No, why? If there's a company that provides actual value, why should splitting off the financialization part kill the part that provides real value? It's maybe the same as closing down the financialization part of the company, but if so, what loss to society?

The financialization (profit-making) is the only reason anyone with any power bothers to keep any of it running.

One could say that most of the companies outside U.S are non-financial