Oil traders have piled into wagers that U.S. crude oil could surge to $100 a barrel by next year, a milestone that until recently many considered unthinkable due to record U.S. production growth and relatively flat global demand.  But the imminent return of U.S. sanctions on Iran and bottlenecks keeping U.S. oil from getting to market have fueled a rally that has taken benchmark oil prices to four-year highs. While big producing nations say supply is ample, hedge funds and speculators are increasingly skeptical of that argument, betting the market could rally further as sanctions on Iran’s crude exports return on Nov. 4. The bullishness is visible in the U.S. options market. The number of open positions on $100 December 2019 WTI call options CL1000L9 – […]