Moody's new sector heat map shows that oil and gas companies account for half of the companies with the lowest liquidity rating of SGL-4. Sabine Oil & Gas Corp. and Hercules Offshore, Inc. were both downgraded to SGL-4 last month, while Swift Energy Company has followed suit in April. https://www.moodys.com/research/Moodys-Liquidity-Stress-Index-eases-as-liquidity-support-remains-intact--PR_323259?WT.mc_id=AM~WWFob29fRmluYW5jZV9TQl9SYXRpbmcgTmV3c19BbGxfRW5n~20150417_PR_323259 Announcement: Moody's Liquidity Stress Index eases as liquidity support remains intact Global Credit Research - 17 Apr 2015 https://www.moodys.com/credit-ratings/Sabine-Oil-Gas-LLC-credit-rating-821936361