Is This Top Bill Ackman Stock Still a Buy After Soaring More Than 50% This Year?

Core Viewpoint - Uber Technologies has shown significant growth in 2025, with a year-to-date stock increase of over 50%, driven by consistent growth and rising profitability [2][3] Financial Performance - In Q2, Uber reported an 18% year-over-year growth in trips and gross bookings, with revenue reaching $12.7 billion and operating income increasing by 82% to $1.5 billion [5] - Adjusted EBITDA rose 35% to $2.1 billion, with margins improving from 3.9% to 4.5% of gross bookings [5] - Free cash flow for the quarter was $2.5 billion, and trailing-twelve-month free cash flow hit a record $8.5 billion [5][8] Business Strategy - Uber's platform strategy is yielding results, with record audience engagement and profitability across its Mobility and Delivery segments [6] - Mobility revenue grew by 19% and Delivery revenue by 25% in the quarter, with management forecasting continued double-digit growth and further year-over-year gains in adjusted EBITDA [7] Share Repurchase Program - Uber has authorized a $20 billion share repurchase program, reflecting confidence in its business and strong cash generation [8] Valuation and Market Position - Following a 55% increase in stock price, Uber's market value is approximately $200 billion, with a price-to-free cash flow ratio in the mid-20s [9] - The current valuation is not considered a bargain, but it remains reasonable given the company's growth and margin expansion [9] Investment Outlook - The investment case for Uber remains strong, with core segments scaling effectively and management's guidance indicating ongoing growth [11] - The stock is viewed as a reasonable buy-and-hold candidate for investors willing to accept platform-economy risks, while existing investors may consider holding to benefit from cash returns and operating leverage [12]