Except a credit card number is a piece of information that protects your real money that the word "steal" could definitely be used in relation to. It's like copying a key to a safe. This one however?
Pharma IP is literally the textbook definition of non-zero-sum. You think Fleming's refusal (or inability, or whatever) to patent penicillin resulted in the discovery being zero-sum? It's hard to imagine an example of anything more positive-sum than pharmaceutical knowledge.
A molecule will generally only be approved for a given indication once (until it goes generic). If one company releases it, the second one to discover it can’t.