Live feed21:11:06·1255dINSIDERFilingvia QuantisnowSEC Form 4: Mcdonald Kevin M covered exercise/tax liability with 54,468 shares and was granted 102,586 shares, increasing direct ownership by 43% to 429,560 units (Amendment)ByQuantisnow·Wall Street's wire, on your screen.NEX· NexTier Oilfield Solutions Inc.EnergyOriginal source