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 realize anticipated savings and operational benefits from the realignment of assets, including the planned closure of certain manufacturing facilities; the timing of closings and shifts of production to new facilities related to asset realignments and any unforeseen disruptions of service or quality caused by such closings and/or production shifts; separation and severance amounts that differ from original estimates, amounts for non-cash charges related to asset write-offs and accelerated depreciation realignments of property, plant and equipment, that differ from original estimates; our ability to identify and evaluate acquisition targets and consummate acquisitions; the ability to successfully integrate acquired companies into our operations, retain the management teams of acquired companies and retain relationships with customers of acquired companies including, without limitation, Spartech Corporation; 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 financial condition of our customers, including the ability of customers (especially those that may be highly leveraged and those with inadequate liquidity) to maintain their credit availability; the speed and extent of an economic recovery, including the recovery of the housing market; our ability to achieve new business gains; the effect on foreign operations of currency fluctuations, tariffs and other political, economic and regulatory risks; changes in polymer consumption growth rates where we conduct business; changes in global industry capacity or in the rate at which anticipated changes in industry capacity come online; 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 or delays in achieving or achievement of less than the anticipated financial benefit from initiatives related to working capital reductions, cost reductions and employee productivity goals; an inability to raise or sustain prices for products or services; an inability to maintain appropriate relations with unions and employees; our ability to continue to pay cash dividends; the amount and timing of repurchases of our common shares, if any; 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. Special items include charges related to specific strategic initiatives or financial restructurings such as: consolidation of operations; debt extinguishment costs; employee separation costs resulting from personnel reduction programs, plant phase-in costs, executive separation agreements; asset impairments; mark-to-market adjustments associated with actuarial gains and losses on pension and other postretirement benefit plans; environmental remediation costs, fines, penalties, remediation costs and related insurance recoveries related to facilities no longer owned or closed in prior years; gains and losses on the divestiture of operating businesses, joint ventures and equity investments; gains and losses on facility or property sales or disposals; results of litigation, fines or penalties, where such litigation (or action relating to the fines or penalties) arose prior to the commencement of the performance period; unrealized gains and losses from foreign currency option contracts; one-time, non-recurring items; and the effect of changes in accounting principles or other such laws or provisions affecting reported results.

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 realize anticipated savings and operational benefits from the realignment of assets, including the closure of manufacturing facilities; the timing of closings and shifts of production to new facilities related to asset realignments and any unforeseen loss of customers and/or disruptions of service or quality caused by such closings and/or production shifts; separation and severance amounts that differ from original estimates; amounts for non-cash charges related to asset write-offs and accelerated depreciation realignments of property, plant and equipment, that differ from original estimates; our ability to identify and evaluate acquisition targets and consummate acquisitions; the ability to successfully integrate acquired companies into our operations, retain the management teams of acquired companies and retain relationships with customers of acquired companies including, without limitation, Spartech Corporation and/or Accella Performance Materials; 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 financial condition of our customers, including the ability of customers (especially those that may be highly leveraged and those with inadequate liquidity) to maintain their credit availability; the speed and extent of an economic recovery, including the recovery of the housing market; our ability to achieve new business gains; the effect on foreign operations of currency fluctuations, tariffs and other political, economic and regulatory risks; changes in polymer consumption growth rates and laws and regulations regarding the disposal of plastic in jurisdictions where we conduct business; changes in global industry capacity or in the rate at which anticipated changes in industry capacity come online; 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 or delays in achieving or achievement of less than the anticipated financial benefit from initiatives related to working capital reductions, cost reductions and employee productivity goals; an inability to raise or sustain prices for products or services; an inability to maintain appropriate relations with unions and employees; our ability to continue to pay cash dividends; the amount and timing of repurchases of our common shares, if any; 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. Special items include charges related to specific strategic initiatives or financial restructuring such as: consolidation of operations; debt extinguishment costs; employee separation costs resulting from personnel reduction programs, plant phase-in costs, executive separation agreements; asset impairments; mark-to-market adjustments associated with actuarial gains and losses on pension and other post-retirement benefit plans; environmental remediation costs, fines, penalties, remediation costs and related insurance recoveries related to facilities no longer owned or closed in prior years; gains and losses on the divestiture of operating businesses, joint ventures and equity investments; gains and losses on facility or property sales or disposals; results of litigation, fines or penalties, where such litigation (or action relating to the fines or penalties) arose prior to the commencement of the performance period; unrealized gains and losses from foreign currency option contracts; one-time, non-recurring items; and the effect of changes in accounting principles or other such laws or provisions affecting reported results.

