Stocks to watch on Thursday: Fitbit (FIT) - rallied to $6 based on Fitbit Care and deal with Humana (HUM). The train is only now leaving the station so don't exit too soon. Despite successfully moving into smartwatches and medical devices, the EV still sits below $1 billion valuing the company as a fitness tracker. LendingClub (LC) - the fintech remains the next pick to rally based on extreme valuation. LendingClub has sustained 20% growth and a large cash balance, yet the stock trades near all-time lows. Use the persistent weakness in the $3.50 range to build and hold a position. Under Armour (UAA, UA) - the athletic apparel maker continues to make progress in turning the $5 billion business into a very profitable one. The stock remains cheap trading at roughly 1.5x sales estimates at around $20. UA remains the better play trading at roughly a $1.75 discount to UAA. 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 FIT, LC, UA