Microsoft PowerPoint - AVNT Q3 2022 Earnings Presentation AVIENT CORPORATION T H I R D Q U A R T E R 2 0 2 2 R E S U L T S (NYSE: AVNT) N O V E M B E R 2 , 2 0 2 2 D I S C L A I M E R Forward-Looking Statements Certain statements contained in or incorporated by reference into this presentation constitute “forward-looking statements” within the meaning of the Private Securities Litigation Reform Act of 1995. EBITDA Margins (1) • Focus on organic growth combined with transformative and bolt-on acquisitions • Divested commodity businesses tied to more cyclical end markets • Expanded presence in high growth areas of sustainable solutions, specialty healthcare applications, composites and more resilient end markets 5.4% 11.5% 16.1% 2006 2018 2022PF $142 $408 $585 2006 2018 2022PF 2006 figures exclude joint venture results 14 RETURNING CASH TO SHAREHOLDERS Growing Dividend 0.1 0.1 0.2 0.5 0.6 0.7 0.8 0.9 0.9 1.0 1.0 1.0 11 12 13 14 15 16 17 18 19 20 21 22 0.16 0.20 0.26 0.34 0.42 0.50 0.58 0.72 0.79 0.81 0.85 0.95 0.99 11 12 13 14 15 16 17 18 19 20 21 22 23 ~$1Bn REPURCHASED OVER LAST 11 YEARS ~$550MM PAID OVER LAST 11 YEARS Dividends Share Repurchases Cumulative Buybacks $ B n $ p e r sh a re $2.95 2022 PRO FORMA ADJUSTED EPS Earnings Growth Expanding Profitability $0.15 $1.09 $2.08 $2.67 $2.95 2009 2012 2015 2018 2022PF T H I R D Q U A R T E R 2 0 2 2 R E S U L T S $110 $119 2021 2022 $0.61 $0.59 2021 2022 Q3 2022 PERFORMANCE ( T O TA L C O M PA N Y C O N T. O P S ) 16 Sales Adjusted EBITDA $818 $823 2021 2022 + 1% Adjusted EPS + 8% - 3% (in millions) (in millions) (+ 9% excluding FX) (+ 18% excluding FX) (+ 5% excluding FX) Q3 EBITDA BRIDGE ( P R O F O R M A T O TA L C O M PA N Y ) 17 Price increases more than offset raw material and supply chain impacts $ millions CAI: Price / Mix 68 Inflation (44) SEM: Price / Mix 41 Inflation (26) Net Price Benefit 39 Wage and Energy Inflation (14) Clariant Color Integration Synergies 6 Incentives, Other Employee Costs 14 FX (11) Q3 2022 $137   Adjusted EBITDA Q3 2021 $ 142 Demand (39) Q3 2022 SEGMENT PERFORMANCE 18 CAI $587 $566 Sales ($ in millions) $93 $93 EBITDA SEM Pro Forma $326 $319 Sales $70 $62 EBITDA (+ 4% excluding FX) - 4% - 2% (+ 5% excluding FX) Flat (+ 7% excluding FX) - 11% (- 7% excluding FX) $500 $585 Cont.

COLORABILITY + SLIP RESISTANCE AVIENT SOLUTION VAC U U M C L E A N E R M A N U FAC T U R E R V A C U U M C L E A N E R W H E E L • Excellent slip resistance and wet grip • Easy processing • Easy coloring • Offered an easy processing TPE suitable for coloring with masterbatch to meet customer preference • Provided material solution ideal for meeting critical tire performance needs for slip resistance and grip during operation Versaflex™ D3226N KEY REQUIREMENTS WHY AVIENT?

TECHNICAL BULLETIN Characteristics Artisan™ Nylon Solution Painted Metal Painted Plastic Traditional Molded-in Color Impact Modified Nylon PA Ionomer Alloy Aesthetic Very Good Excellent Excellent Good Very Good Very Good Scratch Appearance Excellent Poor Poor Good Excellent Excellent Scratch & Mar Resistance Very Good Excellent Excellent Poor Very Good Excellent Color Customization Good Excellent Excellent Very Good Good Good Stress Whitening Excellent Fair Fair Poor Excellent Excellent Weatherability Good Excellent Excellent Very Good Good Very Good Temperature Performance Good Excellent Fair Fair Fair Good Corrosion Resistance Excellent Fair Excellent Excellent Excellent Excellent Processability One Step Multi Step Multi Step One Step One Step Complex One Step Total Production Cost $$$ $$$$$ $$$$ $$ $$$ $$$$ Order Quantity Restrictions Some Some Some None More More COMPARISON OF NYLON, METAL, AND PLASTIC Properties Test Method Artisan™ AR6000-0007 HI UV* Gloss Level** Gloss reading at 60 degrees 80-93 Molding Shrinkage – Across Flow ASTM D955 0.009 to 0.013 in/in Tensile Strength (Yield) ASTM D638 7300 psi Tensile Strength (Break) ASTM D638 5300 psi Tensile Elongation (Yield) ASTM D638 6.0% Flexural Modulus ASTM D790 270500 psi Flexural Strength (Yield) ASTM D790 9950 psi Notched Izod Impact ASTM D256 -4°F (-20°C) 5 ft-lb/in 73°F (23°C) 11 ft-lb/in Unnotched Izod Impact ASTM D256 -4°F (-20°C) 29 ft-lb/in 73°F (23°C) 30 ft-lb/in Color & Aesthetics*** Green, medium blue, dark blue, red, orange, white, gray, black Color customization available based on specific needs KEY PROPERTIES Features: high-gloss finish, UV stability, scratch resistance, chemical/corrosion resistance, cold temperature impact resistance, heat resistance * Reflects average of several colors, properties shift slightly depending on color ** Gloss level varies based on tooling temperature *** UV data available upon request Copyright © 2023, Avient Corporation.

