$37.5B projected global colorants market size by 2025** 84.7% of consumers cite colors as the primary reason they buy a particular product* U S D © 2020 Avient, All Rights Reserved To learn more about polymer colorants and how you can improve your current color strategy, visit avientdistribution.com or call +1.844.4AVIENT https://www.avientdistribution.com/

For more information, visit https://www.avient.com.

SHAREHOLDER INQUIRIES If you have any questions concerning your account as a shareholder, name or address changes, inquiries regarding stock certificates, or if you need tax information regarding your account, please contact our transfer agent: Equiniti Trust Company 1110 Centre Pointe Curve, Suite 101 Mendota Heights, MN 55120-4100 Phone: 1-855-598-2615 or 1-651-450-4064 www.shareowneronline.com Additional information about PolyOne, including current and historic copies of Annual Reports on Form 10-K and other reports filed with the Securities and Exchange Commission, is available online at www.polyone.com or free of charge from: Investor Affairs Relations PolyOne Corporation 33587 Walker Road Avon Lake, Ohio 44012 Phone: 440-930-1000 ANNUAL MEETING The annual meeting of shareholders of PolyOne will be held May 14, 2020 at 9:00 a.m. at PolyOne’s Corporate headquarters, 33587 Walker Road, Avon Lake, Ohio.

आचार सहंि ता | 14 हमार े वय्ापार म े ं कॉरप्ोर टे सामाजि क ससंाधन और सपंरक् https://www.avient.com/company/policies-and-governance/it-systems-use-policy https://www.avient.com/company/policies-and-governance/it-systems-use-policy मालि काना और गोपन ीय जानकार ी, वि चार और मालि काना और गोपन ीय जानकार ी, वि चार और बौदध्ि क सपंदा बौदध्ि क सपंदा यदि हमार ी Avient क ी मालि काना जानकार ी, नव ीन वि चारो ं या बौदध्ि क सपंदा तक अनय् वय्कत्ि यो ं क ी पह ुचं हो जात ी ह ै और व े पर्ति सप्रध् ी उतप्ादो ं को वि कसि त करन े या हमार े गर्ाहको ं क े साथ सथ्ि ति हासि ल करन े क े लि ए इसका उपयोग करत े ह ै,ं तो पर्ति सप्रध्ा म े ं हमार ी बढ़त आसान ी स े घट सकत ी ह ।ै आचार सहंि ता | 17 हमार े वय्ापार म े ं कॉरप्ोर टे सामाजि क ससंाधन और सपंरक् http://polynet/ethics/CorporatePolicies/InformationSystemsUsePolicies/tabid/1885/Default.aspx http://polynet/ethics/CorporatePolicies/InformationSystemsUsePolicies/tabid/1885/Default.aspx http://polynet/ethics/GlobalPrivacyandDataProtectionPolicies/tabid/1870/Default.aspx http://polynet/ethics/CorporatePolicies/CyberandDataIncidentResponsePolicy/tabid/2729/Default.aspx अदंरनू ी सचूना और वय्ापारअदंरनू ी सचूना और वय्ापार Avient म े,ं आप Avient या कि स ी भ ी कपंन ी स े सबंधंि त भौति क जानकार ी स े अवगत हो सकत े ह ै,ं जि सक े साथ हम ऐसा वय्वसाय करत े ह ै ं जि सका जनता क े सामन े पर्कट ीकरण नह ी ं कि या गया ह ।ै आचार सहंि ता | 27 हमार े वय्ापार म े ं कॉरप्ोर टे सामाजि क कॉरप्ोर टे सामाजि क ससंाधन और सपंरक् http://Avient.com/sustainability https://www.avient.com/company/sustainability/sustainability-report https://www.avient.com/company/sustainability/sustainability-report https://www.avient.com/company/sustainability/sustainability-report/products/no-surprises-pledge-0 पर्शन्: म रे े परय्व केष्क न े म झु े एक नई अपशि षट् नि पटान पर्कर्ि या का पालन करन े क े लि ए कहा, ल केि न म झु े यक ीन नह ी ं ह ै कि यह सरुकष्ि त ह ै या काननू ी भ ी ह ।ै

