Bill Ackman, the activist investor who took on Chipotle in 2016, revealed Tuesday afternoon that he has turned his attention to the biggest coffee chain in the world. Ackman's hedge fund, Pershing Square Capital, has taken a roughly $900 million stake in Starbucks. Ackman unveiled the 15 million-share position—a roughly 1.1% stake—at Grant’s Interest Rate … Continue reading Activist Investor Bill Ackman Takes $900 Million Stake In Starbucks – Maggie McGrath