S&P downgrades Shell to A+/A-1; keeps door open to further downgrade
February 01, 2016 at 16:28 PM EST
Feb 1 (Reuters) - Credit ratings agency Standard and Poors on Monday downgraded oil major Royal Dutch Shell Plc to A+/A-1 from AA-/A-1+ and put its long-term credit rating on creditwatch negative citing sliding oil prices.