Our core values of Collaboration, Innovation and Excellence, and our personal values of Integrity, Honesty and Respect, are critical to our culture and underpin all that we do.  THE 4Ps OF SUSTAINABILITY AT AVIENT PEOPLE People is the first of Avient’s four cornerstones of sustainability, which, together with our core values and our four-pillar strategy, form the framework of our company culture. Our key development opportunities include nomination-based leadership programs (such as NextGen, Emerging Leaders and Elevate), foundational leadership training for all current or aspiring people managers, called Core Leadership, and LSS training at a variety of levels, where individuals can be certified for job-specific LSS programs, up through Master Black Belt certification.

Nikrant - - - - -- - - - - - - - - - - -2900 3507 2/11/2024 - - - -- - - - - - - - - - Number of Shares or Units ot f Stock That Have Not Vested (#) ((gg)) Number of Securities Underlying Unexercised Options (#) Unexercisable ((c)) Number of Securities Underlying Unexercised Options (#) Exercisable ((b)) - - - - - - - - - - - - - - - - - - - - - - - - -- - 3500 112140 - - - -- - 4569 146391 Equity Incentivtt e Plan Awards: Number of Securities Underlying Unexercised Unearned Options (#) ((d)) - - - Equity Incentivtt e PlanAwards: Number of Unearned Shares,Units ot r Othertt Rights ttt hatt t Have NotVested (#) ((i)) - - - - - - - OptionAwards - 105200 - - - - - - - - - - - - - - - - - - - - Name ((a)) Stock Awards J.V.

Guided by its Core Values, Sustainability Promise and No Surprises Pledge, Avient is an ACC Responsible Care and Great Place to Work certified company and a founding member of the Alliance to End Plastic Waste. Additionally, Avient’s self-assessments, based on ISO 9001/IATF 16949, are requested of suppliers in order to provide insight into the core components of their Quality Management Systems (QMS) and subsequently used as approval criteria for Avient’s most sensitive end applications. Our focus in our core growth areas of sustainable solutions, composites, healthcare, and emerging regions will take the company to new heights with a revitalized focus on innovation.

Our core values of Collaboration, Innovation and Excellence, and our personal values of Integrity, Honesty and Respect, are critical to our culture and underpin all that we do. THE 4Ps OF SUSTAINABILITY AT AVIENT PEOPLE People is the first of Avient’s four cornerstones of sustainability, which, together with our core values and our four-pillar strategy, form the framework of our company culture. Our key development opportunities include nomination-based leadership programs (such as NextGen, Engage and Elevate), foundational leadership training for all current or aspiring people managers (called Core Leadership), and Lean Six Sigma training at a variety of levels, where individuals can be certified for job-specific Lean Six Sigma programs, up through Master Black Belt certification.

Our core values of Collaboration, Innovation and Excellence, and our personal values of Integrity, Honesty and Respect are critical to our culture and underpin all that our associates do.

We have a two-pronged strategic approach, where we seek to intersect high-growth markets and secular trends with our technologies to (1) build new platforms of scale by playing bigger and bolder in high-growth markets, and (2) catalyze the core of our business, maximizing the impact of what we have.