January 30, 2020 Jan. 30, 2020 February 4, 2020

January 7, 2019 January 2, 2019 Revenue increased 8% to $883 million, primarily driven by 6% organic growth with acquisitions adding approximately 2% - GAAP earnings per share o

January 10, 2018 Our cash flow generation, financial profile and earnings potential have never been stronger, and we are very well positioned to deliver double digit EPS growth in 2018 and beyond." You are advised to consult any further disclosures we make on related subjects in our reports on Form 10-Q, 8-K and 10-K that we provide to the

Avient’s 2024 Sustainability Report: Significant Progress and New Commitments Q2 Avient Corporation Earnings Conference Call More Q1 Avient Corporation Earnings Conference Call More

We achieved $1.69 of adjusted earnings per share, a 12% increase over 2018. That’s why in January of 2019 we were very proud to have joined the Alliance to End Plastic Waste (AEPW) as a founding member. O D O L L A R S 74424.indd main_13 3/16/20 12:26 PM Annual Report | 2019 14 P E R F O R M A N C E 74424.indd main_14 3/16/20 12:26 PM 15 Annual Report | 2019 11% INCREASE IN DIVIDEND STOCK PRICE INCREASE +32% SHARES REPURCHASED 1.0Million 2.50 2.25 2.00 1.75 1.50 1.25 1.00 0.75 0.50 0.25 10 Years of Adjusted Earnings Per Share Growth $ U .S .

Microsoft PowerPoint - AVNT Q3 2021 Earnings Presentation - WEBSITE AVIENT CORPORATION T H I R D Q U A R T E R 2 0 2 1 R E S U LT S (NYSE: AVNT) O C T O B E R 2 8 , 2 0 2 1 DISCLAIMER 2 Forward-Looking Statements In this presentation, statements that are not reported financial results or other historical information are “forward-looking statements” within the meaning of the Private Securities Litigation Reform Act of 1995. You are advised to consult any further disclosures we make on related subjects in our reports on Form 10-Q, 8-K and 10-K that we provide to the Securities and Exchange Commission. In 2021, we expect substantial earnings growth and strong cash flow generation as we emerge from the COVID-19 pandemic.

March 16, 2020 March 16, 2020 earned a bachelor's degree in applied chemistry from

Reporting & SEC Filings Consensus Earnings Estimates

The Distribution segment will be reported as discontinued operations. January 1, 2022 January 1, 2021

You are advised to consult any further disclosures we make on related subjects in our reports on Form 10-Q, 8-K and 10-K that we provide to the Securities and Exchange Commission. Rose Vice President, Corporate Communications Avient Corporation +1 440-930-3162 kyle.rose@avient.com 5 Attachment 1 Avient Corporation Summary of Condensed Consolidated Statements of Income (Unaudited) (In millions, except per share data) Three Months Ended December 31, Year Ended December 31, 2020 2019 2020 2019 Sales $ 997.0 $ 658.6 $ 3,242.1 $ 2,862.7 Operating Income 65.0 20.5 189.3 156.8 Net income from continuing operations attributable to Avient shareholders 74.2 6.4 132.0 75.5 Basic earnings per share from continuing operations attributable to Avient shareholders $ 0.81 $ 0.08 $ 1.47 $ 0.98 Diluted earnings per share from continuing operations attributable to Avient shareholders $ 0.81 $ 0.08 $ 1.46 $ 0.97 Senior management uses comparisons of adjusted net income from continuing operations attributable to Avient shareholders and diluted adjusted earnings per share (EPS) from continuing operations attributable to Avient shareholders, excluding special items, to assess performance and facilitate comparability of results. Reconciliation of Pro Forma Adjusted Earnings per Share: Three Months Ended December 31, Year Ended December 31, 2019 2020 2019 Net income from continuing operations attributable to Avient shareholders $ 6.4 $ 132.0 $ 75.5 Special items, after tax (Attachment 3) 19.9 24.8 55.8 Adjusted net income from continuing operations excluding special items 26.3 156.8 131.3 Clariant MB pro forma adjustments to net income from continuing operations(2) 1.6 20.7 30.4 Pro forma adjusted net income from continuing operations attributable to Avient shareholders $ 27.9 $ 177.5 $ 161.7 Weighted average diluted shares 77.5 90.6 77.7 Pro forma impact to diluted shares from January 2020 equity offering 15.3 1.5 15.3 Pro forma weighted average diluted shares 92.8 92.1 93.0 Pro forma adjusted EPS - excluding special items pro forma for Clariant MB acquisition $ 0.30 $ 1.93 $ 1.74 (2) Pro forma adjustments for the periods prior to the acquisition date (July 1, 2020) and to give effects to the financing for the acquisition Year Ended December 31, 2020 Sales $ 3,242.1 Clariant MB pro forma adjustment to sales(2) 540.4 Pro forma sales $ 3,782.5 (2) Pro forma adjustments for the periods prior to the acquisition date (July 1, 2020) and to give effects to the financing for the acquisition 13