Live feed16:25:22·754dINSIDERFilingvia QuantisnowAmron Arthur H bought $18,092 worth of shares (5,000 units at $3.62), increasing direct ownership by 38% to 18,279 units (SEC Form 4)ByQuantisnow·Wall Street's wire, on your screen.TUSK· Mammoth Energy Services Inc.EnergyOriginal source