Live feed17:16:02·125dINSIDERFilingvia QuantisnowSr VP Chief Tax Officer Black Matthew Stephen covered exercise/tax liability with 1,622 shares and converted options into 6,392 shares, increasing direct ownership by 12% to 43,027 units (SEC Form 4)ByQuantisnow·Wall Street's wire, on your screen.WCN· Waste Connections Inc.UtilitiesOriginal source