Live feed16:24:50·14hINSIDERFilingvia QuantisnowDirector Agnes Tang sold $178,078 worth of shares (1,511 units at $117.85) as part of a pre-agreed trading plan, decreasing direct ownership by 14% to 9,588 units (SEC Form 4)ByQuantisnow·Wall Street's wire, on your screen.IPGP· IPG Photonics CorporationTechnologyOriginal source