Billionaire Ken Griffin’s Citadel Investment Group took severe losses during the financial crisis, but has climbed back above its high water mark and is earning profits for its investors again. We have...... (read more)

The two biggest hedge funds led by Citadel LLC CEO Ken Griffin posted returns of about 26 percent as of the end of the year compared to 2011 year end results, according to a person familiar with the performance...... (read more)

Down 42% in the last year, and 62% in the last two years, Navistar International Corp (NYSE:NAV) continues to struggle. The $1.8 billion market cap manufacturer of trucks, engines, and related products...... (read more)

Citadel Investment Group, which is managed by billionaire Ken Griffin, now owns 5.5 million shares of video game company Take-Two Interactive Software, Inc. (NASDAQ:TTWO) according to a filing with the...... (read more)

Our database of 13F filings shows that at the beginning of October Citadel Investment Group, a large hedge fund managed by billionaire Ken Griffin, owned about 540,000 shares of KB Home (NYSE:KBH), a $...... (read more)

Billionaire and founder of Citadel Investment Group – Ken Griffin – started out trading options in his college dorm room and now manages one of the largest hedge funds in the world. In reviewing Citadel...... (read more)

At the beginning of October, billionaire Ken Griffin’s Citadel Investment Group owned 3.3 million shares of Fairchild Semiconductor International (NYSE:FCS), a $1.9 billion market cap designer and manufacturer...... (read more)

According to a 13G filed with the SEC, Citadel Investment Group owned 1.2 million shares of The WhiteWave Foods Co (NYSE:WWAV), giving it 5.4% of the outstanding shares of the company. Citadel is managed...... (read more)

A 13G filed with the SEC has disclosed that Citadel Investment Group, which is managed by billionaire Ken Griffin, owns just over 4 million shares of Brinker International, Inc. (NYSE:EAT), the restaurant...... (read more)