Avient can help address these challenges with a customer-centric approach. More Protective Materials

The comprehensive solutions provided by Avient meet customer requirements and improve the safety for consumers of electrical and electronic devices. All of this is backed by project management and technical support around the world through more than 100 facilities. Processing conditions can cause material properties to shift from the values stated in the information.

EPS • Adjusted EPS of $0.49 includes unfavorable FX of $0.01 • Unfavorable FX was more than offset by favorable effective tax rate and interest expense 0.49 Guidance Actual RANGE 0.46 0.50 9Copyright © . FX • Driven by strong drug delivery sales, new business wins in building & construction and consumer • Higher sales and favorable mix more than offset by variable compensation reset resulting in lower adjusted EBITDA Copyright © . 2025 11 Specialty Engineered Materials - Q4 2024 performance 260 280 49 56 • Growth headlined by healthcare, including engineered materials in remote monitoring devices, as well as composites for building & construction, wind energy, and defense applications • Higher sales and favorable mix contributed to adjusted EBITDA growth which more than offset unfavorable impact of variable compensation FY 2024 Copyright © . 2025 13 Color, Additives & Inks – full year 2024 performance 2,007 2,047 358 384 • Driven by new applications for drug delivery and building & construction as well as demand recovery in packaging and consumer • Adjusted EBITDA margin expansion driven by higher sales and net price benefit Adj. 17.8% Adj. 18.7% Copyright © . 2025 14 Specialty Engineered Materials – full year 2024 performance 1,138 1,197 224 249 • Growth headlined by strong demand for applications in defense end market and composites used in building & construction and engineered materials used in healthcare • Adjusted EBITDA margin expansion driven by higher sales and favorable mix Adj. 19.7% Adj. 20.8% Copyright © . 2025 15 Avient full year 2024 performance vs. full year 2023 3,143 3,240 502 526 Adj. Specialty Engineered Materials END MARKETS REGIONS 17% 14%13% Defense Packaging Telecom 54% 33% US & Canada Europe, Middle East Energy Copyright © . 2025 22 Avient 2024 regional sales, by end market US & CANADA 41% of sales EMEA 35% of sales ASIA 18% of sales LATIN AMERICA 6% of sales 22% Packaging TelecomEnergyDefenseHealthcareBuilding & TransportationIndustrialConsumer 26% 16% 31% 26% 1%1% 2% 61% Copyright © . 2025 23 NON-HYDROCARBON MATERIALS HYDROCARBON-BASED ~35% of the raw material basket including part of “Other raw materials” are hydrocarbon-based Raw material basket 16% 4% 4% Performance additives Pigments TiO2 Dyestuffs Styrenic block copolymers Polypropylene Nylon Polyethylene Other raw materials 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.

The comprehensive concentrate portfolio provided by Avient meets customer requirements and improves the safety for consumers of electrical and electronic devices All of this is backed by project management and technical support around the world through more than 100 facilities. Processing conditions can cause material properties to shift from the values stated in the information.

Sorting through countless material options can be even more daunting. These materials are typically transparent, with good impact strength, a glossy surface finish, and less warpage than semi-crystalline materials. Getting consistency and performance globally encompasses more than material availability.

Our customers value the breadth of our solutions as we can tap into a broad array of raw materials to solve their specific needs. Our formulation expertise supports material science decisions, while our processing expertise guides customers to use the materials properly. GUIDANCE $800 $754 $128 $123 Sales Adjusted EBITDA $0.56 $0.57 13 • Demand impacted by destocking and cautious customer sentiment • Positive net price benefit: o CAI - Pricing flat and raw material deflation o SEM - Pricing flat with unfavorable mix related to healthcare, more than offset with raw material deflation • Cost reductions driven by Clariant synergies and reduced administrative costs Q3 EBITDA BRIDGE ($ millions) CAI: Price / Mix -) Deflation 22) SEM: Price / Mix (6) Deflation 13) Net Price Benefit 29) Cost Reductions 13) Wage Inflation (8) FX 1) Q3 2023 Actual $ 123) Adjusted EBITDA Q3 2022 Pro Forma $ 137) Demand (49) 14 2023 G U I DAN CE Q4 2023 GUIDANCE VS.

The US and Canada region grew organic revenue by 9%, led by continued demand for our composite materials for the building and construction market. Upcoming Investor Day "Over the course of 2024, we have been developing our strategic approach for the next chapter of Avient. For more information, visit https://www.avient.com. 4 Forward-looking Statements In this press release, 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.

Sorting through countless material options can be even more daunting. These materials are typically transparent, with good impact strength, a glossy surface finish, and less warpage than semi-crystalline materials. Getting consistency and performance globally encompasses more than material availability.

Scope included legacy PolyOne operations. Even more, our manufacturing capabilities are flexible and easily adaptable to changing customer needs. Simply put… We solve customers’ most pressing material science challenges.

Informações de Contato Caso você tenha quaisquer dúvidas ou preocupações sobre esta Declaração de Privacidade e nossas práticas de privacidade, entre em contato conosco aqui: Formulário de solicitação do titular dos dados US/Canada Avon Lake, United States Global Headquarters Innovation Center Sales Office Manufacturing Plant Avon Lake, OH, United States, 44012 EMEA Pommerloch / Luxembourg Salce Office Regional Headquaters PolyOne S.à r.l., Avient Luxembourg S.à r.l., 19 Route de Bastogne Pommerloch, Luxembourg, L-9638 Latin America Sales Office Manufacturing Plant Regional Headquarters Francisco Nakasato, 1700 Avenue, São Roque da Chave Itupeva, São Paulo, Brazil, 13295-000 Encarregado de Proteção de Dados no Brasil: Fabio Rodrigo Pinardi Lgpd@avient.com * Este canal é exclusivamente destinado às interações entre a Autoridade Nacional de Proteção de Dados (ANPD) e a Avient, não devendo ser utilizado para outros fins. Informações de Contato Caso você tenha quaisquer dúvidas ou preocupações sobre esta Declaração de Privacidade e nossas práticas de privacidade, entre em contato conosco aqui: Formulário de solicitação do titular dos dados US/Canada Avon Lake, United States Global Headquarters Innovation Center Sales Office Manufacturing Plant Avon Lake, OH, United States, 44012 EMEA Pommerloch / Luxembourg Salce Office Regional Headquaters PolyOne S.à r.l., * Este canal é exclusivamente destinado às interações entre a Autoridade Nacional de Proteção de Dados (ANPD) e a Avient, não devendo ser utilizado para outros fins.