Live feed14:01:14·1737dINSIDERFilingvia QuantisnowSEC Form 4: Steele Gary returned $11,696,608 worth of Common Stock to the company (66,458 units at $176.00), closing all direct ownership in the companyByQuantisnow·Wall Street's wire, on your screen.PFPT· Proofpoint, Inc.TechnologyOriginal source