Three Months Ended 2024年3月31日 2023 Reconciliation to Condensed Consolidated Statements of Income $ EPS $ EPS Net income from continuing operations attributable to Avient shareholders $ 49.4 $ 0.54 $ 20.8 $ 0.23 Special items, after-tax (Attachment 3) 5.5 0.06 22.3 0.24 Amortization expense, after-tax 14.9 0.16 15.1 0.16 Adjusted net income / EPS $ 69.8 $ 0.76 $ 58.2 $ 0.63 7 Attachment 2 Avient Corporation Condensed Consolidated Statements of Income (Unaudited) (In millions, except per share data) Three Months Ended 2024年3月31日 2023 Sales $ 829.0 $ 845.7 Cost of sales 550.8 598.1 Gross margin 278.2 247.6 Selling and administrative expense 184.2 190.5 Operating income 94.0 57.1 Interest expense, net (26.6) (28.8) Other (expense) income, net (0.9) 0.7 Income from continuing operations before income taxes 66.5 29.0 Income tax expense (16.8) (7.7) Net income from continuing operations 49.7 21.3 Loss from discontinued operations, net of income taxes — (0.9) Net income 49.7 20.4 Net income attributable to noncontrolling interests (0.3) (0.5) Net income attributable to Avient common shareholders $ 49.4 $ 19.9 Earnings (loss) per share attributable to Avient common shareholders - Basic: Continuing operations $ 0.54 $ 0.23 Discontinued operations — (0.01) Total $ 0.54 $ 0.22 Earnings (loss) per share attributable to Avient common shareholders - Diluted: Continuing operations $ 0.54 $ 0.23 Discontinued operations — (0.01) Total $ 0.54 $ 0.22 Cash dividends declared per share of common stock $ 0.2575 $ 0.2475 Weighted-average shares used to compute earnings per common share: Basic 91.2 91.0 Diluted 92.0 91.8 8 Attachment 3 Avient Corporation Summary of Special Items (Unaudited) (In millions, except per share data) Special items (1) Three Months Ended 2024年3月31日 2023 Cost of sales: Restructuring costs, including accelerated depreciation $ 3.6 $ (6.6) Environmental remediation costs (4.0) (1.4) Impact on cost of sales (0.4) (8.0) Selling and administrative expense: Restructuring and employee separation costs (0.7) (11.3) Legal and other (3.5) (4.4) Acquisition related costs (1.6) (3.4) Impact on selling and administrative expense (5.8) (19.1) Impact on operating income (6.2) (27.1) Other income (loss), net — (0.2) Impact on income from continuing operations before income taxes (6.2) (27.3) Income tax benefit on above special items 1.4 6.9 Tax adjustments(2) (0.7) (1.9) Impact of special items on net income from continuing operations $ (5.5) $ (22.3) Diluted earnings per common share impact $ (0.06) $ (0.24) Weighted average shares used to compute adjusted earnings per share: Diluted 92.0 91.8 (1) Special items include charges related to specific strategic initiatives or financial restructuring such as: consolidation of operations; debt extinguishment costs; costs incurred directly in relation to acquisitions or divestitures; employee separation costs resulting from personnel reduction programs, plant realignment costs, executive separation agreements; asset impairments; settlement gains or losses and mark-to- market adjustments associated with gains and losses on pension and other post-retirement benefit plans; environmental remediation costs, fines, penalties and related insurance recoveries related to facilities no longer owned or closed in prior years; gains and losses on the divestiture of operating businesses, gains and losses on facility or property sales or disposals; results of litigation, fines or penalties, where such litigation (or action relating to the fines or penalties) arose prior to the commencement of the performance period; one-time, non- recurring items; and the effect of changes in accounting principles or other such laws or provisions affecting reported results 2) Tax adjustments include the net tax impact from non-recurring income tax items, adjustments to uncertain tax position reserves and the establishment, reversal or changes to valuation allowances. 