Cesa™ Nox A4R Additives: a range of specialized antioxidants to protect post-consumer polyolefins against oxidation, which can lead to defects like black spots, gels, and discoloration during processing and recycling.

Our key development opportunities include nomination-based leadership programs (such as NextGen, Engage, and Elevate), foundational leadership training for all current or aspiring people managers, called Core Leadership, and Lean Six Sigma training at a variety of levels, where individuals can be certified for job-specific Lean Six Sigma programs, up through Master Black Belt certification. Phan Thong, Thailand 21. Istanbul, Turkey 21.

Off the Shelf Colors, Black, White, Mixing Base Black, White, Gold, Mixing Base

Black, blue and clear are popular options, but there is almost no limitation on color when it comes to using TPEs.

Black colorant created without the addition of carbon black pigments.

Black, blue and clear are popular options, but there is almost no limitation on color when it comes to using TPEs.

Chairman, President and CEO *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 2016 2017 2018 2019 2020PF** 2021 Revenue from Sustainable Solutions* 2016–2021 Lightweighting Eco-conscious Sustainable Infrastructure Human Health & Safety Reduced Energy Use Bio-polymers Recycle Solutions VOC Reduction 12% Organic CAGR End Market Transformation* � Transportation Building & Construction Healthcare Packaging Consumer 57% 21% 57% 22% 14% 43% 11% 10% 8% 10% 4% 19% 23% 15% $790M $550M $405M $455M $340M $915M 2006 2021 2006 2021 *End market revenue as a percent of total United States Securities and Exchange Commission Washington, DC 20549 FORM 10-K ☑ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2021 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to . Taoyuan, Taiwan Pune, India (a) 21. Unrecognized compensation cost for RSUs at December 31, 2021 was $7.4 million, which is expected to be recognized over the weighted average remaining vesting period of 21 months.

New Super Black Textile Colorants Meet Global Demands for Intense, Deep Effects PolyOne Launches New Black Masterbatch Colorants with Sustainable Carbon Black Deep Black Shades for Polyester Textiles

Crist’s annual incentive opportunity was increased from 50% to 55% to reflect his new responsibilities To attract and help retain talent Fixed base of cash compensation 16% - CEO 33% - CFO 39% - Other NEOs Base Salary Drives the achievement of key business results on an annual basis Performance- based and not guaranteed 19% - CEO 21% - CFO 21% - Other NEOs Annual Incentive Directly ties the interests of NEOs to our shareholders Helps retain key talent and a majority is performance- based and not guaranteed 65% - CEO 46% - CFO 40% - Other NEOs Long- Term Incentive as Senior Vice President, President of CAI.

CORPORATE GOVERNANCE 21 The Nominating and Governance Committee is responsible for ensuring that the Board evaluates its performance on an annual basis. Newlin’s employment) was amended and restated on February 21, 2008 to comply with Code Section 409A, further amended and restated on July 16, 2008 to include certain retirement benefits, further amended and restated on March 6, 2014 by the Letter Agreement in connection with his retirement as President and Chief Executive Officer and transition to Executive Chairman, effective May 15, 2014, and further amended on February 10, 2016 to extend his employment to July 1, 2016.