Top increases in # users holding for stocks held by Robinhood traders today:  1. $GNUS: +12959 2. $CIOXY: +9175 3. $TSLA: +7491 4. $BIOC: +7018 5. $TOPS: +6997 6. $DIS: +6907 7. $GE: +6434 8. $MTL-: +5496 9. $AMZN: +5038 10. $NOVN: +4801