Robinhood shares drop after the online brokerage fails to get the nod to join the S&P 500
1. Robinhood shares dropped nearly 5% after S&P 500 rebalance announcement. 2. Speculation existed about Robinhood entering the S&P 500 index. 3. Shares previously rallied over 13% in anticipation of inclusion. 4. Robinhood's stock has doubled this year amid market recovery. 5. Past rebalances significantly impacted share prices of included companies.