Rose Vice President, Corporate Communications Avient Corporation +1 440-930-3162 kyle.rose@avient.com mailto:giuseppe.disalvo@avient.com mailto:kyle.rose@avient.com 5 Attachment 1 Avient Corporation Summary of Condensed Consolidated Statements of Income (Unaudited) (In millions, except per share data) Three Months Ended March 31, 2022 2021 Sales $ 1,293.8 $ 1,162.3 Operating Income 128.6 120.4 Net income attributable to Avient shareholders 84.2 79.3 Basic earnings per share attributable to Avient shareholders $ 0.92 $ 0.87 Diluted earnings per share attributable to Avient shareholders $ 0.91 $ 0.86 Senior management uses comparisons of adjusted net income attributable to Avient shareholders and diluted adjusted earnings per share (EPS) attributable to Avient shareholders, excluding special items, to assess performance and facilitate comparability of results. Three Months Ended March 31, 2022 Three Months Ended March 31, 2021 Reconciliation to Condensed Consolidated Statements of Income $ EPS $ EPS Net income attributable to Avient shareholders $ 84.2 $ 0.91 $ 79.3 $ 0.86 Special items, after tax (Attachment 3) 7.2 0.08 2.6 0.03 Adjusted net income / EPS - excluding special items $ 91.4 $ 0.99 $ 81.9 $ 0.89 6 Attachment 2 Avient Corporation Condensed Consolidated Statements of Income (Unaudited) (In millions, except per share data) Three Months Ended March 31, 2022 2021 Sales $ 1,293.8 $ 1,162.3 Cost of sales 1,000.1 859.9 Gross margin 293.7 302.4 Selling and administrative expense 165.1 182.0 Operating income 128.6 120.4 Interest expense, net (16.9) (19.3) Other (expense) income, net (0.6) 1.5 Income before income taxes 111.1 102.6 Income taxes (26.6) (22.9) Net income 84.5 79.7 Net income attributable to noncontrolling interests (0.3) (0.4) Net income attributable to Avient shareholders $ 84.2 $ 79.3 Earnings per share attributable to Avient common shareholders - Basic $ 0.92 $ 0.87 Earnings per share attributable to Avient common shareholders - Diluted $ 0.91 $ 0.86 Cash dividends declared per share of common stock $ 0.2375 $ 0.2125 Weighted-average shares used to compute earnings per common share: Basic 91.5 91.3 Diluted 92.3 92.2 7 Attachment 3 Avient Corporation Summary of Special Items (Unaudited) (In millions, except per share data) Special items (1) Three Months Ended March 31, 2022 2021 Cost of sales: Restructuring costs, including accelerated depreciation and amortization $ (4.4) $ (1.8) Environmental remediation costs (2.0) (0.5) Reimbursement of previously incurred environmental costs 0.6 4.5 Impact on cost of sales (5.8) 2.2 Selling and administrative expense: Restructuring, legal and other 0.9 (1.3) Acquisition related costs (2.9) (3.3) Impact on selling and administrative expense (2.0) (4.6) Impact on operating income (7.8) (2.4) Other income, net 0.1 — Impact on income before income taxes (7.7) (2.4) Income tax benefit on above special items 2.0 0.9 Tax adjustments(2) (1.5) (1.1) Impact of special items on net income attributable to Avient Shareholders $ (7.2) $ (2.6) Diluted earnings per common share impact $ (0.08) $ (0.03) Weighted average shares used to compute adjusted earnings per share: Diluted 92.3 92.2 (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 actuarial 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, joint ventures and equity investments; 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 Three Months Ended March 31, 2022 2021 Sales: Color, Additives and Inks $ 649.5 $ 609.3 Specialty Engineered Materials 244.7 216.5 Distribution 432.9 362.7 Corporate and eliminations (33.3) (26.2) Sales $ 1,293.8 $ 1,162.3 Gross margin: Color, Additives and Inks $ 192.1 $ 197.5 Specialty Engineered Materials 69.8 64.7 Distribution 39.3 39.3 Corporate and eliminations (7.5) 0.9 Gross margin $ 293.7 $ 302.4 Selling and administrative expense: Color, Additives and Inks $ 97.6 $ 108.7 Specialty Engineered Materials 30.1 30.5 Distribution 15.1 15.3 Corporate and eliminations 22.3 27.5 Selling and administrative expense $ 165.1 $ 182.0 Operating income: Color, Additives and Inks $ 94.5 $ 88.8 Specialty Engineered Materials 39.7 34.2 Distribution 24.2 24.0 Corporate and eliminations (29.8) (26.6) Operating income $ 128.6 $ 120.4 Earnings before interest, taxes, depreciation and amortization (EBITDA): Color, Additives and Inks $ 120.5 $ 116.2 Specialty Engineered Materials 47.5 42.0 Distribution 24.4 24.2 Corporate and eliminations (26.0) (24.9) Other income, net (0.6) 1.5 EBITDA $ 165.8 $ 159.0 11 Attachment 7 Avient Corporation Reconciliation of Non-GAAP Financial Measures (Unaudited) (In millions, except per share data) Senior management uses gross margin before special items and operating income before special items to assess performance and allocate resources because senior management believes that these measures are useful in understanding current profitability levels and how it may serve as a basis for future performance.

