POLYONE CORPORATION 17 ITEM 3. POLYONE CORPORATION 19 PART II ITEM 5. POLYONE CORPORATION 21 ITEM 7.

PolyOne Corporation Investor Day 2012 PolyOne Investor Presentation 5th Annual Wells Fargo Industrial and Construction Conference May 8, 2014 • In this presentation, statements that are not reported financial results or other historical information are “forward-looking statements” within the meaning of the Private Securities Litigation Reform Act of 1995. In addition, operating income before special items and adjusted EPS are components of various PolyOne annual and long-term employee incentive plans ���PolyOne Investor Presentation�5th Annual Wells Fargo�Industrial and Construction Conference �May 8, 2014 �� Forward – Looking Statements Use of Non-GAAP Measures PolyOne Commodity to Specialty Transformation Confirmation of Our Strategy Strategy and Execution Drive Results PolyOne�At A Glance Mix Shift Highlights Specialty Transformation Proof of Performance & 2015 Goals Bridge to $2.50 Adjusted EPS by 2015 Innovation Drives Earnings Growth Unique and Innovative Solutions Debt Maturities & Pension Funding – 3/31/14 Free Cash Flow and Strong Balance Sheet �Fund Investment / Shareholder Return Why Invest In PolyOne?

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Investor Day POLYONE I N V E S T O R P R E S E N T A T I O N M A R C H 2 0 1 8 FORWARD LOOKING STATEMENTS PolyOne Corporation 2 In this presentation, statements that are not reported financial results or other historical information are “forward-looking statements” within the meaning of the Private Securities Litigation Reform Act of 1995. USE OF NON-GAAP MEASURES PolyOne Corporation 3 • This presentation includes the use of both GAAP (generally accepted accounting principles) and non-GAAP financial measures. 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.

Approve the PolyOne Corporation 2017 Equity and Incentive Compensation Plan; 5. A-2 APPENDIX B POLYONE CORPORATION 2017 EQUITY AND INCENTIVE COMPENSATION PLAN 1. h) “Company” means PolyOne Corporation, an Ohio corporation, and its successors.

Avient Corporation NYSE: AVNT), a leading provider of specialized and sustainable material solutions, has declared a quarterly cash dividend of twenty-one and one-quarter cents ($0.2125) per share on the common stock outstanding, to be paid on Avient Corporation

Avient Corporation NYSE: AVNT), a leading provider of specialized and sustainable material solutions, has declared a quarterly cash dividend of twenty-one and one-quarter cents ($0.2125) per share on the common stock outstanding, to be paid on Avient Corporation

PolyOne Corporation Investor Day 2012 PolyOne Investor Presentation Sidoti & Company Eighteenth Annual Emerging Growth Institutional Investor Forum March 18, 2014 • In this presentation, statements that are not reported financial results or other historical information are “forward-looking statements” within the meaning of the Private Securities Litigation Reform Act of 1995. In addition, operating income before special items and adjusted EPS are components of various PolyOne annual and long-term employee incentive plans PolyOne Investor Presentation��Sidoti & Company �Eighteenth Annual Emerging Growth �Institutional Investor Forum�March 18, 2014� Forward – Looking Statements Use of Non-GAAP Measures PolyOne Commodity to Specialty Transformation Strategy and Execution Drive Results PolyOne�At A Glance Mix Shift Highlights Specialty Transformation Proof of Performance & 2015 Goals Bridge To $2.50 Adjusted EPS By 2015 Innovation Drives Earnings Growth Unique and Innovative Solutions that Help Customers Win Debt Maturities & Pension Funding – 12/31/13 Free Cash Flow and Strong Balance Sheet Fund Investment Why Invest In PolyOne?

SHANGHAI – September 23, 2020 – Avient Corporation, a premier provider of specialized and sustainable material solutions and services, is showcasing its wide range of advanced polymer solutions for wire and cable applications at Wire China 2020 this week. NOTE: On July 1, 2020, PolyOne and Clariant Masterbatches joined together as Avient, a new kind of materials company focused on conquering customer challenges and unlocking the potential for innovation and sustainability around the globe. Jennifer Huang Senior Manager, Marketing Communications Asia Avient Corporation +86 21-6028-4888 jennifer.huang@avient.com

SHANGHAI – August 26, 2020 – Avient Corporation, a premier provider of specialized and sustainable material solutions and services, will be exhibiting at Shanghai International Catering Equipment and Kitchenware Exhibitions 2020 (Cekexpo 2020) this week.   NOTE: On July 1, 2020, PolyOne and Clariant Masterbatch joined together as Avient, a new kind of materials company focused on conquering customer challenges and unlocking the potential for innovation and sustainability around the globe. Jennifer Huang Senior Manager, Marketing Communications Asia Avient Corporation +86 21-6028-4888 jennifer.huang@avient.com