Shares of Annexon, Inc. (ANNX) have gained 20.1% over the past four weeks to close the last trading session at $7.17, 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 $14.42 indicates a potential upside of 101.1%.The mean estimate comprises six short-term price targets with a standard deviation of $8.04. While the lowest estimate of $8.50 indicates an 18.6% increase from the curr ...