A unknown buyer acquired 5.34% stake in Global Optical Communication. Co., Ltd. from Seokho Lee for approximately KRW 810 million on June 10, 2016. Seokho Lee sold 0.17 million shares of Global Optical Communication for KRW 4800 per share. A unknown buyer completed the acquisition of 5.34% stake in Global Optical Communication. Co., Ltd. from Seokho Lee on June 10, 2016.