Sink marks and warpage are caused by material shrinkage in thick or asymmetric areas during cooling.

But the reasons for fog forming on packaging and agricultural films are just the same as those in the San Francisco Bay area.

Q1 2023 (TOTAL COMPANY) $846 $829 $134 $143 17.3% (in millions) $0.63 $0.76 Adjusted EPS (in millions) + 7% + 21% Sales Adjusted EBITDA Adjusted EPS 6 - 2% 15.8% +150 bps Q1 2024 SEGMENT PERFORMANCE (COLORS, ADDITIVES & INKS) $537 $515 $91 $97 18.8% (in millions) (in millions) + 7% 7 - 4% 17.0% +180 bps • Year over year demand continues to improve for the segment but slowly due to continued weakness in Europe • Raw material deflation & cost reduction actions primary drivers of adjusted EBITDA growth and margin expansion of +180 bps vs Q1 2023 Q1 2024 SEGMENT PERFORMANCE (SPECIALTY ENGINEERED MATERIALS) $310 $314 $64 $73 23.2% (in millions) (in millions) + 14% 8 + 1% 20.8% +240 bps • Sales growth in defense end market offset by weaker demand in telecommunications end market • Raw material deflation and favorable mix impact from defense sales primary drivers of adjusted EBITDA growth and margin expansion of +240 bps vs Q1 2023 Q1 EBITDA BRIDGE (TOTAL COMPANY) 9 $ millions CAI: Price / Mix (1) Deflation 16 SEM: Price / Mix 4 Deflation 7 Net Price Benefit 26 Wage/Other Inflation (9) FX (2) Q1 2024 $143 Adjusted EBITDA Q1 2023 $ 134 Demand (6) • Positive net price benefit: o Favorable raw material deflation in both segments • Wage and other inflation more than offset cost reductions/synergies 2024 G U I DAN CE FY 2024 GUIDANCE Original Revised Adjusted EBITDA $505 to $535 million $510 to $535 million Adjusted EPS $2.40 to $2.65 $2.50 to $2.65 Interest Expense $105 to $110 million $105 million Adjusted Effective Tax Rate 23% to 25% 23% to 25% Capital Expenditures ~$140 million ~$140 million 11 Q2 2024: Adjusted EPS of $0.71 CE O “ TO P O F MI N D” FO CU S ARE AS AREAS OF FOCUS 13 +7% Drive Profitable Organic Top-Line Growth with Margin Expansion Amplify Innovation Build Leadership & Talent Pipeline AP P E N DI X 16 Performance Additives 15% Pigments TiO2 Dyestuffs Polyethylene 10%Nylon Polypropylene Styrenic Block Copolymer Other Raw Materials 38% ~40% hydrocarbon based (Grey shaded materials are hydrocarbon based, includes portion of “Other Raw Materials”) Non-hydrocarbon based materials RAW MATERIAL BASKET SEGMENT DATA U.S. & Canada 41% 36% 2023 SEGMENT, END MARKET AND GEOGRAPHY GEOGRAPHY REVENUESEGMENT FINANCIALS 19% 23%Industrial Building and 7% END MARKET REVENUE $2,007M $358M $1,138M $224M Sales EBITDA Specialty Engineered Materials Color Additives and Inks $502M$3,143M (1) 7% 18 (1) Total company sales and adjusted EBITDA of $3,143M and $502M, respectively, include intercompany sales eliminations and corporate costs 2023 REVENUE | $2 .0 BILLION 34% 37% 21% END MARKET REGION 19 34% 21% 15% Building & 1% Energy COLOR, ADDITIVES & INKS 2023 REVENUE | $1 .1 BILLION 52% 35% 20 6%Industrial 12% 10% Defense Building & END MARKET REGION SPECIALTY ENGINEERED MATERIALS 32% 26% Building & 6% 2% Defense 1% (18% of sales) 2023 AVIENT REGIONAL SALES 25% Building & (36% of sales)Transportation 22% Building & 12% 6% US & Canada (41% of sales) 59% 22% Building & LATAM (5% of sales) 21 BY END MARKET 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.

With our strategy in place, our focus is now on execution, and we have already made meaningful progress in many areas.

Avient melarang keras kepemilikan, pembuatan, distribusi, penyaluran, penjualan, atau penggunaan zat terkontrol yang melanggar hukum, obat-obatan terlarang, atau perlengkapan untuk mengonsumsi narkoba di properti perusahaan (termasuk area parkir) atau selama menjalankan bisnis perusahaan. PEDOMAN PERILAKU | 17 PEDOMAN PERILAKU MENGHORMATI SEMUA KEJUJURAN DI INTEGRITAS DALAM TANGGUNG JAWAB http://Kebijakan Penggunaan Sistem Informasi Avient, http://Kebijakan Penggunaan Sistem Informasi Avient, http://polynet/ethics/CorporatePolicies/CyberandDataIncidentResponsePolicy/tabid/2729/Default.aspx Informasi dan Perdagangan Orang Dalam Di Avient, Anda mungkin mengetahui informasi penting terkait Avient atau perusahaan mana pun yang berbisnis dengan kita yang belum diungkapkan kepada publik. subject= http://Avient.com/sustainability https://www.avient.com/company/sustainability/sustainability-report/products/no-surprises-pledge-0 https://www.avient.com/company/sustainability/sustainability-report/products/no-surprises-pledge-0 T: Supervisor saya meminta saya untuk mengikuti prosedur pembuangan limbah baru, tetapi saya tidak yakin apakah prosedur itu aman atau bahkan sah.

