C. Keith Hartley has not been actively trading shares of Universal Display during the last ninety days. Most recently, C Keith Hartley sold 10,000 shares of the business's stock in a transaction on Thursday, November 5th. The shares were sold at an average price of $213.31, for a transaction totalling $2,133,100.00. Following the completion of the sale, the director now directly owns 89,667 shares of the company's stock, valued at $19,126,867.77. Learn More on C. Keith Hartley's trading history.