Avient Stock Performance The following is a graph that compares the cumulative total shareholder returns for Avient’s common shares, the S&P 500 index and the S&P Mid Cap Chemicals index, with dividends assumed to be reinvested when received. The S&P Mid Cap Chemicals index includes a broad range of chemical manufacturers.

Leadership, EHS&S-PS, Facility Services, Design & Development, Information Technology, Sourcing, Logistics, Legal, and Human Resources 33587 Walker Road Avon Lake OH 44012 United States Avon Lake, OH (SEM) Design and Manufacture of Specialty Engineered Thermoplastics 554 Moore Road Avon Lake OH 44012 United States Kornkamp 50 Ahrensburg Schleswig- Holstein 22926 Germany Avient Corporation - Albany Design and Manufacture of Colorants and Additives for Plastics 4 Rothwell Ave, PO Box 300-009 Auckland 0632 New Zealand Avon Lake Color Design and Manufacture of Specialty Engineered Thermoplastics 33587 Walker Road, Building 416 Avon Lake OH 44012 United States Avient Corporation Design and Manufacture of Specialty Engineered Thermoplastics Pol. Industrial Valle del Cinca S/N Apartado , E-22300 Barbastro, Spain Avient Corporation Design and Manufacture of Colorants and Compounds for Fluoropolymer and High Temperature Polymers. 19 Francis J Clark Circle Bethel CT 06801 United States Avient Corporation Design and Manufacture of Colorants and Additives for Plastics 03 Street 02, VSIP 820000 Thuận An Binh Duong Vietnam Avient Corporation Design and Manufacture of Colorants and Additives for Plastics Lot 1232, MK. 15, Kawasan Industri, Kecil & Sederhana Butterworth Penang 14120 Malaysia Avient Corporation Design and Manufacture of Colorants and Additives for Plastics Autopista Medellín Km 2.5, Via Parcelas Km 1, Vereda Siberia , 250017 Cota, Colombia Ihsan Dede Cad. , 41448 Gebze, Türkiye Avient Corporation Design and Manufacture of Colorants and Additives for Plastics 2#, Nanyunsan Rd, Huangpu District, Science City, Guangzhou Hi-Tech Industrial Development Zone , 510663 Guangzhou, Avient Corporation Design and Manufacture of Colorants and Additives for Plastics Avenida 34-11, Zona 12 Complejo Parque Gobal , 01012 Guatemala City, Guatemala Avient Corporation Design and Manufacture of Specialty Engineered Thermoplastics Orhangazi Mah. 1683 Sok.

34550 EPIC RIVAL SPORT VICTORY ORANGE 32550 EPIC RIVAL SPORT VICTORY TN ORANGE 30550 EPIC RIVAL SPORT VICTORY TX ORANGE

2515LBFF APR EPIC TOP SCORE BRT ORANGE 2517LBFF APR EPIC TOP SCORE TEXAS ORANGE 380RX EPIC RIO MIX BLAZE ORANGE

XRU-2944 KYNAR2850 CC ORANGE FOR DIL KYNAR460 CC DBL ORANGE TPU TRANS ORANGE 144C

LIQUID COLOR ORANGE BONAFONT 487-30285-1 LIQUID COLOR ORANGE PASA 487-368-1 LIQUID COLOR ORANGE WQC-OR1176-1R

REINFORCED THERMOPLASTIC PIPE F O R O I L + G A S • Reinforcement for HDPE pipe to meet the performance of traditional steel pipe for oil and gas applications • Temperature performance up to 65˚C with operating pressure up to 1500 psi • Spoolable, lightweight material to simplify transport and installation • Provided material compatibility with HDPE and added reinforcement to meet burst strength requirements • Customized tape thickness to meet specific processing needs • Ensured supply chain reliability with fast delivery and quality control in North America • Flexible, reinforced plastic solution enabled spoolable pipe and reduced weight Polystrand™ Continuous Glass Fiber Reinforced Polyethylene Tape KEY REQUIREMENTS WHY AVIENT?

AUTOMOTIVE OEM H E A T S H I E L D C O M P O N E N T F O R L E D H E A D L A M P • The material needed to solve a hot spot issue • A PA based grade • High thermal conductivity - 20 W/mK • Electrically conductive • Improved the parts long-term outdoor performance • Improved processability compared to high temperature plastics, reducing tooling costs • Reduced part weight by 37% than the previous metal part, providing the customer with a more economical solution Customized PA based grade KEY REQUIREMENTS WHY AVIENT?

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?

MAJOR W&C PRODUCER L O W - V O L T A G E W I R E J A C K E T & I N S U L A T I O N • Flame retardance • Heat resistance up to 125°C • Long term insulation resistance (LTIR) • Cold temperature resistance • Offered singular formulation capable of meeting UL-44, UL-4703, UL-1277 and CSA 22.2 listing specifications • Delivered economical solution suitable for multiple end-use commercial and residential applications • Provided on-site technical support to optimize production quality and speed Syncure™ XLPE Cross-linkable Polyethylene Formulations KEY REQUIREMENTS WHY AVIENT?