NORTH AMERICA (Goods manufactured by Avient): Use the search boxes on the current page to use the online search for SDS for products manufactured by Avient. COLOR SMART TRANSL DK PURPLE COLOR SMART TRANSL DK PURPLE

NORTH AMERICA (Goods manufactured by Avient): Use the search boxes on the current page to use the online search for SDS for products manufactured by Avient. LIQUID COLOR YELLOW Liquid Color Green 355C 484-20438-1

NORTH AMERICA (Goods manufactured by Avient): Use the search boxes on the current page to use the online search for SDS for products manufactured by Avient. COLOR SMART PURPLE PEARL COLOR SMART TRANSL PURPLE

NORTH AMERICA (Goods manufactured by Avient): Use the search boxes on the current page to use the online search for SDS for products manufactured by Avient. LIQUID COLOR RED 493-002-NS LIQUID COLOR GREEN 484-40086-1

NORTH AMERICA (Goods manufactured by Avient): Use the search boxes on the current page to use the online search for SDS for products manufactured by Avient. PU TPE COLOR CONCENTRATE WT TPE COLOR CONCENTRATE

NORTH AMERICA (Goods manufactured by Avient): Use the search boxes on the current page to use the online search for SDS for products manufactured by Avient. R85 INSIGNIA RED COLOR# 2741 R21 INSIGNIA RED COLOR# 2741

NORTH AMERICA (Goods manufactured by Avient): Use the search boxes on the current page to use the online search for SDS for products manufactured by Avient. PX-11502-A SG COLOR 9421-FCFF PX-11502-B SG COLOR 9422-SCFF

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. Each of such adjustments has not yet occurred, are out of Avient’s control and/or cannot be reasonably predicted. FX -1.5% FX -0.5% Total Avient -2.0% Q 1 2024 R ES U LT S Q1 2024 PERFORMANCE VS.

HMF RED UV PE 12 GREEN LM+UV GREEN LM+UV BU

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. Each of such adjustments has not yet occurred, are out of Avient’s control and/or cannot be reasonably predicted. 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.