Bill Ackman, the CEO of Pershing Square Capital Management, has historically invested in a very different manner than Warren Buffett, the legendary investor dubbed the “Oracle of Omaha.” The activist investor makes splashy, aggressive bets and touting them in the financial media. But recent reports have quoted Ackman as saying he wants to build a “modern-day Berkshire Hathaway,” suggesting a potential shift in his strategy. Read Now: Self-Made Millionaires Suggest 5 Stocks You Should Never Sell Find Out: ...