Rose, Vice President, Corporate Communications, Avient Corporation, +1 440-930-3162, kyle.rose@avient.com

Rose, Vice President, Corporate Communications, Avient Corporation, +1 440-930-3162, kyle.rose@avient.com

Rose, Vice President, Corporate Communications, Avient Corporation, +1 440-930-3162, kyle.rose@avient.com

Media Contact: Kyle Rose Vice President, Corporate Communications PolyOne Corporation +1 440-930-3162 kyle.rose@avient.com

Media Contact: Kyle Rose Director, Corporate Communications PolyOne Corporation +1 440-930-3162 kyle.rose@avient.com

Rose Vice President, Corporate Communications PolyOne Corporation +1 440-930-3162 kyle.rose@avient.com

See the discussion of risks associated with raw material supply and costs in Item 1A “Risk Factors”. 6 POLYONE CORPORATION Patents and Trademarks We own and maintain a number of patents and trademarks in the U.S. and other key countries that contribute to our competitiveness in the markets we serve because they protect our inventions and product names against infringement by others. A number of foreign countries and domestic communities have enacted, or are considering enacting, laws and regulations concerning the use and disposal of plastic materials. International equity funds invest in publicly-traded equity securities of companies predominantly in the United States, developed international countries and emerging markets typically with a market capitalization greater than $2 billion with a focus on growth or value and are invested across the capitalization spectrum.

Last year, employees in over 40 countries, and more than 130 locations participated, providing actionable feedback to support our ongoing employee engagement efforts. The Compensation Clawback Policy does not condition such clawback on the fault of the executive officer, but Avient is not required to clawback amounts in limited circumstances where the Compensation Committee has made a determination that recovery would be impracticable and (1) Avient has already attempted to recover such amounts but the direct expense paid to a third party in an effort to enforce the Compensation Clawback Policy would exceed the amount to be recovered, (2) the recovery of amounts would violate applicable home country law, or (3) the recovery would likely cause the non-compliance of a tax-qualified retirement plan under the Internal Revenue Code of 1986, as amended, and applicable regulations.

A number of foreign countries and domestic communities have enacted, or are considering enacting, laws and regulations concerning the use and disposal of plastic materials. International operations are subject to risks, which include, but are not limited to, the following: ‰ changes in local government regulations and policies including, but not limited to foreign currency exchange controls or monetary policy; repatriation of earnings; expropriation of property; duty or tariff restrictions; investment limitations; and tax policies; ‰ political and economic instability and disruptions, including labor unrest, civil strife, acts of war, guerilla activities, insurrection and terrorism; ‰ legislation that regulates the use of chemicals; ‰ disadvantages of competing against companies from countries that are not subject to U.S. laws and regulations, including the Foreign Corrupt Practices Act (FCPA); ‰ difficulties in staffing and managing multi-national operations; ‰ limitations on our ability to enforce legal rights and remedies; ‰ reduced protection of intellectual property rights; and ‰ other risks arising out of foreign sovereignty over the areas where our operations are conducted. Global equity funds invest in publicly-traded equity securities of companies domiciled in the United States, developed international countries, and emerging markets typically with a market capitalization greater than $2 billion with a focus on growth or value.

Last year, employees in over 40 countries provided actionable feedback to support our ongoing employee engagement efforts. The Compensation Clawback Policy does not condition such clawback on the fault of the executive officer, but Avient is not required to clawback amounts in limited circumstances where the Compensation Committee has made a determination that recovery would be impracticable and (1) Avient has already attempted to recover such amounts but the direct expense paid to a third party in an effort to enforce the Compensation Clawback Policy would exceed the amount to be recovered, (2) the recovery of amounts would violate applicable home country law, or (3) the recovery would likely cause the non-compliance of a tax-qualified retirement plan under the Internal Revenue Code of 1986, as amended, and applicable regulations.