Tesla Stock (TSLA) After-Hours: Robotaxi Testing Update Fuels Rally — What to Know Before the Dec. 16, 2025 Market Open
Tesla, Inc. (NASDAQ: TSLA) ended the latest U.S. session sharply higher as investors digested fresh signs of progress in the company’s robotaxi push—then eased slightly in after-hours trading. As of the close timestamp shown by Google Finance (Dec. 15, 4:03 p.m. ET), Tesla finished at $475.31, up from a $458.96 prior close, before slipping to roughly $474.05 in extended trading. google.com For readers in parts of Europe and Asia where the calendar has already turned to Tuesday, Dec. 16, this is still the Monday U.S. close—but the setup and catalysts matter the same: Tesla heads into Tuesday’s session with momentum,