According to a Form 4 filing with the U.S. Securities and Exchange Commission (SEC), Almir Ambeskovic, CEO of TheFork, a subsidiary of Tripadvisor (NASDAQ:TRIP), sold 5,200 shares of company stock on August 14. This transaction was not a discretionary judgment on the company's prospects but was executed to satisfy tax withholding requirements arising from the exercise of stock options. Following the transaction, Ambeskovic continues to directly hold 38,456 shares of common stock and holds 47,158 derivative securities, including vested and unvested option awards. Over the past year, Tripadvisor's stock price has fallen by 42%.