“If bitcoin is up at least +100% by this time of the year, then there is a +71% chance or five in seven that bitcoin would finish the year higher with average year-end rallies of +65%,” Markus Thielen, head of research and strategy at Matrixport, said in a note to clients on Thursday. “As bitcoin tends to reach its peak by December 18th, we could call the six to seven weeks from early November to mid-December Bitcoin’s Santa Claus Rally.”