Avient Announces Quarterly Dividend... Avient Board of Directors Appoints Ashish K. Avient Announces First Quarter 2025 Results...

When exposed to a light source for 10 minutes, this new generation of heat-preservation additives can provide a temperature increase from 6°C to 12°C for PET and PA fibers based on different let-down-ratio and textile structure. Values reported as “typical” or stated without a range do not state minimum or maximum properties; consult your sales representative for property ranges and min/max specifications. Avient makes no warranties or guarantees respecting suitability of either Avient’s products or the information for your process or end-use application.

Homepage // News Center // Advanced Technologies and Sustainable Material Innovations from Avient Debut at Chinaplas 2024 To access Avient’s news library online, please visit www.avient.com/news.  Investor News

Autopista Medellín KM 2.5 – Vía Parcelas KM 1, Vereda Sibéria COTA, Cundinamarca Colombia Activity: Manufacture, Laboratory (QC and Colormatching), Sales Activity: Administration, Site management, Manufacture, Laboratory, Maintenance, Infrastructure, Warehouse and Transport, Sales Page 4 of 10 Shed No 18–22, GIDC Estate Panchamahal Kalol, Gujarat 389330 Facility: P.T. Avient Colorants Indonesia Gatot Subroto Km. 4, Jl. Plasticos 28 Santa Clara Coatitla Ecatepec de Morelos, Estado de México 55540 México Facility: Avient New Zealand Ltd. 4 Rothwell Avenue, Albany Industrial Estate Albany 0632 New Zealand Activity: Administration, Manufacture, Laboratory, Warehouse Activity: Administration, Site management (Facitilities, EHS), Manufacture, Laboratory (QC and Technical Development), Maintenance and Infrastructure, Warehouse and Transport, SCM (DIP, Logistics, Via Bergamo, 51 / 67 23807, Merate, Lecco Via Lainate, 26 20005, Pogliano Milanese, Milano Activity: Administration, Site management, Manufacture, Laboratory, Procurement, Maintenance, Infrastructure, Warehouse and Activity: Administration, Site management, Manufacture, Laboratory, Procurement, Maintenance, Infrastructure, Warehouse and Page 6 of 10 Facility: Avient Colorants Poland Sp. z o.o.

To address these challenges, new additive technologies have been developed with recycling in mind. One example is Avient’s patented AA scavenger, ColorMatrix™ AAnchor™ Acetaldehyde Scavenger, developed to mitigate the issues associated with ATA-based solutions. Avient has developed a "Heat Stability Protocol" to screen new additive solutions for their impact on color and NIAS through two full recycle loops at 100% recycled content.

To address these challenges, new additive technologies have been developed with recycling in mind. One example is Avient’s patented AA scavenger, ColorMatrix™ AAnchor™ Acetaldehyde Scavenger, developed to mitigate the issues associated with ATA-based solutions. Avient has developed a "Heat Stability Protocol" to screen new additive solutions for their impact on color and NIAS through two full recycle loops at 100% recycled content.

To address these challenges, new additive technologies have been developed with recycling in mind. One example is Avient’s patented AA scavenger, ColorMatrix™ AAnchor™ Acetaldehyde Scavenger, developed to mitigate the issues associated with ATA-based solutions. Avient has developed a "Heat Stability Protocol" to screen new additive solutions for their impact on color and NIAS through two full recycle loops at 100% recycled content.

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Kahler (16) Page 16 • Shifted sales compensation practices to drive value and margin expansion • Significantly upgraded and added sales, marketing, and From Volume to Value $2,622 $3,060 Sales ($ millions) 2006 2011PFadded sales, marketing, and technical resources • Expanded global cross-selling • Invested in training and tools 3.3% 6.8% Adjusted OI% ($ millions) 2006 2011PF 2006 2011PF Page 17 • Value pricing practices enabled by use of EVE tools • Shifting the basis of competition to specialization 1.5% 8.9% Specialty OI% Specialization Drives Margin Expansion 2006 2011PF 7.2% PPS OI% competition to specialization differentiates PolyOne as a value-added solutions provider • Redirecting our technology and marketing focus to the most attractive segments 2.6% 5.6% 2006 2011 POD OI% 5.5% 7.2% 2006 2011 2006 2011 2006 2011 Page 18 • Global key account management team focused on key markets and strategic OEMs • Drive growth in target markets through application development750 1,120 Total Commercial Employees 2007 – 2011 49% Increase Commercial Excellence – Recent Investments *Includes ColorMatrix through application development • Leverage breadth of solutions across all PolyOne platforms to identify innovative solutions for strategic OEMs and Tier 1 partners * 750 2007 2011 Sales Marketing R&D/Tech Page 19 5% 1% 0% 27% 2% 12% 4% Performance Dashboards Drive Execution 45% 26% 18% 5% 55% Page 20 53% Drivers of Customer Loyalty Customer Experience is Key to Customer Loyalty 53% Building Customer Loyalty n = 4,960 B2B customers of 24 companies Source: Corporate Executive Board Company and Brand Impact Product and Service Delivery Value-to- Price Ratio Customer Experience Page 21 • Continue to redirect our focus to more attractive segments and increase customer loyalty and retention • Leverage new commercial tools and investments to enable disciplined execution and accountability Critical Imperatives to enable disciplined execution and accountability • Position PolyOne as the differentiated value-added specialty solutions provider Drive improved mix in all segments and achieve margin and profitability growth Page 22 Page 23

Avient Announces Quarterly Dividend... Avient Board of Directors Appoints Ashish K. Avient Announces First Quarter 2025 Results...