We hit the mailbag to do a lightning round of stock talk. Listeners wrote in on Square, Nutanix, Gravity, we explain what's going on with these businesses and what we expect from them going forward. Plus we tackle a tough question about tracking down management info on foreign companies. Stocks: GRVY, SQ, NTNX, PYPL Check out more of our content here: StockUp, The Motley Fool's weekly email newsletter Podcasts Youtube Twitter Reach us by Email @ IndustryFocus@fool.com