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如需深入了解Mevopur的用途和限制，请参见 HYPERLINK "http://www.avient.com/healthcare-use-limitations-mevopur-products" www.avient.com/healthcareuselimitationsmevopurproducts，或联系您的埃万特销售代表。

À Paris, le 17 juillet 2020 1 Disponible sur le site du COTREP : https://www.cotrep.fr/content/uploads/sites/3/2019/02/tri-p1-emballages-sombres-v01-2019.pdf

Đường dây nóng về Đạo đức của https://www.Avient.com/company/policies-and- governance/ethics-hotline Điện thoại 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, Brazil Điện thoại: +55 11 4593 9200 Châu Âu Trụ sở Khu vực Pommerloch, Luxembourg 19 Route de Bastogne Pommerloch, Luxembourg, L-9638 Điện thoại: +352 269 050 35 Fax: +352 269 050 45 www.avient.com http://www.avient.com Hướng dẫn Tuân thủ Tổng quan về Chính sách Ikhtisar Undang-Undang Tổng quan về các Luật chống độc quyền của Hoa Kỳ Vi phạm pháp luật chống độc quyền Các lĩnh vực quan ngại tiềm ẩn về chống độc quyền Kết luận Báo cáo các vi phạm có thể xảy ra Đường dây nóng về Đạo đức của Avient Bảo vệ khỏi sự trả đũa Danh mục kiểm tra Chống độc quyền Tham khảo nhanh: NHỮNG ĐIỀU NÊN LÀM và KHÔNG NÊN LÀM về Chống độc quyền

subject= http://avient.ethicspoint.com 6 Referensi Cepat: ANJURAN DAN LARANGAN ABAC ANJURAN • Mengetahui bahwa Avient melarang segala bentuk praktik suap dan korupsi serta tidak mengizinkan pembayaran uang pelicin • Memahami aspek Kebijakan ABAC yang berlaku serta menyampaikannya kepada bawahan dan pihak ketiga • Mengajukan pertanyaan jika Kebijakan atau tindakan yang wajib diambil tidak jelas • Segera melaporkan pelanggaran atau dugaan pelanggaran kepada supervisor Anda, Departemen Hukum, atau Saluran Langsung Etika • Mengetahui bahwa “nilai” tidak selalu diukur secara moneter • Mengetahui bahwa praktik suap dapat mencakup hal berikut: • Uang tunai dan setara uang tunai (kartu hadiah atau sertifikat hadiah) • Hadiah, hiburan, dan keramahtamahan yang tidak memiliki tujuan bisnis yang jelas atau melebihi kebutuhan bisnis • Pembayaran pengeluaran untuk perjalanan atau liburan • Membayar pejabat pemerintah untuk mengabaikan persyaratan bea cukai yang berlaku atau mempercepat pengembalian pajak • Layanan, bantuan, dan pinjaman pribadi • Tawaran hubungan kerja atau manfaat lainnya kepada anggota keluarga atau teman individu yang memiliki pengaruh • Kontribusi untuk partai dan kandidat partai politik • Sumbangan amal dan pensponsoran • Pemberian lain yang kurang jelas, termasuk kontribusi berupa barang, peluang investasi, dan subkontrak yang menguntungkan atau dengan agenda tertentu • Mengetahui bahwa larangan ini berlaku jika pemberian akan menguntungkan individu secara langsung atau orang lain, seperti anggota keluarga, teman, atau rekan bisnis • Menyimpan pembukuan, catatan, dan akun dalam perincian yang wajar, serta mencerminkan transaksi secara akurat dan adil • Melakukan uji tuntas kepada agen, distributor, dan pihak ketiga lainnya sebelum dan selama hubungan berlangsung dan mendapatkan persetujuan Departemen Hukum • Mengelola dan memantau kegiatan bisnis yang dilakukan melalui pihak ketiga dengan benar DILARANG • Menawarkan, menjanjikan, membayarkan, atau mengizinkan pembayaran barang berharga kepada pejabat pemerintah dan/atau karyawan sektor swasta untuk membantu Avient mendapatkan atau mempertahankan bisnis atau mengamankan keuntungan bisnis yang tidak patut lainnya. Francisco Nakasato, 1700 13295-000 Itupeva Sao Paulo, Brasil Telepon: +55 11 4593 9200 Eropa Kantor Pusat Regional Pommerloch, Luksemburg 19 Route de Bastogne Pommerloch, Luksemburg, L-9638 Telepon: +352 269 050 35 Faks: +352 269 050 45 www.avient.com http://www.avient.com

subject= http:// avient.ethicspoint.com 6 Gyors hivatkozás: HELYES ÉS HELYTELEN ELJÁRÁSOK AZ ABAC SZERINT HELYES... • Tudatában lenni annak, hogy az Avient tiltja a megvesztegetés és a korrupció minden formáját, és nem engedi az ügymenetkönnyítő kifizetéseket Francisco Nakasato, 1700 13295-000 Itupeva São Paulo, Brazília Telefonszám: +55 11 4593 9200 Európa Regionális Központ Pommerloch, Luxemburg 19 Route de Bastogne Pommerloch, Luxembourg, L-9638 Telefonszám: +352 269 050 35 Fax: +352 269 050 45 www.avient.com http://www.avient.com