9 Attachment 4 Avient Corporation Condensed Consolidated Balance Sheets (In millions) (Unaudited) 2024年3月31日 2023年12月31日 ASSETS Current assets: Cash and cash equivalents $ 444.3 $ 545.8 Accounts receivable, net 475.3 399.9 Inventories, net 354.0 347.0 Other current assets 117.1 114.9 Total current assets 1,390.7 1,407.6 Property, net 1,021.7 1,028.9 Goodwill 1,700.1 1,719.3 Intangible assets, net 1,546.5 1,590.8 Other non-current assets 217.1 221.9 Total assets $ 5,876.1 $ 5,968.5 LIABILITIES AND SHAREHOLDERS' EQUITY Current liabilities: Short-term and current portion of long-term debt $ 9.6 $ 9.5 Accounts payable 428.3 432.3 Accrued expenses and other current liabilities 294.2 331.8 Total current liabilities 732.1 773.6 Non-current liabilities: Long-term debt 2,069.4 2,070.5 Pension and other post-retirement benefits 66.3 67.2 Deferred income taxes 280.0 281.6 Other non-current liabilities 390.5 437.6 Total non-current liabilities 2,806.2 2,856.9 SHAREHOLDERS' EQUITY Avient shareholders’ equity 2,321.3 2,319.2 Noncontrolling interest 16.5 18.8 Total equity 2,337.8 2,338.0 Total liabilities and equity $ 5,876.1 $ 5,968.5 10 Attachment 5 Avient Corporation Condensed Consolidated Statements of Cash Flows (Unaudited) (In millions) Three Months Ended 2024年3月31日 2023 Operating activities Net income $ 49.7 $ 20.4 Adjustments to reconcile net income to net cash used by operating activities: Depreciation and amortization 43.8 48.7 Accelerated depreciation 0.5 1.8 Share-based compensation expense 3.3 3.2 Changes in assets and liabilities: Increase in accounts receivable (81.9) (40.2) (Increase) decrease in inventories (12.3) 3.8 Increase (decrease) in accounts payable 1.7 (9.9) Accrued expenses and other assets and liabilities, net (47.6) (50.0) Net cash used by operating activities (42.8) (22.2) Investing activities Capital expenditures (24.4) (20.3) Net proceeds from divestiture — 7.3 Proceeds from plant closures 2.0 — Other investing activities (2.1) — Net cash used by investing activities (24.5) (13.0) Financing activities Cash dividends paid (23.5) (22.5) Repayment of long-term debt (2.7) (0.8) Other financing activities (1.9) (2.3) Net cash used by financing activities (28.1) (25.6) Effect of exchange rate changes on cash (6.1) 2.4 Decrease in cash and cash equivalents (101.5) (58.4) Cash and cash equivalents at beginning of year 545.8 641.1 Cash and cash equivalents at end of period $ 444.3 $ 582.7 11 Attachment 6 Avient Corporation Business Segment Operations (Unaudited) (In millions) Operating income and earnings before interest, taxes, depreciation and amortization (EBITDA) at the segment level does not include: special items as defined in Attachment 3; corporate general and administration costs that are not allocated to segments; intersegment sales and profit eliminations; share-based compensation costs; and certain other items that are not included in the measure of segment profit and loss that is reported to and reviewed by the chief operating decision maker.

