Live feed18:02:13·57dINSIDERFilingvia QuantisnowSVP, GC, Gov't. Rel., & CSO So Austin covered exercise/tax liability with 1,161 shares and exercised 2,595 shares at a strike of $173.50, increasing direct ownership by 19% to 8,968 units (SEC Form 4)ByQuantisnow·Wall Street's wire, on your screen.AWI· Armstrong World Industries IncIndustrialsOriginal source