subject= http://avient.ethicspoint.com 5 Hızlı Referans: ABAC YAPILACAKLAR VE YAPILMAYACAKLAR YAPIN • Avient’in her türlü rüşvet ve yolsuzluğu yasakladığını ve kolaylaştırma ödemelerine izin vermediğini bilin • ABAC Politikalarının yürürlükte olan yönlerini bilin ve bunları astlara ve üçüncü taraflara aktarın • Politikaların ya da alınacak önlemlerin net olmaması durumunda soru sorun • İhlalleri veya şüpheli ihlalleri derhal amirinize, Hukuk Departmanına veya Etik Yardım Hattına bildirin • “Değer”in mutlaka parasal olarak ölçülmediğini bilin • Rüşvetin aşağıdakileri içerebileceğini bilin: • Nakit ve nakit eşdeğerleri (hediye kartları ya da hediye sertifikaları) • Belirli bir iş amacı taşımayan veya makul iş ihtiyaçlarını aşan hediye, ağırlama ve ikram • Seyahat masraflarının veya tatillerin ödenmesi • Bir kamu görevlisine, gümrük şartlarını görmezden gelmesi ya da vergi iadesini hızlandırması için yapılan ödeme • Kişisel hizmetler, yardımlar ve borçlar • Kişinin aile üyelerinden ya da nüfuz sahibi arkadaşlarından birisi için istihdam ya da başka bir çıkar önerme • Siyasi parti ve aday destekleri • Yardım bağışları ve sponsorluklar • Daha az belirgin olan diğer unsurlar arasında ayni katkılar, yatırım fırsatları ve lehine hareket edilen ya da yönlendirilen alt yükleniciler vardır • Bir nesnenin kişiye ya da aile üyesi, arkadaş ya da iş bağlantısı gibi başka bir kişiye doğrudan fayda sağladığında yasaklamanın devreye gireceğini bilin • Defterleri, kayıtları ve hesapları makul detaylarla tutun ve işlemi doğru ve adil bir şekilde yansıtın • İş ilişkisinden önce ve ilişki sırasında temsilciler, distribütörler ve diğer üçüncü taraflar için durum tespiti yapın ve Hukuk Departmanından onay alın • Üçüncü taraflar aracılığıyla yürütülen ticari faaliyetleri düzgün şekilde yönetin ve izleyin YAPMAYIN • Avient’in işi elde etmesi ya da sürdürmesi ya da başka uygun olmayan ticari avantajlar elde etmesi amacıyla, devlet yetkililerine ve/veya özel sektör çalışanlarına değer taşıyan herhangi bir ödeme teklif etmeyin, vaat etmeyin, yapmayın ya da yapılmasına izin vermeyin. Francisco Nakasato, 1700 13295-000 Itupeva Sao Paulo, Brezilya Telefon: +55 11 4593 9200 Avrupa Bölge Merkezi Pommerloch, Lüksemburg 19 Route de Bastogne Pommerloch, Lüksemburg, L-9638 Telefon: +352 269 050 35 Faks: +352 269 050 45 www.avient.com http://www.avient.com

