Their efforts were instrumental in our achievement of earning the distinction of a “Best Place to Work” on the Corporate Equality Index with a perfect score of 100% in 2020 and 2021. PROXY SUMMARY 8 PROXY STATEMENT 2022 | Annual Meeting of Shareholders Another excellent measurement of our innovation performance is our Vitality Index, which represents Company revenue from products that have been in our portfolio for less than five years. For 2021, our Vitality Index reached 36%, validating the strength of our technology portfolio.

Avient Stock Performance The following is a graph that compares the cumulative total shareholder returns for Avient’s common shares, the S&P 500 index and the S&P Mid Cap Chemicals index, with dividends assumed to be reinvested when received. The S&P Mid Cap Chemicals index includes a broad range of chemical manufacturers. Because of the relationship of Avient’s business within the chemical industry, comparison with this broader index is appropriate.

Avient Stock Performance The following is a graph that compares the cumulative total shareholder returns for Avient’s common shares, the S&P 500 index and the S&P Mid Cap Chemicals index, with dividends assumed to be reinvested when received. The S&P Mid Cap Chemicals index includes a broad range of chemical manufacturers. Because of the relationship of Avient’s business within the chemical industry, comparison with this broader index is appropriate.

Entitled to incentive Type of incentive Activity inventivized Comment Board/Executive board Monetary reward Emissions reduction target Energy reduction target Behavior change related indicator Company performance against a climate- related sustainability index All employees Monetary reward Emissions reduction project Energy reduction project Efficiency project We celebrate, reward and share our associates’ great work through our global recognition programs. Publication In voluntary communications Status Complete Attach the document Avient_Sustain_2020_for CDP.pdf Page/Section reference About us, Planet, Performance, Metrics and Index sections Content elements Governance Strategy Risks & opportunities Emissions figures Emission targets Comment Publication In mainstream reports Status Complete Attach the document 2030-goals.pdf Page/Section reference Pg. 1 Avient CDP Climate Change Questionnaire 2021 Tuesday, August 3, 2021 83 Content elements Emission targets Comment Publication Other, please specify EcoVadis report Status Complete Attach the document 20201113_Avient EcoVadis CSR Questionnaire.pdf 20201113_Avient EcoVadis CSR Questionnaire.pdf Page/Section reference Pgs. 1-67 Content elements Governance Strategy Risks & opportunities Emissions figures Emission targets Other metrics Comment C15.

Entitled to incentive Type of incentive Activity incentivized Comment Board/Executive board Monetary reward Emissions reduction target Energy reduction target Behavior change related indicator Company performance against a climate- related sustainability index All employees Monetary reward Emissions reduction project Energy reduction project Efficiency project We celebrate, reward and share our associates’ great work through our global recognition programs. Publication In mainstream reports Status Complete Attach the document Avient 2022 Proxy Statement.pdf Page/Section reference Pg. 4, 30 Content elements Governance Strategy Emissions figures Emission targets Comment 2022 Annual Proxy Statement Publication In voluntary sustainability report Status Complete Attach the document Avient 2022 Proxy Statement.pdf Page/Section reference About us, Planet, Performance, Metrics and Index sections Content elements Governance Strategy Risks & opportunities Emissions figures Avient CDP Climate Change Questionnaire 2022 Friday, July 29, 2022 118 Emission targets Comment CSR report Publication Other, please specify EcoVadis report Status Complete Attach the document 2022 EcoVadis Questionnaire_Avient.pdf Page/Section reference Pgs. 1-83 Content elements Governance Strategy Risks & opportunities Emissions figures Emission targets Comment EcoVadis report C15.

Because Covered Years are presented in the table in reverse chronological order (from top to bottom), the table should be read from bottom to top for purposes of understanding cumulative returns over time. (4) For purposes of this pay versus performance disclosure, our peer group is the S&P 400 Chemicals index (the "Peer Group").

Support Yoke for Hanging Industrial Motor

Because Covered Years are presented in the table in reverse chronical order (from top to bottom), the table should be read from bottom to top for purposes of understanding cumulative returns over time. (4) For purposes of this pay versus performance disclosure, our peer group is the S&P 400 Chemicals index (the "Peer Group").

Because Covered Years are presented in the table in reverse chronical order (from top to bottom), the table should be read from bottom to top for purposes of understanding cumulative returns over time. (4) For purposes of this pay versus performance disclosure, our peer group is the S&P 400 Chemicals index (the "Peer Group").

Because Covered Years are presented in the table in reverse chronical order (from top to bottom), the table should be read from bottom to top for purposes of understanding cumulative returns over time. (4) For purposes of this pay versus performance disclosure, our peer group is the S&P 400 Chemicals index.