Shares of Sunrun (RUN) have gained 3.2% over the past four weeks to close the last trading session at $16.91, 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 $22.54 indicates a potential upside of 33.3%.The mean estimate comprises 23 short-term price targets with a standard deviation of $6.73. While the lowest estimate of $13 indicates a 23.1% decline from the current price leve ...