Sierra Metals Inc. Common Stock (SMT)

Sierra Metals Inc. (TSX: SMT | OTCQX: SMTSF | BVL: SMT) (“Sierra” or the “Company”) acknowledges the press release issued yesterday on behalf of Alpayana S.A.C. (“Alpayana”) announcing an intention to update its previously announced unsolicited all-cash takeover bid to acquire all of the issued and outstanding common shares of Sierra (the "Hostile Bid"). Sierra advises shareholders to TAKE NO ACTION at this time.

Sierra Metals Inc. (TSX: SMT | OTCQX: SMTSF | BVL: SMT) (“Sierra Metals” or the “Company”) reports consolidated financial and operating results for the three months (“Q4”) and full year (“FY”) ending December 31, 2024. All figures are in US dollars.

Sierra Metals Inc. (TSX: SMT | OTCQX: SMTSF | BVL: SMT) (“Sierra Metals” or the “Company”) is pleased to provide a corporate update on operations at its two underground mines in Latin America: the Yauricocha polymetallic mine (“Yauricocha”) in Peru and the copper-producing Bolivar mine (“Bolivar”) in Mexico and reiterates that the Company’s Board of Directors (the “Board”) continues to recommend shareholders reject the opportunistic hostile take-over bid launched by a subsidiary of Alpayana S.A.C. (the “Hostile Bid”).

Sierra Metals Inc. (TSX: SMT | OTCQX: SMTSF | BVL: SMT) (“Sierra Metals” or the “Company”) announces that it plans to release Q4 2024 and fiscal year 2024 financial and operating results on March 26, 2025, after market hours. Management will host a conference call and webcast to discuss these results on March 27, 2025 at 11:00 am (Eastern). Details are as follows:

Sierra Metals Inc. (TSX: SMT | OTCQX: SMTSF | BVL: SMT) ("Sierra Metals" or "the Company") announces the filing at the Lima Stock Exchange (“BVL”) by its subsidiary, Sociedad Minera Corona S.A. ("Corona") of its unaudited Financial Statements and the Management’s Discussion and Analysis ("MD&A") for the fourth quarter of 2024 ("Q4 2024").

Sierra Metals Inc. (TSX: SMT | OTCQX: SMTSF | BVL: SMT) (“Sierra Metals” or the “Company”) announces that it has been notified by the Toronto Stock Exchange (the “TSX”) that the TSX will defer its consideration of the acceptance of the Company’s shareholder rights plan dated December 30, 2024 (the “Rights Plan”) until (i) such time as the TSX is satisfied that the appropriate securities regulatory authority will not intervene pursuant to National Instrument 62-102 – Take-Over Bids – Defensive Tactics and, (ii) the ratification of the Rights Plan by shareholders of the Company by no later than June 30, 2025.

Sierra Metals Inc. (TSX: SMT | OTCQX: SMTSF | BVL: SMT) (“Sierra Metals” or the “Company”) is pleased to report drill results for the 2024 drill program in the Marian Zone (“Marian”) at the Company’s Bolivar Mine (“Bolivar”) in Mexico (Figure 1).

Sierra Metals Inc. (TSX: SMT | OTCQX: SMTSF | BVL: SMT) (“Sierra Metals” or the “Company”) reports fourth quarter (“Q4 2024”) and full year 2024 production results from its two underground mines in Latin America: the Yauricocha polymetallic mine (“Yauricocha”) in Peru and the copper-producing Bolivar mine (“Bolivar”) in Mexico.

Sierra Metals Inc. (TSX: SMT | OTCQX: SMTSF | BVL: SMT) (“Sierra” or the “Company”) today announced that its Board of Directors (the “Board”), following careful consideration and receipt of the unanimous recommendation of a special committee of its independent directors (the "Special Committee"), and after consultation with its financial and legal advisors, has recommended that Sierra shareholders reject the unsolicited all-cash take-over bid by an affiliate of Alpayana S.A.C. (“Alpayana”), to acquire all of the issued and outstanding common shares (“Common Shares”) of Sierra for C$0.85 per share (the "Hostile Bid").

Sierra Metals Inc. (TSX: SMT | OTCQX: SMTSF | BVL: SMT) ("Sierra Metals" or the "Company") announces that it has adopted a shareholder rights plan (the "Rights Plan") effective today.

Sierra Metals Inc. (TSX: SMT | OTCQX: SMTSF | BVL: SMT) (“Sierra Metals” or the “Company”) today announced that a majority of its shareholders have committed not to tender their shares in the event that Alpayana S.A.C. (“Alpayana”) formalizes its proposed unsolicited all-cash take-over bid to acquire all of the issued and outstanding common shares of Sierra Metals for C$0.85 per share.

Sierra Metals Inc. (TSX: SMT | OTCQX: SMTSF | BVL: SMT) (“Sierra Metals” or the “Company”) acknowledges the press release issued yesterday on behalf of Alpayana S.A.C. (“Alpayana”) announcing an intention to commence an unsolicited all-cash takeover bid to acquire all of the issued and outstanding common shares of Sierra Metals. Sierra Metals cautions shareholders that the announcement does not constitute an offer to acquire securities. Sierra Metals notes that there can be no assurance that any offer will ultimately be made, or on what conditions such an offer might be made.