Three Months Ended 2024年6月30日 2023 Reconciliation to Condensed Consolidated Statements of Income $ EPS $ EPS Net income from continuing operations attributable to Avient shareholders $ 33.6 $ 0.36 $ 22.1 $ 0.24 Special items, after-tax (Attachment 3) 21.8 0.24 19.6 0.21 Amortization expense, after-tax 14.8 0.16 16.2 0.18 Adjusted net income / EPS $ 70.2 $ 0.76 $ 57.9 $ 0.63 Six Months Ended 2024年6月30日 2023 Reconciliation to Condensed Consolidated Statements of Income $ EPS $ EPS Net income from continuing operations attributable to Avient shareholders $ 83.0 $ 0.90 $ 42.9 $ 0.47 Special items, after-tax (Attachment 3) 27.3 0.30 41.9 0.46 Amortization expense, after-tax 29.7 0.32 31.3 0.34 Adjusted net income / EPS $ 140.0 $ 1.52 $ 116.1 $ 1.27 8 Attachment 2 Avient Corporation Condensed Consolidated Statements of Income (Unaudited) (In millions, except per share data) Three Months Ended June 30, Six Months Ended 2024年6月30日 2023 2024 2023 Sales $ 849.7 $ 824.4 $ 1,678.7 $ 1,670.1 Cost of sales 592.1 583.7 1,142.9 1,181.8 Gross margin 257.6 240.7 535.8 488.3 Selling and administrative expense 185.1 178.4 369.3 368.9 Operating income 72.5 62.3 166.5 119.4 Interest expense, net (26.6) (29.4) (53.2) (58.2) Other (expense) income, net (0.9) (0.2) (1.8) 0.5 Income from continuing operations before income taxes 45.0 32.7 111.5 61.7 Income tax expense (11.2) (10.4) (28.0) (18.1) Net income from continuing operations 33.8 22.3 83.5 43.6 Loss from discontinued operations, net of income taxes — — — (0.9) Net income $ 33.8 $ 22.3 $ 83.5 $ 42.7 Net income attributable to noncontrolling interests (0.2) (0.2) (0.5) (0.7) Net income attributable to Avient common shareholders $ 33.6 $ 22.1 $ 83.0 $ 42.0 Earnings (loss) per share attributable to Avient common shareholders - Basic: Continuing operations $ 0.37 $ 0.24 $ 0.91 $ 0.47 Discontinued operations — — — (0.01) Total $ 0.37 $ 0.24 $ 0.91 $ 0.46 Earnings (loss) per share attributable to Avient common shareholders - Diluted: Continuing operations $ 0.36 $ 0.24 $ 0.90 $ 0.47 Discontinued operations — — — (0.01) Total $ 0.36 $ 0.24 $ 0.90 $ 0.46 Cash dividends declared per share of common stock $ 0.2575 $ 0.2475 $ 0.5150 $ 0.4950 Weighted-average shares used to compute earnings per common share: Basic 91.3 91.1 91.3 91.1 Diluted 92.2 91.9 92.0 91.9 9 Attachment 3 Avient Corporation Summary of Special Items (Unaudited) (In millions, except per share data) Special items (1) Three Months Ended June 30, Six Months Ended 2024年6月30日 2023 2024 2023 Cost of sales: Restructuring costs, including accelerated depreciation $ 0.2 $ (1.2) $ 3.8 $ (7.8) Environmental remediation costs (21.8) (13.0) (25.8) (14.4) Impact on cost of sales (21.6) (14.2) (22.0) (22.2) Selling and administrative expense: Restructuring and employee separation costs (2.8) (0.5) (3.5) (11.9) Legal and other (2.3) (6.4) (5.8) (10.6) Acquisition related costs (0.5) (0.7) (2.1) (4.2) Impact on selling and administrative expense (5.6) (7.6) (11.4) (26.7) Impact on operating income (27.2) (21.8) (33.4) (48.9) Interest expense, net - financing costs (1.0) — (1.0) — Other income (loss) 0.1 0.1 0.1 (0.1) Impact on income from continuing operations before income taxes (28.1) (21.7) (34.3) (49.0) Income tax benefit on above special items 7.0 5.5 8.4 12.4 Tax adjustments(2) (0.7) (3.4) (1.4) (5.3) Impact of special items on net income from continuing operations $ (21.8) $ (19.6) $ (27.3) $ (41.9) Diluted earnings per common share impact $ (0.24) $ (0.21) $ (0.30) $ (0.46) Weighted average shares used to compute adjusted earnings per share: Diluted 92.2 91.9 92.0 91.9 (1) Special items include charges related to specific strategic initiatives or financial restructuring such as: consolidation of operations; debt extinguishment costs; costs incurred directly in relation to acquisitions or divestitures; employee separation costs resulting from personnel reduction programs, plant realignment costs, executive separation agreements; asset impairments; settlement