> If they don't chase profits they'd get sued by shareholders or some activist investor will mount an attack. You can't leave money on the table, whether you're a man or a woman.

There is no objectively best profit maximizing strategy for a company to pursue. Courts give management wide latitude to exercise their own judgement about how to run a company. The only way that they will intervene on behalf of shareholders is when management can be proven to have acted in bad faith.

CEOs are chosen not because they are objectively the best at maximizing profits but because they have traits that investors believe make for a good CEO. If investors are choosing masculine CEOs it's not necessarily because masculine CEOs are better at producing profits, it's because investors perceive them as being better at producing profits.

Survival of the fittest doesn't mean that the optimal strategy always wins out. If you believe that then you would have to believe that every species of life is perfect.