We are pleased to offer our customers an extensive range of high-performance screen printing inks and color mixing solutions,” said Tito Echiburu, general manager, PolyOne Specialty Inks. Zodiac Aquarius Digital Hybrid eco-conscious inks help printers achieve vibrant color yield and enhance durability Michelle Maniscalco Senior Manager, Marketing Communications PolyOne Corporation +1 440-930-1988 michelle.maniscalco@avient.com

Homepage // News Center // PolyOne Showcases Expansive Fiber Colorants & Additives Portfolio at ITMA 2019 These are a significant complement to existing OnColor™, OnCap™ and liquid ColorMatrix™ Fiber Colorant Solutions. Michelle Maniscalco Senior Manager, Marketing Communications PolyOne Corporation +1 440-930-1988 michelle.maniscalco@avient.com

This project combined PolyOne’s strengths and expertise – distributed medical-grade materials, FDA-compliant colorants, pre-colored medical grade polymers, and design and processing support – to create color consistency and accelerated product development for the Dexcom G6 CGM. Colorant Chromatics™ High Temperature Formulations and Color Concentrates: High-temperature (above 300°F/150°C) polymers and colorant / functional additive packages for healthcare applications Michelle Maniscalco Marketing Communications Manager, North America PolyOne Corporation +1 440-930-1988 michelle.maniscalco@avient.com

SOFT TOUCH + COLORABILITY FOOTWEAR ACCESSORY BRAND F O O T W E A R I N S E R T • Low durometer with good processability • Optimal cushioning with high elasticity • Non-tacky feel • Excellent colorability • Customized a formulation to achieve super soft gel performance without a tacky finish • Provided material with sufficient cushioning and elasticity for all-day comfort • Optimized lead time and stable supply with local inventory Versaflex™ Customized TPE KEY REQUIREMENTS WHY AVIENT?

Van Hulle, president, Color, Additives and Inks, PolyOne Corporation. PolyOne’s specialty dispersions business operates within its Color, Additive and Inks segment and provides colorant solutions specifically formulated to the exacting specifications for carrier systems such as silicone, rubber, vinyl, epoxy, urethane, and plasticizers.   Michelle Maniscalco Marketing Communications Manager, North America PolyOne Corporation +1 440-930-1988 michelle.maniscalco@avient.com 

Color Services Color Management: ColorMatrix Select Avient Color Prediction Service

Our expanding portfolio of offerings includes colorants, advanced composites, functional additives, engineered materials, and Dyneema®, the world’s strongest fiber™. Management excludes intangible asset amortization from adjusted EPS as it believes excluding acquired intangible asset amortization is a useful measure of current period earnings per share. Three Months Ended March 31, 2025 2024 Sales: Color, Additives and Inks $ 519.7 $ 515.3 Specialty Engineered Materials 308.4 314.4 Corporate (1.5) (0.7) Sales $ 826.6 $ 829.0 Gross margin: Color, Additives and Inks $ 173.1 $ 171.2 Specialty Engineered Materials 97.8 107.0 Corporate (7.7) — Gross margin $ 263.2 $ 278.2 Selling and administrative expense: Color, Additives and Inks $ 94.5 $ 96.4 Specialty Engineered Materials 50.7 53.6 Corporate 117.3 34.2 Selling and administrative expense $ 262.5 $ 184.2 Operating income: Color, Additives and Inks $ 78.6 $ 74.8 Specialty Engineered Materials 47.1 53.4 Corporate (125.0) (34.2) Operating income $ 0.7 $ 94.0 Depreciation & amortization: Color, Additives and Inks $ 21.7 $ 21.9 Specialty Engineered Materials 21.5 19.6 Corporate 2.1 2.8 Depreciation & amortization $ 45.3 $ 44.3 Earnings before interest, taxes, depreciation and amortization (EBITDA): Color, Additives and Inks $ 100.3 $ 96.7 Specialty Engineered Materials 68.6 73.0 Corporate (122.9) (31.4) Other expense, net (0.4) (0.9) EBITDA $ 45.6 $ 137.4 Special items, before tax 101.2 6.2 Interest expense included in special items (1.7) — Depreciation & amortization included in special items (0.4) (0.5) Adjusted EBITDA $ 144.7 $ 143.1 12 Attachment 7 Avient Corporation Reconciliation of Non-GAAP Financial Measures (Unaudited) (In millions, except per share data) Senior management uses operating income before special items to assess performance and allocate resources because senior management believes that this measure is most useful in understanding current profitability levels and how it may serve as a basis for future performance.

In addition, GOBIE chose OnColor™ colorants to differentiate its creative and sustainable product line. Sandy Wagner Marketing Communications Manager PolyOne GLS Thermoplastic Elastomers +1 815-385-8500 sandy.wagner@avient.com Michelle Maniscalco Marketing Communications Manager, North America PolyOne Corporation +1 440-930-1988 michelle.maniscalco@avient.com

The company offers manufacturers a full range of polymer and colorant solutions for virtually any wire or cable application, and supports customers globally with technical, development, and testing services at its Innovation Centers worldwide. No matter the application, we have the experience and the appropriate solutions to help customers overcome their challenges,” commented Christoph Palm, general manager, Color & Additives EMEA & India, at PolyOne. Media contact: Matt Defosse Marketing Communications Manager, Europe PolyOne Corporation +49 6407-907-0386 matt.defosse@avient.com

Avient is experiencing a significant surge in demand for sustainable materials solutions, particularly in the Asia-Pacific region,” said Derrick Chan, General Manager of Color & Additives Southeast Asia at Avient. This certification, in conjunction with the facility’s existing ISO 22000-certified Food Safety Management System and ISO 13485-certified Quality Management System for medical devices, also positions the Chin Bee site to meet stringent hygiene and regulatory requirements for products for mothers and children, food-contact packaging, and the medical and pharmaceutical industries. Our expanding portfolio of offerings includes colorants, advanced composites, functional additives, engineered materials, and Dyneema®, the world’s strongest fiber™.