Home › Markets › ReportMarkets · ReportTesla closed at 354.08, -5.9% on the dayTrade pressSlicast · September 7, 2026 at 21:06 UTC · Global · Source: Yahoo Financeimportance 65.9Read the originalShareCompanies in this storyTeslaCapex history →In-depth analysisCommentaryTesla Memphis BESS, September 2026: Largest U.S. Grid Battery Comes Online at xAI's ColossusRelated reportsPower & EnergyTesla is building the largest grid-scale battery storage facility in the US at xAI's Memphis Colossus site.2026-09-13Power & EnergyTesla has completed construction of the largest grid-scale battery energy storage system (BESS) in the United States, supplying power to xAI's Colossus data center.2026-09-13Chips & HardwareNvidia launches the DSX Ready Certification Program and qualifies Tesla and Vertiv as the first partners for AI Factories infrastructure.2026-09-24Chips & HardwareDensityAI, a chip startup founded by former Tesla Dojo engineers, achieved a $10 billion valuation and has raised hundreds of millions for development of an accelerator with 3D DRAM stacking.2026-09-26Chips & HardwareSamsung advanced semiconductor roadmap spans facilities across Pyeongtaek, Hwaseong, Giheung, and a new U.S. campus in Taylor, with yield challenges complicating a $16.5 billion deal tied to Tesla.2026-08-20