Materion Corporation (NYSE:MTRN - Get Free Report) Director Emily Liggett sold 1,012 shares of the firm's stock in a transaction dated Tuesday, September 1st. The shares were sold at an average price of $232.42, for a total value of $235,209.04. Following the completion of the sale, the director directly owned 3,161 shares in the company, valued at approximately $734,679.62. This represents a 24.25% decrease in their ownership of the stock. The …