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Capstone Copper Reports First Quarter 2026 Results

Capstone Copper Q1 EBITDA Surges on Copper Prices Despite Strike-Driven Volume Miss

By The Northwire Desk — AI Analysis Apr 29, 2026 · 16:16 CS · 10.84 Capstone Copper Corp.

Executive Summary

Financial Performance: Capstone Copper reported record adjusted EBITDA of $329.1 million for Q1 2026, nearly doubling the $179.9 million recorded in Q1 2025. Net income turned positive at $102.5 million compared to a net loss of $6.8 million in the prior year period.
Production Impact: Consolidated copper production fell 11% year-over-year to 47,960 tonnes due to a 35-day strike action at the Mantoverde mine which was resolved on February 5, 2026.
Costs and Guidance: C1 cash costs increased slightly to $2.66/lb from $2.59/lb in Q1 2025. The company maintained its full-year 2026 guidance unchanged at 200,000-230,000 tonnes of copper production with C1 cash costs between $2.45-$2.75 per pound.
Balance Sheet: Net debt decreased to $737.5 million from $780.1 million at year-end 2025. Total available liquidity stands at $1,046.3 million ($394.1 million cash and $652.2 million undrawn credit facility).
Project Updates: The Mantoverde Optimized Project capital cost estimate remains $176 million with ramp-up expected Q4 2026. Santo Domingo exploration drilling is at 27% completion, targeting a Final Investment Decision (FID) in Q4 2026.

Material Impact

Financial Resilience: The record EBITDA and net income turnaround demonstrate strong operational profitability despite the strike disruption, driven by higher realized copper prices ($5/lb vs $4.36/lb). This confirms the company's ability to deleverage using internal cash flows as promised in previous guidance.
Operational Risk Realized: The 11% production decline highlights vulnerability at the Mantoverde mine regarding labor relations, even though the strike was resolved early in the quarter. This operational friction is a recurring risk factor that management must mitigate to meet full-year targets.
Guidance Stability: Maintaining unchanged guidance for 2026 suggests management has confidence in recovering production volumes post-strike and managing cost inflation. However, it also indicates no upside surprise on volume expectations, limiting immediate catalyst potential.
Debt Reduction: The reduction in net debt by approximately $43 million quarter-over-quarter supports the strategic goal of financial flexibility ahead of the Santo Domingo FID.

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Company Overview

Company Profile: Capstone Copper Corp. operates multiple copper mines in Chile (Mantoverde, Mantos Blancos), Mexico (Cozamin), and the USA (Pinto Valley).
Flagship Project: The Mantoverde mine is the core asset, currently undergoing the "MV Optimized" expansion to increase sulphide concentrator throughput from 32,000 tpd to 45,000 tpd.
Growth Strategy: Expansion relies on the MV Optimized brownfield project and the Santo Domingo joint venture with Orion Resource Partners, aiming to create a world-class copper district in Chile.

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