Improved Thermal Stability & Reduced Yellowing Based on APR Critical Guidance Test Data 3mm Plaque Actual APR Tolerance L* 91 >82 da* -0.61 >-3 db* -0.38 1.5 Sample Delta L* Delta b* Reference -7.5 11.3 Reference + RHC -5.6 8.6 INCREASED rPET CONTENT & IMPROVED QUALITY SmartHeat RHC is APR accredited for both Critical Guidance and Bottle-to-Bottle, and is EPBP approved. IMPROVED BOTTLE QUALITY +2% in neck weight +3% in body weight -12% in base weight 8.5g 0.5L bottle, 60% rPET Polymer Weight Distribution Based on commercially produced water bottles, 51,000bph Mechanical Strength Increasing SmartHeat RHC Concentration Based on PTI 14.4g 0.5L water bottles, Instron testing To p Lo ad (l bs ) 14 15 16 17 8 9 10 11 0 20 40 60 80 100 0 50 100 150 200 250 300 350 400 450 Burst Pressure Increasing SmartHeat RHC Concentration Based on 8.5g, 0.5L commercially produced water bottles B ur st P re ss ur e (B ar ) 14 15 16 17 8 9 10 11 0 20 40 60 80 100 0 50 100 150 200 250 300 350 400 450 REDUCED CO2 EMISSIONS Increasing SmartHeat RHC Concentration Based on a commercial process producing 8.5g 0.5L water bottles as 51,000bph 25% reduction in energy consumed during the bottle blowing process En er gy k W Reduce Energy Consumption SmartHeat RHC increases the heat-up rate for preforms, enabling energy reductions for the heating lamps used during the bottle blowing process.

& Canada EMEA Asia Latin America 64% 36% Specialty Engineered Materials Color Additives and Inks 41% 36% 18% 5% 7% 7% 23% 19% 9% 16% 10% 5% 4% Defense Healthcare Packaging Consumer Building & Construction Industrial Transportation Energy Telecom Geography Segment Industry 4 C R EAT I N G A WO R L D- C L A SS S US TA I NA B L E ORG A N I ZAT I ON 1. 6% annualized long term sales growth leveraging sustainable solutions, composites, healthcare and emerging regions 2. Continue fostering our Great Place to Work® culture Strategic ObjectivesStrategic Objectives Long Term Growth Rates Growth DriversGrowth Drivers $340 $455 $790 $1,135 2016 2018 2020 2023 $51 $84 $212 $645 2016 2018 2020 2023 $108 $113 $231 $230 2016 2018 2020 2023 $265 $358 $726 $725 2016 2018 2020 2023 8-12% 8-10% 8-10% 5% Sustainable Solutions Composites Healthcare Asia/Emerging Regions Profitable GrowthProfitable Growth Great Place to WorkGreat Place to Work 5.4% 10.9% 16.0% 2006 2014 2023 EBITDA Margins $0.14 $1.93 $2.36 2006 2014 2023 Adjusted EPS TO P- T IE R S US TA I NA B I L I TY PE R F OR MA N C E A N D R EC O G NI T I ON Industry Sustainability Standards ESG Ratings Performance 1 2 4 87th 94th percentile 5 Avient CDP Score: A- M AY 7 , 2 0 2 4 W E B C A S T P R E S E N TA T I O N 7 REGIONAL DEMAND TREND S-TOTA L COMPA NY Q 1 S A L E S V S P Y ( E X C L U D I N G F X ) 7 US & Canada Latin America EMEA Asia +2% -6% Flat +2% Avient ex. Q1 2023 ( T O TA L C O M PA N Y ) $846 $829 Q1 23 Q1 24 $134 $143 Q1 23 Q1 24 17.3% Sales Adjusted EBITDA (in millions) $0.63 $0.76 Q1 23 Q1 24 Adjusted EPS (in millions) + 7% + 21% Sales Adjusted EBITDA Adjusted EPS 9 - 2% 15.8% +150 bps * * * Adjusted EBITDA Margin % Q1 2024 SEGMENT PERFORMANCE ( C O L O R , A D D I T I V E S & I N K S ) $537 $515 Q1 23 Q1 24 $91 $97 Q1 23 Q1 24 18.8% Sales Adjusted EBITDA (in millions) (in millions) + 7% Sales Adjusted EBITDA 10 - 4% 17.0% +180 bps * * * Adjusted EBITDA Margin % • Year over year demand continues to improve for the segment but slowly due to continued weakness in Europe • Raw material deflation & cost reduction actions primary drivers of adjusted EBITDA growth and margin expansion of +180 bps vs Q1 2023 Q1 2024 SEGMENT PERFORMANCE ( S P