Factors that could cause actual results to differ materially from those implied by these forward-looking statements include 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; our ability to achieve the strategic and other objectives relating to the acquisition of Clariant's Masterbatch business, including any expected synergies; 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, cost 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; our ability to consummate and successfully integrate acquisitions; and amounts for cash and non-cash charges related to restructuring plans that may differ from original estimates, including because of timing changes associated with the underlying actions.

Renol™ Fiber Colorants Color stability   The color is embedded into the polyester fibers during the spin-dyeing process, which means it won’t bleed out of the yarn when combined with other colored yarns, including light and white ones.

Renol™ Fiber Colorants Color stability   The color is embedded into the polyester fibers during the spin-dyeing process, which means it won’t bleed out of the yarn when combined with other colored yarns, including light and white ones.

Renol™ Fiber Colorants Color stability   The color is embedded into the polyester fibers during the spin-dyeing process, which means it won’t bleed out of the yarn when combined with other colored yarns, including light and white ones.

Colorant Chromatics™ Transcend™ Premier Healthcare Colorants Transcend™ Precolored Gray and White PSU achieved accurate color match to non-polysulfone (PSU) components Colorant Chromatics™ Transcend Premier Healthcare Colorants

Bio-based Polymer Colorants and Additives Mevopur™ Healthcare Colorants and Formulations: color concentrates and ready-to-use formulations to add color and enhance the performance of medical plastics, developed with raw materials pre-tested to ISO, USP, EP, and ICH Q3D protocols Remafin™ EP White Colorants: white concentrates pre-tested to European Pharmacopeia standards for use with polyethylene and polypropylene pharmaceutical packaging

Eastern Time on May 6, 2025. Our expanding portfolio of offerings includes colorants, advanced composites, functional additives, engineered materials, and Dyneema®, the world’s strongest fiber™. 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.

Figure 6 shows how to properly draft a part to keep a nominal wall thickness. Advanced Materials & Processes 2004, 162 (6), 50–53 2 PLET 350 – Plastic Part Design, Jason Williams, Spring 2014, Penn State Erie, The Behrend College. ESCR Design Guide 6 FIGURE 17 - Non-structural hole design guidelines 1.844.4AVIENT www.avient.com Copyright © 2022, Avient Corporation.

Renol™ Fiber Colorants Color stability   The color is embedded into the polyester fibers during the spin-dyeing process, which means it won’t bleed out of the yarn when combined with other colored yarns, including light and white ones.

Renol™ Fiber Colorants Color stability   The color is embedded into the polyester fibers during the spin-dyeing process, which means it won’t bleed out of the yarn when combined with other colored yarns, including light and white ones.