During the last quarter, Frank Kung has sold $10,623,568.80 of Amyris stock. Most recently, Frank Kung sold 200,000 shares of the business's stock in a transaction on Wednesday, September 21st. The shares were sold at an average price of $3.50, for a transaction totalling $700,000.00. Following the completion of the sale, the director now directly owns 80,000 shares of the company's stock, valued at $280,000. Learn More on Frank Kung's trading history.