Live feed16:01:38·5mINSIDERFilingvia QuantisnowOfficer Young James Douglas sold $226,864 worth of shares (47,030 units at $4.82), decreasing direct ownership by 12% to 360,821 units (SEC Form 4)ByQuantisnow·Wall Street's wire, on your screen.SND· Smart Sand Inc.IndustrialsOriginal source