102–42 Metrics—Planet Data and Metrics Page 86 Metrics—Planet Data and Metrics Page 86

Property GlasArmor Panel ThermoBallistic Panel Test Method Glass Content 55 wt% 73 wt% Density 0.066 lb/in3 1.83 g/cm3 0.062 lb/in3 1.72 g/cm3 ASTM D-792 Flex Mod 2.1–2.7 msi 14.5 - 18.6 GPa 2.5 msi 17.2 GPa ASTM D-790 Flex Strength 65 ksi 448 MPa 14 ksi 96.5 MPa ASTM D-790 Barcol Hardness 50–60 n/a ASTM D-2583 Fire Rating 1 hour1 n/a ASTM E-119-09c Flame Spread Rating 452 n/a ASTM E-84-08a Smoke Developed Rating 1652 n/a ASTM E-84-08a MATERIAL DATA (TYPICAL VALUES) 1 UL Level 3 panel was fire tested as part of a wall system with steel studs and drywall face sheet 2 NFPA & IBC Class B rating achieved www.avient.com Copyright © 2023, Avient Corporation.

Ao candidatar-se para um cargo, você pode fornecer informações pessoais, incluindo: https://avient.referrals.selectminds.com/ mailto:HR@polyone.com • Identificadores e Informações de Contato, como seu nome, data de nascimento, endereço residencial, e-mail particular, número de telefone, Identificadores governamentais (como a sua carta de habilitação e/ou número de identidade nacional); • Dados de Login, incluindo seu endereço de e-mail, nome de usuário e senha quando você inicia sessão para enviar a sua candidatura; • Classificações Protegidas, na medida permitida pela legislação vigente, como seu gênero, raça e origem étnica; • Informações Profissionais ou Relacionadas a Emprego, como seu currículo ou CV, experiência ou histórico profissional, qualificação profissional, cargo para o qual gostaria de candidatar-se, referências profissionais, seu salário atual, bônus, expectativa salarial ou qualquer outra informação que opte por fornecer, incluindo informações relativas a quaisquer candidaturas anteriores que você possa ter-nos enviado ou qualquer experiência prévia de trabalho com a Avient, afiliações ou associações profissionais e preferência de data de início; • Informações Educacionais, como formação acadêmica, seus históricos escolares, histórico acadêmico e de capacitação, sua proficiência em inglês, a qual pode ser necessária para determinados cargos, competências linguísticas e outras competências especiais, informações de certificação; e • Outras informações pessoais que você opte por nos enviar em conexão com a sua candidatura, como dados de contato de referências, informações divulgadas em uma entrevista ou a sua situação pessoal. Data de entrada em vigor: 1º de agosto de 2020 mailto:PRIVACY.OFFICER@AVIENT.COM https://privacyportal.onetrust.com/webform/b25cf7b1-a93a-4d26-8c84-ceda4d0ae91b/e180cbe4-d1b9-49bd-b621-cb5f6a0f42cb mailto:PRIVACY.OFFICER@AVIENT.COM

Ao candidatar-se para um cargo, você pode fornecer informações pessoais, incluindo: https://polyone.referrals.selectminds.com/ mailto:HR@polyone.com • Identificadores e Informações de Contato, como seu nome, data de nascimento, endereço residencial, e-mail particular, número de telefone, Identificadores governamentais (como a sua carta de habilitação e/ou número de identidade nacional); • Dados de Login, incluindo seu endereço de e-mail, nome de usuário e senha quando você inicia sessão para enviar a sua candidatura; • Classificações Protegidas, na medida permitida pela legislação vigente, como seu gênero, raça e origem étnica; • Informações Profissionais ou Relacionadas a Emprego, como seu currículo ou CV, experiência ou histórico profissional, qualificação profissional, cargo para o qual gostaria de candidatar-se, referências profissionais, seu salário atual, bônus, expectativa salarial ou qualquer outra informação que opte por fornecer, incluindo informações relativas a quaisquer candidaturas anteriores que você possa ter-nos enviado ou qualquer experiência prévia de trabalho com a Avient, afiliações ou associações profissionais e preferência de data de início; • Informações Educacionais, como formação acadêmica, seus históricos escolares, histórico acadêmico e de capacitação, sua proficiência em inglês, a qual pode ser necessária para determinados cargos, competências linguísticas e outras competências especiais, informações de certificação; e • Outras informações pessoais que você opte por nos enviar em conexão com a sua candidatura, como dados de contato de referências, informações divulgadas em uma entrevista ou a sua situação pessoal. Data de entrada em vigor: 1º de agosto de 2020 mailto:PRIVACY.OFFICER@POLYONE.COM https://privacyportal.onetrust.com/webform/b25cf7b1-a93a-4d26-8c84-ceda4d0ae91b/e180cbe4-d1b9-49bd-b621-cb5f6a0f42cb mailto:PRIVACY.OFFICER@POLYONE.COM

