Shares of Seadrill (SDRL) have gained 7.3% over the past four weeks to close the last trading session at $52.51, but there could still be a solid upside left in the stock if short-term price targets of Wall Street analysts are any indication. Going by the price targets, the mean estimate of $68.25 indicates a potential upside of 30%.The average comprises four short-term price targets ranging from a low of $60 to a high of $80, with a standard deviation of $9.95. While the lowest estimate indicates an increa ...