He 'placed/put a lot of stock' in her ability to get the job done. [=he had a lot of trust in her ability to get the job done]
The mayor's 'stock' with voters is high/low right now. [=the mayor is popular/unpopular with voters right now]
He decided to 'exercise his stock options'. [=he decided to buy stock in the company that he works for]
(..) We need faces for camera. Come on. Let's go scalping. C'mon. Everybody down, now! Right now! This is a stock exchange. There's no money you can steal. Really? Then why are you people here? Please, everybody, stay back! Go down to the end of the block! (..)2012 The Dark Knight Rises
(..) That time's past. You're afraid that, if I go back out there, I'll fail. No. I'm afraid that you want to. You can't short the stock because Bruce Wayne goes to a party. Wayne coming back is change. Change is either good or bad. I vote bad. - On what basis? - I flipped a coin. (..)2012 The Dark Knight Rises