Who is Ken Griffin? 5 things to know about the Citadel CEO. By: MarketWatch January 23, 2023 at 13:54 PM EST Hedge-fund manager Ken Griffin has an estimated net worth of $29.4 billion and ranks No. 42 on the list of the world’s richest people. Read More >> Related Stocks: AMC Entertainment Holdings DJIA GameStop Corp Robinhood Markets Inc Cl A
