Adjustments: The Committee will make or provide for such adjustments in: (1) the number of and kind of Common Shares covered by outstanding stock options, SARs, restricted stock, RSUs, performance shares and performance units granted under the Amended 2020 Plan; (2) if applicable, the number of and kind of Common Shares covered by Other Awards granted pursuant to the Amended 2020 Plan; (3) the exercise price or base price provided in outstanding stock options and SARs, respectively; (4) cash incentive awards; and (5) other award terms, as the Committee in its sole discretion, exercised in good faith determines to be equitably required in order to prevent dilution or enlargement of the rights of participants or optionees that otherwise would result from (a) any extraordinary cash dividend, stock dividend, stock split, combination of shares, recapitalization or other change in the capital structure of the Company; (b) any merger, consolidation, spin-off, spin-out, split-off, split-up, reorganization, partial or complete liquidation or other distribution of assets, issuance of rights or warrants to purchase securities; or (c) any other corporate transaction or event having an effect similar to any of the foregoing. The Compensation Committee shall make or provide for such adjustments in the number of and kind of Common Shares covered by outstanding Option Rights, Appreciation Rights, Restricted Stock, Restricted Stock Units, Performance Shares and Performance Units granted hereunder and, if applicable, in the number of and kind of Common Shares covered by other awards granted pursuant to Section 10 hereof, in the Option Price and Base Price provided in outstanding Option Rights and Appreciation Rights, respectively, in Cash Incentive Awards, and in other award terms, as the Compensation Committee, in its sole discretion, exercised in good faith, determines is equitably required to prevent dilution or enlargement of the rights of Participants that otherwise would result from (a) any extraordinary cash dividend, stock dividend, stock split, combination of shares, recapitalization or other change in the capital structure of the Company, (b) any merger, consolidation, spin-off, split-off, spin- out, split-up, reorganization, partial or complete liquidation or other distribution of assets, issuance of rights or warrants to purchase securities, or (c) any other corporate transaction or event having an effect similar to any of the foregoing.

Adjud stments;tt Corporate Transactions: The Committee will make or provide for such adjustments in: (1) the number of and kind of Common Shares covered by outstanding stock options, SARs, restricted stock, RSUs, perforff mance shares and performance units granted under the 2017 Plan; (2) if applicable, the number of and kind of Common Shares covered by Other Awards granted pursuant to the 2017 Plan; (3) the exercise price or base price provided in outstanding stock options and SARs, respectively; (4) cash incentive awards; and (5) other award terms, as the Committee in its sole discretion, exercised in good faith determines to be equitably required in order to prevent 25 dilution or enlargement of the rights of participants or optionees that otherwise would result froff m (A) any extraordinary cash dividend, stock dividend, stock split, combination of shares, recapitalization or other change in the capital structure of the Company; (B) any merger, consolidation, spin-off, sf pin-out, split-off, split-up, reorganization, partial or complete liquidation or other distribution of assets, issuance of rights or warrants to purchase securities; or (C) any other corporate transaction or event having an effecff t similar to any of the foregoing. The Compensation Committee shall make or provide forff such adjustments in the number of and kind of Common Shares covered by outstanding Option Rights, Appreciation Rights, Restricted Stock, Restricted Stock Units, Performance Shares and Performance Units granted hereunder and, if applicable, in the number of and kind of Common Shares covered by other awards granted pursuant to Section 10 hereof, in the Option Price and Base Price provided in outstanding Option Rights and Appreciation Rights, respectively, in Cash Incentive Awards, and in other award terms, as the Compensation Committee, in its sole discretion, exercised in good faith, determines is equitably required to prevent dilution or enlargement of the rights of Participants or Optionees that otherwise would result froff m (a) any extraordinary cash dividend, stock dividend, stock split, combination of shares, recapitalization or other change in the capital structure of the Company, (b) any merger, consolidation, spin-off, split- off, spin-out, split-up, reorganization, partial or complete liquidation or other distribution of assets, issuance of rights or warrants to purchase securities, or (c) any other corporate transaction or event having an effect similar to any of the foregoing.

Gate location will determine the direction of flow into the part and thus the shrinkage direction.

Gate location will determine the direction of flow into the part and thus the shrinkage direction.

DISCLAIMER Avient Corporation 3 Avient Corporation 4 Welcome Chairman, President, and Chief Executive Officer INTRODUCTION Sustainability for a Better Tomorrow Senior Vice President and Chief Financial Officer Avient Corporation 5 WE ARE A FORMULATOR CUSTOM FORMULATION Avient Corporation 6 Avient Corporation 7 WE ARE INNOVATORS 2,500+ ACTIVE PATENT FILINGS WORLDWIDE 1,100+ RESEARCH AND DEVELOPMENT ASSOCIATES >85% Stage-gate technology projects enable sustainable solutions INDIA INNOVATION CENTER 33% 2022 VITALITY INDEX 140+ MATERIAL SCIENCE PhD ASSOCIATES Avient Corporation 8 3% 3% 5% Avient Specialty Formulators Other Specialty / Chemical Companies CAPEX / Revenue 2023E Global footprint enables greater flexibility to exceed needs of customers and deliver localized technical and formulation expertise 9 36 24 Manufacturing Locations by Region WE ARE ASSET LIGHT Note: Free cash flow conversion calculated as (Adjusted EBITDA – Capex) / Adjusted EBITDA Avient Corporation 9 Asset-light flexibility enables more nimble manufacturing capabilities and lower overhead Periods of economic weakness have driven higher levels of cash generation due to working capital improvement PROVEN TRACK RECORD OF HIGH FREE CASH FLOW CONVERSION 80% 80% 81% 84% 83% 79% 50% 70% 2014 2015 2016 2017 2018 2019 2020 2021 2022 2023E 150 200 250 300 350 400 Fr ee C as h Fl ow C ve rs io Fr ee C as h Fl ow FCF $ AVNT FCF Conversion % S&P FCF Conversion % 2 Recent Divestitures - Combined $1.7B in Proceeds PORTFOLIO EVOLUTION Avient Corporation 10 Combined $3.6B Investment in Acquisitions Since 2016 Color Business Distribution 2016 2022 PORTFOLIO TRANSFORMATION 46% 87% 0% 20% 2005 2010 2015 2020 2023 % o f A dj us te d EB IT DA Commodity JVs Distribution Performance Products & Solutions Specialty Businesses Adjusted EBITDA from Specialty Applications Avient Corporation 11 END MARKET TRANSFORMATION Defense Avient Corporation 12 8% 23% 4% 2006 2023E Other Industri es 22% 56% 14% 43% 9% 2006 2023E Reduced Exposure to Cyclical End Markets End Market Diversification Transportation Building & Construction 57% Defense IMPROVING PROFITABILITY AND EXPANDING MARGINS Avient Corporation 13 Adj.

