2022年3月31日 GAAP Special Adjusted Operating Income $ 128.6 $ 7.8 $ 136.4 Income before income taxes $ 111.1 $ 7.7 $ 118.8 Income tax expense - GAAP (26.6) — (26.6) Income tax impact of special items — (2.0) (2.0) Tax adjustments — 1.5 1.5 Net income attributable to noncontrolling interests (0.3) — (0.3) Net income attributable to Avient shareholders $ 84.2 $ 7.2 $ 91.4 EPS $ 0.91 0.08 $ 0.99 Weighted-average diluted shares 92.3 92.3 92.3 1 2021年3月31日 GAAP Special Adjusted Operating Income $ 120.4 $ 2.4 $ 122.8 Income before income taxes $ 102.6 $ 2.4 $ 105.0 Income tax expense - GAAP (22.9) — (22.9) Income tax impact of special items — (0.9) (0.9) Tax adjustments — 1.1 1.1 Net income attributable to noncontrolling interests (0.4) — (0.4) Net income attributable to Avient shareholders $ 79.3 $ 2.6 $ 81.9 EPS $ 0.86 0.03 $ 0.89 Weighted-average diluted shares 92.2 92.2 92.2 Year Ended 2021年12月31日 GAAP Special Adjusted Operating income $ 381.2 $ 47.8 $ 429.0 Income from continuing operations before income taxes $ 304.6 $ 57.1 $ 361.7 Income tax expense - GAAP (74.0) — (74.0) Income tax impact of special items — (13.0) (13.0) Tax adjustments — 5.9 5.9 Net income attributable to noncontrolling interests 0.2 — 0.2 Net income from continuing operations attributable to Avient shareholders $ 230.8 $ 50.0 $ 280.8 EPS $ 2.51 0.54 $ 3.05 Weighted-average diluted shares 92.1 92.1 92.1 2 Reconciliation of EBITDA by Segment March 31, Year Ended 2022 2021 2021 Operating income: Color, Additives and Inks $ 94.5 $ 88.8 $ 303.1 Specialty Engineered Materials 39.7 34.2 132.0 Distribution 24.2 24.0 93.2 Corporate and eliminations (29.8) (26.6) (147.1) Operating income $ 128.6 $ 120.4 $ 381.2 Items below OI in Corporate: Other income, net $ (0.6) $ 1.5 $ (1.3) Depreciation & amortization: Color, Additives and Inks $ 26.0 $ 27.4 $ 105.7 Specialty Engineered Materials 7.8 7.8 31.7 Distribution 0.2 0.2 0.8 Corporate and eliminations 3.8 1.7 7.7 Depreciation & Amortization $ 37.8 $ 37.1 $ 145.9 EBITDA: Color, Additives and Inks $ 120.5 $ 116.2 $ 408.8 Specialty Engineered Materials 47.5 42.0 163.7 Distribution 24.4 24.2 94.0 Corporate and eliminations (26.0) (24.9) (140.7) EBITDA $ 165.8 $ 159.0 $ 525.8 Reconciliation of Sales, Operating Income and EBITDA - Distribution Year Ended 2006 2011 2016 Sales $ 732.8 $ 996.5 $ 1,071.0 Operating income 19.2 56.0 68.2 Depreciation & amortization 1.5 0.7 0.7 EBITDA $ 20.7 $ 56.7 $ 68.9 3 March 31, Year Ended December 31, Reconciliation to EBITDA and Adjusted EBITDA: 2022 2021 2021 Net income from continuing operations – GAAP $ 84.5 $ 79.7 $ 230.6 Income tax expense 26.6 22.9 74.0 Interest expense 16.9 19.3 75.3 Depreciation and amortization from continuing operations 37.8 37.1 145.9 EBITDA $ 165.8 $ 159.0 $ 525.8 Special items, before tax 7.7 2.4 57.1 Depreciation and amortization included in special items (2.1) (0.5) (1.7) Adjusted EBITDA $ 171.4 $ 160.9 $ 581.2 4 Masseto IR Presentation - Final.pdf Avient Corporation �specialty Portfolio Transformation Continues with Dyneema Acquisition DISCLAIMER Slide Number 3 Slide Number 4 Slide Number 5 Q1 2022 SALES AND OPERATING INCOME�(Total Company) Slide Number 7 Slide Number 8 Slide Number 9 Slide Number 10 FIT with Four Pillar Strategy Dyneema® overview Slide Number 13 Slide Number 14 Dyneema® in the Value Chain Demand trends Products Avient’s Existing Composites Portfolio Avient’s Composites Portfolio�Sales and Ebitda Distribution Divestiture Considerations Distribution highlights Dyneema® Transaction Overview Capital structure / Leverage Two-Year Leverage Goal Pro forma modeling Our Specialty Journey Acquisition History Clariant Color Acquisition Specialty Transformation 2022 ebitda margins vs. peers Culture and People Our Specialty Journey continues Slide Number 33 Avient Acquisition of Dyneema and Q1 2022 Results.pdf Masseto IR Presentation - 4.19 (515pm) - with attachments.pdf

