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]
(..) Welcome, Bob. He was saying, "Welcome, Bob." What? Hello? Bob? Hi, Lydia. Is this a bad time? No, it's always a good time. Look, um, your burgundy carpet isn't in stock. It's gonna take weeks. Did you like any of the other colors? Whatever you like. L-I'm completely lost. It's just carpet. (..)2003 Lost in Translation