Live feed14:05:31·1701dINSIDERFilingvia QuantisnowSEC Form 4: Gil Kristen returned $1,664,784 worth of Common Stock to the company (9,459 units at $176.00), closing all direct ownership in the companyByQuantisnow·Wall Street's wire, on your screen.PFPT· Proofpoint, Inc.TechnologyOriginal source