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When showing constant dollar figures on GAAP and non-GAAP financial measures, the foreign exchange impact is calculated by using current foreign exchange rates and applying them to the prior period results. Avient does not provide reconciliations of forward-looking non-GAAP financial measures, such as outlook for Adjusted EBITDA, Adjusted Earnings Per Share and Adjusted Tax Rate, to the most comparable GAAP financial measures on a forward- looking basis because Avient is unable to provide a meaningful or accurate calculation or estimation of reconciling items and the information is not available without unreasonable effort. Continue fostering our Great Place to Work® culture Strategic Objectives Long Term Growth Rates Growth 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 Growth Great 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 TOP -T IE R S US TAINABIL IT Y P E RF ORM ANCE AND RE COGNIT ION Industry Sustainability Standards ESG Ratings Performance 1 2 4 87th 94th percentile 5 Avient CDP Score: A- F E B R U A R Y 1 4 , 2 0 2 4 W E B C A S T P R E S E N T AT I O N DR.

Standard grades in the portfolio conform to UL 94 V-2, V-0 and 5VA performance ratings, and many offer elevated Relative Thermal Index (RTI) ratings. Available in both halogen and non-halogen products, including grades with UL Yellow Card rating, Maxxam FR products can be customized for specific performance needs. Tool Steel • P20 tool steel is acceptable when proper processing and shut down procedures are followed • Chrome plating or PH stainless steel is preferred for all halogen-based systems • The use of stainless steel in hot runner systems is highly suggested • Avoid the use of aluminum when designing production tools Vents • Place vents at the end of fill and anywhere potential knit/weld lines will occur • All vents need to be vented to atmosphere • Cut vent depths to 0.0010"–0.0015" with a minimum 0.040" land length.

and pay the rate specified in the order confirmation for the quantity of Products delivered by Seller. Re-Sale and Re-Export; Compliance with Laws. Seller expressly prohibits re-sale of Product unless expressly permitted by Seller in writing.

Buyer shall be obliged to accept the Products and pay the rate specified in the order confirmation for the quantity of Products delivered by Seller. Re-Sale and Re-Export; Compliance with Laws. Seller prohibits re-sale of Product unless expressly permitted by Seller in writing.

RE-SALE AND RE-EXPORT; COMPLIANCE WITH LAWS 17. Buyer will comply with all Laws and Standards respecting the export and/or re-export of Product. RE-SALE AND RE-EXPORT; COMPLIANCE WITH LAWS 18.

Available primarily in North America, the Lactra LX technology is especially effective in ultra-high temperature (UHT) liquid dairy products which have a longer shelf life and need greater protection due to ambient storage conditions. KEY CHARACTERISTICS • 100% visible light blocking for monolayer PET containers • Enables versatile container designs and shapes for ease of pouring and product differentiation • Suitable for re-sealable containers or containers that are stored flat after opening • Offers package lightweighting with no reduction in light blocking performance • Lowers system cost compared to other rigid packaging PRODUCT BULLETIN Copyright © 2024, Avient Corporation.

When showing constant dollar figures on GAAP and non-GAAP financial measures, the foreign exchange impact is calculated by using current foreign exchange rates and applying them to the prior period results. Additionally, Adjusted EPS excludes the impact of special items and amortization expense associated with intangible assets. 2 COMPOSI TES PORTF OL IO D Y N E E M A ® E X P A N D S O U R E N G I N E E R E D F I B E R S A N D P A N E L S T E C H N O L O G Y LFT Tapes Laminates/Panels Shapes Pultrusion Engineered Fibers 4 DEFENSE TELECOMMUNICATIONS ENERGY TRANSPORTATION Military • Law Enforcement First Responders Body Armor • Helmets Vehicle Protection Sustainable Infrastructure Offshore Wind Electrical Grid Protection EV Battery Components Commercial Laminates Body & Trim • Air Cargo and Railroad Car Panels 5G Applications Fiber Optic Cables Satellite Communications Connectors and Components 5 COMPOSI TES SERVE D IV ER SIF IED END MAR KETS INDUSTRIAL Lifting Slings • Aquaculture High Pressure Pipe Conveyer Springs Q 2 P E R F O R M A N C E Q2 2023 PERFORMANCE VS. Avient reflects 2023 adjusted EBITDA guidance of $525M and estimated run-rate CAPEX of $110M. 2023E (%) 23 79 90 84 83 76 73 88 82 77 74 72 67 57 20 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 E C L A S H H U N E M N S C L Avient Specialty Formulators Other Specialty / Chemical Companies MULTI PL E EX PANSION Source: Peer data per Bloomberg as of July 21, 2023 Note: Avient reflects 2023 adjusted EBITDA guidance of $525M and closing share price of $40.93.

Effective Tax Rate(1) Effective Tax Rate(1) Need help?

Effective Tax Rate Effective Tax Rate Need help?