Free cash flow use 2020– 2024 est. 30% 37% 6%27% Debt paydown Dividend payments Share buybacks M&A, other 15% CAGR Copyright © . 2024 62 Disciplined capital allocation PRIORITIZATION AND PHILOSHOPY Capex Expected annual spend between 3-5% of revenue to support investment in organic growth Dividends Increasing each year with underlying earnings growth Debt pay down Target net debt to adjusted EBITDA less than 2.5x Share repurchases Opportunistic buy backs M&A De-emphasized in near term; complement organic growth strategy with M&A over time, as needed Copyright © . 2024 63 Avient is a compelling investment thesis Ability to adapt & pivot to deliver results highly motivated team with track record of operational and commercial excellence Global reach with local touch customer-centric focus across continents and cultures to serve locally and win globally Innovation differentiation by hybridizing technologies to create platforms at scale aligned to high growth market segments and secular trends MARGIN EXPANSION and sustainable growth ORGANIC GROWTH complemented by M&A over time as needed Strong CASH GENERATION and EXECUTION Broad customer base and COMPETITIVE ADVANTAGE Reconciliation of Non-GAAP Financial Measures (Unaudited) (Dollars in millions, except for per share data) Below is a reconciliation of non-GAAP financial measures to their most directly comparable financial measures calculated and presented in accordance with GAAP.

Lomas de Zamora, Argentina 44. Avient is committed to continue partnerships with suppliers who align with the following policies: • Environmental Policy • Health and Safety Policy • Supplier Code of Conduct • Human Rights Policy • Quality Policy • Global Supplier Quality Manual Conflict Minerals Process Avient’s business objective is to use conflict free materials and components in our products and expects our global supply chain partners to do the same. While conventional air emissions are a critical and a highly- influential topic in some industrial sectors, as a specialty formulator of purchased materials, Avient’s conventional air emission levels from legacy operations are de minimis and not material.

Lomas de Zamora, Argentina 44. Avient is committed to continue partnerships with suppliers who align with the following policies: • Environmental Policy • Health and Safety Policy • Supplier Code of Conduct • Human Rights Policy • Quality Policy • Global Supplier Quality Manual Conflict Minerals Process Avient’s business objective is to use conflict free materials and components in our products and expects our global supply chain partners to do the same. While conventional air emissions are a critical and a highly- influential topic in some industrial sectors, as a specialty formulator of purchased materials, Avient’s conventional air emission levels from legacy operations are de minimis and not material.

Initiative category & Initiative type Energy efficiency in buildings Avient CDP Climate Change Questionnaire 2022 Friday, July 29, 2022 42 Lighting Estimated annual CO2e savings (metric tonnes CO2e) 330.9 Scope(s) or Scope 3 category(ies) where emissions savings occur Scope 2 (location-based) Scope 2 (market-based) Voluntary/Mandatory Voluntary Annual monetary savings (unit currency – as specified in C0.4) 318,550 Investment required (unit currency – as specified in C0.4) 717,464 Payback period 1-3 years Estimated lifetime of the initiative 6-10 years Comment Initiative category & Initiative type Energy efficiency in buildings Insulation Estimated annual CO2e savings (metric tonnes CO2e) 0.11 Scope(s) or Scope 3 category(ies) where emissions savings occur Scope 1 Voluntary/Mandatory Voluntary Annual monetary savings (unit currency – as specified in C0.4) 2,250 Investment required (unit currency – as specified in C0.4) 11,610 Payback period 4-10 years Estimated lifetime of the initiative Avient CDP Climate Change Questionnaire 2022 Friday, July 29, 2022 43 11-15 years Comment Initiative category & Initiative type Energy efficiency in buildings Heating, Ventilation and Air Conditioning (HVAC) Estimated annual CO2e savings (metric tonnes CO2e) 9.33 Scope(s) or Scope 3 category(ies) where emissions savings occur Scope 1 Voluntary/Mandatory Voluntary Annual monetary savings (unit currency – as specified in C0.4) 76,653 Investment required (unit currency – as specified in C0.4) 203,000 Payback period 1-3 years Estimated lifetime of the initiative 11-15 years Comment Initiative category & Initiative type Energy efficiency in buildings Motors and drives Estimated annual CO2e savings (metric tonnes CO2e) 5.06 Scope(s) or Scope 3 category(ies) where emissions savings occur Scope 2 (location-based) Scope 2 (market-based) Voluntary/Mandatory Voluntary Annual monetary savings (unit currency – as specified in C0.4) Avient CDP Climate Change Questionnaire 2022 Friday, July 29, 2022 44 2,280 Investment required (unit currency – as specified in C0.4) 541 Payback period

