Shares of ARKO Corp. (ARKO) have gained 21.5% over the past four weeks to close the last trading session at $5.53, 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$7.63 indicates a potential upside of 38%. The mean estimate comprises four short-term price targets with a standard deviation of $2.69. While the lowest estimate of$5 indicates a 9.6% decline from the current price l ...