Robinhood joins new band of companies calling the S&P 500 their home
Online broker Robinhood Markets will join the S&P 500 index after riding the popularity of cryptocurrencies to profitability and an all-time high stock price. The company is set to join the benchmark index on Sept. 22, along with mobile technology platform AppLovin and construction company Emcor Group. Robinhood is having one of its best years…