gains or losses and mark-to- market adjustments associated with gains and losses on pension and other post-retirement benefit plans; environmental remediation costs, fines, penalties and related insurance recoveries related to facilities no longer owned or closed in prior years; gains and losses on the divestiture of operating businesses, gains and losses on facility or property sales or disposals; results of litigation, fines or penalties, where such litigation (or action relating to the fines or penalties) arose prior to the commencement of the performance period; one-time, non- recurring items; and the effect of changes in accounting principles or other such laws or provisions affecting reported results 2) Tax adjustments include the net tax impact from non-recurring income tax items, adjustments to uncertain tax position reserves and the establishment, reversal or changes to valuation allowances. 10 Attachment 4 Avient Corporation Condensed Consolidated Balance Sheets (In millions) (Unaudited) 2024年6月30日 2023年12月31日 ASSETS Current assets: Cash and cash equivalents $ 489.4 $ 545.8 Accounts receivable, net 486.6 399.9 Inventories, net 365.9 347.0 Other current assets 117.2 114.9 Total current assets 1,459.1 1,407.6 Property, net 1,019.9 1,028.9 Goodwill 1,685.1 1,719.3 Intangible assets, net 1,515.7 1,590.8 Other non-current assets 228.0 221.9 Total assets $ 5,907.8 $ 5,968.5 LIABILITIES AND SHAREHOLDERS' EQUITY Current liabilities: Short-term and current portion of long-term debt $ 657.7 $ 9.5 Accounts payable 435.2 432.3 Accrued expenses and other current liabilities 405.3 331.8 Total current liabilities 1,498.2 773.6 Non-current liabilities: Long-term debt 1,420.8 2,070.5 Pension and other post-retirement benefits 63.3 67.2 Deferred income taxes 276.3 281.6 Other non-current liabilities 315.0 437.6 Total non-current liabilities 2,075.4 2,856.9 SHAREHOLDERS' EQUITY Avient shareholders’ equity 2,317.5 2,319.2 Noncontrolling interest 16.7 18.8 Total equity 2,334.2 2,338.0 Total liabilities and equity $ 5,907.8 $ 5,968.5 11 Attachment 5 Avient Corporation Condensed Consolidated Statements of Cash Flows (Unaudited) (In millions) Six Months Ended 2024年6月30日 2023 Operating Activities Net income $ 83.5 $ 42.7 Adjustments to reconcile net income to net cash provided (used) by operating activities: Depreciation and amortization 88.4 96.2 Accelerated depreciation 0.8 1.9 Share-based compensation expense 9.0 6.5 Changes in assets and liabilities: Increase in accounts receivable (97.0) (66.6) (Increase) decrease in inventories (27.3) 14.0 Increase (decrease) in accounts payable 11.9 (26.2) Taxes paid on gain on sale of business — (103.0) Accrued expenses and other assets and liabilities, net (6.2) 9.8 Net cash provided (used) by operating activities 63.1 (24.7) Investing activities Capital expenditures (55.8) (45.9) Net proceeds from divestiture — 7.3 Proceeds from plant closures 3.4 — Other investing activities (2.1) — Net cash used by investing activities (54.5) (38.6) Financing activities Cash dividends paid (47.0) (45.0) Repayment of long-term debt (4.5) (1.0) Other financing activities (3.3) (2.3) Net cash used by financing activities (54.8) (48.3) Effect of exchange rate changes on cash (10.2) (0.8) Decrease in cash and cash equivalents (56.4) (112.4) Cash and cash equivalents at beginning of year 545.8 641.1 Cash and cash equivalents at end of period $ 489.4 $ 528.7 12 Attachment 6 Avient Corporation Business Segment Operations (Unaudited) (In millions) Operating income and earnings before interest, taxes, depreciation and amortization (EBITDA) at the segment level does not include: special items as defined in Attachment 3; corporate general and administration costs that are not allocated to segments; intersegment sales and profit eliminations; share-based compensation costs; and certain other items that are not included in the measure of segment profit and loss that is reported to and reviewed by the chief operating decision maker.

