Bloomberg Canadian crude surged by the most ever after Enbridge Inc. said it won’t implement a new procedure to stop shippers from claiming more space than they can use on a key pipeline linking Alberta’s oil sands with US refineries. Western Canadian Select jumped as much as $12.20 a barrel to $13.80 below the US benchmark, the narrowest spread since …

Bloomberg The global rally in risk assets that sent US stocks to a 12-week high sputtered on Tuesday, with the S&P 500 struggling to push higher. Treasuries rose while Italian bonds fell. Contracts for the S&P 500 had signalled the underlying gauge would extend gains following its highest finish since mid-March, but momentum faded as the open neared. After a …

Bloomberg Crude declined after the US government was said to have asked Saudi Arabia and other OPEC producers to raise oil supply. The request for a 1 million-barrel-a-day increase follows Washington’s decision to re-impose sanctions on Iranian crude exports that had removed roughly the same amount from global markets when restrictions were previously in place earlier this decade. OPEC pumped …