We can help tackle your toughest challenges with our • In-depth industry knowledge • Expansive material solutions • Far-reaching technical capabilities and services Avient Corporation 4 1 Injection window Integrated rigid needle shield 2 Cap 3 1. Our manufacturing capabilities are deep and far reaching.

Media & Stakeholder Analyses {MSA} climate criteria) · The current and future focus is on continued Registration, Evaluation, Authorization and Restriction of Chemicals (REACH) assessments, reclassifications and communication on the safe use and handling of these substances. Many other countries are following suit on the EU REACH chemicals regulation or a similar framework. In 2021, we successfully completed the pre-registration for UK REACH post Brexit

Using our “global reach with a local touch” model to win share and new business 3. FX) as strong growth in healthcare applications was offset by weak transportation demand, as well as lower defense sales on tough year over year comparisons • Unfavorable mix related to lower defense sales resulted in lower margin in the quarterAdj. 23.2% Adj. 22.2% Copyright © . 2025 9 Regional manufacturing capabilities and supply chains help us serve our customers locally Global reach with a local touch Sales exposure $100M ~3% LESS THAN Raw materials exposure $100M ~7.5% LESS THAN Tariff exposure guidance Copyright © . 2025 11 ADJ. Three Months Ended March 31, 2025 2024 Reconciliation to Condensed Consolidated Statements of Income $ EPS(1) $ EPS(1) Net (loss) income attributable to Avient common shareholders $ (20.2) $ (0.22) $ 49.4 $ 0.54 Special items, after-tax 75.7 0.82 5.5 0.06 Amortization expense, after-tax 14.5 0.16 14.9 0.16 Adjusted net income / EPS $ 70.0 $ 0.76 $ 69.8 $ 0.76 March 31, Reconciliation to EBITDA and Adjusted EBITDA: 2025 2024 Net (loss) income – GAAP $ (19.9) $ 49.7 Income tax (benefit) expense (6.7) 16.8 Interest expense, net 26.9 26.6 Depreciation & amortization 45.3 44.3 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 Adjusted EBITDA as a percent of sales 17.5 % 17.3 % 1 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 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 Adjusted EBITDA as a percent of sales: Color, Additives and Inks 19.3 % 18.8 % Specialty Engineered Materials 22.2 % 23.2 % Reconciliation to EBITDA and Adjusted EBITDA: Year Ended December 31, 2024 Net income – GAAP $ 170.7 Income tax expense 54.1 Interest expense 105.6 Depreciation & amortization 179.7 EBITDA $ 510.1 Special items, before tax 20.1 Interest expense included in special items (2.3) Depreciation & amortization included in special items (1.5) Adjusted EBITDA $ 526.4 Adjusted EBITDA as a percent of sales 16.2 % 2 Three Months Ended March 31, 2023 Reconciliation to Condensed Consolidated Statements of Income $ EPS(1) Net income from continuing operations attributable to Avient common shareholders $ 20.8 $ 0.23 Special items, after tax 22.3 0.24 Amortization expense, after-tax 15.1 0.16 Adjusted net income / EPS $ 58.2 $ 0.63 June 30, 2024 Reconciliation to Condensed Consolidated Statements of Income $ EPS(1) Net income attributable to Avient common shareholders $ 33.6 $ 0.36 Special items, after-tax 21.8 0.24 Amortization expense, after-tax 14.8 0.16 Adjusted net income / EPS $ 70.2 $ 0.76 Year Ended December 31, 2024 Reconciliation to Condensed Consolidated Statements of Income $ EPS(1) Net income attributable to Avient common shareholders $ 169.5 $ 1.84 Special items, after-tax 15.9 0.17 Amortization expense, after-tax 59.5 0.65 Adjusted net income / EPS $ 244.9 $ 2.66 3 AVNT Q1 2025 webcast slides_v16.pdf Q1 2025 Earnings webcast Slide 1 Slide 2: Disclaimer Slide 3: Q1 2025 highlights Slide 4: Q1 2025 organic revenue growth - by region Slide 5: Playbook in current environment Slide 6 Slide 7: Color, Additives & Inks – Q1 2025 performance Slide 8: Specialty Engineered Materials – Q1 2025 performance Slide 9: Global reach with a local touch Slide 10 Slide 11: 2025 financial guidance unchanged...

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To assist in reaching these commitments, Avient is a proud member of the American Chemistry Council and have committed to their Responsible Care Guiding Principles to guide our efforts in continual improvement.

Part weight reduction • Low loss tangent • RoHS & REACH compliant solution • Halogen- and heavy metal-free solution • Recyclable Copyright © 2022, Avient Corporation.

To assist in reaching these commitments, Avient is a proud member of the American Chemistry Council and have committed to their Responsible Care Guiding Principles to guide our efforts in continual improvement.

To help solve these material challenges, EZR Sport reached out to Avient’s Specialty Coatings group for solutions that could meet their requirements while providing improved grip, enhanced control, and added comfort to the shooting experience.

Converters and brand owners working with flexible film products are seeking extended food contact compliance for their packaging options, as this gives them the potential to increase their global market reach and share.

Our full regulatory support enables customers to navigate and comply with complex reporting requirements such as REACH, RoHs, Prop 65, Class VI, FDA etc., essential to compete in today’s global economy.