E C I A LT Y E N G I N E E R E D M AT E R I A L S ) $310 $314 Q1 23 Q1 24 $64 $73 Q1 23 Q1 24 23.2% Sales Adjusted EBITDA (in millions) (in millions) + 14% Sales Adjusted EBITDA 11 + 1% 20.8% +240 bps * * * Adjusted EBITDA Margin % • Sales growth in defense end market offset by weaker demand in telecommunications end market • Raw material deflation and favorable mix impact from defense sales primary drivers of adjusted EBITDA growth and margin expansion of +240 bps vs Q1 2023 Q1 EBITDA BRIDGE ( T O TA L C O M PA N Y ) 12 $ millions CAI: Price / Mix (1) Deflation 16 SEM: Price / Mix 4 Deflation 7 Net Price Benefit 26 Wage/Other Inflation (9) FX (2) Q1 2024 $143 Adjusted EBITDA Q1 2023 $ 134 Demand (6) • Positive net price benefit: o Favorable raw material deflation in both segments • Wage and other inflation more than offset cost reductions/synergies 2 0 2 4 G U I D A N C E FY 20 24 GUIDA NC E Original Revised Adjusted EBITDA $505 to $535 million $510 to $535 million Adjusted EPS $2.40 to $2.65 $2.50 to $2.65 Interest Expense $105 to $110 million $105 million Adjusted Effective Tax Rate 23% to 25% 23% to 25% Capital Expenditures ~$140 million ~$140 million 14 Q2 2024: Adjusted EPS of $0.71 C E O “ T O P O F M I N D ” F O C U S A R E A S AREAS OF FOCUS 16 +7% Drive Profitable Organic Top-Line Growth with Margin Expansion Amplify Innovation Build Leadership & Talent Pipeline A P P E N D I X 19 Performance Additives 15% Pigments 13% TiO2 9% Dyestuffs 2% Polyethylene 10%Nylon 5% Polypropylene 4% Styrenic Block Copolymer 4% Other Raw Materials 38% ~40% hydrocarbon based (Grey shaded materials are hydrocarbon based, includes portion of “Other Raw Materials”) Non-hydrocarbon based materials RA W MATERI AL BA SKET SEGMENT DATA U.S. & Canada 41% EMEA 36% Asia 18% Latin America 5% 2023 SEGMENT, END MARKET AND GEOGRAPHY GEOGRAPHY REVENUESEGMENT FINANCIALS Consumer 19% Packaging 23%Industrial 16% Building and Construction 9% Telecommunications 4% Energy 5% Defense 7% END MARKET REVENUE $2,007M $358M $1,138M $224M Sales EBITDA Specialty Engineered Materials Color Additives and Inks $502M$3,143M (1) Transportation 10% Healthcare 7% 21 (1) Total company sales and adjusted EBITDA of $3,143M and $502M, respectively, include intercompany sales eliminations and corporate costs 2 0 2 3 R E V E N U E | $ 2 . 0 B I L L I O N US & Canada 34% EMEA 37% Asia 21% Latin America 8% END MARKET REGION 22 Packaging 34% Consumer 21% Healthcare 8% Industrial 15% Transportation 9% Building & Construction 10% Telecommunications 1% Energy 2% COLOR , AD DI TI VES & INKS 2 0 2 3 R E V E N U E | $ 1 . 1 B I L L I O N US & Canada 52% EMEA 35% Asia 13% 23 Packaging 5% Consumer 16% Healthcare 6%Industrial 16% Transportation 12% Telecommunications 9% Energy 10% Defense 18% Building & Construction 8% END MARKET REGION SPEC IA LTY ENGI NEER ED MATERI ALS Packaging 32% Consumer 26% Healthcare 9% Industrial 13% Building & Construction 6% Telecommunications 2% Energy 2% Defense 1% Asia (18% of sales) Transportation 9% 2 0 2 3 AV I E N T R E G I O N A L S A L E S Packaging 25% Consumer 13% Healthcare 5% Industrial 18% Building & Construction 9% Energy 5% Defense 8% EMEA (36% of sales)Transportation 13% Packaging 13% Consumer 22% Healthcare 10% Industrial 16% Building & Construction 12% Energy 6% Defense 8% US & Canada (41% of sales) Transportation 9% Packaging 59% Consumer 22% Healthcare 2% Industrial 8% Building & Construction 4% LATAM (5% of sales) Transportation 5% Telecommunications 4% Telecommunications 4% 24 B Y E N D M A R K E T 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.

