99.99% of the time they don't sell. In fact, they're famous for not selling.
The only way you even have a shred of a chance at opening a dialogue would be to put a really eye-opening offer in your email up front. Eye opening to a multi-multi-multi-million dollar company, not eye opening to an individual of course!
Even there your chances must be wafer-slim.
You have literally zero chance if you're expecting THEM to name a price.