Live feed10:59:19·1596dINSIDERFilingvia QuantisnowSEC Form 4: Frauendorfer Linda K exercised 559 shares at a strike of $6.45 and sold $7,602 worth of shares (559 units at $13.60)ByQuantisnow·Wall Street's wire, on your screen.SGMA· SigmaTron International Inc.TechnologyOriginal source