Microsoft PowerPoint - Avient Discontinued Operations Financial Information AVIENT CORPORATION R E C A S T F I N A N C I A L I N F O R M A T I O N T O R E F L E C T D I S T R I B U T I O N A S A D I S C O N T I N U E D O P E R A T I O N (NYSE: AVNT) S E P T E M B E R 2 7 , 2 0 2 2 TAB LE OF CONTENTS Avient Corporation 2 Slide 3 - GAAP Income Statement Recast for Avient Distribution as a Discontinued Operation Reflects US GAAP (GAAP) Income Statements recast for Avient Distribution as a discontinued operation. G A A P I N C O M E S T A T E M E N T R E C A S T F O R A V I E N T D I S T R I B U T I O N A S A D I S C O N T I N U E D O P E R A T I O N Avient Corporation 3 (In millions, except per share data) Q1 2021 Q2 2021 Q3 2021 Q4 2021 2021 YTD Q1 2022 Q2 2022 YTD 2022 Sales 826.0$ 864.5$ 818.0$ 807.1$ 3,315.6$ 892.2$ 891.0$ 1,783.2$ Cost of sales 562.9 615.9 602.4 590.5 2,371.7 637.8 630.1 1,267.9 Gross margin 263.1 248.6 215.6 216.6 943.9 254.4 260.9 515.3 Selling and administrative 168.7 166.2 162.8 166.4 664.1 152.2 160.8 313.0 Operating income 94.4 82.4 52.8 50.2 279.8 102.2 100.1 202.3 Interest expense, net (19.3) (19.5) (19.0) (17.5) (75.3) (16.9) (16.2) (33.1) Other income (expense), net 1.6 1.1 1.6 (5.3) (1.0) (0.6) 1.6 1.0 Income before income taxes 76.7 64.0 35.4 27.4 203.5 84.7 85.5 170.2 Income tax (expense) benefit (16.3) (13.8) (2.0) (16.2) (48.3) (20.0) (22.7) (42.7) Net income from continuing operations 60.4 50.2 33.4 11.2 155.2 64.7 62.8 127.5 Net income from discontinued operations, net of income taxes 19.3 19.2 19.2 17.7 75.4 19.8 21.9 41.7 Net income 79.7 69.4 52.6 28.9 230.6 84.5 84.7 169.2 Net (income) loss attributable to noncontrolling interests (0.4) (0.6) 0.3 0.9 0.2 (0.3) - (0.3) Net income attributable to Avient common shareholders 79.3$ 68.8$ 52.9$ 29.8$ 230.8$ 84.2$ 84.7$ 168.9$ Earnings per share attributable to Avient common shareholders - Basic Continuing operations 0.66$ 0.54$ 0.37$ 0.13$ 1.70$ 0.70$ 0.69$ 1.39$ Discontinued operations 0.21$ 0.21$ 0.21$ 0.20$ 0.83$ 0.22$ 0.24$ 0.46$ Total 0.87$ 0.75$ 0.58$ 0.33$ 2.53$ 0.92$ 0.93$ 1.85$ Earnings per share attributable to Avient common shareholders - Diluted Continuing operations 0.65$ 0.54$ 0.37$ 0.13$ 1.69$ 0.70$ 0.68$ 1.38$ Discontinued operations 0.21$ 0.20$ 0.20$ 0.19$ 0.82$ 0.21$ 0.24$ 0.45$ Total 0.86$ 0.74$ 0.57$ 0.32$ 2.51$ 0.91$ 0.92$ 1.83$ A D J U S T E D F I N A N C I A L I N F O R M A T I O N R E C A S T F O R A V I E N T D I S T R I B U T I O N A S A D I S C O N T I N U E D O P E R A T I O N Avient Corporation 4 (In millions, except per share data) Q1 2021 Q2 2021 Q3 2021 Q4 2021 2021 YTD Q1 2022 Q2 2022 YTD 2022 Sales 826.0$ 864.5$ 818.0$ 807.1$ 3,315.6$ 892.2$ 891.0$ 1,783.2$ Cost of sales 565.1 603.3 585.1 584.6 2,338.1 632.0 632.1 1,264.1 Gross margin 260.9 261.2 232.9 222.5 977.5 