is committed to its customers, employees, communities and shareholders through ethical, sustainable and fiscally responsible principles. Rose, Vice President, Corporate Communications, PolyOne Corporation, +1 440-930-3162, kyle.rose@avient.com

is an ACC Responsible Care® certified company committed to its customers, employees, communities and shareholders through ethical, sustainable and fiscally responsible principles. Rose, Vice President, Corporate Communications, PolyOne Corporation, +1 440-930-3162, kyle.rose@avient.com

is committed to its customers, employees, communities and shareholders through ethical, sustainable and fiscally responsible principles. Rose, Vice President, Corporate Communications, PolyOne Corporation, +1 440-930-3162, kyle.rose@avient.com

is committed to its customers, employees, communities and shareholders through ethical, sustainable and fiscally responsible principles. Rose, Vice President, Corporate Communications, PolyOne Corporation, +1 440-930-3162, kyle.rose@avient.com

is committed to its customers, employees, communities and shareholders through ethical, sustainable and fiscally responsible principles. Rose, Vice President, Corporate Communications, PolyOne Corporation, +1 440-930-3162, kyle.rose@avient.com

is an ACC Responsible Care® certified company committed to its customers, employees, communities and shareholders through ethical, sustainable and fiscally responsible principles. Rose, Vice President, Corporate Communications, PolyOne Corporation, +1 440-930-3162, kyle.rose@avient.com

The company maintains its previously communicated full-year adjusted EPS guidance of Rose, Vice President, Corporate Communications, Avient Corporation, +1 440-930-3162, kyle.rose@avient.com

Guided by its Core Values, Sustainability Promise and No Surprises Pledge(SM), PolyOne is committed to its customers, employees, communities and shareholders through ethical, sustainable and fiscally responsible principles. Media Contact: Kyle Rose Director, Corporate Communications PolyOne Corporation +1 440-930-3162 kyle.rose@avient.com

Guided by its Core Values, Sustainability Promise and No Surprises PledgeSM, PolyOne is committed to its customers, employees, communities and shareholders through ethical, sustainable and fiscally responsible principles. Media Contact: Kyle Rose Director, Corporate Communications PolyOne Corporation +1 440-930-3162 kyle.rose@avient.com

Rose Vice President, Corporate Communications Avient Corporation +1 440-930-3162 kyle.rose@avient.com 6 Attachment 1 Avient Corporation Summary of Condensed Consolidated Statements of Income (Unaudited) (In millions, except per share data) Three Months Ended June 30, Six Months Ended June 30, 2021 2020 2021 2020 Sales $ 1,235.2 $ 609.1 $ 2,397.5 $ 1,320.6 Operating Income 108.1 38.0 228.5 90.8 Net income from continuing operations attributable to Avient shareholders 68.8 23.0 148.1 56.1 Basic earnings per share from continuing operations attributable to Avient shareholders $ 0.75 $ 0.25 $ 1.62 $ 0.63 Diluted earnings per share from continuing operations attributable to Avient shareholders $ 0.74 $ 0.25 $ 1.60 $ 0.63 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.