Elon Musk filed a Form 4 on September 15, disclosing a purchase of nearly 2.57 million shares in Tesla (NASDAQ: TSLA) at prices between $371–$396, totaling around $1 billion. The shares were acquired via the Elon Musk Revocable Trust, and the move marks the CEO’s largest TSLA purchase ever by value and his first insider buy since 2020, when he bought 200,000 shares worth$10 million.Following the news, the company’s stock was up nearly 8% in pre-market trading on Monday, September 15, as investors saw the p ...