Tesla (NASDAQ:TSLA) stock has reached day 5 of an uninterrupted series of days marked by gains, resulting in a total return of 18% over this span. The gains appear to be driven largely by CEO Elon Musk’s purchase of about 2.6 million Tesla shares, valued at roughly $1 billion. This was Musk’s first open market purchase of Tesla shares in almost five years, and is likely being seen by investors as a sign of his confidence in Tesla’s prospects. The EV maker counts AI, autonomous driving, robotaxis, and humano ...