S&P 500 Gains and Losses Today: Robotaxi Drives Tesla Surge, Supermicro Stock Drops
1. Tesla shares jumped 8.2% following autonomous robotaxi launch in Texas. 2. Elon Musk plans rapid expansion of robotaxi fleet by end of 2026. 3. Wedbush analyst predicts potential market cap doubling driven by robotaxi services. 4. S&P 500 COVID rally was buoyed by major tech stocks' performance. 5. Iran's retaliation scenario for U.S. airstrikes adds geopolitical uncertainty.