As you know, most of the global oil majors, whether it's Statoil, Repsol, ExxonMobil, or ConocoPhillips, have actually pulled out of the oil sands. They've sold all their assets to Canadian companies, recognizing that it's not economical to invest further in exploration and production. They've already made an exodus from the oil sands, those global oil majors, recognizing that there are cheaper oil fields to develop elsewhere, easier to get to and easier to transport.
On May 24th, 2018. See this statement in context.