Tesla Daily Update – May 11, 2026

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📝 Today’s Tesla News Summary

  • 📈 Stock: TSLA closed at $428.35 on May 8 — up 9.13% over 5 sessions. Stock jumped ~$16.50 in one day.
  • 🔋 Tesla Semi Battery Sizes: Officially confirmed at 822 kWh (long-range config) and 548 kWh (standard), via CARB certification documents.
  • 🚛 WattEV Order: 370 Tesla Semis ordered — largest single California EV truck deployment on record.
  • 🛡️ NHTSA Model Y: First vehicle to pass the agency’s new ADAS evaluation protocol — a milestone for Tesla’s Autopilot/FSD systems.
  • ⚠️ 4680 Battery Issues: Field data shows Tesla’s in-house cells are underperforming projections for energy density and longevity.
  • 🚗 Roadster Trademarks: Tesla filed new trademark applications with a distinctive badge design for the upcoming second-gen sports car.
  • ❌ Model S/X Delivery Postponement: Tesla abruptly postponed its Model S and Model X Signature delivery event, frustrating deposit-paying customers.

🔗 Sources