Live feed17:48:35·638dINSIDERFilingvia QuantisnowSenior EVP Lange Michael J. sold $349,131 worth of shares (31,377 units at $11.13), decreasing direct ownership by 11% to 246,626 units (SEC Form 4)ByQuantisnow·Wall Street's wire, on your screen.MG· Mistras Group IncConsumer DiscretionaryOriginal source