Billionaire investor Elon Musk’s brother and director Kimbal Musk sold Tesla (TSLA) stock worth $27.6 million last week. The corporate insider

Tesla Inc directors Kimbal Musk and Robyn M Denholm as well as Chief Financial Officer Vaibhav Taneja sold shares of the company over the past week, according to recent filings with the Securities and Exchange Commission.

After reaching a net worth of more than $486 billion in December, Elon Musk’s wealth has sunk below $400 billion for the first time in 2025. Tesla—where Musk derives about 60% of his wealth—has had an abysmal year.

Musk's portfolio, from electric cars to space exploration, and his role in the government, raises questions of potential inside advantages.