In the event of Buyer’s breach or failure to perform, Seller shall be entitled to (but is not required to) re- cover from Buyer, in addition to any other damages caused by such action: (i) in the case of Products produced specifically for Buyer or which reasonably cannot be resold by Seller to a third party, the price of such Products as quoted in Seller’s order con- firmation; or (ii) in the case of Products which can be resold by Seller, damages equal to fifty percent (50%) of the price for the Products as quoted in Seller’s order confirmation, as liquidated damages. 9. I händelse av Köparens avtalsbrott eller underlåten fullgörelse ska Säljaren ha rätt (men inte vara skyldig) att återkräva från Köparen, utöver eventuella andra skador som orsakats av en sådan åtgärd: (i) när det gäller Produkter som tillverkats specifikt för Köparen eller som rimligen inte kan säljas vidare av Säljaren till en tredje part, priset för sådana Produkter som anges i Säljarens orderbekräftelse; eller (ii) när det gäller Produkter som kan säljas vidare av Säljaren, ersättning motsvarande femtio procent (50%) av priset för Produkterna som anges i Säljarens orderbekräftelse, såsom vite. 9.

وفي حالة إخلال المشتري من المشتري، بالإضافة أن یستردلكنھ غیر ملزم) (و ، یحق للبائعالأداءأو عدم ) في حالة المنتجات التي 1: (التصرفأي أضرار أخرى وقعت نتیجة ذلك إلى للمشتري أو التي لا یمكن بشكل معقول للبائع إعادة بیعھا إلى الغیر، خصیصًاتنُتج ) أو في حالة المنتجات 2سعر المنتجات الوارد في تأكید الطلب الخاص بالبائع، ( %) من 50التي تعادل خمسین بالمائة ( التعویضاتالتي یمكن للبائع إعادة بیعھا، ر المنتجات الوارد في تأكید الطلب الخاص بالبائع، في صورة تعویضات سع اتفاقیة. 9. التعلیق والإنھاء. 9 ) أو إذا 2تاریخ التسلیم محدد الموعد، (ولم یقدم التأكید الكافي لأداء المشتري قبل كان لدى البائع شكوك معقولة حول أداء المشتري لالتزاماتھ ولم یقدم المشتري إلى البائع تأكیداً كافیاً لأداء المشتري قبل تاریخ التسلیم محدد الموعد، وفي أي ا أصبح) أو إذ3) یومًا من طلب البائع لذلك التأكید، (30حالة في غضون ثلاثین ( لتصفیة دخولھ دور االمشتري معسرًا أو عاجزًا عن سداد دیونھ حال استحقاقھا، أو أو إقامة أي دعوى إفلاس من جانب المشتري أو ضده، أو في حالة تعیین أمین إذا أجرى كافة أصول المشتري أو غالبیتھا، أو على م أو حارس قضائي أو قیّ عدم التزام المشتري بأي قانون ) أو في حالة 4المشتري أي تنازل لصالح دائنیھ، ( تشریع أو أمر أو لائحة أو نظام أو معیار ("القوانین والمعاییر")، یجوز للبائع أو إلى المشتري، دون الإخلال بأي من حقوقھ الأخرى: حینئذ بموجب إخطار خطي جمیع تكون لمة لم تدُفع قیمتھا واسترداد حیازتھا، و(أ) طلب إعادة أي منتجات مس التكالیف المتعلقة باسترداد المنتجات لحساب المشتري، و/أو (ب) تعلیق الأداء أو ما لم یسدد المشتري دفعة ،إنھاء تأكید الطلب بشأن التسلیم المعلق للمنتجات ابل المنتجات إلى البائع.

