Live feed16:10:52·854dINSIDERFilingvia QuantisnowRobertson Corbin J Jr converted options into 73,529 units of COMMON UNITS and covered exercise/tax liability with 28,934 units of COMMON UNITS (SEC Form 4)ByQuantisnow·Wall Street's wire, on your screen.NRP· Natural Resource Partners LP Limited PartnershipEnergyOriginal source