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|
|Allergan Inc||AGN||28,878,538||$219.26||$6,331,908,242||History »||Related Stories »|
|Air Products & Chemicals Inc||APD||20,549,076||$145.61||$2,992,150,957||History »||Related Stories »|
|CANADIAN PACIFIC RAILWAY||CP||13,940,890||+2,588||$174.67||$2,435,055,257||History »||Related Stories »|
|Zoetis||ZTS||41,823,145||+36,286,283||$42.73||$1,787,102,986||History »||Related Stories »|
|Restaurant Brands||QSR||38,003,984||+38,003,984||$38.68||$1,469,994,102||History »||Related Stories »|
|BURGER KING WORLDWIDE, Inc.||BKW||38,387,865||$35.50||$1,362,769,208||History »||Related Stories »|
|Platform Specialty Products||PAH||42,737,394||+9,404,064||$21.00||$897,485,274||History »||Related Stories »|
|THE HOWARD HUGHES CORPORATION||HHC||3,568,017||$130.63||$466,090,061||History »||Related Stories »|