SUSTAINABILITY AS A GROWTH DRIVER 18 LONG-TERM REVENUE GROWTH DRIVERS Revenue From Sustainable Solutions* 2016-2022 $340M $405M $455M $550M $790M $915M 2016 2017 2018 2019 2020PF** 2021 2022PF*** $1,175M *Avient Sustainable Solutions definitions aligned with FTC 2012 Guide for the Use of Environmental Marketing Claims (“Green Guides”) **2020 is Pro Forma to include full year of the Clariant Color business ***2022 is Pro Forma for the acquisition of Avient Protective Materials and the divestiture of Distribution 60%+ Key Growth Drivers Sustainable Solutions Composites, Healthcare, Asia / LATAM Overlap Other (GDP Growth) Total Company Revenue SUSTAINABILITY REPORT 2022 • Provides progress on 2030 goals • Reaffirms commitment to U.N.

For investor relations questions and media inquiries, contact the following members of our team: Avient Investor Relations     Giuseppe (Joe) Di Salvo     +1 (440) 930-1921     Giuseppe.DiSalvo@avient.com

Avient plant personnel involved in making products for FDM use by our customers undergo initial and annual training on the particular processes and procedures involved in the manufacture of intermediate products for FDM markets. Avient Canada ULC Avient Quality Policy

Under our EH&S MS, Avient has rolled out multifaceted trainings and tools to achieve our ultimate goal of zero recordable injuries in the workplace. The importance of associate participation in safety management systems is a common thread throughout our systems at Avient. Companies acquired by Avient go through a rigorous EH&S integration process.

Commercial Excellence Governs our activities in the marketplace to deliver extraordinary value to our customers. That’s Avient. 21,000+ CUSTOMERS >75% ARE CUSTOMIZED SOLUTIONS TO UNIQUE SPECIFICATIONS of sales 6 AVIENT’S VALUE CREATION LEVERS 7 Exposure to high growth end markets Investment in commercial resources and innovation Strong free cash flow generation / capital deployment Clariant Masterbatch synergies COVID recovery Re-Rating: Current share price valuation Avient is poised for near-term and long-term shareholder value creation. We are Avient.

More than just providing materials, our experienced team can help you meet the short- and long-term challenges you face. Housings • Covers • Panels • Enclosures • Handles • Wands • Coils • O-rings • Gaskets • Wheels • Soft-Touch Components • Keypad Displays Makrolon, Apec, Bayblend, Makroblend, and Texin are trademarks of the Covestro Group. 1.844.4AVIENT www.avientdistribution.com Copyright © 2021, Avient Corporation. At Avient, we’re prepared to help you: • Mitigate risk • Optimize design • Accelerate commercialization Contact us today to learn how we can help you overcome the challenges you face.

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However, Avient will continue to test these eight metals to gain insight into each element’s leaching characteristics and potential of elemental impurities which could leach, or extract, from the packaging component.   Our customized formulations include a wide range of colorants and additives, and our global technical and regulatory healthcare teams can support customers in any location. Additionally, our Avient Design team includes industrial designers and project engineers who understand materials and can create a more streamlined experience.

April 14, 2016 Avient Announces Quarterly Dividend... Avient Board of Directors Appoints Ashish K.