If a present or future law, governmental decree, order, regulation, or ruling under any existing or future legislation prevents Seller from increasing or revising the price as provided herein, or nullifies or reduces any price or price increase hereunder, upon written notice from one to the other, Seller and Buyer will attempt to identify mutually agreeable changes to conform this contract with such law, decree, order, regulation, or ruling. Seller may change the price and/or terms of delivery and shipment at any time up until delivery, except where a written alternative pricing mechanism exists that is signed by Seller. Buyer acknowledges and represents that it is familiar with and shall strictly comply with all applicable laws and regulations concerning the trade, export or re-export of products, services, data or technology (“Items”), including the International Traffic in Arms Regulations (ITAR), the Export Administration Regulations (EAR) and the trade sanctions regulations administered by the U.S.

1BASF, “Kaolin” http://kaolin.basf.com/applications/ market/selected/plasticsandrubber 1Imerys Performance Minerals, Mica http://www.imerys-perfmins.com/mica/usa/mica.htm   2LKAB Minerals, MicaFort http://lkabminerals.com/Products/MicaFort 

1BASF, “Kaolin” http://kaolin.basf.com/applications/ market/selected/plasticsandrubber 1Imerys Performance Minerals, Mica http://www.imerys-perfmins.com/mica/usa/mica.htm   2LKAB Minerals, MicaFort http://lkabminerals.com/Products/MicaFort 

1BASF, “Kaolin” http://kaolin.basf.com/applications/ market/selected/plasticsandrubber 1Imerys Performance Minerals, Mica http://www.imerys-perfmins.com/mica/usa/mica.htm   2LKAB Minerals, MicaFort http://lkabminerals.com/Products/MicaFort 

1BASF, “Kaolin” http://kaolin.basf.com/applications/ market/selected/plasticsandrubber 1Imerys Performance Minerals, Mica http://www.imerys-perfmins.com/mica/usa/mica.htm   2LKAB Minerals, MicaFort http://lkabminerals.com/Products/MicaFort 

1BASF, “Kaolin” http://kaolin.basf.com/applications/ market/selected/plasticsandrubber 1Imerys Performance Minerals, Mica http://www.imerys-perfmins.com/mica/usa/mica.htm   2LKAB Minerals, MicaFort http://lkabminerals.com/Products/MicaFort 

1BASF, “Kaolin” http://kaolin.basf.com/applications/ market/selected/plasticsandrubber 1Imerys Performance Minerals, Mica http://www.imerys-perfmins.com/mica/usa/mica.htm   2LKAB Minerals, MicaFort http://lkabminerals.com/Products/MicaFort 

1BASF, “Kaolin” http://kaolin.basf.com/applications/ market/selected/plasticsandrubber 1Imerys Performance Minerals, Mica http://www.imerys-perfmins.com/mica/usa/mica.htm   2LKAB Minerals, MicaFort http://lkabminerals.com/Products/MicaFort 

The Company noted it will provide more details on its 2021 outlook during the webcast scheduled for 9:00 a.m. $1.74 $1.93 $2.80 2019PF 2020PF 2021E Adjusted EPS (1) + 61% (1) (1) Financial information is pro forma to include a full year of Clariant Masterbatch business acquisition 4 Webcast Details The webcast can be viewed live at avient.com/investors, or by clicking here: https://edge.media- server.com/mmc/p/eaivs28r. # # https://www.avient.com/investors/ https://edge.media-server.com/mmc/p/eaivs28r https://edge.media-server.com/mmc/p/eaivs28r https://www.avient.com/investors/ http://www.avient.com/ 5 Forward-looking Statements In this press release, statements that are not reported financial results or other historical information are “forward-looking statements” within the meaning of the Private Securities Litigation Reform Act of 1995.

GEON C8000 BROWN (PRICING) GEON 87416 MIST (PRICING) Services