Tesla Energy Q3: deployments up 10% but revenue down 16% as prices collapse
pdamodaran · x · 2026-10-24
Tesla's energy segment posted a paradox in Q3 2026: deployments rose 10% YoY to 13.7 GWh, yet revenue fell 16% to $2,881M, missing consensus on both lines (15.9 GWh expected).
- The story is price, not demand: blended realized revenue dropped to $210/kWh (-23%) as stationary battery pack prices fell 45% in 2025 and turnkey system prices fell 31%, with Tesla passing most deflation through to buyers.
- The annual arc shows a beautifully industrialized business: revenue up 3.3x in three years (FY2022 $3,909M → FY2025 $12,771M), gross margin from 7.4% to 29.8%.
- BYD took the shipments crown with over 60 GWh vs Tesla's 46.7 GWh; disclosed AI storage capture is one related party at 3.4% of segment revenue.
- Management guides margins to normalize in the low-to-mid 20s. Author's verdict: a solid industrial business with a defended North American home market, not the scarcity-rent second engine the valuation narrative wants.
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