Use of Non-GAAP Measures Page 3 PolyOne Commodity to Specialty Transformation Page 4 • Continue specialty transformation • Targeting $2.50 Adjusted EPS by 2015, nearly double 2013 EPS • Drive double digit operating income and adjusted EPS growth • 17 consecutive quarters of double- digit adjusted EPS growth • Shift to faster growing, high margin, less cyclical end markets • Key acquisitions propel current and future growth, as well as margin expansion • Established aggressive 2015 targets • Steve Newlin Appointed, Chairman, President and CEO • New leadership team appointed • Implementation of four pillar strategy • Focus on value based selling, investment in commercial resources and innovation to drive transformation • Volume driven, commodity producer • Heavily tied to cyclical end markets • Performance largely dependent on non- controlling joint ventures 2000-2005 2006 - 2009 2010 – 2013 2014 and beyond -150.00% -50.00% 50.00% 150.00% 250.00% 350.00% PolyOne S&P 500 Russell 2000 Dow Jones Chemical All time high of $38.38 March 7th, 2014 • 17 consecutive quarters of double digit EPS growth • 49% CAGR adjusted EPS expansion 2006-2013 • 2013 stock price increased 73% versus 30% growth in the S&P • More than seven fold increase in market cap: $0.5b $3.6b Strategy and Execution Drive Results Page 5 Appliance 4% Building & Construction 13% Wire & Cable 9% Electrical & Electronics 5% Consumer 10%Packaging 16% Industrial 12% HealthCare 11% Transportation 18% Misc. 2% United States 66% Europe 14% Canada 7% Asia 6% Latin America 7% PP&S Specialty 53% Distribution 27% 0.12 0.27 0.21 0.13 0.68 0.82 1.00 1.31 2.50 $0.00 $0.25 $0.50 $0.75 $1.00 $1.25 $1.50 $1.75 $2.00 $2.25 $2.50 2006 2007 2008 2009 2010 2011 2012 2013 2015 Target Ad ju st ed E ar ni ng s P er S ha re 2013 Revenues: $3.8 Billion End Markets 2013 Revenues: $3.8 Billion EPS Page 6 PolyOne At A Glance Old PolyOne Transformation *Operating Income excludes corporate charges and special items 2% 34% 43% 62% 65- 75% 0% 20% 40% 60% 80% 100% 2005 2008 2010 2013 2015 % o f O pe ra tin g In co m e* JV's Performance Products & Solutions Distribution Specialty Specialty OI $5M $46M $87M $195M Target Mix Shift Highlights Specialty Transformation 2015 Target Page 7 2006 2013 2015 “Where we were” “Where we are” Target 1) Operating Income % Specialty: Global Color, Additives & Inks 1.7% 12.2% 12 – 16% Global Specialty Engineered Materials 1.1% 9.3% 12 – 16% Designed Structures & Solutions -- 5.6% 8 – 10% Performance Products & Solutions 5.4% 7.2% 9 – 12% Distribution 2.6% 5.9% 6 – 7.5% 2) Specialty Platform % of Operating Income 6.0% 62% 65 – 75% 3) ROIC* (after-tax) 5.0% 9.1% 15% 4) Adjusted EPS Growth N/A 31% Double Digit Expansion Proof of Performance & 2015 Goals *ROIC is defined as TTM adjusted OI divided by the sum of average debt and equity over a 5 quarter period Page 8 Bridge To $2.50 Adjusted EPS By 2015 2015 EPS: $2.50 2013 EPS: $1.31 Mid single digit revenue CAGR Page 9 Mergers & Acquisitions Spartech accretion Incremental share buybacks Ongoing LSS Programs (50-100 bps/yr) Accelerated Innovation & Mix Improvement Innovation Drives Earnings Growth $20.3 $52.3 2006 2013 Research & Development Spending ($ millions) Specialty Platform Vitality Index Progression* *Percentage of Specialty Platform revenue from products introduced in last five years Page 10 14.3% 30.7% 2006 2013 Specialty Platform Gross Margin % 19.5% 43.0% 2006 2013 Healthcare Consumer Packaging and Additive Technology Transportation Page 11 Unique and Innovative Solutions that Help Customers Win https://www.dropbox.com/sh/dwe4t8aacvhb8ui/uD3p_bdglP/Presentation revise pics/GLS Beverage can closure XO 2.jpg https://www.dropbox.com/sh/dwe4t8aacvhb8ui/-YgkycKypw/Anti-Counterfeiting release & images/GN1979.JPG Net Debt / EBITDA* = 1.8x $48 $317 $600 $0 $100 $200 $300 $400 $500 $600 $700 $800 2015 2020 2023 Significant Debt Maturities As of December 31, 2013 ($ millions) Page 12 Coupon Rates: 7.500% 7.375% 5.250% Debt Maturities & Pension Funding – 12/31/13 *TTM 12/31/2013 ** includes US-qualified plans only 60% 100% 20% 30% 40% 50% 60% 70% 80% 90% 100% 2008 2013 Pension Funding** As of December 31, 2013 Free Cash Flow and Strong Balance Sheet Fund Investment •Targets that expand our: • Specialty offerings •End market presence •Geographic footprint •Operating Margin • Synergy opportunities •Adjacent material solutions •Expanding our sales, marketing, and technical capabilities • Investing in operational and LSS initiatives (including synergy capture) •Manufacturing alignment Organic Growth Share Repurchases Dividends Acquisitions Page 13 $0.16 $0.20 $0.24 $0.32 $0.00 $0.10 $0.20 $0.30 $0.40 2011 2012 2013 2014 Annual Dividend • Repurchased ~5 million shares in 2013 • 15 million shares are available for repurchase under the current authorization The New PolyOne: A Specialty Growth Company 2015 Target: $2.50 Adjusted EPS Why Invest In PolyOne?

道德热线 https://www.Avient.com/company/policies-and- governance/ethics-hotline 电话 1-877-228-5410 6 mailto:ethics.officer%40avient.com%20%20%20? 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, Brazil 电话：+55 11 4593 9200 欧洲 地区总部，卢森堡 Pommerloch 19 Route de Bastogne Pommerloch, Luxembourg, L-9638 电话：+352 269 050 35 传真：+352 269 050 45 http://www.avient.com 合规指南 政策概览 美国反垄断法律概览 违反反垄断法律 需关注的潜在反垄断方面 总结 举报可能的违规行为 Avient 道德热线 防止打击报复 反垄断清单 快速参考：反垄断需做事项和禁止事项

Letter to Shareholders March 27, 2025 Dear Shareholder: You are invited to attend and participate in the Avient Corporation 2025 Annual Meeting of Shareholders (the “Annual Meeting”), which will be held virtually via live webcast at 9:00 a.m. Please carefully review the proxy materials for the Annual Meeting, which will be held virtually via live webcast on Wednesday, May 14, 2025 at 9:00 a.m. Attendance and Participation Our Annual Meeting will be conducted on the internet via live webcast.