BLUE W/LM BROWN W/LM RED W/LM

BLACK C W/LIME SPECKS AZALEA W/PINK BLAZER W/BLUSH

BLACK W/WT LM TPU BLACK W/ LT LM 2 BLACK W/ LT LM

AQUA MINT BLUE W/ UV POEM PEARL YELLOW w/UV BEIGE TRANSL W/UV

MC-33926PP BRICK RED W/2YR UV MC-34215PE RED W/UV MC-34598PP CHINA RED W/UV

ELECTION OF BOARD OF DIRECTORS 20 PROXY STATEMENT 2022 | Annual Meeting of Shareholders Kim Ann Mink, Ph.D. 4) Based on 91,722,826 common shares outstanding as of March 1, 2022. All Other Stock Awards: Number of Shares of Stock or Units (RSUs) (column (h)) (4) Annual Grant of RSUs.

Processing Guide 3 Start Up & Shut Down Recommendations Purge Compound HDPE or HIPS Recycling Recycling Therma-Tech™ up to 20% is permissible. Land lengths of 0.50mm–0.90mm (0.020"–0.035") are typically recommended. 4. For circular parts, full perimeter venting is recommended. 4.

Mariana Langiewicza 50, 95- 050 Konstantynow, Poland Avient Corporation - Korachi, Sindh Pakistan Design and Manufacture of Colour and Additive Concentrates, 1-A/1, Sector-20 , 74900 Korachi, Pakistan Avient Corporation Design and Manufacture of colour and additive concentrates, thermoplastic resins and specialty compounds Hohenrhein 1 Lahnstein Rheinland- Pfalz 5612 Germany Avient Corporation Design & Manufacturing of Colour and Additive Concentrates. Jorge Bei Maluf, 2.165, Vila Theodoro Suzano SP 08686-000 Brazil Avient Corporation - Suzhou, China Design and Manufacture of Engineering Plastics and Plastic Alloys 77 Shenggang Street , 215024 Suzhou, Avient Corporation Design and Manufacture of Colorants and Additives for Plastics Gatot Subroto KM. 4 Jalan Kalisabi No. 1 Building 37 Tangerang Banten 15138 Indonesia Avient Corporation Design and Manufacture of Colorants and Additives for Plastics No. 30 Hsing Pang Road Tao Yuan -- - 330457 Taiwan Avient Corporation Design and Manufacture of Colorants and Additives for Plastics AV. Toluca 2000 Toluca Estado de México 50200 Mexico Page 4 of 5 Avient Corporation Design & Manufacture of Color, Additive Concentrate & Specialty Renaissance Industrial & Warehousing Complex, Unit No.

Revised: December 20, 2024 AVIENT CORPORATION Securities Trading Policy 1. Information should not be regarded as “public” until at least 24 hours after it has been published by a national news medium or has otherwise become available through an official news release or official announcement. 4. The potential penalties are severe and may include a jail term of up to 20 years, a fine of up to $5,000,000 and a civil penalty of up to three times the profit gained or loss avoided. 16.

POWER TOOL MANUFACTURER P I S T O N R I N G A N D C O N N E C T I N G R O D F O R P O W E R T O O L • Exceptional mechanical properties • Good wear and abrasion resistance • High purity and light weight • Worked directly with the manufacturer from design to molding to better understand and satisfy key requirements • Improved strength, stiffness and stability with one-stop technology service to best meet customer’s needs • Provided lightweighting solution to help customer achieve its sustainability goal Edgetek™ PK PEEK Formulation KEY REQUIREMENTS WHY AVIENT?