Tesla Stock (TSLA) After-Hours: Robotaxi Testing Update Fuels Rally — What to Know Before the Dec. 16, 2025 Market Open
Tesla closed at $475.31 Monday, up from $458.96, after Elon Musk confirmed the company is testing robotaxis with no occupants, according to Reuters. Shares slipped to $474.05 in after-hours trading. The stock now trades near its 52-week high of $488.54. Waymo, a key rival, already operates over 2,500 commercial robotaxis.