260.2 258.9 519.1 Selling and administrative 164.1 164.6 160.1 161.1 649.9 151.3 157.0 308.3 Operating income 96.8 96.6 72.8 61.4 327.6 108.9 101.9 210.8 Interest expense, net (19.3) (19.5) (19.0) (17.5) (75.3) (16.9) (16.2) (33.1) Other income (expense), net 1.6 1.1 1.5 4.1 8.3 (0.7) 0.7 0.0 Income before income taxes 79.1 78.2 55.3 48.0 260.6 91.3 86.4 177.7 Income tax expense (16.1) (16.3) (10.2) (12.8) (55.4) (20.2) (20.4) (40.6) Net income from continuing operations 63.0 61.9 45.1 35.2 205.2 71.1 66.0 137.1 Net (income) loss attributable to noncontrolling interests (0.4) (0.6) 0.3 0.9 0.2 (0.3) - (0.3) Adjusted Net income attributable to Avient common shareholders - continuing operations 62.6$ 61.3$ 45.4$ 36.1$ 205.4$ 70.8$ 66.0$ 136.8$ Adjusted earnings per share attributable to Avient common shareholders - Diluted 0.68$ 0.66$ 0.49$ 0.39$ 2.23$ 0.77$ 0.72$ 1.48$ Weighted average diluted Shares 92.2 92.4 92.2 92.4 92.1 92.3 92.1 92.2 S E G M E N T D A T A R E C A S T F O R A V I E N T D I S T R I B U T I O N A S A D I S C O N T I N U E D O P E R A T I O N Avient Corporation 5 (In millions) Q1 2021 Q2 2021 Q3 2021 Q4 2021 2021 YTD Q1 2022 Q2 2022 2022 YTD Sales: Color, Additives and Inks 609.3$ 624.4$ 586.6$ 581.3$ 2,401.6$ 649.5$ 649.1$ 1,298.6$ Specialty Engineered Materials 214.7 238.9 231.7 226.3 911.6 243.1 242.3 485.4 Corporate and Eliminations 2.0 1.2 (0.3) (0.5) 2.4 (0.4) (0.4) (0.8) Sales 826.0 864.5 818.0 807.1 3,315.6 892.2 891.0 1,783.2 Gross Margin: Color, Additives and Inks 197.5$ 193.4$ 172.1$ 164.5$ 727.5$ 192.1$ 193.4$ 385.5$ Specialty Engineered Materials 63.1 68.1 61.4 58.3 250.9 68.4 66.0 134.4 Corporate and Eliminations 2.5 (12.9) (17.9) (6.2) (34.5) (6.1) 1.5 (4.6) Gross Margin 263.1 248.6 215.6 216.6 943.9 254.4 260.9 515.3 Se lling and Administrative Expense : Color, Additives and Inks 108.7$ 107.1$ 105.3$ 103.3$ 424.4$ 97.6$ 99.8$ 197.4$ Specialty Engineered Materials 30.5 32.3 31.4 31.2 125.4 30.1 30.8 60.9 Corporate and Eliminations 29.5 26.8 26.1 31.9 114.3 24.5 30.2 54.7 Selling and Administrative Expense 168.7 166.2 162.8 166.4 664.1 152.2 160.8 313.0 Operating Income: Color, Additives and Inks 88.8$ 86.3$ 66.8$ 61.2$ 303.1$ 94.5$ 93.6$ 188.1$ Specialty Engineered Materials 32.6 35.8 30.0 27.1 125.5 38.3 35.2 73.5 Corporate and Eliminations (27.0) (39.7) (44.0) (38.1) (148.8) (30.6) (28.7) (59.3) Operating Income 94.4 82.4 52.8 50.2 279.8 102.2 100.1 202.3 Earnings Be fore Interest, Taxes, Depreciation and Amortization (EBITDA): Color, Additives and Inks 116.2$ 111.6$ 93.4$ 87.6$ 408.8$ 120.5$ 119.5$ 240.0$ Specialty Engineered Materials 40.4 43.9 37.9 35.1 157.3 46.1 42.9 89.0 Corporate and Eliminations (25.3) (39.5) (41.9) (34.6) (141.3) (26.8) (26.0) (52.8) Other income (expense) 1.6 1.1 1.6 (5.3) (1.0) (0.6) 1.6 1.0 EBITDA 132.9 117.1 91.0 