Bill Ackman's position in Uber Technologies is currently worth $2.24B. That's 14.61% of their entire equity portfolio (4th largest holding). The investor owns 1.39% of the outstanding Uber Technologies stock. Bill Ackman started to build up the position in Uber Technologies in Q1 2025. Since then they sold 342k shares. The stake costed the investor $2.16B, netting the investor a gain of 3.7% so far.