Live feed16:16:21·386dINSIDERFilingvia QuantisnowCEO Grizzle Victor covered exercise/tax liability with 27,453 shares and converted options into 63,855 shares, increasing direct ownership by 10% to 393,978 units (SEC Form 4)ByQuantisnow·Wall Street's wire, on your screen.AWI· Armstrong World Industries IncIndustrialsOriginal source