ตดิต่อเรา หากคุณมคีําถามใด ๆ หรอืตอ้งการใชส้ทิธิข์องคุณ คุณสามารถตดิต่อเราไดท้ี:่ The Corporate Privacy Officer Avient Corporation 33587 Walker Road Avon Lake, Ohio 44012 อเีมล: PRIVACY.OFFICER@AVIENT.COM โทรศพัท:์ 1-800-901-2078 คุณยงัสามารถส่งคําถามหรอืคําขอเกีย่วกบัความเป็นส่วนตวัของคุณผ่านแบบฟอรม์ออนไลนไ์ด ้ สามารถตดิต่อเจา้หนา้ทีด่า้นการคุม้ครองขอ้มูลของ Avient ไดท้ี ่PRIVACY.OFFICER@AVIENT.COM ** สําหรบัผูส้มคัรในเปรู ขอ้มูลส่วนบุคคลจะไดร้บัการเก็บไวใ้นคลงัฐานขอ้มูล "[avient.taleo.net]" ซึง่ลงทะเบยีนใน National Personal Data Protection Registry ดว้ยรหสั RNPDP-PJP Nº [*]" วนัทีม่ผีลบงัคบัใช:้ 1 สงิหาคม 2020 mailto:PRIVACY.OFFICER@AVIENT.COM https://privacyportal.onetrust.com/webform/b25cf7b1-a93a-4d26-8c84-ceda4d0ae91b/e180cbe4-d1b9-49bd-b621-cb5f6a0f42cb mailto:PRIVACY.OFFICER@AVIENT.COM

Buyer acknowledges that Seller has furnished to Buyer Material Safety Data sheets, which include warnings together with safety and health information concerning the Product and/or the containers for such Product.

This includes how you collect, use, store, share, and preserve or delete or dispose of personal data. Avient can and does regularly monitor electronic media for purposes of cost analysis, resource allocation, technical management and detection of associates violating company policy or engaging in illegal activity. You must familiarize yourself and comply with company policies, procedures and protocols on security, information management, and cybersecurity, including but not limited to those contained in Avient’s Information Systems Use Policy, Global Privacy and Data Protection Policy and Cyber and Data Incident Response Policy.

Aplikując na stanowisko, Kandydat może przekazać Avient swoje dane osobowe, w tym: • Dane identyfikacyjne i kontaktowe, takie jak imię i nazwisko, data urodzenia, adres domowy, osobisty adres e-mail, numer telefonu, dane identyfikacyjne nadane przez organ administracji publicznej (takie jak prawo jazdy i/lub krajowy numer identyfikacyjny [PESEL]); • Dane logowania, w tym adres e-mail, nazwę użytkownika i hasło używane podczas logowania się w celu przesłania podania; • Dane chronione, w zakresie dozwolonym przez obowiązujące prawo, takie jak płeć, rasa i pochodzenie etniczne; • Informacje zawodowe lub związane z zatrudnieniem, takie jak życiorys lub CV, historia zatrudnienia, kwalifikacje zawodowe, informacje o stanowisku, o które Kandydat planuje się ubiegać, referencje dotyczące zatrudnienia, aktualne wynagrodzenie, premie, oczekiwania względem wynagrodzenia lub wszelkie inne informacje, które Kandydat zdecyduje się przekazać, w tym informacje dotyczące wszelkich wcześniejszych podań złożonych w Avient lub wszelkiego poprzedniego doświadczenia zawodowego uzyskanego w Avient, dane o przynależności lub członkostwie w stowarzyszeniach zawodowych oraz preferowaną datę rozpoczęcia zatrudnienia; • Informacje dotyczące odbytej edukacji, takie jak: uzyskane wykształcenie, świadectwa ukończenia szkoły, historia kształcenia i odbytych szkoleń, znajomość języka angielskiego, która może być wymagana na niektórych stanowiskach, język i specjalne umiejętności, informacje o certyfikatach; oraz • Inne dane osobowe, które Kandydat zdecyduje się przekazać Avient w związku ze swoim podaniem, takie jak dane kontaktowe podmiotów wystawiających referencje, informacje ujawnione podczas rozmowy kwalifikacyjnej lub informacje dotyczące osobistej sytuacji Kandydata. Data wejścia w życie: 1 sierpnia 2020 r.

Cybersecurity/Data Privacy, warranty Supplier warrants that it has implemented sufficient organizational, technical and administrative controls, policies, procedures, and safeguards to maintain confidentiality and integrity of any personal, proprietary or confidential information of (or provided by) Avient in connection with the delivery of Goods and/or Services under this Agreement (collectively “Data”). Supplier expressly warrants neither to process any Avient’s personal data nor those of its suppliers on Avient’s behalf, before entering into Avient’s Data Usage and Protection Agreement (DPA) nor to involve any subcontractors in processing any such personal data without its prior written consent. Avient is entitled to audit Supplier’s compliance with these privacy laws, including without limitation, Supplier’s obligation to take appropriate technical and organizational measures to protect the personal data involved.