Jan 9 (Reuters) - Sumatra & Gold Plc :
* ROBERT GREGORY HAS BEEN APPOINTED TO POSITION OF CHIEF EXECUTIVE OFFICER, REPLACING DAVID FOWLER
* ANTICIPATES THAT CO WILL APPOINT CHIEF FINANCIAL OFFICER DURING MARCH 2018 QUARTER
* DAVID FOWLER WILL ACT AS CO'S CFO DURING TRANSITIONAL PERIOD