Live feed16:38:54·690dINSIDERFilingvia QuantisnowDirector Montagner Marc bought $526,130 worth of shares (10,000 units at $52.61), increasing direct ownership by 14% to 79,468 units (SEC Form 4)ByQuantisnow·Wall Street's wire, on your screen.CCOI· Cogent Communications Holdings Inc.Consumer DiscretionaryOriginal source