Bill Ackman's Pershing Square adds $2,092,970,000 in Microsoft and cuts Uber, Alphabet

In Q1 2026, Bill Ackman's Pershing Square Capital opened a major Microsoft (MSFT) position, buying 5,654,078 shares for $2.092 billion. Over the same period, the fund reduced exposure to Uber and Alphabet, and by March 31 it listed Brookfield (BN) and Amazon (AMZN) as its two biggest portfolio holdings.