Live feed16:57:27·1753dINSIDERFilingvia QuantisnowSEC Form 4: THOMPSON H BRIAN covered exercise/tax liability with 5,436 units of Common Stock, decreasing direct ownership by 0.86% to 624,311 unitsByQuantisnow·Wall Street's wire, on your screen.GTT· GTT Communications, Inc.Public UtilitiesOriginal source