See Attachment 3 for a definition and summary of special items and Attachment 7 for a summary of pro forma adjustments associated with the APM Acquisition. Senior management uses gross margin before special items and operating income before special items to assess performanceand allocate resources because senior management believes that these measures are useful in understanding current profitabilitylevels and how it may serve as a basis for future performance. See Attachment 3 for a definition and summary of special items.

Our team of experts provides product guidance and technical support for your specific project.

Sustainability Day participants will hear presentations and insights from members of Avient’s executive team, and the event will conclude with a question and answer session.

Wenn wir unsere Fähigkeit entwickeln, Probleme zu lösen und als Team zu arbeiten, dann helfen wir einander, effizienter und zuversichtlicher zu werden, und dann schaffen wir eine integrative und kollegiale Arbeitsumgebung. Immaterialgüterrechte, einschließlich Patente, Warenzeichen, Urheberrechte, Handelsgeheimnisse und Know-how, müssen mit derselben Sorgfalt wie jeder sonstige wertvolle Vermögenswert eingeplant und verwaltet werden. Eine gemeinsame Selbstverpflichtung Die geschäftliche Tätigkeit mit Integrität erfordert die Selbstverpflichtung jedes Einzelnen von uns bei Avient und die Zusammenarbeit als Team.

© 2023, All Rights Reserved Avient Corporation, 33587 Walker Road, Avon Lake, Ohio USA 44012 To learn more about how Polystrand continuous fiber reinforced composites can benefit your product, call +1.844.4AVIENT or visit www.avient.com/composites

Versaflex™ TPE PORTABLE SPEAKER SOLUTIONS WATER AND DUST PROTECTION, DURABLE LOOK AND FEEL Versaflex™ CE 3120-40 Versaflex™ CE 3620 Versaflex™ CE 3115 Versaflex™ CE 3120-80 Application Gaskets Skins Skins Skins Product Aesthetics Tacky Translucent 42A Silky feel Natural 65A Silky feel Natural 65A Silky feel Natural 80A Special Characteristics Low compression set Low compression set High flow Abrasion resistance High strength Improved scratch/ mar, UV and abrasion Overmolding Polycarbonate ABS Copolyester Polycarbonate ABS Copolyester Polycarbonate ABS Copolyester Polycarbonate ABS Copolyester HOW VERSAFLEX TPEs MAKE THE DIFFERENCE IN PORTABLE SPEAKERS APPLICATIONS GASKETS Water and Dust Protection - Tight housing seals with no leakage over time Reduced Manufacturing Costs - Eliminates sourcing and assembly steps required of O-rings by overmolding directly onto the substrate; strong adhesion to PC & ABS - Faster cycle times than silicone or TPU Design Freedom - Injection molding TPEs in gaskets enables complex designs in which simple O-rings would be challenging to assemble SPEAKER SKINS Durable Look and Feel - Silky feel soft touch - Long lasting aesthetics with abrasion and UV resistance Reduced Manufacturing Costs - Eliminates sourcing and assembly steps required of silicone skins by overmolding directly onto the substrate; strong adhesion to PC & ABS - Faster cycle times than silicone or TPU Design Freedom - Overmolding TPE removes the need for mechanical interlocks and primers to get silicone materials to adhere to substrates To learn more about Versaflex TPEs for portable speakers, contact Avient at +1.844.4AVIENT.

HOW IT WORKS Hydro electret charging works by improving the crystallinity and mechanical deformation of a material to prevent electret charging from drifting.

Position these batten strips to cover the seam and attach to both panels using appropriate wallboard screws (see diagram). 6.

LOOK TO US FOR SUPPORT WITH: Testing and Validation Fully accredited, in-house testing capabilities to generate data for insight into material behavior, environmental effects, and more Regulatory Coordination Dedicated product stewardship team assisting with new product approvals to reduce regulatory overhead and minimize risk Application Development Technical Service Technical experts specifically trained to work directly with your team in solving definitive application challenges Field Technical Service Onsite support for tool design, startup, and production optimization to gain manufacturing efficiencies and resolve technical issues Color and Additive Design Services Trend and color insights, and product development assistance to optimize design and gain speed to market Sustainability Innovative materials and solutions to help you meet your sustainability goals Copyright © 2024, Avient Corporation.

TECHNOLOGY COMPONENTS Select Rapid Color Prototyping Technology includes: Select Color Cell • Color scanning or matching • Creation of color plaques Online Software • Formulation and price generator • Web-based processor Automated Dispenser • Globally standard base colors • Consistent production from recipes HOW IT WORKS Select allows you to: • Instantaneously create a new color using your own standards, spectrophotometer or colorimeter data, or the software’s built-in design tools • Produce small quantities of color masterbatch for use in validating your color match • Combine advanced liquid colorants, cloud-access software and automated dispensing technology • Carry out color modeling and rapid iteration Select also helps you: • Choose the right color by providing a quick and cost effective way to model, sample, and test color options • Facilitate prototyping and variation testing PRODUCT BULLETIN CONVENTIONAL COLOR DEVELOPMENT PROCESS Multiple rounds of sampling, trials and approvals, usually over many weeks.