Live feed18:19:43·1868dINSIDERFilingvia QuantisnowSEC Form 4: Knight David disposed of $30,292 worth of Common Stock (233 units at $130.01) and exercised 469 units of Common Stock at a strike of $0.00, increasing direct ownership by 2% to 15,756 units to cover taxesByQuantisnow·Wall Street's wire, on your screen.PFPT· Proofpoint, Inc.TechnologyOriginal source