At the end of 2025, Elon Musk owned roughly 20% of Tesla's (TSLA +2.83%) shares, inclusive of the over 300,000,000 options he recently exercised. However, in a situation like electric vehicle maker Tesla, where CEO Elon Musk controls a huge 20% of the company's voting power, insider ownership takes a different form. This isn't the only company over which Elon Musk has such sway. He also has 82% voting control at Space Exploration Corporation (SPCX +15.83%). Expand NASDAQ : TSLA Tesla Today's Change ( 2.83 %) $ 9.05 Current Price $ 328.58 Key Data Points Market Cap $1.3T Market cap calculated using publicly traded shares outstanding only.