Group 1 - Billionaire Bill Ackman's hedge fund, Pershing Square Capital Management, has acquired a significant stake in Uber, owning over 1% of the company, which amounts to 30.3 million shares [1][2] - Following Ackman's announcement, Uber's stock price increased nearly 3%, contributing to a total gain of 9% on that Friday, marking its highest intraday price since October 30, 2024 [2][4] - Uber's stock has risen 14% over the week, adding approximately 20billioninmarketcapitalization,recoveringfroman86.9 billion in cash, more than double the 3.4billiongeneratedin2023,markingaturnaroundfromitspreviouscashburnofnearly9 billion from 2019 to 2023 [5]