MANNHEIM, Germany - March 14, 2018 - Advanced polymers, colorants, and additives from PolyOne are enabling automotive manufacturers to develop new com March 14, 2018

CLEVELAND, March 13, 2018 /PRNewswire/ -- PolyOne Corporation (NYSE: POL) today announced that its advanced composite materials are increasingl March 13, 2018

That approach is what fuels our growth. General Manager, Automotive — GE Industrial, June 2006 to March 2007. All other debt is at fixed rates.

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Avient 2024 Annual Report Form 8937 - May 2024 Avient Investor Presentation Longbow Basic Materials Conference - March 2016

Outdoor High Performance) 8 18% 3 Growth in Asia / LATAM 6 3% 2 Other 100 19% 5 Sub-total $1,327 14% $146 Outdoor High Performance Impact (5) (3) Wage Inflation and Overtime (11) Other Supply Chain Costs (4) Synergies 5 Incentives, Other Employee Costs 8 FX (28) (5) Q1 2022 $1,294 11% $136 Q1 2022 SALES AND OPERATING INCOME ( T O TA L C O M PA N Y ) 11 Sales Growth Rate Adjusted Operating Income$ millions Adjusted EBITDA Q1 EBITDA BRIDGE 12 Price increases more than offset raw material and supply chain impacts Q1 2021 $ 161 Demand (23) $ millions CAI: Price / Mix 77 Inflation (54) SEM: Price / Mix 41 Inflation (26) Distribution: Price / Mix 84 Inflation (82) Net Price Benefit 40 Wage Inflation and Overtime (11) Other Supply Chain Costs (4) Synergies 5 Incentives, Other Employee Costs 8 FX (5) Q1 2022 $ 171    China Lockdowns / Russia Impact $ (7) Transportation (7) Outdoor High Performance (3) Q1 EPS BRIDGE 13 Q1 2021 - Adjusted EPS 0.89$ CAI 0.08 Specialty Engineered Materials 0.06 Distribution 0.00 Corporate Costs 0.02 F/X (0.04) Segment OI 0.12 Tax Rate (0.02) Q1 2022 - Adjusted EPS 0.99$ 2 0 2 2 O U T L O O K REVENUE GROWTH DRIVERS Growth Drivers Long-TermGrowth Rate 2022E Growth Rate Sustainable Solutions 8–12% 12% Healthcare 8–10% 10% Composites 10% 5% Asia / LATAM 5% 5% Other (GDP growth) 2–3% 2–3% Avient 6.5% 6% 15 Excluding Outdoor High Performance 20% (8% excl. Avient reflects 2022 estimated revenue of $5,100M and estimated CAPEX of $90M (excludes IT system upgrade of $15M and synergy capture CAPEX of $10M) Avient PF reflects 2022 modelled revenue of $3,740 and estimated CAPEX of $120M to reflect Dyneema run-rate CAPEX, as well as potential sale of Distribution. Free cash flow conversion calculated as (EBITDA – Capex) / EBITDA H I G H F R E E C A S H F LOW C O N V E R S I O N Avient reflects 2022 estimated EBITDA of $635M and estimated CAPEX of $90M (excludes IT system upgrade of $15M and synergy capture CAPEX of $10M) Avient PF reflects 2022 modelled EBITDA of $660M and estimated CAPEX of $120M to reflect Dyneema run-rate CAPEX, as well as potential sale of Distribution.

That’s what great companies do. What’s eff ective for PolyOne has also proven to be desirable and eff ective for our customers. On March 13, 2013, PolyOne acquired Spartech Corporation (Spartech).

March 2023

CDP SUPPLIER ENGAGEMENT RATING REPORT 2021 YOUR SER Average performance A- B- B- B- Trading, wholesale, distribution, rental & leasing North America Global Average CDP SUPPLIER ENGAGEMENT RATING REPORT 2021 CATEGORY SCORES Please download the ‘CDP Supplier Engagement Rating Introduction’ for more information on the category ratings. Each category rating in the bar chart represents the progression within each rating level. Rating categories are groupings of questions and are subgroups of the 2021 questionnaire.

Executive Vice President and Chief Financial Officer, January 2011 to March 2012. Diemer, Jr.: Senior Vice President and Chief Financial Officer, March 2012 to date. General Manager, Automotive — GE Industrial, June 2006 to March 2007.