Company news
Marimaca Copper Corp. (TSX:MARI) news
Every Marimaca Copper Corp. press release and news update in one place — announcements, filings coverage, and company updates for investors.
Press releases & updates
Marimaca Copper Announces Appointment of Nicole Porcile as Independent Director
September 1, 2026
Marimaca Copper Extends High-Grade Bornite Zone at Pampa Medina - 6m of 6.11% Cu and 24.0g/t Ag; 40m of 2.04% Cu and 11.1g/t Ag from SPRD-07
July 7, 2026
Marimaca Announces Results of Annual General and Special Meeting of Shareholders
June 30, 2026
Pampa Medina Sulphide Drilling Intersects 16m of 5.70% Cu and 62.6 g/t Ag including 4m of 11.32% Cu and 144.0 g/t Ag in Significant Exten...
June 8, 2026
Marimaca Copper: Drilling Program at Pampa Medina Continues to Demonstrate Continuity and Scale of Sediment-Hosted Copper System
May 19, 2026
Marimaca Reports Additional High-Grade Silver Assays from Consolidated Drill Results at Pampa Medina
April 2, 2026
The Critical Materials Mining Projects That Check Every Box Right Now
March 30, 2026
Marimaca Announces the Appointment of Zenon Wozniak to its Board of Directors; Giancarlo Bruno appointed Independent Non-Executive Chair;...
March 30, 2026
Marimaca Reports Further High-Grade Copper and Silver Intersections more than 600m from Pampa Medina West Step-Out Drilling
March 11, 2026
Marimaca Announces Senior Management Updates
March 2, 2026
Marimaca Copper Announces Closing of Australian Offering to Complete Global Offering of C$409 Million (~A$423 Million)
February 26, 2026
Marimaca Copper Announces Closing of Australian Offering to Complete Global Offering of C$409 Million (~A$423 Million)
February 26, 2026
Marimaca Copper Announces Closing of Canadian Offering for C$257 Million (~A$266 Million) of C$409 Million (~A$423 Million) Global Offering
February 26, 2026
Marimaca Copper Completes Bookbuild for C$409 Million (~ A$423 Million)
February 18, 2026
Marimaca Copper Announces Global Offering of C$409 Million (~ A$423 Million)
February 17, 2026
Pampa Medina Scout Drilling Delivers Significant Oxide Extensions; Western Deep Sulphide Drilling Pending
January 26, 2026
Greenstone Files Early Warning Report for Marimaca Copper Corp.
January 9, 2026
Pampa Medina Drilling Continues to Validate Sedimentary-Hosted Copper Manto Model
November 11, 2025
Marimaca Announces Receipt of Environmental Approval for the Marimaca Oxide Deposit 
November 11, 2025
Marimaca Announces Receipt of Environmental Approval for the Marimaca Oxide Deposit
November 11, 2025
Marimaca Regretfully Announces the Passing of Colin Kinley
November 7, 2025
Marimaca Copper Files NI 43-101 Technical Report for the Previously Announced Marimaca Oxide Deposit Feasibility Study
October 9, 2025
Marimaca Copper Announces Closing of A$80,000,000 Placement
September 11, 2025
Marimaca Copper Completes A$80,000,000 Bookbuild
September 5, 2025
Canadian Investment Regulatory Organization Trade Resumption - MARI
September 5, 2025
Marimaca Copper - Update to A$80,000,000 Placement
September 4, 2025
Marimaca Copper – Update to A$80,000,000 Placement
September 4, 2025
Marimaca Copper Announces A$80,000,000 Placement
September 4, 2025
Canadian Investment Regulatory Organization Trading Halt - MARI
September 4, 2025
MOD Feasibility Study Confirms Robust Capital Intensity and 31%+ IRR; Maiden Ore Reserve
August 25, 2025
MOD Feasibility Study Confirms Robust Capital Intensity and 31%+ IRR; Maiden Ore Reserve
August 25, 2025
Marimaca Copper Announces Option to Acquire 150ktpa Sulfuric Acid Plant
August 21, 2025
High-Grade Sediment Hosted Mineralization Extended at Pampa Medina – 300m Western Step-out SMRD-16 Intersects 10m of 4.2% Cu within 70m o...
August 15, 2025
High-Grade Sediment Hosted Mineralization Extended at Pampa Medina - 300m Western Step-out SMRD-16 Intersects 10m of 4.2% Cu within 70m o...
August 15, 2025
Marimaca Drills Pampa Medina Sulphides – Intersects Exceptional 6m of 12.0% Cu within 26m of 4.1% Cu in dominantly Bornite in SMRD-13, 40...
July 3, 2025
Marimaca Drills Pampa Medina Sulphides - Intersects Exceptional 6m of 12.0% Cu within 26m of 4.1% Cu in dominantly Bornite in SMRD-13, 40...
July 3, 2025
Marimaca Copper Announces Closing of Second Tranche of US$17.7 Million Non-Brokered Private Placement
June 13, 2025
Marimaca Copper Announces Closing of Second Tranche of US$17.7 Million Non-Brokered Private Placement
June 13, 2025
Marimaca Copper Announces Closing of First Tranche of US$17.7 Million Non-Brokered Private Placement
June 11, 2025
Marimaca Copper Announces Closing of First Tranche of US$17.7 Million Non-Brokered Private Placement
June 11, 2025
Marimaca Announces Results of Annual General Meeting of Shareholders
June 6, 2025
Marimaca Copper Announces Proposed US$17.7 Million Non-Brokered Private Placement
June 4, 2025
Marimaca Extends Pampa Medina Norte Discovery – Intersects 68m at 1.20% and 40m at 1.07% CuT in Dominantly Oxides with Assays Pending for...
May 15, 2025
Marimaca Extends Pampa Medina Norte Discovery - Intersects 68m at 1.20% and 40m at 1.07% CuT in Dominantly Oxides with Assays Pending for...
May 15, 2025
Marimaca Defines Large Sediment and Volcanic Hosted Manto Copper System across the Pampa Medina Area
April 15, 2025
Correction: Marimaca Commences Trading on the Australian Securities Exchange
April 2, 2025
Marimaca Commences Trading on the Australian Securities Exchange
April 1, 2025
Marimaca Progresses DIA Environmental Permitting Process with Receipt of ICSARA
February 18, 2025
Marimaca Appoints Stantec to Progress PEA for the Integration of the Pampa Medina Project
February 11, 2025
Marimaca Copper Signs Binding Option to Acquire the Madrugador Project, Further Consolidating the SdM Exploration District
December 17, 2024