Aquarius™ Fluorescent Yellow Concentrate Aquarius™ Red B Concentrate Aquarius™ Blue R Concentrate Aquarius™ Fluorescent Red Concentrate Aquarius™ Orange Concentrate Aquarius™ Blue G Concentrate Aquarius™ Fluorescent Pink Concentrate Aquarius™ Yellow R Concentrate Aquarius™ Violet Concentrate Aquarius™ Fluorescent Violet Concentrate Aquarius™ Yellow G Concentrate Aquarius™ Black Concentrate Color Chips: Printed results may vary based on production methods, such as ink film thickness, opacity, pigment selection and substrate.

AVIENT CORPORATION F I R S T Q U A R T E R 2 0 2 3 R E S U L T S (NYSE: AVNT) M A Y 3 , 2 0 2 3 D I S C L A I M E R Forward-Looking Statements Certain statements contained in or incorporated by reference into this presentation constitute “forward-looking statements” within the meaning of the Private Securities Litigation Reform Act of 1995. Avient Specialty Formulators Other Specialty / Chemical Companies 2023E(%) 32 79 87 83 81 76 73 90 79 77 76 73 69 60 22 A vi e n t K W R P P G F U L A V Y R P M F M C C E H X L A S H E C L H U N E M N S C L M U LT I P L E E X PA N S I O N Avient Specialty Formulators Other Specialty / Chemical Companies Source: Peer data per Bloomberg as of April 28, 2023 Note: Avient reflects 2023 adjusted EBITDA guidance of $530M and closing share price of $38.51. Avient 2011 and 2018 valuations reflect trailing 12 months EBITDA at December 31 of the respective years. 33 EV / 2023E EBITDA Historic Multiple 6.5 8.3 9.9 14.6 13.7 13.0 11.9 8.8 18.7 17.4 11.8 10.0 9.7 9.1 8.0 7.9 A vi e n t (2 0 1 1 ) A vi e n t (2 0 1 8 ) A vi e n t (2 0 2 3 ) K W R P P G R P M A V Y F U L E C L H X L F M C A S H S C L C E E M N H U N Reconciliation of Non-GAAP Financial Measures (Unaudited) (Dollars in millions, except for per share data) Senior management uses comparisons of adjusted net income from continuing operations attributable to Avient shareholders and diluted adjusted earnings per share (EPS) from continuing operations attributable to Avient shareholders, excluding special items, to assess performance and facilitate comparability of results.

Non-Halogen Polyamid: Bergamid™ FR

Premium Sporting Knife Manufacturer Relies on PolyOne’s Bergamid™ Nylon to Extend its Brand Message

B I O P H A R M AC E U T I C A L S U P P LY C O M PA N Y T U B I N G C L A M P • High impact and wear resistance • Low moisture uptake • Comparable dimensional stability to nylon • Eco-conscious alternative to PA66 and PA6 • Delivered a comparable alternative to nylons during supply shortages, resulting in rugged performance and a lower carbon footprint • Provided improved chemical resistance to nylon clamps to withstand repeated cleanings from harsh disinfectants • Offered a global manufacturing footprint to support future expansion of the end products to markets outside the Americas Trilliant™ HC 8910 Glass-Filled Polyketone Thermoplastics KEY REQUIREMENTS WHY AVIENT AVIENT SOLUTION DURABILITY + MATERIAL AVAILABILITY LEARN MORE Copyright © 2023, Avient Corporation.

C A R C O M P O N E N T M A N U FAC T U R E R A C O U S T I C A N D T H E R M A L M A N A G E M E N T S Y S T E M S • High rPET content without loss of tenacity • High volume production • Color options • Offered a chain extender that supports stable spinning and maintains fiber tenacity to help achieve targeted rPET content • Provided technical support for production scale-up • Proposed different color concentrates suitable for application and polymer grade Cesa™ Fiber Additives – chain extenders for recycled polyester (rPET) KEY REQUIREMENTS WHY AVIENT?

U-PVC WALL CEILING PRODUCER C O R R U G A T E D S H E E T • Achieved the beige color target with a uniform coloring process, ensuring a high- quality sheet appearance • Adjusted color strength in sheet production using online controls at the pump controller • Maintained a clean operation by eliminating powdery pigments in the workplace ColorMatrix Liquid Color Concentrates WHY AVIENT AVIENT SOLUTION PRODUCTIVITY + SAFETY LIQUID COLOR CONCENTRATES AND DOSING | AVIENTLEARN MORE • Reduces particulates from TiO2 bulk pigment use in the workplace • Color consistency and good surface finish • Maintain good mechanical properties and shore hardness of the extruded sheet • Compliance with heavy metal-free and RoHS regulations KEY REQUIREMENTS Copyright © 2025, Avient Corporation. https://www.avient.com/products/polymer-colorants/liquid-color-concentrates-and-dosing https://www.avient.com/products/polymer-colorants/liquid-color-concentrates-and-dosing https://www.avient.com/products/polymer-colorants/liquid-color-concentrates-and-dosing Slide 1: U-Pvc wall ceiling Producer