Develop and implement solutions to end plastic waste while supporting AEPW $1.5B investment in key initiatives. 2030 SUSTAINABILITY TARGETS Avient Corporation 5 PRODUCTS 8 W A Y S W E H E L P C U S T O M E R S B E M O R E S U S T A I N A B L E TRENDS IN FOCUS Avient Corporation 6 RECYCLING / CIRCULAR ECONOMY LIGHTWEIGHTING ECO-CONSCIOUS SUSTAINABLE SOLUTIONS FOR THE CIRCULAR ECONOMY Avient Corporation 7 OPTICA™ TONERS FOR PET LACTRA™ SX LIGHT BLOCKING ADDITIVE FOR PET AMOSORB™ OXYGEN SCAVENGER FOR PET JOULE™ & SMARTHEAT™ INFRARED ABSORBER ULTIMATE™ UV LIGHT BARRIER CESA®-NATUR BIO-SOURCED ADDITIVES TRIPLE A™ ACETALDEHYDE SCAVENGER FOR PET IR SORTABLE BLACK FOR RECYCLABLE PACKAGING EZE™ SLIP AGENT FOR PET ONCOLOR™ NATURALS – COLORANTS FOR RECYCLABLE PACKAGING RESOUND™ OM THERMOPLASTIC ELASTOMERS VERSAFLEX™ POST- CONSUMER RECYCLED (PCR) TPE FORMULATIONS AVIENT CYCLEWORKS I N N O V A T I O N C E N T E R T O A D V A N C E T H E C I R C U L A R E C O N O M Y • Laboratory mimics real-world circular recycling in a research environment • Conducts chemistry testing to improve plastics recycling for customers • Screening and evaluation of additive and colorant systems during recycling • Collaboration platform for customers and value chain partners Avient Corporation 8 Avient Corporation 9 AVIENT ENABLES CUSTOMERS’ CIRCULAR ECONOMY GOALS C O L O R M A T R I X ™ P R O C E S S A I D & T O N E R F O R R E C Y C L E D P E T LIGHTWEIGHTING Avient Corporation 10 NYMAX™ NYLON FORMULATIONS HYDROCEROL® CHEMICAL FOAMING AGENTS POLYSTRAND™ TAPES AND LAMINATES COMPLĒT™ LFT ENGINEERED RESINS W H AT ’S H AP P E N IN G AV IE N T S O LU T IO N S PLASTICS ARE: AVIENT SOLUTIONS ENABLE LIGHTWEIGHT DASHBOARD SKINS H Y D R O C E R O L ® F O A M I N G A G E N T S O L U T I O N S Avient Corporation 11 ECO-CONSCIOUS Avient Corporation 12 ONCOLOR™ BRILLIANT METALLIC COLORANTS W H AT ’S H AP P E N IN G ONCOLOR™ WPC CAPSTOCK TECHNOLOGY ZODIAC™ AQUARIUS™ WATER BASED SCREEN PRINTING INKS MAGIQ™ FIBER COLORANTS & ADDITIVES SAFER & CLEANER MATERIALS RESOURCE CONSERVATION HUMAN HEALTH & SAFETY ECO-CONSCIOUS ALTERNATIVES AV I E N T S O LU T IO N S AVIENT ECO-CONSCIOUS SOLUTIONS IMPROVE FACE MASK PERFORMANCE Avient Corporation 13 M A G I Q ™ E L E C T R E T P L U S T E C H N O L O G Y Improved filtration efficiency Protects against aerosols & bacteria particles Increased shelf-life ENERGY INTENSITY 9% WASTE INTENSITY 2% WATER INTENSITY 20% TOTAL CO2 EMISSIONS 29% PLANET K E Y P E R F O R M A N C E I N D I C A T O R S 2 0 1 6 - 2 0 1 9 56 ENERGY REDUCTION PROJECTS SAVE 7400+ MT/CO2 ANNUALLY PUNE, INDIAASSESSE, BELGIUM Avient Corporation 14 • Avient is a founding member • Cross value chain collaboration • Driving breakthrough innovations REVENUE FROM SUSTAINABLE SOLUTIONS 2016 2017 2018 2019 2020PF VOC Reduction Reduced Energy Use Bio-derived Content Eco-conscious Renewable Energy Applications Recyclability Reduced Material Requirements Lightweighting $275M $325M $355M $410M $560M (1) Proforma to include a full year of Clariant Masterbatch business acquisitionAvient Corporation 16 Revenue from sustainable solutions expected grow at an 8-12% CAGR into the future (1) THANK YOU Avient Corporation 17

ColorMatrix is part of the Color, Additives and Inks segment.

