Company Sierra Metals Inc.

SMT

CA82639W1068

Diversified Mining

Market Closed - Toronto S.E. Other stock markets 03:56:18 2025-07-18 pm EDT			5-day change	1st Jan Change
1.150 ^CAD	-3.36%		+0.88%	+36.90%

Jul. 18	Alpayana Opposes Sierra Metals' Separation Agreement With Certain Executives	MT
Jun. 04	Cerrado Gold Inc. Appoints Alonso Lujan as Vice President Exploration Effective June 1, 2025	CI

Business description: Sierra Metals Inc.

Sierra Metals Inc. is a Canadian mining company focused on copper production with additional base and precious metals by-product credits at its Yauricocha Mine in Peru and Bolivar Mine in Mexico. Yauricocha is an underground mine located in the western central Peru in the Yauyos province, approximately 12 kilometers (km) west of the Continental Divide. The Yauricocha property covers 18,778 hectares that straddle a 20 km strike length over the prolific Yauricocha fault, a major ore controlling structure in this part of western central Peru. The Bolivar Mine is a contiguous portion of the 15,217-hectare Bolivar Property land package within the municipality of Urique, in the Piedras Verdes mining district of Chihuahua State, Mexico. The Piedras Verdes Plant, which is located six km from the Bolivar Mine. The Company has large land packages at each of its mines with several prospective regional targets providing longer-term exploration upside and mineral resource growth potential.

Number of employees: 1,170

Sales by Activity: Sierra Metals Inc.

Fiscal Period: December	2020	2021	2022	2023	2024
Mexico - Bolivar Mine	81.76M	65.28M	55.59M	122M	145M
Peru - Yauricocha Mine	147M	181M	110M	108M	127M
Mexico - Cusi Mine	18.18M	26.14M	26.89M	-	-

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Executive Committee: Sierra Metals Inc.

Manager	Title	Age	Since
Ernesto Balarezo Valdez CEO	Chief Executive Officer	57	2022-11-27
Jean Pierre Fort DFI	Director of Finance/CFO	34	2024-06-30
Astolfo Romero PRN	Corporate Officer/Principal	-	2024-02-29
Patricia Kosa Muñoz LAW	General Counsel	-	2024-09-10
Alberto Calle HRO	Human Resources Officer	-	2021-10-31

See SIERRA METALS INC. governance

Composition of the Board of Directors: Sierra Metals Inc.

Director	Title	Age	Since
Robert Neal BRD	Director/Board Member	57	2022-06-09
Miguel Aramburú Álvarez-Calderón CHM	Chairman	62	2024-06-24
Ernesto Balarezo Valdez BRD	Director/Board Member	57	2022-11-27
Beatriz Orrantia BRD	Director/Board Member	53	2023-06-27
Wendy Kaufman BRD	Director/Board Member	58	2023-08-20
Roberto Fernando Maldonado Astorga BRD	Director/Board Member	-	2024-06-24

Composition of the Board of Directors

Shareholders: Sierra Metals Inc.

Name	Equities	%	Valuation
Alpayana SAC 52.01 %	110,229,279	52.01 %	92 M $
Arias Resource Capital Management LP 5.649 %	11,971,701	5.649 %	10 M $
ETF Managers Group LLC 0.5297 %	1,122,462	0.5297 %	932 766 $
Ixios Asset Management SA 0.3393 %	719,000	0.3393 %	597 489 $
Douglas Cater 0.2446 %	518,386	0.2446 %	430 779 $

List of SIERRA METALS INC. shareholders

Company details: Sierra Metals Inc.

Sierra Metals, Inc.

200 Bay Street Suite 2800

M5J 2J3, Toronto

+416 366 7777

http://www.sierrametals.com

Integrated Mining

Add to a list 0 selected To use this feature you must be a member Log in Sign up	Change	5d. change	1-year change	3-years change	Capi.($)
SIERRA METALS INC.	-3.36%	+0.88%	+38.55%	+35.29%	181M
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SAUDI ARABIAN MINING COMPANY (MA'ADEN)	-1.27%	-2.51%	+22.44%	+46.76%	56.9B
GLENCORE PLC	+0.08%	-2.86%	-32.68%	-27.69%	48.56B
GRUPO MÉXICO, S.A.B. DE C.V.	+0.63%	-0.44%	+12.60%	+47.70%	47.61B
ANGLO AMERICAN PLC	+1.64%	-1.11%	-13.97%	-25.43%	32.4B
HINDUSTAN ZINC LIMITED	-0.33%	+2.59%	-32.81%	+48.39%	21.37B
VEDANTA LIMITED	+0.33%	+0.69%	-1.24%	+87.74%	20.22B
TECK RESOURCES LIMITED	-1.61%	-1.79%	-19.84%	+44.12%	18.68B
Average	+0.04%	+0.06%	-4.08%	+26.22%	48.24B
Weighted average by Cap.	+1.08%	+0.41%	-5.78%	+15.04%