BỘ QUY TẮC ỨNG | 17 BỘ QUY TẮC ỨNG XỬ TRUNG THỰC TẠI NƠI TRUNG THỰC TẠI NƠI LIÊM CHÍNH TRONG HOẠT ĐỘNG KINH DOANH CỦA TRÁCH NHIỆM XÃ HỘI CỦA CÁC NGUỒN LỰC HỖ TRỢ VÀ THÔNG TIN http://polynet/ethics/CorporatePolicies/InformationSystemsUsePolicies/tabid/1885/Default.aspx http://polynet/ethics/CorporatePolicies/InformationSystemsUsePolicies/tabid/1885/Default.aspx http://polynet/ethics/CorporatePolicies/CyberandDataIncidentResponsePolicy/tabid/2729/Default.aspx Thông tin và giao dịch nội gián Tại Avient, bạn có thể biết các thông tin quan trọng chưa được tiết lộ cho công chúng liên quan đến Avient hoặc bất kỳ công ty nào mà Công ty hợp tác kinh doanh. BỘ QUY TẮC ỨNG | 21 BỘ QUY TẮC ỨNG XỬ TRUNG THỰC TẠI NƠI LIÊM CHÍNH TRONG HOẠT LIÊM CHÍNH TRONG HOẠT ĐỘNG KINH DOANH CỦA ĐỘNG KINH DOANH CỦA TRÁCH NHIỆM XÃ HỘI CỦA CÁC NGUỒN LỰC HỖ TRỢ VÀ THÔNG TIN https://www.avient.com/company/policies-and-governance/global-policy-anti-bribery-and-anti-corruption https://www.avient.com/company/policies-and-governance/global-policy-anti-bribery-and-anti-corruption Đại lý và tư vấn Chúng ta phải đảm bảo rằng các đại lý, tư vấn và các đại diện khác thay mặt Avient không đưa hoặc nhận hối lộ hoặc lại quả hay tham gia vào bất kỳ hành vi bất hợp pháp hoặc phi đạo đức nào khác. Theo đuổi các giải pháp bền vững không chỉ là điều đúng đắn cho môi trường; BỘ QUY TẮC ỨNG | 27 BỘ QUY TẮC ỨNG XỬ TRUNG THỰC TẠI NƠI LIÊM CHÍNH TRONG HOẠT ĐỘNG KINH DOANH CỦA TRÁCH NHIỆM TRÁCH NHIỆM XÃ HỘI CỦA XÃ HỘI CỦA CÁC NGUỒN LỰC HỖ TRỢ VÀ THÔNG TIN https://www.avient.com/company/sustainability/sustainability-report https://www.avient.com/company/sustainability/sustainability-report 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 Hỏi: Người giám sát của tôi yêu cầu tôi tuân thủ quy trình xử lý rác thải mới, nhưng tôi không chắc nó có an toàn hay thậm chí hợp pháp hay không.

The webcast can be viewed live at avient.com/investors, or by clicking here: https://edge.media-server.com/mmc/p/eaivs28r.

The webcast can be viewed live at avient.com/investors, or by clicking here: https://edge.media-server.com/mmc/p/p4owuchb.

The webcast can be viewed live at avient.com/investors, or by clicking here: https://edge.media-server.com/mmc/p/yrq7mgm9.To participate in the audio-only portion of the call, dial 1-844-835-7433 (domestic) or 1-914-495-8589 (international) and provide conference ID number 7899765. 

Ligne d’assistance Éthique https://www.Avient.com/company/policies-and- governance/ethics-hotline Téléphone sur la ligne d’assistance Éthique 1-877-228-5410 7 mailto:ethics.officer%40avient.com? subject= http://avient.ethicspoint.com http://www.Avient.com/company/policies-and-governance/ethics-hotline http://www.Avient.com/company/policies-and-governance/ethics-hotline 1. Francisco Nakasato, 1700 13295-000 Itupeva Sao Paulo, Brésil Téléphone : +55 11 4593 9200 Europe Siège régional Pommerloch, Luxembourg 19 Route de Bastogne Pommer- loch, Luxembourg, L-9638 Téléphone : +352 269 050 35 Télécopie : +352 269 050 45 www.avient.com http://www.avient.com Référence rapide : Choses À FAIRE et À NE PAS FAIRE en matière de lois antitrust Liste de contrôle des lois antitrust Protection contre les représailles Signalement des violations potentielles Conclusion Domaines potentiellement délicats en matière de lois antitrust Violation des lois antitrust Aperçu des lois antitrust américaines Présentation de la politique Ligne d’assistance Éthique d’Avient

एथिक्स हॉटलाइन https://www.Avient.com/company/policies-and- governance/ethics-hotline टेलीफोन 1-877-228-5410 7 mailto:ethics.officer%40avient.com? subject= http://avient.ethicspoint.com http://www.Avient.com/company/policies-and-governance/ethics-hotline http://www.Avient.com/company/policies-and-governance/ethics-hotline 1. फ्रांसिस्को नाकासटो, 1700 13295-000 इटुपेवा साओ पॉलो, ब्राज़ील दूरभाष: +55 11 4593 9200 यूरोप प्रक्षेत्रीय मुख्यालय पोमरलोक, लक्समबर्ग 19 रूट दे बास्टोग्ने पोमरलोक, लक्समबर्ग, L-9638 दूरभाष: +352 269 050 35 फैक्सः +352 269 050 45 http://www.avient.com अनुपालन के लिए गाइड नीति अवलोकन अमेरिकी एकाधिकारी व्यापार विरोधी कानूनों का अवलोकन एंटीट्रस्ट कानून का उल्लंघन चिंता के एंटीट्रस्ट संभावित क्षेत्र निष्कर्ष संभावित उल्लंघनों की सूचना देना Avient एथिक्स हॉटलाइन प्रतिशोध से सुरक्षा एंटीट्रस्ट चेकलिस्ट त्वरित संदर्भ: एंटीट्रस्ट करने-योग्य और न-करने-योग्य बातें