Stocks to watch on Thursday:Under Armour (UAA) - the stock retested the lows and held $16. The trading action though suggest Under Armour could hit news lows in the next week. GrubHub (GRUB) - stock surged 11% on Q4 guidance that is mostly a misunderstanding surrounding the Eat24 purchase from Yelp (YELP). Regardless, the online food ordering and delivery service continues to fight off competition. Chipotle Mexican Grill (CMG) - stock is on a straight path to $250 and maybe even lower. Twitter (TWTR) - analysts forecast a near 5% decline in Q3 revenues. Investors shouldn't expect anything special though guidance should start showing some improvements as new live shows start improving ad revenues. Any weakness is a buying opportunity. Click on the Sign in/Sign up button in the top right corner to join for free to comment on your stock moves for tomorrow. Click on the Follow button to get daily blog posts from Out Fox The $treet. Disclosure: Long UA, TWTR