Robinhood CEO Vlad Tenev has sold 375,000 shares of the company's stock, HOOD, since July 6, according to a Form 4 filing. The shares were sold at an average price of $116.17, resulting in a total cash-out of $43.56 million. Despite this sale, Tenev retains a significant stake in the company, holding 48.3 million Class B shares valued at over $5 billion.