These energy companies have the highest debt and the most at risk as the oil market collapses By: MarketWatch March 10, 2020 at 00:17 AM EDT Expect bankruptcies among highly leveraged U.S. shale-oil producers. Read More >> Related Stocks: Apache Corp Archrock Inc Chevron Corp Consol Energy Inc Core Laboratories Inc Denbury Resources Equitrans Midstream Corp Exterran Corp Exxon Mobil Gulfport Energy Corp Halliburton Co Laredo Petroleum Holdings Inc Nabors Industries Noble Corp Occidental Petroleum Oneok Inc Penn VA Corp Range Resources SML Tetra Technologies U.S. Silica Holdings Inc Williams Companies