Within 10 (ten) days after receipt of such notice, Seller may exercise its right to terminate the order confirmation by giving Buyer written notice. 19.

Within ten (10) calendar days after receipt of such notice, Seller may exercise its right to terminate the order confirmation by giving Buyer written notice. 19.

& Canada 41% EMEA 36% Asia 18% Latin America 5% 2023 SEGMENT, END MARKET AND GEOGRAPHY GEOGRAPHY REVENUESEGMENT FINANCIALS Consumer 19% Packaging 23%Industrial 16% Building and Construction 9% Telecommunications 4% Energy 5% Defense 7% END MARKET REVENUE $2,007M $358M $1,138M $224M Sales EBITDA Specialty Engineered Materials Color Additives and Inks $502M$3,143M (1) Transportation 10% Healthcare 7% 20 (1) Total company sales and adjusted EBITDA of $3,143M and $502M, respectively, include intercompany sales eliminations and corporate costs 2 0 2 3 R E V E N U E | $ 2 . 0 B I L L I O N US & Canada 34% EMEA 37% Asia 21% Latin America 8% END MARKET REGION 21 Packaging 34% Consumer 21% Healthcare 8% Industrial 15% Transportation 9% Building & Construction 10% Telecommunications 1% Energy 2% COLOR , AD DI TI VES & INKS 2 0 2 3 R E V E N U E | $ 1 . 1 B I L L I O N US & Canada 52% EMEA 35% Asia 13% 22 Packaging 5% Consumer 16% Healthcare 6%Industrial 16% Transportation 12% Telecommunications 9% Energy 10% Defense 18% Building & Construction 8% END MARKET REGION SPEC IA LTY ENGI NEER ED MATERI ALS Packaging 32% Consumer 26% Healthcare 9% Industrial 13% Building & Construction 6% Telecommunications 2% Energy 2% Defense 1% Asia (18% of sales) Transportation 9% 2 0 2 3 AV I E N T R E G I O N A L S A L E S Packaging 25% Consumer 13% Healthcare 5% Industrial 18% Building & Construction 9% Energy 5% Defense 8% EMEA (36% of sales)Transportation 13% Packaging 13% Consumer 22% Healthcare 10% Industrial 16% Building & Construction 12% Energy 6% Defense 8% US & Canada (41% of sales) Transportation 9% Packaging 59% Consumer 22% Healthcare 2% Industrial 8% Building & Construction 4% LATAM (5% of sales) Transportation 5% Telecommunications 4% Telecommunications 4% 23 B Y E N D M A R K E T Reconciliation of Non-GAAP Financial Measures (Unaudited) (Dollars in millions, except for per share data) Senior management uses comparisons of adjusted net income from continuing operations attributable to Avient shareholders and diluted adjusted earnings per share (EPS) from continuing operations attributable to Avient shareholders, excluding special items, to assess performance and facilitate comparability of results.

Within 10 (ten) days after receipt of such notice, Seller may exercise its right to terminate the order confirmation by giving Buyer written notice. 19.

All Rights Reserved 2025 19 Avient full year 2024 performance vs. full year 2023 Sales 3,143 3,240 FY 2023 FY 2024 EXCL.

Within ten (10) calendar days after receipt of such notice, Seller may exercise its right to terminate the order confirmation by giving Buyer written notice. 19.

Within 10 (ten) days after receipt of such notice, Seller may exercise its right to terminate the order confirmation by giving Buyer written notice. 19.

Within 10 (ten) days after receipt of such notice, Seller may exercise its right to terminate the order confirmation by giving Buyer written notice. 19.

Within 10 (ten) days after receipt of such notice, Seller may exercise its right to terminate the order confirmation by giving Buyer written notice. 19.

Francisco Nakasato, 1700 13295-000 Itupeva Sao Paulo, Brazil Telephone: +55 11 4593 9200 Europe Regional Headquarters Pommerloch, Luxembourg 19 Route de Bastogne Pommerloch, Luxembourg, L-9638 Telephone: +352 269 050 35 Fax: +352 269 050 45 www.avient.com http://www.avient.com