 TORONTO--BUSINESS WIRE--- SMT SMT--Sierra Metals Inc. TSX: SMT NYSE American: SMTS BVL or Bolsa de Valores de Lima: SMT Sierra Metals or the Company will release Q2-2022 consolidated financial results on Thursday August 11th, 2022 after Market Close. Senior Management will also host a webcast and conference call on Friday August 12th, 2022 at 11:00 am EDT. Details of the Conference Call and Webcast are as follows: Via Webcast: A live audio webcast of the meeting will be available on the Comp 