Live feed16:26:54·28dINSIDERFilingvia QuantisnowDirector Spurlin Sharon sold $246,500 worth of shares (50,000 units at $4.93), decreasing direct ownership by 21% to 189,961 units (SEC Form 4)ByQuantisnow·Wall Street's wire, on your screen.SND· Smart Sand Inc.IndustrialsOriginal source