Sierra Metals Inc. (TSX: SMT | OTCQX: SMTSF | BVL: SMT) (“Sierra Metals” or the “Company”) announces that it will hold a special meeting of shareholders (the “Special Meeting”) on January 31, 2025. The Company has set a record date for the Special Meeting of December 30, 2024.

Sierra Metals Inc. (TSX: SMT | OTCQX: SMTSF | BVL: SMT) (“Sierra Metals” or the “Company”) is pleased to provide production and cost guidance for 2025 for its two underground mines in Latin America: the Yauricocha mine (“Yauricocha”) in Peru and the Bolivar mine (“Bolivar”) in Mexico.

Sierra Metals Inc. (TSX: SMT | OTCQX: SMTSF | BVL: SMT) (“Sierra Metals” or the “Company”) is pleased to report that its Yauricocha mine in Peru has reached a full capacity throughput rate of 3,600 tonnes per day (“tpd”) since the beginning of the fourth quarter. Mine development below the 1120 level was completed on time and on budget and will extend the mine life at Yauricocha.

Sierra Metals Inc. (TSX: SMT | OTCQX: SMTSF | BVL: SMT) (“Sierra Metals” or the “Company”) reports consolidated financial results for the three-month (“Q3”) and nine-month (“9M”) periods ending September 30, 2024. The information provided below are excerpts from the Company’s Q3 2024 financial statements and Management’s Discussion and Analysis (“MD&A”), which are available on the Company's website (www.SierraMetals.com) and on SEDAR+ (www.sedarplus.ca) under the Company’s profile. Consolidated results include results from the Company’s Yauricocha Mine (“Yauricocha”) in Peru and the Bolivar Mine (“Bolivar”) in Mexico.

Sierra Metals Inc. (TSX: SMT | OTCQX: SMTSF | BVL: SMT) ("Sierra Metals" or "the Company") announces the filing at the Lima Stock Exchange (“BVL”) by its subsidiary, Sociedad Minera Corona S.A. ("Corona") of its unaudited Financial Statements and the Management’s Discussion and Analysis ("MD&A") for the third quarter of 2024 ("Q3 2024").

Sierra Metals Inc. (TSX: SMT; OTC: SMTSF; BVL: SMT) (“Sierra Metals” or the “Company”) reports third quarter 2024 production results from its two underground mines in Latin America: the Yauricocha polymetallic mine (“Yauricocha”) in Peru and the Bolivar copper mine (“Bolivar”) in Mexico.

Company Executives Share Vision and Answer Questions Live at VirtualInvestorConferences.com

Company Executives Share Vision and Answer Questions Live at VirtualInvestorConferences.com

Sierra Metals Inc. (TSX:SMT | OTCQX:SMTSF | BVL:SMT) (“Sierra Metals” or the “Company”) reports consolidated financial results for the three-month (“Q2”) and six- month (“H1”) periods ending June 30, 2024. The information provided below are excerpts from the Company’s Q2 2024 financial statements and Management’s Discussion and Analysis (“MD&A”), which are available on the Company's website (www.SierraMetals.com) and on SEDAR+ (www.sedarplus.ca) under the Company’s profile. Consolidated results include results from the Company’s Yauricocha Mine (“Yauricocha”) in Peru and the Bolivar Mine (“Bolivar”) in Mexico.

Sierra Metals Inc. (TSX: SMT | OTCQX: SMTSF | BVL: SMT) ("Sierra Metals" or "the Company") announces the filing at the Lima Stock Exchange (“BVL”) by its subsidiary, Sociedad Minera Corona S.A. ("Corona") of its unaudited Financial Statements and the Management’s Discussion and Analysis ("MD&A") for the second quarter of 2024 ("Q2 2024").

Sierra Metals Inc. (TSX:SMT | OTCQX:SMTSF | BVL: SMT) (“Sierra Metals” or the “Company”) is pleased to announce, further to the May 22, 2024 news release, the completion of the sale of the Cusi Mine and surrounding mineral concessions located in Mexico (collectively, the “Cusi Mine”) to Minera San Bernabé, S.A. de C.V., a subsidiary of Silverco Mining Corp. (“SMC”).

Sierra Metals Inc. (TSX:SMT | OTCQX:SMTSF | BVL: SMT) (“Sierra Metals” or the “Company”) reports second quarter 2024 production results from its two underground mines in Latin America: the Yauricocha polymetallic mine (“Yauricocha”) in Peru and the copper-producing Bolivar mine (“Bolivar”) in Mexico.

Sierra Metals Inc. (TSX:SMT | OTCQX:SMTSF | BVL:SMT) (“Sierra Metals” or the “Company”) announces, as at June 28, 2024, the Company’s common shares will begin trading on the Bolsa de Valores de Lima (“BVL” or the “Lima Stock Exchange”) under the symbol of BVL:SMT.