Hãy thông báo cho Phòng Pháp chế Avient ngay sau khi bạn tham dự bất kỳ cuộc họp nào có thảo luận về các chủ đề trên. 9. Liên lạc với Phòng Pháp chế của Avient nếu bạn có bất kỳ câu hỏi nào về sự đúng đắn của bất kỳ hành động nào bạn đang dự tính thực hiện. 9 Tham khảo nhanh: NHỮNG ĐIỀU NÊN LÀM và KHÔNG NÊN LÀM về Chống độc quyền NHỮNG ĐIỀU NÊN LÀM ✓ Hãy báo cáo ngay bằng văn bản cho phòng Pháp chế của Avient về những người của các đối thủ cạnh tranh yêu cầu hoặc tiết lộ giá cả hoặc thông tin cạnh tranh khác

In the event of Buyer’s breach or failure to perform, Seller shall be entitled to (but is not required to) recover from Buyer, in addition to any other damages caused by such action: (i) in the case of Products produced specifically for Buyer or which reasonably cannot be resold by Seller to a third party, the price of such Products as quoted in Seller’s order confirmation; or (ii) in the case of Products which can be resold by Seller, damages equal to fifty percent (50%) of the price for the Products as quoted in Seller’s order confirmation, as liquidated damages. 9. Em qualquer caso, conforme descrito acima, todas as reivindicações pendentes do Vendedor serão devidas e pagáveis imediatamente com relação aos Produtos entregues ao Comprador e não retomados pelo Vendedor. 9.

In the event of Buyer’s breach or failure to perform, Seller shall be entitled to (but is not required to) recover from Buyer, in addition to any other damages caused by such action: (i) in the case of Products produced specifically for Buyer or which reasonably cannot be resold by Seller to a third party, the price of such Products as quoted in Seller’s order confirmation; or (ii) in the case of Products which can be resold by Seller, damages equal to fifty percent (50%) of the price for the Products as quoted in Order Confirmation, as liquidated damages. 9. En caso de incumplimiento por parte del Comprador, el Vendedor tendrá derecho (aunque no estará obligado a ello) a recuperar del Comprador, además de cualquier otro daño causado por dicha acción: (i) en el caso de Productos producidos específicamente para el Comprador o que razonablemente no puedan ser revendidos por el Vendedor a un tercero, el precio de dichos Productos indicado en la confirmación de pedido del Vendedor; o (ii) en el caso de Productos que puedan ser revendidos por el Vendedor, daños y perjuicios equivalentes al cincuenta por ciento (50%) del precio de los Productos indicado en la Confirmación de Pedido, en concepto de daños y perjuicios. 9.

Si el Vendedor otorga un descuento, dicho descuento solo se refiere a la entrega y/o cantidad de los Seller’s order confirmation; or (ii) in the case of Products which can be resold by Seller, damages equal to fifty percent (50%) of the price for the Products as quoted in Seller’s order confirmation, as liquidated damages. 9. En caso de incumplimiento o falta de cumplimiento del Comprador, el Vendedor tendrá derecho a (pero no estará obligado a) recuperar del Comprador, además de cualquier otro daño causado por tal acción: (i) en el caso de Productos producidos específicamente para el Comprador o que razonablemente no pueden ser revendidos por el Vendedor a un tercero, el precio de dichos Productos según lo cotizado en la confirmación del pedido del Vendedor; o (ii) en el caso de Productos que puedan ser revendidos por el Vendedor, daños equivalentes al cincuenta por ciento (50%) del precio de los Productos según lo cotizado en la confirmación del pedido del Vendedor, como daños liquidados. 9.

In caso di violazione o inadempimento da parte dell'Acquirente, il Venditore avrà il diritto (ma non l'obbligo) di rivalersi sull'Acquirente, oltre a qualsiasi altro danno causato da tale azione: (i) nel caso di Prodotto realizzato specificamente per l'Acquirente o che ragionevolmente non possa essere rivenduto dal Venditore a terzi, il prezzo di tale Prodotto come indicato nella conferma d'ordine del Venditore; o (ii) nel caso di Prodotti che possono essere rivenduti dal Venditore, un risarcimento pari al cinquanta per cento (50%) del prezzo del Prodotto come indicato nella conferma d'ordine del Venditore, a titolo di risarcimento danni. 9. Suspension and Termination 9.

