Popular financial services company Robinhood Markets (HOOD) has rewarded investors this year with robust gains. Its pending addition to the S&P 500 Index ($SPX) on Sept. 22 has also raised investor optimism. Following the news of the addition, HOOD stock surged 15.8% intraday on Sept. 8. Citing this inclusion in the index, Bernstein analyst Gautam Chhugani hiked HOOD stock to a Street-high price target of $160. Chhugani believes that this inclusion is more than symbolic, bolstering the belief that the sto ...