Bill Ackman's Pershing Square has built a position in Microsoft, as the hedge fund manager said the software giant's recent pullback created a rare opportunity to buy one of the world's dominant techn...

Ackman ​on Friday said his ​firm Pershing Square had built ⁠a new position in ​tech giant Microsoft (MSFT.O) after ​its stock price dropped recently, and sold his long-owned investment in ​Alphabet to...