April 5 (Reuters) - Sierra Metals Inc SMT.TO :
* SIERRA METALS ANNOUNCES CHANGES TO THE BOARD OF DIRECTORS WITH THE APPOINTMENT OF RICARDO ARRARTE AND THE RESIGNATION OF PHILIP RENAUD
* SIERRA METALS INC - CHANGES ARE EFFECTIVE IMMEDIATELY.
April 5 (Reuters) - Sierra Metals Inc SMT.TO :
* SIERRA METALS ANNOUNCES CHANGES TO THE BOARD OF DIRECTORS WITH THE APPOINTMENT OF RICARDO ARRARTE AND THE RESIGNATION OF PHILIP RENAUD
* SIERRA METALS INC - CHANGES ARE EFFECTIVE IMMEDIATELY.