Top story:  'Top 15 stocks added by Robinhood users today (# of users holding)  1 $NIO 2 Amazon $AMZN 3 Microsoft $MSFT 4 Altimmune $ALT 5 Apple $AAPL 6 Spartan $SPAQ 7 Tesla $TSLA 8 Alibaba $BABA 9 Landca…  see more