Hedge Fund - Pershing Square

Citadel Investment Group founder Kenneth Griffin yesterday urged Congress not to ban high-frequency trading, but to focus on regulations that would improve market stability.

While most hedge funds continue to lag the market, having returned an average of only 2% through May, about half of what S&P 500 (INDEXSP:.INX) returned, a few of them have managed to outperform its peers...

Pershing Square Capital Management LP, the hedge-fund firm run by Bill Ackman, posted a 25 percent gain in its main fund for the first six months of the year, according to a person with knowledge of ...

Patricia Cohen, the ex-wife of SAC Capital Advisors LP founder Steven Cohen, has subpoenaed the U.S.

Pershing Square, managed by Bill Ackman, revealed in a new filing with the U.S. Securities and Exchange Commission that it has settled a lawsuit with Allergan Inc. (NYSE:AGN).

Allergan, Inc.

Warren Buffett’s BNSF Railway Co. and Canadian Pacific Railway Ltd.

Activist investor ValueAct Capital Management has long flown under the radar, working behind the scenes to turn companies around.

Seth Klarman's $US27 billion hedge fund Baupost has become the latest US investor to pile onto the share register of aspiring US LNG terminal developer Liquefied Natural Gas Ltd, whose shares have more...