CNBC | Oil prices jump 2 percent after Saudi Arabia announces December supply cut CNBC Oil prices jumped more than 1.5 percent on Monday after top exporter Saudi Arabia announced a supply cut in December and other producers also considered reductions heading into 2019. Front-month Brent crude futures, a benchmark for global oil prices, ... Oil jumps as Saudi Arabia opens door to production cut Oil price rises as Saudi Arabia pledges supply cut - business live Oil Jumps as OPEC Moves Closer to Cutting Output |