Uber has demonstrated meaningful operating leverage in recent quarters, with adjusted EBITDA margin rising from approximately 8% to nearly 14% over the past four quarters while revenue grew at a mid-teens annual rate. For shares to double, Uber must sustain that trend—targeting revenue growth of 10% to 12% annually alongside EBITDA expansion of 20% or more. If incremental trips continue to prove profitable without renewed spending on incentives, investors will model Uber as a compounding earnings machine rather than a cyclical transportation business. Any deceleration in margin gains would make a valuation rerating far more difficult to justify.

Uber’s fledgling advertising unit, which currently contributes only a single-digit percentage of total revenue, represents the cleanest lever for outsized earnings growth. Ads carry incremental margins well above those of ride-hailing or delivery, and management expects this segment to scale into "several billion dollars" of annual revenue within three years. If advertising can sustainably deliver high-teens margins—while preserving user experience and recommendation quality—it could add hundreds of millions in free cash flow and shift investor focus from pure logistics economics to platform monetization, unlocking multiple expansion.

Though no longer Uber’s largest business, Eats still influences the company’s overall multiple. Investors currently apply a discount to the segment, questioning its ability to remain contribution-profit positive at scale and to enter adjacent categories—grocery, convenience, retail—without eroding unit economics. If Uber Eats can maintain a positive contribution margin above 10% at scale, drive year-over-year order growth in the mid-teens, and enhance customer lifetime value through cross-selling of subscriptions and ads, it will cease to be a drag and instead reinforce Uber’s broader profitability narrative.

Margin expansion, advertising scale and Eats stabilization each have standalone merit, but only their convergence is likely to trigger a full rerating. If adjusted EBITDA continues to grow at 20%+ while advertising revenue scales toward $3 billion and Eats proves structurally profitable, Uber’s earnings power could look meaningfully higher within two to three years. That combination would justify both robust earnings growth and a higher valuation multiple—setting the stage for a potential doubling of the stock.