Eliminates use of consumables, such as inks and solvents.

Consistency of surface both chemically and physically leads to more even wetting of the ink which ensures good dot definition—the key to higher quality digital print images.

& Canada 40% 37% 18% 2022 PRO FORMA SEGMENT, END MARKET AND GEOGRAPHY GEOGRAPHY REVENUESEGMENT FINANCIALS 20% 24% Building and END MARKET REVENUE $2,355M $402M $1,300M $272M Sales EBITDA Specialty Engineered Materials Color Additives and Inks $592M$3,653M (1) 9% 26 (1) Total company sales and adjusted EBITDA of $3,653M and $592M, respectively, include intercompany sales eliminations and corporate costs 2022 REVENUE | $2 .4 B ILL ION 34% 38% 20% END MARKET REGION 27 34% 21% Building & 1% Energy 2% COLOR, ADDITIVES & INKS 2022 PRO FORMA REVENUE | $1 .3 B ILL ION 52% 35% 28 19% 8%Industrial 16% 9% Defense Building & END MARKET REGION SPECIALTY ENGINEERED MATERIALS 32% 27% 14% Building & 3% 1% Defense 1% (18% of sales) 9% 2022 PROFORMA AVIENT REGIONAL SALES 27% 14% 17% Building & (37% of sales)Transportation 24% 12% Building & US & Canada (40% of sales) 7% 56% 23% 7% Building & 1% LATAM (5% of sales) 3% 29 BY END MARKET 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.

Used mainly in varnishes, inks, and adhesives, where its hardness, resistance to aging, solubility, and inherent adhesiveness are desirable properties. Used mainly in varnishes, inks, and adhesives, where its hardness, resistance to aging, solubility, and inherent adhesiveness are desirable properties.

Garratt 59 Senior Vice President, President Color, Additives and Inks, EMEA Lisa K. Color, Additives and Inks Color, Additives and Inks is a leading formulator of specialized custom color and additive concentrates in solid and liquid form for thermoplastics, dispersions for thermosets, as well as specialty inks. GARRATT Senior Vice President, President of Color, Additives and Inks, EMEA JUSTIN M.

Crist 60 Senior Vice President, President of Color, Additives and Inks Michael A. The results of IQAP are reported in the Color, Additives and Inks segment. Color, Additives and Inks Color, Additives and Inks is a leading provider of specialized custom color and additive concentrates in solid and liquid form for thermoplastics, dispersions for thermosets, as well as specialty inks, plastisols, and vinyl slush molding solutions.

