We provide value to our customers with solutions built upon our ability to link our knowledge of polymer and formulation technology with our manufacturing and supply chain processes to provide an essential link between large chemical producers (our raw material suppliers) and designers, assemblers and processors of plastics (our customers). We provide value to our customers through our ability to link our knowledge of polymers and formulation technology with our manufacturing and supply chain to provide an essential link between large chemical producers (our raw material suppliers) and designers, assemblers and processors of plastics (our customers). IO THIS PAGE IS NOT PART OF POLYONE’S FORM 10-K FILING IO THIS PAGE IS NOT PART OF POLYONE’S FORM 10-K FILING PolyOne Stock Performance The following is a graph that compares the cumulative total shareholder returns for PolyOne’s common shares, the S&P 500 index and the S&P Mid Cap Chemicals index with dividends assumed to be reinvested when received.

Speed to market is essential today, and Avient plays a crucial role in our customers’ success. Thriving as a Specialty Growth Company — Performance is inextricably linked to the investments we make in People, Products and Planet. D is t. ) Source: Peer data per Bloomberg market data as of February 15, 2022.

Produced using Sioplas technology, Syncure XLPE offers the processor significant advantages and economies over organic peroxide, radiation and reactor copolymer cross- linking processes.

Investing in Innovation – Specialty companies invest to grow, so we ensure our resources are concentrated on material science for high-growth end markets, poised for value creation in the long term. Delivering Financially for All Stakeholders – Performance is inextricably linked to the investments we make in People, Products and Planet. Factors that could cause actual results to differ materially from those implied by these forward-looking statements include, but are not limited to: our ability to achieve the strategic and other objectives relating to the acquisition, including any expected synergies; our ability to successfully integrate Clariant's masterbatch business and achieve the expected results of the acquisition, including, without limitation, the acquisition being accretive; disruptions, uncertainty or volatility in the credit markets that could adversely impact the availability of credit already arranged and the availability and cost of credit in the future; the effect on foreign operations of currency fluctuations, tariffs and other political, economic and regulatory risks; the current and potential future impact of the COVID-19 pandemic on our business, results of operations, financial position or cash flows; changes in polymer consumption growth rates and laws and regulations regarding plastics in jurisdictions where we conduct business; fluctuations in raw material prices, quality and supply, and in energy prices and supply; production outages or material costs associated with scheduled or unscheduled maintenance programs; unanticipated developments that could occur with respect to contingencies such as litigation and environmental matters; an inability to achieve the anticipated financial benefit from initiatives related to acquisition and integration, working capital reductions, costs reductions and employee productivity goals; our ability to pay regular quarterly cash dividends and the amounts and timing of any future dividends; information systems failures and cyberattacks; and other factors affecting our business beyond our control, including, without limitation, changes in the general economy, changes in interest rates and changes in the rate of inflation.

Avient’s portfolio of colorants and additives, thermoplastic elastomers (TPEs), and specialty engineered polymers helps customers meet performance demands, comply with medical and pharmaceutical regulations, and accelerate speed to market. link to full press release here). Media Contact Jennifer Huang Senior Manager, Marketing Communications Asia +86 21 6028 4888 jennifer.huang@avient.com

Thriving as a Specialty Growth Company — Performance is inextricably linked to the investments we make in People, Products and Planet. Speed to market is essential today, and Avient plays a crucial role in our customers’ success. From technology portfolios to end markets to geographies and distribution channels, this acquisition made perfect sense.

Thriving as a Specialty Growth Company — Performance is inextricably linked to the investments we make in People, Products and Planet. Speed to market is essential today, and Avient plays a crucial role in our customers’ success. From technology portfolios to end markets to geographies and distribution channels, this acquisition made perfect sense.

Thriving as a Specialty Growth Company — Performance is inextricably linked to the investments we make in People, Products and Planet. Speed to market is essential today, and Avient plays a crucial role in our customers’ success. We will do so though our investments and focus on sustainable solutions for high-growth markets, including healthcare, consumer, packaging and composites/5G.

APPLICATIONS: Power cables, Ethernet category cables, industrial cables, solar installation cables, coaxial cables, fiber optics, hybrid cables SYNCURE™ Cross-Linked Polyethylene for Power Cable Insulation • Resistant to heat, oil, creep and abrasion • Fast extrusion speeds • UL 44 & UL 4703 flame performance • UL/CSA bulletins MAXXAM™ FR W&C Flame Retardant Polypropylene for Category Cable Insulation and Cross-Webs • Alternative to FEP • Low dielectric • Thin wall extrusion capabilities • UL 444 & plenum yellow card flame performance FIRECON™ Flame Retardant Chlorinated Polyethylene for Industrial Cable Jackets • Resistance to harsh environments • Low temperature properties • UV resistance • UL 44 flame performance ECCOH™ LSFOH Low Smoke and Fume, Non-Halogen for Insulation and Jackets • Low smoke and toxicity • Improved fire safety • Resistance to chemicals • UL44 and CPR flame performance ADDITIONAL SOLUTIONS MAXXAM™ SY Foamed Polypropylene for Coaxial Cable Insulation SYNPRENE™ Flame Retardant Thermoplastic Elastomers POLYMIX™ Customer Proprietary Formulations For more information, please visit avient.com or call +1.844.4AVIENT (+1.844.428.4368).

Dose rate can be linked to online viscometer to correct the dose rate to compensate for variations in PCR feed IV.