Tesla completes $2B xAI investment, which converts to SpaceX stock

Tesla's $2 billion investment in xAI Holdings closed on March 12, 2026. After SpaceX acquired xAI, the preferred stock converted into SpaceX Class A common stock. Tesla's FY2025 10-K/A later confirmed the closing date.

• Closing date March 12, 2026 for the $2B investment (Series E)
• Investment agreed January 16, 2026
• Preferred stock converted into SpaceX Class A common stock after the SpaceX-xAI deal