82.8 423.8 139.2 138.0 277.2 N O N - G A A P R E C O N C I L I A T I O N S F O R R E C A S T H I S T O R I C A L R E S U L T S Avient Corporation 6 (In millions, except per share data) Avie nt Special Items Adjuste d Avient Avient Special Items Adjusted Avient Avient Special Items Adjusted Avient Avient Special Items Adjusted Avient Avient Special Items Adjusted Avie nt Sales $ 826.0 $ - $ 826.0 $ 864.5 $ - $ 864.5 $ 818.0 $ - $ 818.0 $ 807.1 $ - $ 807.1 $ 3,315.6 $ - $ 3,315.6 Gross margin 263.1 (2.2) 260.9 248.6 12.6 261.2 215.6 17.3 232.9 216.6 5.9 222.5 943.9 33.6 977.5 Selling and administrative expense 168.7 (4.6) 164.1 166.2 (1.6) 164.6 162.8 (2.7) 160.1 166.4 (5.3) 161.1 664.1 (14.2) 649.9 Operating income 94.4 2.4 96.8 82.4 14.2 96.6 52.8 20.0 72.8 50.2 11.2 61.4 279.8 47.8 327.6 Interest expense, net (19.3) - (19.3) (19.5) - (19.5) (19.0) - (19.0) (17.5) - (17.5) (75.3) - (75.3) Other income (expense), net 1.6 - 1.6 1.1 - 1.1 1.6 (0.1) 1.5 (5.3) 9.4 4.1 (1.0) 9.3 8.3 Income taxes (16.3) 0.2 (16.1) (13.8) (2.5) (16.3) (2.0) (8.2) (10.2) (16.2) 3.4 (12.8) (48.3) (7.1) (55.4) Net income (loss) attributable to noncontrolling interests (0.4) - (0.4) (0.6) - (0.6) 0.3 - 0.3 0.9 - 0.9 0.2 - 0.2 Net income from continuing operations attributable to Avient shareholders $ 60.0 $ 2.6 $ 62.6 $ 49.6 $ 11.7 $ 61.3 $ 33.7 $ 11.7 $ 45.4 $ 12.1 $ 24.0 $ 36.1 $ 155.4 $ 50.0 $ 205.4 Net income / EPS $ 0.65 0.03 $ 0.68 $ 0.54 0.13 $ 0.66 $ 0.37 0.13 $ 0.49 $ 0.13 $ 0.26 $ 0.39 $ 1.69 0.54 $ 2.23 Weighted-average diluted shares 92.2 92.2 92.2 92.4 92.4 92.4 92.2 92.2 92.2 92.4 92.4 92.4 92.1 92.1 92.1 Three Months Ended December 31, 2021 Year Ended December 31, 2021 Three Months Ended March 31, 2021 Three Months Ended June 30, 2021 Three Months Ended September 30, 2021 N O N - G A A P R E C O N C I L I A T I O N S F O R R E C A S T H I S T O R I C A L R E S U L T S Avient Corporation 7 (In millions, except per share data) Avient Special Items Adjusted Avient Avient Special Items Adjusted Avient Avient Special Items Adjusted Avient Sales $ 892.2 $ - $ 892.2 $ 891.0 $ - $ 891.0 $ 1,783.2 $ - $ 1,783.2 Gross margin 254.4 5.8 260.2 260.9 (2.0) 258.9 515.3 3.8 519.1 Selling and administrative expense 152.2 (0.9) 151.3 160.8 (3.8) 157.0 313.0 (4.7) 308.3 Operating income 102.2 6.7 108.9 100.1 1.8 101.9 202.3 8.5 210.8 Interest expense, net (16.9) - (16.9) (16.2) - (16.2) (33.1) - (33.1) Other (expense) income, net (0.6) (0.1) (0.7) 1.6 (0.9) 0.7 1.0 (1.0) 0.0 Income taxes (20.0) (0.2) (20.2) (22.7) 2.3 (20.4) (42.7) 2.1 (40.6) Net income attributable to noncontrolling interests (0.3) - (0.3) - - - (0.3) - (0.3) Net income from continuing operations attributable to Avient shareholders $ 64.4 $ 6.4 $ 70.8 $ 62.8 $ 3.2 $ 66.0 $ 127.2 $ 9.6 $ 136.8 Net income / EPS $ 0.70 0.07 $ 0.77 $ 0.68 0.03 $ 0.72 $ 1.38 0.10 1.48 Weighted-average diluted shares 92.3 92.3 92.3 92.1 92.1 92.1 92.2 92.2 92.2 Three Months Ended March 31, 2022 Three Months Ended June 30, 2022 Six Months Ended June 30, 2022 N O N - G A A P R E C O N C I L I A T I O N S F O R R E C A S T A D J U S T E D E B I T D A Avient Corporation 8 (In millions) EBITDA Reconciliation Q1 2021 Q2 2021 Q3 2021 Q4 2021 YTD 2021 Q1 2022 Q2 2022 YTD 2022 Net income from continuing operations – GAAP 60.4$ 50.2$ 33.4$ 11.2$ 155.2$ 64.7$ 62.8$ 127.5$ Income tax expense 16.3 13.8 2.0 16.2 48.3 20.0 22.7 42.7 Interest expense, net 19.3 19.5 19.0 17.5 75.3 16.9 16.2 33.1 Depreciation and amortization from continuing operations 36.9 33.6 36.6 37.9 145.0 37.6 36.3 73.9 EBITDA 132.9 117.1 91.0 82.8 423.8 139.2 138.0 277.2 Special items, before tax 2.4 14.2 19.9 20.6 57.1 6.6 0.9 7.5 Depreciation and amortization included in special items (0.6) 1.4 (0.9) (1.6) (1.7) (2.1) (1.1) (3.2) Adjusted EBITDA 134.7$ 132.7$ 110.0$ 101.8$ 479.2$ 143.7$ 137.8$ 281.5$ S U M M A R Y O F S P E C I A L I T E M S Avient Corporation 9 (In millions) Q1 2021 Q2 2021 Q3 2021 Q4 2021 2021 YTD Q1 2022 Q2 2022 2022 YTD Cost of sales: Restructuring costs, including accelerated depreciation (1.8)$ (1.5)$ (5.3)$ (6.0)$ (14.6)$ (4.4)$ (2.6)$ (7.0)$ Environmental remediation costs (0.5) (12.5) (9.4) (0.5) (22.9) (2.0) (3.0) (5.0) Reimbursement of previously incurred environmental costs 4.5 - - - 4.5 0.6 7.6 8.2 Acquisition related adjustments - 1.4 (2.6) 0.6 (0.6) - - - Impact on cost of sales 2.2 (12.6) (17.3) (5.9) (33.6) (5.8) 2.0 (3.8) Selling and administrative expense: Restructuring, legal and other (1.3) (1.4) - (4.2) (6.9) 2.0 (1.7) 0.3 Acquisition/divestiture related costs (3.3) (0.2) (2.7) (1.1) (7.3) (2.9) (2.1) (5.0) Impact on selling and administrative expense (4.6) (1.6) (2.7) (5.3) (14.2) (0.9) (3.8) (4.7) Impact on operating income (2.4) (14.2) (20.0) (11.2) (47.8) (6.7) (1.8) (8.5) Other income, net - - 0.1 (9.4) (9.3) 0.1 0.9 1.0 Impact on income before income taxes (2.4) (14.2) (19.9) (20.6) (57.1) (6.6) (0.9) (7.5) Income tax benefit on above special items 0.9 3.4 4.6 4.1 13.0 1.7 0.2 1.9 Tax adjustments (1.1) (0.9) 3.6 (7.5) (5.9) (1.5) (2.5) (4.0) Impact of special items on net income (2.6)$ (11.7)$ (11.7)$ (24.0)$ (50.0)$ (6.4)$ (3.2)$ (9.6)$

TIER 1 SUPPLIER S E A T B U C K L E S Y S T E M • Rapid development of 3 colors for global OEM platform, for 3 materials (POM, SAN, PP) • Help Tier 1 transition from printing to laser marking of buckles • Develop formulation that offers laser marking solution plus color • Quick reaction to develop three colors for this global vehicle launch • Smartbatch™ color + laser marking formulation met requirements for critical safety components Smartbatch™ Combination Colorants & Additives KEY REQUIREMENTS WHY AVIENT?

