GREY ABS U-2265 Gravi-Tech GRV PP-030-IO black FD PP FR 8-6 LMS-1000

E-150 DK GREY G-3395 (A-TECH) PP FR 8-6 LMS-1000

GREY 3 TECH BLUE PP FR 8-6 LMS-1000

EXPANDED TECH GREY SLIP PP FR 8-6 LMS-1000

TECH GRAY Q716-1-3 UV GREY 560124 PP FR 8-6 LMS-1000

GREY 2350 PVC UV CHROMIUM TECH 968512 PP FR 8-6 LMS-1000

ENGINEERED POLYMER SOLUTIONS - FEATURES & CHARACTERISTICS Resin Nymax™ Formulations Characteristics Applications PA6 GF 600 A 14 Natural 14% Glass Reinforced Stocks, Frames, Receivers, Handguards, Forearms, Picatinny Rails, Grips PA6 GF 600 A 33 Natural 33% Glass Reinforced, Heat Stabilized PA6 NM6000-0026 HI BK 33% Glass Reinforced, Toughened PA6 GF 600 A 60 UV Black 60% Glass Reinforced, Heat Stabilized PA6 GF 600 A 33 Black 28 V 33% Glass Reinforced, Heat Stabilized, UV PA6 1010 A Black 13 Super Toughened, Heat Stabilized PA6 1010 A Natural Super Toughened, Heat Stabilized PA6 NM6000-0027 ST Black Super Toughened PA6 NM6000-00013 HS UV Black 50% GF, High Flow PA6 PA66 NM6600-0018 HI HS 14 Nat 14% Glass Reinforced, Toughened, Heat Stabilized PA66 GF 1200 A 33 HS Black 22 33% Glass Reinforced, Heat Stabilized PA66 GF 1200 A 33 HS Natural 33% Glass Reinforced, Heat Stabilized PA66 NM6600-0019 HI HS 33 Nat 33% Glass Reinforced, Toughened, Heat Stabilized PA66 NM6600-0020 HI HS 43 Nat 43% Glass Reinforced, Heat Stabilized PA66 1200 A L Natural Unreinforced PA66 1200 A ZIP 22 Natural Unreinforced PA66 NM6600-0021 ST Black Super Toughened PA66 NM 1200 MT HS Black Toughened, Heat Stabilized PA66 NM 1200 MT HS Natural Toughened, Heat Stabilized Specialty Products Color Characteristics Applications Edgetek™ ET6200-0031 Black Black 20% Glass Reinforced PA12 Stocks, Frames, Receivers, Handguards, Forearms, Picatinny Rails, Bolt Carriers, Grips Gravi-Tech™ X GT 33991-05A-01-3 Copper 3sg, PA6, Copper Gravi-Tech™ X GT-30197-001-P4 Gray 4sg, PA610, Tungston Gravi-Tech™ GT 6400-0001 GRV 5.0 Black 5sg, PA610, Tungston Thermoplastic Elastomers Durometer OM Substrate Color Characteristics Applications OnFlex™ AF 7210 25-90A PP Black/Natural General Purpose with UV Stabilizer Grips, Recoil Pads, Gun Straps Dynaflex™ G7900 30-90A PP Black/Natural General Purpose Versaflex™ XP 2850 50A PP Natural Wet Grip Technology Versaflex™ VDT 4202-40 40A PP Black/Natural Vibration Damping Versaflex™ VDT 5120-40 40A PA Black/Natural Vibration Damping Versaflex™ OM6059-9 60A PA Black High Flow Versaflex™ OM6258 60A PA Black/Natural Enhanced Bond

CHROMIUM TECH 968512/HIS GLS 360-135 GREY PP FR 8-6 LMS-1000

This new additive technology helps customers’ packaging products to comply with new titanium dioxide (TiO2) restrictions in Europe under the EU Waste Framework Directive 2008/98/EC.