NOSSO CÓDIGO DE CONDUTA DATA DE EMISSÃO: OUTUBRO DE 2024 Introdução: Mensagem do CEO 1 Nosso Código de Conduta Orientações para comportamento ético 3 Valores pessoais 3 Suas responsabilidades 4 Responsabilidades adicionais de supervisores e gerentes da Avient 4 Solução de dúvidas e comunicação de situações de não conformidade 5 Linha direta de ética 5 Nenhuma retaliação 6 Aplicação do Código de Conduta 6 Violações do Código 6 Diversidade e inclusão 8 Discriminação ou assédio 8 Relacionamentos no local de trabalho 9 Abuso de substância 10 Segurança física e violência no local de trabalho 10 Honestidade no trabalho Informações, dados e registros precisos 12 Integridade da contabilidade 12 Comunicações da empresa 14 Proteção e uso de ativos 14 Informações exclusivas e confidenciais, ideias e propriedade intelectual 15 Privacidade, informações pessoais e proteção de dados 16 Uso de internet e e-mail 16 Mídias sociais e redes sociais 17 Segurança do computador, licenciamento de software e direitos autorais 17 Informações privilegiadas e transações com informações privilegiadas 18 Contribuições/atividades políticas e contribuições para caridade 19 Investigações e consultas do governo 19 Integridade em nossos negócios Negociação justa 21 Suborno e propinas 21 Agentes ou consultores 22 Concorrência 22 Presentes e hospitalidade 23 Conflitos de interesses 24 Autonegociação 25 Comércio internacional 25 Lavagem de dinheiro 25 Responsabilidade social corporativa Sustentabilidade 27 Segurança, saúde e meio ambiente 28 Segurança de produtos e serviços 29 Respeito pelos direitos humanos 29 Um compromisso compartilhado 29 Recursos e informações de contato Nossas políticas 30 Contatos internos 30 Linha direta de ética 30 Mensagem do CEO Prezada equipe da Avient, As decisões da nossa empresa têm implicações de longo alcance no mundo complexo e interconectado de hoje. HOME OUR CODE RESPECT FOR ALL HONESTY AT WORK INTEGRITY IN OUR BUSINESS CORPORATE SOCIAL RESPONSIBILITY RESOURCES CÓDIGO DE CONDUTA | 9 NOSSO CÓDIGO DE HONESTIDADE NO INTEGRIDADE EM RESPONSABILIDADE RECURSOS Abuso de substância Depende de todos nós tomar as medidas para assegurar que trabalhemos num ambiente livre de todos os efeitos do álcool, bem como de drogas ilegais e outras substâncias controladas. Alguns exemplos são: • Rendimentos ou estimativas ou outras informações financeiras antes da liberação pública • Mudanças significativas nos níveis de operações • Discussões sobre transações importantes, incluindo aquisições, empreendimentos conjuntos ou desinvestimentos • Informações sobre nossa condição financeira, perspectivas ou planos, programas de marketing e vendas e informações de P&D • Mudanças na alta administração que ainda não foram anunciadas publicamente • Adjudicações ou cancelamentos de contratos importantes com clientes e fornecedores • Produtos, serviços ou processos pendentes ou novos • A existência e os desenvolvimentos relacionados a processos regulatórios significativos, investigações do governo e litígios envolvendo a empresa CÓDIGO DE CONDUTA | 18 NOSSO CÓDIGO DE HONESTIDADE NO INTEGRIDADE EM RESPONSABILIDADE RECURSOS Contribuições/atividades políticas e contribuições para caridade A Avient incentiva você a permanecer informado sobre questões importantes, a votar e envolver-se no processo político.

