On October 28, 2025, Tesla began a wide rollout of its FSD v14.1.4 software to North American customers, with over 50% of eligible Hardware-4 vehicles receiving the update. Early user reports highlight substantial improvements in autonomous driving performance, including zero-intervention drives in many scenarios. This major software deployment follows careful safety evaluation and is seen as a key step in Tesla's autonomous driving ambitions. The stock closed at $460.55 (+1.80%) on October 28, 2025, and is trading higher pre-market at $464.40 (+0.84%), suggesting positive investor reaction to the FSD news.