从摇篮到大门（Cradle-to-gate)：计算从原材料采购到完成聚合物生产所产生的碳排放量。

从摇篮到大门（Cradle-to-gate)：计算从原材料采购到完成聚合物生产所产生的碳排放量。

从摇篮到大门（Cradle-to-gate)：计算从原材料采购到完成聚合物生产所产生的碳排放量。

We have utilized remote, alternate and flexible work arrangements where possible, including split shifts at facilities and virtual work options for those on-site functions that can be performed remotely.

Spartech’s former Custom Sheet and Rollstock and Packaging Technology businesses are reported within this new segment referred to as “Designed Structures and Solutions”, and the remaining Spartech businesses were split among PolyOne’s existing Global Color, Additives and Inks, Global Specialty Engineered Materials and Performance Products and Solutions segments. 24 POLYONE CORPORATION Highlights and Executive Summary A summary of PolyOne’s sales, operating income, income from continuing operations net of income taxes, net income from continuing operations attributable to PolyOne common shareholders, liquidity and total debt is included in the following table: Sales $3,771.2 $2,860.8 $2,709.4 Operating income 231.5 137.5 203.0 Income from continuing operations net of income taxes 92.9 53.2 153.4 Net income from continuing operations attributable to PolyOne common shareholders 94.0 53.3 153.4 Liquidity $ 650.9 $ 381.2 $ 340.1 Total debt $ 988.9 $ 706.9 $ 707.0 POLYONE CORPORATION 25 Results of Operations Variances — Favorable (Unfavorable) 2013 versus 2012 2012 versus 2011 (Dollars in millions, except per share data) 2013 2012 2011 Change Change Change Change Sales $3,771.2 $2,860.8 $2,709.4 $ 910.4 31.8 % $ 151.4 5.6 % Cost of sales 3,109.0 2,329.7 2,280.1 (779.3) (33.5)% (49.6) (2.2)% Gross margin 662.2 531.1 429.3 131.1 24.7 % 101.8 23.7 % Selling and administrative expense 457.6 417.0 378.3 (40.6) (9.7)% (38.7) (10.2)% Income related to previously owned equity affiliates 26.9 23.4 152.0 3.5 15.0 % (128.6) (84.6)% Operating income 231.5 137.5 203.0 94.0 68.4 % (65.5) (32.3)% Interest expense, net (63.5) (50.8) (33.7) (12.7) (25.0)% (17.1) (50.7)% Debt extinguishment costs (15.8) — (0.9) (15.8) (100.0)% 0.9 100.0 % Other (expense) income, net (1.2) (3.4) 0.5 2.2 64.7 % (3.9) (780.0)% Income from continuing operations, before income taxes 151.0 83.3 168.9 67.7 81.3 % (85.6) (50.7)% Income tax expense (58.1) (30.1) (15.5) (28.0) (93.0)% (14.6) (94.2)% Net income from continuing operations $ 92.9 $ 53.2 $ 153.4 $ 39.7 74.6 % $(100.2) (65.3)% Income from discontinued operations, net of income taxes 149.8 18.6 19.2 131.2 705.4 % (0.6) (3.1)% Net income 242.7 71.8 $ 172.6 170.9 238.0 % (100.8) (58.4)% Net loss attributable to noncontrolling interests 1.1 0.1 — 1.0 1,000 % 0.1 100.0 % Net income attributable to PolyOne common shareholders $ 243.8 $ 71.9 $ 172.6 $ 171.9 239.1 % $(100.7) (58.3)% Earnings per share attributable to PolyOne common shareholders — basic: Continuing operations $ 0.98 $ 0.60 $ 1.66 Discontinued operations 1.57 0.21 0.21 Total $ 2.55 $ 0.81 $ 1.87 Earnings per share attributable to PolyOne common shareholders — diluted: Continuing operations $ 0.97 $ 0.59 $ 1.63 Discontinued operations 1.56 0.21 0.21 Total $ 2.53 $ 0.80 $ 1.84 Sales increased 31.8% in 2013 compared to 2012, 30.6% of which is attributable to the acquisitions of Spartech and Glasforms. Spartech’s former Custom Sheet and Rollstock and Packaging Technology businesses are reported within this new segment, referred to as “Designed Structures and Solutions”, and the remaining Spartech businesses were split among PolyOne’s existing Global Specialty Engineered Materials, Global Color, Additives and Inks and Performance Products and Solutions segments.