NOTRE CODE DE ÉMISE LE : OCTOBRE 2024 TABLE DES MATIÈRES Introduction: Un message du président-directeur général 1 Notre Code de conduite Directives pour un comportement éthique 3 Valeurs personnelles 3 Vos responsabilités 4 Responsabilités supplémentaires des superviseurs et managers d’Avient 4 Résoudre les questions et signaler les situations de non- conformité 5 Ligne d’assistance liée à l’éthique 5 Non-represailles 6 Application du code de conduite 6 Violations du code 6 Diversite et inclusion 8 Discrimination ou harcèlement 8 Relations sur le lieu de travail 9 La toxicomanie/l’alcoolisme 10 Sécurité physique et violence sur le lieu de travail 10 Honnêteté au travail Exactitude des informations, données et archives 12 Intégrité comptable 12 Communications de la société 14 Protection et utilisation des actifs 14 Informations exclusives et confidentielles ; idées et propriété intellectuelle 15 Protection de la sphère privée, des informations et données personnelles 16 Utilisation d’internet et des courriers électroniques 16 Médias sociaux et réseaux sociaux 17 Sécurité informatique, licences logicielles et copyrights 17 Délit d’initié 18 Contributions/activités politiques et contributions caritatives 19 Enquêtes et demandes de renseignements du gouvernement 19 Intégrité dans notre activité Traitement equitable 21 Corruption et pots-de-vin 21 Agents et consultants 22 Concurrence 22 Cadeaux et marques d’hospitalite 23 Conflits d’intérêts 24 Transactions intéressées 25 Commerce international 25 Blanchiment d’argent 25 Responsabilité sociale d’entreprise Durabilite 27 Sécurité, sante et environnement 28 Sécurité des produits et des services 29 Respect des droits de l’homme 29 Un engagement partage 29 Ressources et coordonnées Nos politiques 30 Contacts internes 30 Ligne d’assistance liée à l’éthique 30 Un message du président-directeur général Chère équipe d’avient, Les décisions de notre entreprise ont des implications considérables dans le monde complexe et interconnecté actuel. HOME OUR CODE RESPECT FOR ALL HONESTY AT WORK INTEGRITY IN OUR BUSINESS CORPORATE SOCIAL RESPONSIBILITY RESOURCES CODE DE CONDUITE | 9 NOTRE CODE DE HONNÊTETÉ AU INTÉGRITÉ DANS RESPONSABILITÉ La toxicomanie/l’alcoolisme Il nous incombe à tous de prendre des mesures pour nous assurer que nous travaillons dans un environnement exempt de tous les effets de l’alcool et des drogues illégales et autres substances contrôlées. Quelques exemples comprennent : • Les bénéfices, estimations ou autres informations financières avant leur diffusion publique ; • Les changements significatifs dans les niveaux des opérations ; • Les discussions sur les transactions majeures, y compris les acquisitions, co-entreprises ou cessions ; • Les informations sur notre situation financière, les perspectives ou les plans, les programmes marketing et commerciaux, et les informations de R&D ; • Les changements de dirigeants supérieurs, qui n’ont pas encore été annoncés publiquement ; • Les attributions ou annulations de contrats importants avec des clients ou fournisseurs ; • Les produits à venir, ou nouveaux produits, services ou processus ; • L’existence de et les développements concernant toute procédure réglementaire, enquête du gouvernement et litige important impliquant la société.