A fentiektől függetlenül, a Vevő a Terméket kézhezvétel után haladéktalanul megvizsgálja, hogy - 2 - PAI-376902v1 otherwise) within ten (10) days after receipt of the quantity of the Product forming the basis for the claim; a failure by Buyer to give such written notice within the applicable time constraint will constitute an absolute and unconditional waiver of all such claims irrespective of whether Buyer has discovered the facts giving rise to such claim, or whether further processing, manufacture, other use or resale of such Product has actually occurred. FORCE MAJEURE Either party may suspend performance hereunder (except to pay for the Product already received) in the event of: (1) acts of God, fire explosion, flood, hurricanes; (2) strikes, lockouts or other industrial disturbances or riots; (3) war, declared or undeclared; (4) compliance with any applicable law, regulation, order, or rule, foreign or domestic, including but not limited to, export license restrictions, priority, rationing, allocation or preemption orders or regulations, or cancellation of Seller's or Buyer's license to operate its manufacturing facilities; (5) shortage or other failure of facilities used for manufacture or transportation, shortage of labor, power, fuel or raw materials; (6) total or partial shutdown due to Seller's normal plant turnaround; or (7) any other cause or causes of any kind or character reasonably outside the control of the party failing to perform, whether similar or dissimilar from the enumerated causes (a "force majeure"). SZÁLLITÁSOK Az ajánlatban meghatározott szállítási határidők csak - 6 - PAI-376902v1 exceeds Seller's available supply, whether due to a force majeure or otherwise, Seller may distribute the Product among itself for its own manufacturing uses, its customers, and Buyer in such manner as Seller deems fair and practicable.

Additionally, Adjusted EPS excludes the impact of special items and amortization expense associated with intangible assets. 2 AVI ENT: WHO WE A RE 36 24 9 35 • U.S. and Canada • Latin America • Europe, Middle East & Africa • Asia 25,000+ CUSTOMERS Headquartered in Avon Lake, OH (Cleveland) 100+ manufacturing plants Key Financial Data 2023E Sales $3.4 billion 2023E EBITDA $530 million 2023E EPS $2.40 100% ARE CUSTOMIZED SOLUTIONS TO UNIQUE SPECIFICATIONS of sales 3 Guidance as of 2023年5月3日 Webcast W H O W E A R E – V I S I O N , S T R AT E G Y, C U LT U R E 4 Avient Corporation (NYSE: AVNT) provides specialized and sustainable material solutions that transform customer challenges into opportunities, bringing new products to life for a better world. FX -11% FX -3% Total Avient -14% YoY Comparison against 2022 pro forma results • Aging infrastructure driving need for greater technological advancements and upgrades • Increased focus on strength and capacity of electrical grid plays into further adoption of composites into the market Where Avient Wins:  UV, weather-resistance, customized capabilities  Best-in-class customer responsiveness  Local high-quality manufacturing, unparalleled breadth of portfolio  Expanding position in insulators, utility poles, crossarms, and wind energy Avient Confidential 15 ENERGY 15 • Fiber-optic investments from AT&T, Corning, Commscope continue to drive industry toward innovation • $42B BEAD program in Infrastructure Bill to increase cable deployments; well-positioned to capitalize on “Made in America” requirement and “last mile” buildout Where Avient Wins:  Flame retardance, weather-resistance enables faster, safer, more reliable connections  Local manufacturing, unparalleled breadth of portfolio  Expanding position in insulation for wire jacketing, 5G buildout TELECOMMUNICATIONS Source: U.S. National Defense budget of $842 billion submitted to Congress in Q1 2023 • European NATO members annual defense spend expected to increase by up to 20% Where Avient Wins:  Dyneema® is the world’s strongest fiber™  One of the highest strength to weight ratios of any material on Earth  Direct relationships with industry leading armor manufacturers  Resistant to most chemicals, UV, and moisture to handle any environment Avient Confidential 17 DEFENSE Source: US Department of Defense, defense.gov, NATO17 Source: TRANSPORTATION • Increased EPA regulations requiring improved fuel efficiency, enabled in part by lower-weight vehicles • Automakers preparing for 2/3 of U.S.

