ColorMatrix Europe Limited is a wholly owned indirect subsidiary of Avient Corporation, a U.S. publicly-traded corporation listed on the New York Stock Exchange with global headquarters in Avon Lake, Ohio, United States.

Governance and Corporate Responsibility Charter Proposed Revisions March 2025 Final and Approved.pdf AVIENT CORPORATION GOVERNANCE AND CORPORATE RESPONSIBILITY COMMITTEE CHARTER Membership The Governance and Corporate Responsibility Committee (the “Committee”) of the Board of Directors (the “Board”) of Avient Corporation (the “Company”) will consist entirely of directors who meet the definition of “independent” as set forth in the Corporate Governance Standards of the New York Stock Exchange.

This plan reserved 2.5 million common shares for the award of a variety of share-based compensation alternatives, including non-qualified stock options, incentive stock options, restricted stock, restricted stock units (RSUs), performance shares, performance units and stock appreciation rights (SARs). A summary of compensation expense by type of award follows: (In millions) 2022 2021 2020 Stock appreciation rights $ 5.9 $ 5.2 $ 4.4 Performance shares 0.2 0.2 0.2 Restricted stock units 7.1 5.8 6.7 Total share-based compensation $ 13.2 $ 11.2 $ 11.3 Stock Appreciation Rights During the years ended December 31, 2022, 2021 and 2020, the total number of SARs granted was 0.4 million, 0.5 million and 0.5 million, respectively. The SARs were valued using a Monte Carlo simulation method as the vesting is dependent on the achievement of certain stock price targets.

Equity and Performance Incentive Plans The PolyOne Corporation 2017 Equity and Incentive Compensation Plan reserved 2.5 million common shares for the award of a variety of share-based compensation alternatives, including non-qualified stock options, incentive stock options, restricted stock, restricted stock units (RSUs), performance shares, performance units and stock appreciation rights (SARs). A summary of compensation expense by type of award follows: (In millions) 2018 2017 2016 Stock appreciation rights $ 4.4 $ 4.2 $ 3.3 Performance shares 0.6 0.6 — Restricted stock units 5.9 5.3 4.4 Total share-based compensation $ 10.9 $ 10.1 $ 7.7 Stock Appreciation Rights During the years ended December 31, 2018, 2017 and 2016, the total number of SARs granted were 0.3 million, 0.5 million and 0.5 million, respectively. POLYONE CORPORATION [THIS PAGE INTENTIONALLY LEFT BLANK] STOCK EXCHANGE LISTING PolyOne's Common Stock is listed on the New York Stock Exchange, Symbol: POL.

MC-72023PET STOCK WHITE

The high-speed manufacture of thin-wall wire jacketing would require a distinctly different formulation compared to the extrusion of a large cross-section stock shape such as a rod.

ColorMatrix Europe Limited is a wholly owned indirect subsidiary of Avient Corporation, a U.S. publicly-traded corporation listed on the New York Stock Exchange with global headquarters in Avon Lake, Ohio, United States.

per share on the common stock outstanding, to be paid on

per share on the common stock outstanding, representing a 12.5% increase to the quarterly cash dividend.

CLEVELAND – The Board of Directors of PolyOne Corporation (NYSE: POL), has declared a quarterly cash dividend of ten cents ($0.10) per share on the common stock outstanding, representing a 25% increase to the quarterly cash dividend and the fourth consecutive year of annual dividend growth.