If this hypothetical CEO indeed pays regular income taxes on $20 million a year, I'd describe them as new money that hasn't yet assimilated into the power struc

If this hypothetical CEO indeed pays regular income taxes on $20 million a year, I'd describe them as new money that hasn't yet assimilated into the power structure but will probably figure it out soon enough. With help, if necessary, and at those levels the help will seek them out.