Continue fostering our Great Place to Work® culture Strategic Objectives Long Term Growth Rates Growth Drivers $340 $455 $790 $1,120 $51 $84 $212 $650 $108 $113 $231 $230 $265 $358 $726 $730 8-12% 8-10% 8-10% 5% Sustainable Solutions Composites Healthcare Asia/Emerging Regions Profitable Growth Great Place to Work 5.4% 10.9% 2006 2014 2023E EBITDA Margins $0.14 $1.93 2006 2014 2023E TOP-TIER SUSTAINABILITY PERFORMANCE AND RECOGNITION Industry Sustainability Standards ESG Ratings Performance 1 3 5 5 87th 94th percentile Innovation is the lifeblood of a specialty company. GUIDANCE $800 $754 $128 $123 Sales Adjusted EBITDA $0.56 $0.57 13 • Demand impacted by destocking and cautious customer sentiment • Positive net price benefit: o CAI - Pricing flat and raw material deflation o SEM - Pricing flat with unfavorable mix related to healthcare, more than offset with raw material deflation • Cost reductions driven by Clariant synergies and reduced administrative costs Q3 EBITDA BRIDGE ($ millions) CAI: Price / Mix -) Deflation 22) SEM: Price / Mix (6) Deflation 13) Net Price Benefit 29) Cost Reductions 13) Wage Inflation (8) FX 1) Q3 2023 Actual $ 123) Adjusted EBITDA Q3 2022 Pro Forma $ 137) Demand (49) 14 2023 G U I DAN CE Q4 2023 GUIDANCE VS. PRIOR YEAR $790 $710 2022 2023 $107 $112 2022 2023 Sales Adjusted EBITDA $0.42 $0.47 2022 PF 2023 - 10% + 5% + 12% Sales Adjusted EBITDA Adjusted EPS 16 $112 $500 $0.47 Q4 AND FULL YEAR 2023 GUIDANCE $710 $3,130 Sales Adjusted EBITDA Adjusted EPS 17 (in millions) (in millions) Guidance: Free Cash Flow $180 $180 Prior Guidance Guidance FREE CASH FLOW & INCREASED DIVIDEND 13th Consecutive Dividend Increase 0.16 0.26 0.42 0.58 0.79 0.85 0.99 1.03 2011 2013 2015 2017 2019 2021 2023 2024 S U S TAI NABI L I T Y DAY RE CAP SUSTAINABILITY AS A GROWTH DRIVERLONG-TERM REVENUE GROWTH DRIVERS 60%+ Key Growth Drivers Sustainable Solutions Composites, Healthcare, Asia / LATAM Overlap Other (GDP Growth) Total Company Revenue Growth Drivers Long-Term Growth Rate Sustainable Solutions 8–12% Composites 8–10% Healthcare 8–10% Asia / LATAM 5% Other (GDP growth) 0–2% Avient 6% SUSTAINABILITY TRENDS DRIVE LONG-TERM GROWTH 8-12% Long Term Growth 50 90 2022 2030 Medical Plastics Market Size (in $Billions) 2020 2030 Recycled Plastics Virgin Plastics Growing Demand for Recycled Content Avient Sustainable Solutions 46 2023 2032 Global Offshore Annual Wind Installations (in Gigawatts) Sources: McKinsey, Bloomberg, Grand View Research SUSTAINABILITY TRENDS DRIVE LONG-TERM GROWTH 21 • Transformative acquisitions combined with divestitures of more cyclical businesses have improved margins over 400 bps since 2018 • 20% long-term margin goal to be driven by key growth drivers, with sustainable solutions playing a meaningful role 5.4% 11.5% 2006 2018 2023E Recovery Growth Drivers Strategic Objective 20%+ +1%+ +3%+ ADJUSTED EBITDA MARGIN EXPANSION 22 • 6% annualized long-term sales growth leveraging sustainable solutions, composites, healthcare, and emerging regions • Expand EBITDA margins to 20% • Deliver annual EBITDA and EPS growth of 10% and 15% • Maintain asset-light, 80% free cash flow conversion profile and be valued as a specialty formulator • Continue fostering our Great Place to Work® culture CREATING A WORLD-CLASS SUSTAINABLE ORGANIZATION 23 PEER COMPARISONS AVIENT IS ASSET LIGHT Capex / Revenue 2023E (%) Avient Specialty Other Specialty / Note: Avient reflects 2023 estimated revenue of $3,130 and estimated run-rate CAPEX of $110M. 26 3.5 1.8 2.7 3.0 3.4 3.7 2.8 3.7 4.6 5.0 6.9 7.0 8.6 11.1 Av ie nt PP PM FM C N C FREE CASH FLOW CONVERSION Note: Free cash flow conversion calculated as (Adjusted EBITDA – Capex) / Adjusted EBITDA.