 TORONTO--BUSINESS WIRE--Sierra Metals Inc. TSX: SMT NYSE American: SMTS BVL: SMT Sierra Metals or the Company will release Q1-2022 financial results on Wednesday May 11th, 2022 after Market Close. Senior Management will also host a webcast and conference call on Thursday May 12th, 2022 at 11:00am EST. Details of the Conference Call and Webcast are as follows: Via Webcast: A live audio webcast of the meeting will be available on the Companys website: 