ONCOLOR™ COLOR CONCENTRATES • Complete range of in-stock color solutions designed specifically for telecommunications, energy, and automotive applications - Complete Munsell color range for telecommunications applications - Complete NEMA color range for electrical applications - J1128 SAE specifications for automotive applications - UL 2885 file E482856 for halogen-free formulations • Custom color solutions for your most demanding low smoke, non-halogenated, UV, temperature, aging, and shrinkage requirements • Weatherable pigments providing color fade resistance for demanding outdoor applications • Optimized formulations for cross-linked polyethylene wire and cable constructions CESA™ PERFORMANCE ADDITIVE CONCENTRATES Custom designed additive solutions for your specific applications, providing added value through ease of processing, product performance, and operational cost savings • Laser marking - improve marking reliability and durability in all types of cable jacketing and insulating materials • Antimicrobial - help protect cables from harmful mold and bacteria growth • Nucleating agents - maintain critical dimensions and manage shrink characteristics • Chemical foaming agents - take out weight and reduce resin costs • UV stabilizers - protect resin material and extend product life • Antioxidants - maintain physical properties • Processing aids - minimize die drool associated with some materials COLORANT CHROMATICS™ HIGH- TEMPERATURE POLYMER SOLUTIONS • Fluoropolymer and high-temperature thermoplastics-based colorant and additive concentrates and compounds • Dispersed pigments for coloring PTFE • Functional additives including laser marking, foaming agents, and conductive, antistatic, radiopaque, reinforced, and cross-linked grades • Full range of printing, striping, and marking inks PRODUCT LET DOWN COLOR CC10225921 1.00% Black CC00012573 1.00% White CC10222359 1.00% Red CC10223395 1.00% Gray CC10222361 1.00% Green CC00012376 1.00% Blue CC10222363 1.00% Orange CC10222360 1.00% Yellow CC10223394 1.00% Brown CC00012516 1.00% Purple CC10062368 1.00% Aqua CC10223396 1.00% Pink C PRODUCT LET DOWN COLOR CC00000001 1.00% Black CC00012837 1.00% White CC10225296 1.00% Red CC10225298 1.00% Gray CC10225300 1.00% Green CC10225295 1.00% Blue CC10225297 1.00% Orange CC10225299 1.00% Yellow CC10225301 1.00% Brown CC10225603 1.00% Purple CC10225293 1.00% Aqua CC10225294 1.00% Pink PE ONCOLOR™ SOLUTIONS FOR TELECOMMUNICATIONS • PVC colorants designed for telecommunications and fiber optic applications • PE colorants that are excellent for foam skin and solid insulation applications • EVA colorants designed for cross-linked materials and resin applications including XLPE, XLPO, PVC, PE, and more PRODUCT LET DOWN COLOR CC00012853 1.00% Black CC00012946 1.00% White CC10221766 1.00% Red CC10221760 1.00% Gray CC10221765 1.00% Dk Green CC10221764 1.00% Lt Green CC10221757 1.00% Dk Blue CC10221761 1.00% Lt Blue CC10221767 1.00% Orange CC10221763 1.00% Yellow CC10221758 1.00% Brown CC10221762 1.00% Purple CC10224626 1.00% Tan CC10221759 1.00% Pink EV A PRODUCT LET DOWN COLOR CC10190635 3.00% Black CC10190642 3.00% White CC10190641 3.00% Red CC10190637 3.00% Gray CC10190638 3.00% Green CC10185195 3.00% Blue CC10185197 3.00% Orange CC10190643 3.00% Yellow CC10190636 3.00% Brown CC10190640 3.00% Purple CC10190634 3.00% Aqua CC10190639 3.00% Pink PB T PRODUCT LET DOWN COLOR CC10246438WE 2.00% Aqua CC10245005WE 2.00% Black CC10246090WE 2.00% Blue CC10264438DR 2.00% Brown CC10245008WE 2.00% Gray CC10246092WE 2.00% Green CC10264439DR 3.00% Orange CC10261866DR  2.00% Pink CC10261867DR 2.00% Purple CC10264436DR 2.00% Red  CC10245006WE 2.00% White CC10246093WE 2.00% Yellow U L 85 ONCOLOR™ SOLUTIONS FOR ENERGY CABLE APPLICATIONS • Recommended use rate may vary depending on specific application, process, equipment, and resin grade PRODUCT LET DOWN COLOR (NEMA) CC00012342 1.00% Black CC00012575 1.00% White CC00012547 1.00% Red CC10018221 1.00% Gray CC00012444 1.00% Dk Green CC10018222 1.00% Lt Green CC00012408 1.00% Dk Blue CC00012407 1.00% Lt Blue CC10013140 1.00% Orange CC00036502 1.00% Yellow CC00012363 1.00% Dk Brown CC00012373 1.00% Lt Brown CC00012526 1.00% Purple CC10018225 1.00% Tan C PRODUCT LET DOWN COLOR (NEMA) AB13820380 3.00% Yellow AB24820333 3.00% Orange AB32820571 3.00% Pink AB33820570 3.00% Red AB44820167  3.00% Purple AB54820507 3.00% Dark Blue AB63820502 3.00% Dark Green AB72820811 3.00% Gray AB84820533 3.00% Brown AB94820333 3.00% Black CC00016954  1.00% White N YL O N ONCOLOR™ SOLUTIONS FOR AUTOMOTIVE APPLICATIONS • EVA colorants designed for use with cross-linked materials such as XLPE • Recommended use rate is 1.00% and may vary depending on specific application, process, equipment, and resin grade PRODUCT LET DOWN RATIO COLOR CC00012853 1.00% Black CC00012946 1.00% White CC10221766 1.00% Red CC10221760 1.00% Gray CC10221765 1.00% Dk Green CC10221764 1.00% Lt Green CC10221757 1.00% Dk Blue CC10221761 1.00% Lt Blue CC10221767 1.00% Orange CC10221763 1.00% Yellow CC10221758 1.00% Brown CC10221762 1.00% Purple CC10224626 1.00% Tan CC10221759 1.00% Pink EV A, J 11 PRODUCT LET DOWN RATIO COLOR CC00012342 1.00% Black CC00012575 1.00% White CC00012535 1.00% Red CC00012461 1.00% Gray CC00012425 1.00% Dk Green CC00012426 1.00% Lt Green CC00012379 1.00% Dk Blue CC00012378 1.00% Lt Blue CC00012490 1.00% Orange CC00012585 1.00% Yellow CC00012363 1.00% Brown CC00012525 1.00% Purple CC00012561 1.00% Tan CC00012507 1.00% Pink C, J 11 A RANGE OF WORLD-CLASS SERVICES With manufacturing facilities and innovation centers across the globe, we work with you to understand your goals and provide the expertise you need for your wire and cable applications.