as well, but what further differentiates us, is that in 2020 our EPS also grew 11% vs. 2019. You are advised to consult any further disclosures we make on related subjects in our reports on Form 10-Q, 8-K and 10-K that we provide to the

Microsoft PowerPoint - AVNT Q4 2022 Earnings Presentation AVIENT CORPORATION F O U R T H Q U A R T E R 2 0 2 2 R E S U L T S A N D 2 0 2 3 F I N A N C I A L G U I D A N C E (NYSE: AVNT) F E B R U A R Y 1 5 , 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. EPS (1) $0.14 $2.67 $3.04 2006 2018 2022PF TO P- TI E R S U S TA I N A B I L I T Y P E R F O R M A NC E A N D R E C O G N I T I O N Industry Sustainability Standards 90th percentile 84th ESG Ratings Performance 3 1 4 10 PEOPL E C U L T U R E I S E V E R Y T H I N G Community Service 7x Safer than Industry Average World-Class Safety Leadership Development Over $17 million raised since 2010 Diversity & Inclusion 11 2 0 2 2 R E S U L T S Q4 EBITDA BRIDGE ( P R O F O R M A T O TA L C O M PA N Y ) 13 $ millions CAI: Price / Mix 42 Inflation (20) SEM: Price / Mix 14 Inflation (10) Net Price Benefit 26 Wage and Energy Inflation (13) Clariant Color Integration Synergies 4 Incentives, Other Employee Costs 21 FX (10) Q4 2022 $107 Adjusted EBITDA Q4 2021 $ 132 Demand (50) Russia Import Sales (3) • Demand contraction especially prevalent in EMEA and Asia • Pricing continues to cover inflation of raw materials, wages and energy P ROV E N T R AC K R E C O R D O F S T RO N G A N D I M P ROV I N G F R E E C A S H F LOW G E N E R AT I O N 14 • Periods of economic weakness have driven higher levels of cash generation due to working capital management • Anticipate continued strong free cash flow generation and conversion despite global uncertainty 78% 78% 80% 80% 81% 78% 84% 83% 80% 0% 10% 20% 30% 40% 50% 60% 70% 80% 90% 2014 2015 2016 2017 2018 2019 2020 2021 2022 0 50 100 150 200 250 300 350 400 F re e C a s h F lo w C o n v e rs io n F re e C a s h F lo w FCF $ AVNT FCF Conversion % S&P FCF Conversion % Note: Free cash flow conversion calculated as (Adjusted EBITDA – Capex) / Adjusted EBITDA. 2020 is pro forma for Clariant Color and 2022 is pro forma for Avient Protective Materials Avient 2011 and 2018 valuations reflect trailing 12 months EBITDA at December 31 of the respective years. 29 EV / 2023E EBITDA Historic Multiple 6.5 8.3 10.0 15.6 13.9 13.7 12.8 9.5 18.0 17.5 12.3 10.2 9.7 8.8 8.4 5.9 A vi e n t (2 0 1 1 ) A vi e n t (2 0 1 8 ) A vi e n t K W R P P G R P M A V Y F U L H X L E C L F M C A S H S C L H U N E M N C E SEGMENT DATA U.S. & Canada 40% EMEA 37% Asia 18% Latin America 5% 2022 PRO FORMA SEGMENT, END MARKET AND GEOGRAPHY GEOGRAPHY REVENUESEGMENT FINANCIALS Consumer 20% Packaging 24% Industrial 15% Building and Construction 10% Telecommunications 4% Energy 4% Defense 6% END MARKET REVENUE (1) Total company adjusted EBITDA of $592M includes corporate costs $2,355M $402M $1,300M $272M Sales EBITDA Specialty Engineered Materials Color Additives and Inks $592M$3,653M (1) Transportation 9% Healthcare 8% 31 C O L O R , A D D I T I V E S & I N K S 2 0 2 2 R E V E N U E | $ 2 . 