How much is the CEO of Citadel worth?

The CEO of Citadel, whose name is not mentioned in the given paragraph, has an unknown net worth. The question asks specifically about the financial value or wealth of this individual, but no specific information is provided in the text to answer this directly. Typically, the net worth of a CEO would be calculated based on their assets minus their liabilities, and might include the value of their stake in the company, but without any concrete data, it's impossible to give a precise figure.