Bill Ackman runs hedge fund Pershing Square Capital, which he started in 2003 following the dissolution of Gotham Partners.
Ackman is a value investor with an activist bent. Activist investors agitate management for changes. He owns large positions in Target (NYSE: TGT) and Borders (NYSE: BGP). He has also been involved in activist situations at Wendy's (NYSE: WEN) and McDonald's (NYSE: MCD).
In July 2008, Ackman said he was short the common stock of Fannie Mae (NYSE: FNM) and Freddie Mac (NYSE: FRE). Ackman also laid out a plan to reorganize the GSEs, which would wipe out the common shareholders.
William Ackman's Portfolio
|Company||Ticker||# of Shares||Change||Price||Value|
|Valeant Pharma||VRX||34,118,551||+14,644,618||$88.39||$3,015,738,723||History »||Related Stories »|
|Valeant Pharmaceuticals||VRX||34,118,551||+14,644,618||$88.39||$3,015,738,723||History »||Related Stories »|
|Air Products & Chemicals Inc||APD||20,549,076||$130.35||$2,678,572,057||History »||Related Stories »|
|CANADIAN PACIFIC RAILWAY||CP||13,940,890||$124.01||$1,728,809,769||History »||Related Stories »|
|Zoetis||ZTS||41,823,145||$40.43||$1,690,909,753||History »||Related Stories »|
|Mondelez International||MDLZ||43,366,342||-76,898,896||$38.10||$1,652,257,631||History »||Related Stories »|
|Restaurant Brands||QSR||38,003,984||$32.01||$1,216,507,528||History »||Related Stories »|
|THE HOWARD HUGHES CORPORATION||HHC||3,568,017||$85.03||$303,388,486||History »||Related Stories »|
|PLATFORM SPECIALTY PRODUCTS CORPORATION||PAH||42,737,394||$5.95||$254,287,495||History »||Related Stories »|