In addition, the acquisition of Clariant’s color business in July 2020 has been transformational to our portfolio and helped us become the specialty formulator we are today. The non-GAAP financial measures include: adjusted EPS, adjusted operating income, free cash flow, adjusted EBITDA and net debt. Rose Vice President, Corporate Communications Avient Corporation +1 440-930-3162 kyle.rose@avient.com mailto:giuseppe.disalvo@avient.com mailto:kyle.rose@avient.com 7 Attachment 1 Avient Corporation Summary of Condensed Consolidated Statements of Income (Unaudited) (In millions, except per share data) Three Months Ended December 31, Year Ended December 31, 2021 2020 2021 2020 Sales $ 1,201.5 $ 997.0 $ 4,818.8 $ 3,242.1 Operating Income 74.0 65.0 381.2 189.3 Net income from continuing operations attributable to Avient shareholders 29.8 74.2 230.8 132.0 Basic earnings per share from continuing operations attributable to Avient shareholders $ 0.33 $ 0.81 $ 2.53 $ 1.47 Diluted earnings per share from continuing operations attributable to Avient shareholders $ 0.32 $ 0.81 $ 2.51 $ 1.46 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.

Brooks Running Company enjoys a long history of keeping customers running longer, farther, faster and free from injury. The Brooks design team members turned to Avient for help developing a solution that would work seamlessly with Brooks’ proprietary TPE blend used in the shoe's midsoles.  Switching to Avient's GLS™ TPEs enabled Brooks to move to a single injection molding process, yielding a 30-40 percent reduction in energy usage and a projected savings of $80,000 to $100,000 annually. 

Why Invest In Avient? Portfolio: Aligned to high-growth market segments and secular trends Avient Company Officers

Adjusted EPS expands 15% to a new first quarter record of $0.68 driven by a 20% increase in operating income from Color, Additives and Inks Adjusted earnings per share expanded to from

Cesa™ Stat OCA0025695 reduces electric charges with a sustainable antistatic effect and keeps the surface dust-free and clean. Avient makes no warranties or guarantees respecting suitability of either Avient’s products or the information for your process or end-use application. The Cesa Stat Antistatic Additives portfolio provides the following advantages: • Very good processability • Permanently active through the part service time • Not influenced by humidity • Washing resistant • Easy to print • No influence on color, transparent in some polymers • Low dosage • Low VOC’s • Worldwide availability Please contact your local Avient representative for more information on our solutions for the automotive industry or other applications.

Using a blue jean stain resistant TPE will help expand your color options, offering consumers products that are both on trend and long lasting.

They are based on management’s expectations that involve a number of business risks and uncertainties, any of which could cause actual results to differ materially from those expressed in or implied by the forward-looking statements.  Factors that could cause actual results to differ materially from those implied by these forward looking statements include but are not limited to: 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 companies into our operations, such as Gordon Composites and Polystrand, retain the management teams of acquired companies, retain relationships with customers of acquired companies, and achieve the expected results of such acquisitions, including whether such businesses will be accretive to our earnings;  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; 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 PolyOne Corporation Page 2 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. Tax adjustments include the net tax expense/benefit from one-time income tax items, the set-up or reversal of uncertain tax position reserves and deferred income tax valuation allowance adjustments

Our Code of Conduct establishes the ethical standards and behaviors we expect from every Avient employee. As Avient associates, we have the right to work in a place that is free from harassment. Avient prohibits associates from performing work on behalf of Avient under the influence of alcohol, illicit drugs and other controlled substances.

Avient is committed to helping customers meet their sustainability goals in various ways through its composites portfolio. Avient is exhibiting in Hall C, Booth U32 at CAMX in Anaheim, California, from October 18-20, 2022.   Learn more about Avient’s Advanced Composites and Engineered Fiber product portfolios here. 

These naturally opaque grades provide an appealing aesthetic that is also easy to color, making them ideal for use in a host of consumer applications where a more sustainable material is preferred.   Browse and download our literature to learn more about Avient solutions and services.  Overview of key characteristics, benefits and technical properties of these eco-conscious grades