Microsoft PowerPoint - AVNT Nov 2022 Earnings Presentation AVIENT CORPORATION I N V E S T O R P R E S E N T A T I O N (NYSE: AVNT) D E C E M B E R 2 0 2 2 AVI ENT: WHO WE A RE 40 23 9 36 • U.S. and Canada • Latin America • Europe, Middle East & Africa • Asia 25,000+ CUSTOMERS Headquartered in Avon Lake, OH (Cleveland) 9,300+ employees 100+ manufacturing plants Key Financial Data 2022PF Sales $3.6 billion 2022PF EBITDA $585 million 2022PF EPS $2.95 100% ARE CUSTOMIZED SOLUTIONS TO UNIQUE SPECIFICATIONS of sales 2 Guidance as of 2022年11月2日 Webcast W H O W E A R E – V I S I O N , S T R AT E G Y, C U LT U R E 3 Avient Corporation (NYSE: AVNT) provides specialized and sustainable material solutions that transform customer challenges into opportunities, bringing new products to life for a better world.

Microsoft PowerPoint - AVNT Nov 2022 Earnings Presentation AVIENT CORPORATION I N V E S T O R P R E S E N T A T I O N (NYSE: AVNT) D E C E M B E R 2 0 2 2 AVI ENT: WHO WE A RE 40 23 9 36 • U.S. and Canada • Latin America • Europe, Middle East & Africa • Asia 25,000+ CUSTOMERS Headquartered in Avon Lake, OH (Cleveland) 9,300+ employees 100+ manufacturing plants Key Financial Data $3.6 billion2022PF Sales $585 million2022PF EBITDA $2.952022PF EPS 100% ARE CUSTOMIZED SOLUTIONS TO UNIQUE SPECIFICATIONS of sales 2 Guidance as of 2022年11月2日 Webcast W H O W E A R E – V I S I O N , S T R AT E G Y, C U LT U R E 3 Avient Corporation (NYSE: AVNT) provides specialized and sustainable material solutions that transform customer challenges into opportunities, bringing new products to life for a better world.

