...tank Singularity University; and Bill Ackman, CEO of Pershing Square Capital...

...took a medical leave of absence from late December until late February. Valeant also said Pershing Square Capital...

...not respond to requests for information. Valeant Pharmaceuticals International Inc. (TSX:VRX; NSE:VRX, Laval, Quebec) and Pershing Square Capital...

...$9 billion in the same period. Valeant Pharmaceuticals International Inc. (TSX:VRX; NYSE:VRX, Laval, Quebec) and Pershing Square Capital...

...annual revenues of more than $23 billion annually. Valeant Pharmaceuticals International Inc. (TSX:VRX; NSE:VRX) and Pershing Square Capital...

...The U.S. District Court for the Central District of California ruled that activist Pershing Square Capital and Valeant...

...a Dec. 18 date for a special shareholder meeting at which Valeant and hedge fund Pershing Square Capital...

...date for a special shareholder meeting at which Valeant and Allergan’s largest shareholder, hedge fund Pershing Square Capital...

...a special shareholder meeting at which Valeant Pharmaceuticals International Inc. (NYSE:VRX; TSX:VRX) and hedge fund Pershing Square Capital...

...Allergan’s largest shareholder, hedge fund Pershing Square Capital, hired Credit Suisse as a financial advisor to assist in...