Tesla Q3 Free Cash Flow Beats Estimates as AI Capex Falls Short, Raising Growth Concerns
Tesla reported unexpected positive free cash flow for Q3, driven by significantly lower capital expenditure on AI and robotics than Wall Street expected. This strategy boosts immediate liquidity but raises doubts about the company's commitment to its long-term AI growth narrative amidst SpaceX merger talks.
U.S. electric vehicle maker Tesla reported unexpected positive free cash flow of $1.53 billion for the third quarter on October 21, 2026, far exceeding the market consensus of a $4.92 billion cash burn. The result was primarily driven by a significant reduction in capital expenditure on artificial intelligence and robotics, which came in at $4.7 billion against an average analyst estimate of $7.5 billion. While still more than double the previous year's level, the spending was notably below plan.
Tesla shares fell 1.8% in after-hours trading, reflecting mixed investor sentiment regarding the financial outcome. Ryan Lee, Senior Vice President of Product and Strategy at Direxion, noted that while the free cash flow beat was pleasant, the lower capex raised questions about the automaker's next steps: "Lower capex suggests less of an 'all-in' approach to the AI arms race than one would expect from Elon."
The earnings release coincides with heightened speculation about a potential merger between Tesla and SpaceX, another company led by CEO Elon Musk. Musk stated on Tuesday that a merger was a "good idea" and that special committees had been formed to discuss a deal. Thomas Monteiro, a senior analyst at Investing.com, commented that while the merger faces a high bar, the financial logic has become harder to ignore. However, much of Tesla's roughly $1.4 trillion valuation is tied to future growth in AI, robotaxis, and humanoid robots. Preserving cash at the expense of investment speed could undermine the very growth story investors are betting on.
On the top line, Tesla reported revenue of $28.05 billion for the three months ended September 30, slightly above the $27.88 billion analysts were expecting, despite a slight year-over-year decline. Vehicle deliveries rebounded to 486,532 units, marking the first sign of annual delivery growth in three years. Automotive gross margin, excluding regulatory credits, stood at 18.1%, beating estimates of 16.7%. Although the energy storage unit provided a key counterweight, the core automotive business remains under scrutiny due to global competition launching newer, cheaper models and Tesla's reliance on aging Model 3 and Model Y platforms.