Below is a reconciliation of these non-GAAP financial measures to their most directly comparable measures calculated and presented in accordance with U.S. Below is a reconciliation of non-GAAP financial measures to the most directly comparable measures calculated and presented in accordance with GAAP.

Below is a reconciliation of these non-GAAP financial measures to their most directly comparable financial measures calculated and presented in accordance with GAAP. Below is a reconciliation of these non-GAAP financial measures to their most directly comparable financial measures calculated and presented in accordance with GAAP.

Below is a reconciliation of these non-GAAP financial measures to their most directly comparable financial measures calculated and presented in accordance with GAAP. Below is a reconciliation of these non-GAAP financial measures to their most directly comparable financial measures calculated and presented in accordance with GAAP.

Below is a reconciliation of these non-GAAP financial measures to their most directly comparable measures calculated and presented in accordance with U.S. Below is a reconciliation of non-GAAP financial measures to the most directly comparable measures calculated and presented in accordance with GAAP.

The amounts reported for 2022 represent the grant date fair value of the SARs granted to each of the Named Executive Officers, calculated in accordance with FASB ASC Topic 718. Using this methodology, we determined that our median employee for 2022 was a full-time employee working at a manufacturing facility in Phoenix, Arizona. 5) Adjusted EPS is calculated as net income, adjusted for special items (as noted in Appendix A), divided by weighted-average diluted shares.

Below is a reconciliation of these non-GAAP financial measures to their most directly comparable financial measures calculated and presented in accordance with GAAP. Below is a reconciliation of these non-GAAP financial measures to their most directly comparable financial measures calculated and presented in accordance with GAAP.

Below is a reconciliation of these non-GAAP financial measures to their most directly comparable measures calculated and presented in accordance with U.S. Below is a reconciliation of non-GAAP financial measures to the most directly comparable measures calculated and presented in accordance with GAAP.

Glendale, Arizona 23. Phoenix, Arizona (1) 24. Calculate color corrections to meet a target color 3.

Glendale, Arizona 23. Phoenix, Arizona (1) 24. Calculate color corrections to meet a target color 3.

The Company does not provide reconciliations of forward-looking non-GAAP financial measures, such as outlook for Adjusted EBITDA, Adjusted Earnings Per Share, Adjusted Operating Income and Free Cash Flow, to the most comparable GAAP financial measures on a forward-looking basis because the Company is unable to provide a meaningful or accurate calculation or estimation of reconciling items and the information is not available without unreasonable effort. Free cash flow conversion calculated as (EBITDA – Capex) / EBITDA Median: 81% Median: 78% H I G H F R E E C A S H F L OW C O N V E R S I O N Avient reflects 2021 estimated EBITDA of $580M and excludes one-time synergy capture CAPEX ($20M) Source: Peer data per Bloomberg market data as of July 28, 2021 87 90 86 82 80 78 73 87 82 82 79 79 78 78 77 76 71 67 46 A vi e n t K W R P P G A V Y F U L R P M G C P F M C U N V R C E IF F A S H E C L B N R E M N H X L H U N K R A S C L A L B (6) Source: Peer data per Bloomberg market data as of July 28, 2021 Total Enterprise Value / 2021E EBITDA Our current valuation with updated guidance implies an EBITDA multiple that is below specialty formulator peers and the median of other selected chemical / specialty companies.