STAN-TONE HCC-35627 TAN STAN-TONE MB-31295 DK BL/GRN 31315 STAN-TONE DB-15597 HI LITE BLUE

STAN-TONE HCC-30712 ORANGE STAN-TONE DC-801 TAN STAN-TONE DB-15597 HI LITE BLUE

STAN-TONE HCC-29083 CORONA WHITE STAN-TONE MC-16155 YELLOW STAN-TONE DB-15597 HI LITE BLUE

They are based on management’s expectations that involve a number of business risks and uncertainties, any of which could cause actual results to differ materially from those expressed in or implied by the forward-looking statements. Avient’s chief operating decision maker uses these financial measures to monitor and evaluate the ongoing performance of Avient and each business segment and to allocate resources. Senior management believes the measures described above are useful to investors because they allow for comparison to Avient's performance in prior periods without the effect of items that, by their nature, tend to obscure Avient's operating results due to the potential variability across periods based on timing, frequency and magnitude.

STAN-TONE HCC-103114 GREY 36375 STAN-TONE HCC- VAL BOOT BROWN STAN-TONE HCC-103119 D TAN

STAN-TONE VCP-34229 BLACK STAN-TONE HCC-25480 BLACK STAN-TONE HCC-26997 GRAY

STAN-TONE SMB-15378 RED STAN-TONE HCC-8397 GREY STAN-TONE VC-31950 TOPAZ

STAN-TONE MB-10648 BLUE STAN-TONE 40MB10 BLUE STAN-TONE 23VC06 RED

STAN-TONE VC-24681 GRAY STAN-TONE VC-16814 MOCHA STAN-TONE 13VCP05 YELLOW

Avient operating results due to the potential variability across periods based on timing, frequency and magnitude. Share-based compensation expense