Sam Zell

Ken Griffin ranked richest among Illinois' 16 billionaires. Again.

Ken Griffin ranked richest among Illinois' 16 billionaires. Again.

Mirror, mirror on the wall, who's the richest of them all? In Illinois, it's still Citadel's Ken Griffin, according to Forbes 31st annual World's Billionaires List.

The hedge fund founder leads a pack of 16 Illinois billionaires who made this year's list. Also making the Illinois list are five Pritzkers, scions of the family that founded the Hyatt Hotel chain; real estate mogul Sam Zell; the father of Beanie Babies, Ty Warner; and Groupon's Eric Lefkofsky, to name a few.

The Illinois list is composed mostly of the same cast of characters as last year, with all but two people increasing their wealth.

Griffin's $8 billion net worth ranks him No. 166 on the international...

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