Live feed18:09:42·589dINSIDERFilingvia QuantisnowDirector Booker Corey J. sold $13,347 worth of shares (3,683 units at $3.62), decreasing direct ownership by 2% to 172,904 units (SEC Form 4)ByQuantisnow·Wall Street's wire, on your screen.TUSK· Mammoth Energy Services Inc.EnergyOriginal source