If you can't beat 'em, buy 'em.
October 13, 2004
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Kenneth Griffin turns to Patrik Edsparr to replace Rohit D’Souza.
November 09, 2009
Patrik Edsparr is the fourth top official to leave Citadel’s securities operation in seven months.
May 04, 2010
Sophisticated math and high-powered computers have revolutionized trading and slashed costs, but this new regime can present befuddling choices to investors.
November 10, 2005
The Citadel chief is assembling an army to fill the void left on Wall Street.
December 14, 2009
Equity trading is in the midst of a once-in-a-generation upheaval. In our first-ever ranking, we tell you which brokerage firms, exchanges and electronic systems are doing the best job for their biggest investors.
November 12, 2004