Of those collected, 81% of the suppliers reported an EcoVadis medal rating in their overall scorecard evaluation. Of those collected, 81% of the suppliers reported an EcoVadis medal rating in their overall scorecard evaluation. Our scope 2 emissions account for electric power.

Yes, achieving this target will support Avient's achievement of Abs 2. Row 1 Scope 2, location-based We are reporting a Scope 2, location-based figure Scope 2, market-based We are reporting a Scope 2, market-based figure Comment C6.3 (C6.3) What were your organization’s gross global Scope 2 emissions in metric tons CO2e? Reporting year Scope 2, location-based 134,961 Scope 2, market-based (if applicable) 87,577 Comment C6.4 (C6.4) Are there any sources (e.g. facilities, specific GHGs, activities, geographies, etc.) of Scope 1 and Scope 2 emissions that are within your selected reporting boundary which are not included in your disclosure?

RT-CH-110a.2 RT-CH-140a.2 RT-CH-320a.2

Row 1 Scope 2, location-based We are reporting a Scope 2, location-based figure Scope 2, market-based We are reporting a Scope 2, market-based figure Comment C6.3 (C6.3) What were your organization’s gross global Scope 2 emissions in metric tons CO2e? Reporting year Scope 2, location-based 134,244 Scope 2, market-based (if applicable) 85,892 Comment C6.4 (C6.4) Are there any sources (e.g. facilities, specific GHGs, activities, geographies, etc.) of Scope 1 and Scope 2 emissions that are within your selected reporting boundary which are not included in your disclosure? Other C7.9b (C7.9b) Are your emissions performance calculations in C7.9 and C7.9a based on a location-based Scope 2 emissions figure or a market-based Scope 2 emissions figure?

PROXY STATEMENT 2025 | Annual Meeting of Shareholders 63 Outstanding Equity Awards at 2024 Fiscal Year-End Option Awards Stock Awards Grant Date Unexercised  Options (#) Exercisable Number of Securities Underlying Unexercised Options (#) Unexercise- able (1) Equity Incentive Plan Awards: Number of Securities Underlying Unexercised Unearned Options (#) (1) Option Exercise Price Option Expiration Date Number of Shares or Units of Stock that have not Vested (2) Market Value of Shares or Units of Stock that have not Vested 12/1/2023 — — — — — 108,979 4,452,882 2/22/2024 — — — — — 42,175 1,723,271 2/22/2024 — 133,300 — 39.27 2/22/2034 — — 2/14/2022 — — — — — 6,849 279,850 2/17/2023 — — — — — 8,150 333,009 2/22/2024 — — — — — 10,136 414,157 2/08/2021 27,200 — — 42.27 2/08/2031 — — 2/14/2022 — — 22,300 52.64 2/14/2032 — — 2/17/2023 8,750 8,750 8,750 42.93 2/17/2033 — — 2/22/2024 — 32,050 — 39.27 2/22/2034 — — 2/14/2022 — — — — — 4,909 200,582 2/17/2023 — — — — — 7,204 294,355 2/22/2024 — — — — — 8,038 328,433 2/14/2018 10,400 — — 41.89 2/14/2028 — — 2/10/2020 19,200 — — 31.48 2/10/2030 — — 2/08/2021 20,150 — — 42.27 2/08/2031 — — 2/14/2022 — — 16,000 52.64 2/14/2032 — — 2/17/2023 7,750 7,750 7,750 42.93 2/17/2033 — — 2/22/2024 — 25,400 — 39.27 2/22/2034 — — A.M. Sanders 4/29/2024 — — — — — 20,343 831,215 2/14/2022 — — — — — 4,803 196,251 2/17/2023 — — — — — 5,731 234,169 2/22/2024 — — — — — 6,553 267,756 2/11/2019 16,700 — — 31.54 2/11/2029 — — 2/10/2020 18,550 — — 31.48 2/10/2030 — — 2/08/2021 19,250 — — 42.27 2/08/2031 — — 2/14/2022 — — 15,650 52.64 2/14/2032 — — 2/17/2023 6,133 6,133 6,134 42.93 2/17/2033 — — 2/22/2024 — 20,600 — 39.27 2/22/2034 — — M.A. Cover Page 2.

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BROWN 106792 2 VERDE PMS 362-2 PP 433C SMOKE 2

T-LT.BLUE 2 T-DK PINK 2 T-PINK 2

RED ABS 2 RED PP 2 GREY PP 2