Live feed17:15:39·512dINSIDERFilingvia QuantisnowOfficer Whittleston Paul covered exercise/tax liability with 4,820 shares, decreasing direct ownership by 8% to 52,722 units (SEC Form 4)ByQuantisnow·Wall Street's wire, on your screen.ECVT· Ecovyst Inc.IndustrialsOriginal source