4 B I L L I O N US & Canada 34% EMEA 38% Asia 20% Latin America 8% END MARKET REGION 32 Packaging 34% Consumer 21% Healthcare 8% Industrial 15% Transportation 8% Building & Construction 11% Telecommunications 1% Energy 2% S P E C I A L T Y E N G I N E E R E D M A T E R I A L S 2 0 2 2 P R O F O R M A R E V E N U E | $ 1 . 3 B I L L I O N END MARKET US & Canada 52% EMEA 35% Asia 13% REGION 33 Packaging 5% Consumer 19% Healthcare 8%Industrial 16% Transportation 10% Telecommunications 10% Energy 9% Defense 15% Building & Construction 8% Packaging 32% Consumer 27% Healthcare 8% Industrial 14% Building & Construction 5% Telecommunications 3% Energy 1% Defense 1% Asia (18% of sales) Transportation 9% 2 0 2 2 P R O F O R M A AV I E N T R E G I O N A L S A L E S B Y E N D M A R K E T Packaging 27% Consumer 14% Healthcare 5% Industrial 17% Building & Construction 10% Energy 5% Defense 8% EMEA (37% of sales)Transportation 11% Packaging 13% Consumer 24% Healthcare 12% Industrial 15% Building & Construction 13% Energy 5% Defense 5% US & Canada (40% of sales) Transportation 7% Packaging 56% Consumer 23% Healthcare 4% Industrial 7% Building & Construction 4% Telecommunications 1% LATAM (5% of sales) Transportation 5% Telecommunications 3% Telecommunications 6% 34 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.

EXTRUSION FILM MANUFACTURER S I G N B O A R D P R O T E C T I V E T A P E • Film application with a high concentration of TIO2 (>80%) • Good performance on light fastness and anti-yellowing OnColor Polymer Colorants KEY REQUIREMENTS WHY AVIENT?

POWER TOOL COMPANY B A T T E R Y P A C K • HDPE based solution • Meet flammability performance requirement for UL94 V-0 • Consistent color and global availability • Provided global technical services to enable consistent material quality in Europe and Asia • Tested and verified flame retardant performance conforming to UL94 V-0 @ 1.5 and 3.0 mm, GWFI 960°C • Delivered a pre-colored, HDPE-based solution for color uniformity globally Maxxam ™ FR Formulation KEY REQUIREMENTS WHY AVIENT?

WIRE &CABLE COMPANY O P T I C A L C A B L E S H E A T H • Excellent resistance to fungi and mildew • Good UV resistance • Meet flame retardant standard IEC 60332-3C • Provided an anti-fungi solution with an ISO 846 rating of 0, showing no growth under microscope • Formulated solution to meet flammability performance demands for IEC60332-2 or GBT 18380.22-2008 compliance • Complied with Biocidal Product Regulation (EU) No528/2012 (BPR) ECCOH™ Thermoplastic Formulation KEY REQUIREMENTS WHY AVIENT?

CABLE MANUFACTURER A E R I A L D R O P C A B L E J A C K E T • Pass clamp test requested by end customer • Strong UV resistance & mechanical performance • Excellent processing • Good fire performance to pass CPR class Cca / Dca • Low shrinkage (< 1%) • Exceeded material fire performance requirements and met all other performance criteria • Simplified supply chain with local manufacture in Europe • Enabled customer to run material at optimum processing conditions by providing support with machine set up ECCOH™ 5978 UV Formulation KEY REQUIREMENTS WHY AVIENT?