Shares of Zeta Global Holdings (ZETA) have gained 28.2% over the past four weeks to close the last trading session at $21.95, 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$29.75 indicates a potential upside of 35.5%.The average comprises 12 short-term price targets ranging from a low of $28 to a high of$33, with a standard deviation of $1.54. While the lowest estimate indica ...