Поммерлох, Люксем- бург 19 Route de Bastogne Pommerloch, Luxembourg, L-9638 Телефон: +352 269 050 35 Факс: +352 269 050 45 www.avient.com http://www.avient.com Краткий справочник: Что следует и не следует делать в рамках антимонопольной политики Контрольный список по соблюдению требований антимонопольного законодательства Защита от преследований Фиксация возможных нарушений Заключение Потенциальные проблемные области в сфере антимонопольного законодательства Нарушения антимонопольного законодательства Общий обзор Антимонопольного законодательства США Общие сведения о политике Горячая линия по вопросам этики компании Avient

Francisco Nakasato, 1700 13295-000 Itupeva Sao Paulo, Brazil 电话：+55 11 4593 9200 欧洲 地区总部，卢森堡 Pommerloch 19 Route de Bastogne Pommerloch, Luxembourg, L-9638 电话：+352 269 050 35 传真：+352 269 050 45 www.avient.com http://www.avient.com

Lomas de Zamora, Argentina 44. Avient is committed to continue partnerships with suppliers who align with the following policies: • Environmental Policy • Health and Safety Policy • Supplier Code of Conduct • Human Rights Policy • Quality Policy • Global Supplier Quality Manual Conflict Minerals Process Avient’s business objective is to use conflict free materials and components in our products and expects our global supply chain partners to do the same. While conventional air emissions are a critical and a highly- influential topic in some industrial sectors, as a specialty formulator of purchased materials, Avient’s conventional air emission levels from legacy operations are de minimis and not material.

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+55 11 4593 9200 Europa Regional Headquarters Pom- merloch, Luksemburg 19 Route de Bastogne Pommer- loch, Luksemburg, L-9638 Tel. +352 269 050 35 Faks: +352 269 050 45 www.avient.com http://www.avient.com Krótkie podsumowanie: CO ROBIĆ, a CZEGO NIE ROBIĆ w kontekście przepisów antymonopolowych Antymonopolowa lista kontrolna Ochrona przed działaniami odwetowymi Infolinia ds. etyki Avient Wniosek Potencjalne obszary zainteresowania w ramach antymonopolu Naruszenie prawa antymonopolowego Ogólny zarys amerykańskich Przepisów antymonopolowych Ogólny zarys niniejszej polityki Zgłaszanie możliwych naruszeń

Francisco Nakasato, 1700 13295-000 Itupeva Sao Paulo, Brasil Telepon: +55 11 4593 9200 Eropa Kantor Pusat Regional Pommerloch, Luksemburg 19 Route de Bastogne Pommerloch, Luksemburg, L-9638 Telepon: +352 269 050 35 Faks: +352 269 050 45 www.avient.com http://www.avient.com Referensi Cepat: ANJURAN dan LARANGAN Antimonopoli Daftar Periksa Antimonopoli Perlindungan dari Pembalasan Dendam Melaporkan Kemungkinan Pelanggaran Kesimpulan Potensi Bidang yang Harus Diperhatikan untuk Antimonopoli Pelanggaran Hukum Antimonopoli Ikhtisar Undang-Undang Antimonopoli A.S.