Live feed16:01:57·290dINSIDERFilingvia QuantisnowVice President of Accounting Green Christopher M. sold $22,425 worth of shares (11,500 units at $1.95), decreasing direct ownership by 18% to 53,959 units (SEC Form 4)ByQuantisnow·Wall Street's wire, on your screen.SND· Smart Sand Inc.IndustrialsOriginal source