Examine the research behind TPEs with antimicrobial additives TPEs were determined to be most susceptible to microbial attack under the appropriate environmental conditions. Take a closer look at the research behind TPEs with antimicrobial additives

The company noted that GAAP EPS includes special items (Attachment 3) and intangible amortization expense (Attachment 1). To access Avient’s news library online, please visit www.avient.com/news. https://www.avient.com/news 4 Pro Forma for Acquisition of Avient Protective Materials business (APM) On September 1, 2022, the company acquired DSM’s Protective Materials business, the foundation of which is the renowned technology and globally admired brand of Dyneema®, the World’s Strongest Fiber™. You are advised to consult any further disclosures we make on related subjects in our reports on Form 10-Q, 8-K and 10-K that we provide to the Securities and Exchange Commission. # # # 7 Investor Relations Contact: Giuseppe (Joe) Di Salvo Vice President, Treasurer and Investor Relations Avient Corporation +1 440-930-1921 giuseppe.disalvo@avient.com Media Contact: Kyle G.

Think TPEs TPE benefits include: In addition, TPEs provide good moisture barrier properties and are recyclable.

AVNT-2022.06.30-News Release 1 NEWS RELEASE FOR IMMEDIATE RELEASE Avient Announces Second Quarter 2022 Results • Second quarter sales grew to $1.3 billion, a 5% increase over the prior year quarter, and an all-time quarterly record • GAAP EPS increased 24% to $0.92 compared to $0.74 in the prior year quarter • Adjusted EPS increased 13% to $0.98 compared to $0.87 in the prior year quarter, exceeding second quarter guidance of $0.92. For the same reasons, the Company is unable to address the probable significance of the unavailable information. # # # Investor Relations Contact: Giuseppe (Joe) Di Salvo Vice President, Treasurer and Investor Relations Avient Corporation +1 440-930-1921 giuseppe.disalvo@avient.com Media Contact: Kyle G. Rose Vice President, Corporate Communications Avient Corporation +1 440-930-3162 kyle.rose@avient.com mailto:giuseppe.disalvo@avient.com mailto:giuseppe.disalvo@avient.com mailto:kyle.rose@avient.com 6 Attachment 1 Avient Corporation Summary of Condensed Consolidated Statements of Income (Unaudited) (In millions, except per share data) Three Months Ended June 30, Six Months Ended June 30, 2022 2021 2022 2021 Sales $ 1,302.4 $ 1,235.2 $ 2,596.2 $ 2,397.5 Operating Income 129.5 108.1 258.1 228.5 Net income attributable to Avient shareholders 84.7 68.8 168.9 148.1 Basic earnings per share attributable to Avient shareholders $ 0.93 $ 0.75 $ 1.85 $ 1.62 Diluted earnings per share attributable to Avient shareholders $ 0.92 $ 0.74 $ 1.83 $ 1.60 Senior management uses comparisons of adjusted net income attributable to Avient shareholders and diluted adjusted earnings per share (EPS) attributable to Avient shareholders, excluding special items, to assess performance and facilitate comparability of results.

With TPEs, you can add more than soft touch. Without tpe With tpe

With TPEs, you can add more than soft touch. Without tpe With tpe

With TPEs, you can add more than soft touch. Without tpe With tpe

Overmolding with TPEs gives consumers a better grip However, the original TPE that the company selected caused issues during 2K molding. For this manufacturer, another appealing aspect of working with this material was Avient’s dedicated TPE production line in Spain, which is used solely to manufacture TPEs for overmolding applications.

Overmolding with TPEs gives consumers a better grip However, the original TPE that the company selected caused issues during 2K molding. For this manufacturer, another appealing aspect of working with this material was Avient’s dedicated TPE production line in Spain, which is used solely to manufacture TPEs for overmolding applications.

Overmolding with TPEs gives consumers a better grip However, the original TPE that the company selected caused issues during 2K molding. For this manufacturer, another appealing aspect of working with this material was Avient’s dedicated TPE production line in Spain, which is used solely to manufacture TPEs for overmolding applications.