 LIMA, Peru--BUSINESS WIRE--Compañía de Minas Buenaventura S.A.A. NYSE: BVN; Lima Stock Exchange: BUE.LM will hold its First Quarter 2021 earnings conference call on: Friday, April 30, 2021 10:00 AM Eastern Time 9:00 AM Peru Time Participating on the call to review Buenaventuras First Quarter 2021 financial and operating results will be Leandro García Raggio, Chief Executive Officer, as well as other members of the senior management team. First quarter results will be issued on Thursday 