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 realize anticipated savings and operational benefits from the realignment of assets, including the closure of manufacturing facilities; the timing of closings and shifts of production to new facilities related to asset realignments and any unforeseen loss of customers and/or disruptions of service or quality caused by such closings and/or production shifts; separation and severance amounts that differ from original estimates; amounts for non-cash charges related to asset write-offs and accelerated depreciation realignments of property, plant and equipment that differ from original estimates; our ability to identify and evaluate acquisition targets and consummate acquisitions; the ability to successfully integrate acquired businesses into our operations, including whether such businesses will be accretive, retain the management teams of acquired businesses, and retain relationships with customers of acquired businesses; 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 financial condition of our customers, including the ability of customers (especially those that may be highly leveraged and those with inadequate liquidity) to maintain their credit availability; the speed and extent of an economic recovery, including the recovery of the housing market; our ability to achieve new business gains; the effect on foreign operations of currency fluctuations, tariffs and other political, economic and regulatory risks; changes in polymer consumption growth rates and laws and regulations regarding the disposal of plastic in jurisdictions where we conduct business; changes in global industry capacity or in the rate at which anticipated changes in industry capacity come online; 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 or delays in achieving or achievement of less than the anticipated financial benefit from initiatives related to working capital reductions, cost reductions and employee productivity goals; an inability to raise or sustain prices for products or services; an inability to maintain appropriate relations with unions and employees; our ability to continue to pay cash dividends; the amount and timing of repurchases of our common shares, if any; 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. Special items include charges related to specific strategic initiatives or financial restructuring such as: consolidation of operations; debt extinguishment costs; costs incurred directly in relation to acquisitions or divestitures; employee separation costs resulting from personnel reduction programs, plant realignment costs, executive separation agreements; asset impairments; mark-to-market adjustments associated with actuarial gains and losses on pension and other post-retirement benefit plans; environmental remediation costs, fines, penalties and related insurance recoveries related to facilities no longer owned or closed in prior years; gains and losses on the divestiture of operating businesses, joint ventures and equity investments; gains and losses on facility or property sales or disposals; results of litigation, fines or penalties, where such litigation (or action relating to the fines or penalties) arose prior to the commencement of the performance period; one-time, non-recurring items; and the effect of changes in accounting principles or other such laws or provisions affecting reported results.

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 realize anticipated savings and operational benefits from the realignment of assets, including the closure of manufacturing facilities; the timing of closings and shifts of production to new facilities related to asset realignments and any unforeseen loss of customers and/or disruptions of service or quality caused by such closings and/or production shifts; separation and severance amounts that differ from original estimates; amounts for non-cash charges related to asset write-offs and accelerated depreciation realignments of property, plant and equipment, that differ from original estimates; our ability to identify and evaluate acquisition targets and consummate acquisitions; the ability to successfully integrate acquired businesses into our operations, such as Gordon Composites and Polystrand, including whether such businesses will be accretive, retain the management teams of acquired businesses, and retain relationships with customers of acquired businesses; 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 financial condition of our customers, including the ability of customers (especially those that may be highly leveraged and those with inadequate liquidity) to maintain their credit availability; the speed and extent of an economic recovery, including the recovery of the housing market; our ability to achieve new business gains; the effect on foreign operations of currency fluctuations, tariffs and other political, economic and regulatory risks; changes in polymer consumption growth rates and laws and regulations regarding the disposal of plastic in jurisdictions where we conduct business; changes in global industry capacity or in the rate at which anticipated changes in industry capacity come online; 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 or delays in achieving or achievement of less than the anticipated financial benefit from initiatives related to working capital reductions, cost reductions and employee productivity goals; an inability to raise or sustain prices for products or services; an inability to maintain appropriate relations with unions and employees; our ability to continue to pay cash dividends; the amount and timing of repurchases of our common shares, if any; 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. Special items include charges related to specific strategic initiatives or financial restructuring such as: consolidation of operations; debt extinguishment costs; costs incurred directly in relation to acquisitions or divestitures; employee separation costs resulting from personnel reduction programs, plant phase-in costs, executive separation agreements; asset impairments; mark-to-market adjustments associated with actuarial gains and losses on pension and other post-retirement benefit plans; environmental remediation costs, fines, penalties and related insurance recoveries related to facilities no longer owned or closed in prior years; gains and losses on the divestiture of operating businesses, joint ventures and equity investments; gains and losses on facility or property sales or disposals; results of litigation, fines or penalties, where such litigation (or action relating to the fines or penalties) arose prior to the commencement of the performance period; one-time, non-recurring items; and the effect of changes in accounting principles or other such laws or provisions affecting reported results.