Three Months Ended September 30, 2023 Three Months Ended September 30, 2022 Reconciliation to Condensed Consolidated Statements of Income $ EPS $ EPS Net income (loss) from continuing operations attributable to Avient shareholders $ 5.1 $ 0.06 $ (27.4) $ (0.30) Special items, after tax (Attachment 3) 32.0 0.35 68.3 0.75 Amortization expense, after-tax 15.2 0.16 13.4 0.14 Adjusted net income / EPS $ 52.3 $ 0.57 $ 54.3 $ 0.59 Nine Months Ended September 30, 2023 Nine Months Ended September 30, 2022 Reconciliation to Condensed Consolidated Statements of Income $ EPS $ EPS Net income from continuing operations attributable to Avient shareholders $ 48.0 $ 0.52 $ 99.8 $ 1.08 Special items, after tax (Attachment 3) 73.9 0.81 77.9 0.85 Amortization expense, after-tax 46.5 0.51 34.9 0.38 Adjusted net income / EPS $ 168.4 $ 1.84 $ 212.6 $ 2.31 8 Attachment 2 Avient Corporation Condensed Consolidated Statements of Income (Unaudited) (In millions, except per share data) Three Months Ended September 30, Nine Months Ended September 30, 2023 2022 2023 2022 Sales $ 753.7 $ 823.3 $ 2,423.8 $ 2,606.5 Cost of sales 558.4 627.9 1,740.2 1,895.8 Gross margin 195.3 195.4 683.6 710.7 Selling and administrative expense 161.0 154.8 529.9 467.8 Operating income 34.3 40.6 153.7 242.9 Interest expense, net (30.3) (37.3) (88.5) (70.4) Other income (expense), net 1.0 (32.3) 1.5 (31.3) Income (loss) from continuing operations before income taxes 5.0 (29.0) 66.7 141.2 Income tax benefit (expense) 0.1 1.2 (18.0) (41.5) Net income (loss) from continuing operations 5.1 (27.8) 48.7 99.7 Income (loss) from discontinued operations, net of income taxes — 17.1 (0.9) 58.8 Net income (loss) 5.1 (10.7) 47.8 158.5 Net loss (income) attributable to noncontrolling interests — 0.4 (0.7) 0.1 Net income (loss) attributable to Avient common shareholders $ 5.1 $ (10.3) $ 47.1 $ 158.6 Earnings (loss) per share attributable to Avient common shareholders - Basic: Continuing operations $ 0.06 $ (0.30) $ 0.53 $ 1.09 Discontinued operations — 0.19 (0.01) 0.65 Total $ 0.06 $ (0.11) $ 0.52 $ 1.74 Earnings (loss) per share attributable to Avient common shareholders - Diluted: Continuing operations $ 0.06 $ (0.30) $ 0.52 $ 1.08 Discontinued operations — 0.19 (0.01) 0.64 Total $ 0.06 $ (0.11) $ 0.51 $ 1.72 Cash dividends declared per share of common stock $ 0.2475 $ 0.2375 $ 0.7425 $ 0.7125 Weighted-average shares used to compute earnings per common share: Basic 91.1 90.9 91.1 91.3 Diluted 91.9 90.9 91.8 92.0 9 Attachment 3 Avient Corporation Summary of Special Items (Unaudited) (In millions, except per share data) Special items (1) Three Months Ended September 30, Nine Months Ended September 30, 2023 2022 2023 2022 Cost of sales: Restructuring costs, including accelerated depreciation $ (2.1) $ (2.8) $ (9.9) $ (9.8) Environmental remediation costs (38.1) (18.8) (52.5) (23.8) Reimbursement of previously incurred environmental costs — 0.1 — 8.3 Acquisition related costs — (10.3) — (10.3) Impact on cost of sales (40.2) (31.8) (62.4) (35.6) Selling and administrative expense: Restructuring and employee separation costs (2.0) 0.3 (13.8) (1.0) Legal and other 1.7 (0.5) (9.1) 1.0 Acquisition related costs (0.5) (8.2) (4.6) (13.2) Impact on selling and administrative expense (0.8) (8.4) (27.5) (13.2) Impact on operating income (41.0) (40.2) (89.9) (48.8) Interest expense, net - financing costs (2.2) (10.0) (2.2) (10.0) Mark-to-market on derivative instruments — (31.8) — (30.9) Other — — (0.1) 0.1 Impact on other expense, net — (31.8) (0.1) (30.8) Impact on income from continuing operations before income taxes (43.2) (82.0) (92.2) (89.6) Income tax benefit on above special items 10.8 20.5 23.2 22.5 Tax adjustments(2) 0.4 (6.8) (4.9) (10.8) Impact of special items on net income from continuing operations $ (32.0) $ (68.3) $ (73.9) $ (77.9) Diluted earnings per common share impact $ (0.35) $ (0.75) $ (0.81) $ (0.85) Weighted average shares used to compute adjusted earnings per share: Diluted 91.9 91.6 91.8 92.0 (1) Special items include charges related to specific strategic initiatives or financial restructuring such as: consolidation of operations; debt extinguishment costs; costs incurred directly in relation to acquisitions or divestitures; employee separation costs resulting from personnel reduction programs, plant realignment costs, executive separation agreements; asset impairments; settlement gains or losses and mark-to- market adjustments associated with gains and losses on pension and other post-retirement benefit plans; environmental remediation costs, fines, penalties and related insurance recoveries related to facilities no longer owned or closed in prior years; gains and losses on the divestiture of operating businesses, gains and losses on facility or property sales or disposals; results of litigation, fines or penalties, where such litigation (or action relating to the fines or penalties) arose prior to the commencement of the performance period; one-time, non-recurring items; and the effect of changes in accounting principles or other such laws or provisions affecting reported results