XST-36275-0001B-01-1 X 36324-0001B-01-1 Shipment Notification - under "Material Header" MSDS - labeled as the "Product Number" (in Section 1)

TP YELLOW T015-1-1 Shipment Notification - under "Material Header" MSDS - labeled as the "Product Number" (in Section 1)

PMS GOE 146-1-2C HIPS O-T925-4-1 FL ORANGE Shipment Notification - under "Material Header" MSDS - labeled as the "Product Number" (in Section 1)

R57 BEIGE 1-1089 X MF-34982-01B1-1 Natural Shipment Notification - under "Material Header" MSDS - labeled as the "Product Number" (in Section 1)

X150-258-069-1 X 15554-03-1 Shipment Notification - under "Material Header" MSDS - labeled as the "Product Number" (in Section 1)

AZUL ANTICASPA/2 EN 1 X GT-60989-75-1 Shipment Notification - under "Material Header" MSDS - labeled as the "Product Number" (in Section 1)

X ET-16263-04-1 X ET-16351-05-1 NAT Shipment Notification - under "Material Header" MSDS - labeled as the "Product Number" (in Section 1)

NICKEL 1 ABS451 967685UV NEU-100i MAMMOTH/HS/1827 10:1 Shipment Notification - under "Material Header" MSDS - labeled as the "Product Number" (in Section 1)

MIDNIGHT BLUE V10 1% MIDNIGHT BLUE V11 @1% Shipment Notification - under "Material Header" MSDS - labeled as the "Product Number" (in Section 1)

Swanson Director, Investor Relations PolyOne Corporation +1 440-930-1018 eric.swanson@avient.com Rose Vice President, Corporate Communications PolyOne Corporation +1 440-930-3162 kyle.rose@avient.com Trade Media Contact: Michelle Maniscalco Marketing Communications Manager, North America PolyOne Corporation +1 440-930-1988 michelle.maniscalco@avient.com