Men's hair care is rapidly expanding globally and is one the largest growth areas. 

Estas relaciones son importantes para Avient y proporcionan contribuciones valiosas en muchas áreas del negocio. http://avient.ethicspoint.com 6 Referencia rápida: PUNTOS DEBE Y NO DEBE DE LA POLÍTICA ABAC Debe... • Saber que Avient prohíbe cualquier forma de soborno y corrupción y no permite pagos de facilitación • Familiarizarse con los aspectos pertinentes de las Políticas ABAC y comunicárselos a los subordinados y terceros • Plantear preguntas si no están claros la Política o los pasos que hay que dar • Informar inmediatamente de infracciones o sospechas de infracción a su supervisor, el Departamento Jurídico o la Línea Directa de Ética • Saber que el “valor” no se mide necesariamente en términos monetarios • Saber que los sobornos pueden incluir lo siguiente: • Dinero en efectivo y equivalentes de efectivo (tarjetas obsequio o certificados de regalo) • Obsequios, entretenimiento y atenciones cuando no exista una finalidad empresarial clara o vayan más allá de las necesidades empresariales • Pago de vacaciones o gastos de viaje • Pagar a un funcionario gubernamental para que ignore un requisito aduanero pertinente o acelere una devolución fiscal • Servicios, favores y préstamos personales • Ofertas de empleo u otros beneficios a familiares o amigos de la persona que tenga influencia • Contribuciones a partidos políticos y candidatos • Donaciones benéficas y patrocinios • Otros artículos menos obvios incluyen contribuciones en especie, oportunidades de inversión y subcontratos favorables o dirigidos • Saber que la prohibición es de aplicación tanto si el artículo beneficiaría directamente a la persona o a otra persona, como un familiar, un amigo o un socio comercial • Mantener libros, registros y cuentas con detalles razonables y reflejar de forma precisa y justa la transacción • Llevar a cabo la diligencia debida sobre agentes, distribuidores y otros terceros antes de comprometerse y durante la relación, y obtener la aprobación del Departamento Legal • Gestionar y controlar de forma apropiada las actividades comerciales realizadas a través de terceros NO debe... • Ofrecer, prometer, pagar o autorizar el pago de cualquier cosa de valor a algún funcionario gubernamental y/o empleados del sector privado para ayudar a que Avient obtenga o mantenga negocios o se garantice alguna otra ventaja comercial inapropiada. Francisco Nakasato, 1700 13295-000 Itupeva São Paulo, Brasil Teléfono: +55 11 4593 9200 Europa Sede regional de Pommerloch, Luxemburgo 19 Route de Bastogne Pommerloch, Luxemburgo, L-9638 Teléfono: +352 269 050 35 Fax: +352 269 050 45 www.avient.com http://www.avient.com

Composites is a high-growth area where we’ve invested, such as in January when we purchased Fiber-Line, a global leader in customized engineered fibers and composite materials that serves the fiber optic cable, oil & gas, industrial and consumer industries. AEPW is a $1.5 billion collaborative of more than 40 global organizations with four focus areas: Innovation, Education, Infrastructure and Clean-Up.

Moving up the value chain, and expanding addressable market size by providing materials solutions in select and prioritized areas MARKETS TECHNOLOGY CUSTOMER SCALE Copyright © . 2024 12 Catalyze the core – some examples today... Moving up the value chain, and expanding addressable market size by providing materials solutions in select and prioritized areas MARKETS TECHNOLOGY CUSTOMER SCALE +100 to +200 bps revenue growth above GDP Copyright © . 2024 59 Pathway to 20%+ adjusted EBITDA margins • Organic volume growth and SG&A efficiencies from prioritizing resources across the company • Increased sales in higher margin growth platforms Productivity • Manufacturing & sourcing efficiencies • Footprint optimization • Digital technologies Avient margin expansion +400bps margin expansion 20%+ Strategic objective ~16% Current adjusted EBITDA margin +2% +1% +1% Copyright © . 2024 60 Organic revenue growth with margin expansion +100 to +200bps above GDP Organic revenue growth LONG TERM FINANCIAL TARGETS Copyright © . 2024 61 History of balanced capital deployment .1 6 .2 0 $0 .2 6 $0 .3 4 $0 .4 .5 0 $0 .5 8 .7 .7 9 .8 .8 8 $0 .9 6 0 8 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 2021 2022 2023 2024 2025 Dividend $ per shareAdj.

Our filings are available to the public at the SEC’s website at http://www.sec.gov. The USEPA has requested that companies located in the area of the lower Passaic River, including Franklin-Burlington, cooperate in an investigation of contamination of approximately 17 miles of the lower Passaic River (the lower Passaic River Study Area). In February 2015, the Cooperating Parties submitted to the USEPA a remedial investigation report for the lower Passaic River Study Area.