Summary of Endeavour Silver Corp. (EXK) Q3 2025 Earnings Call

1Key Financial Results and Metrics

Production: 1.8 million ounces of silver and 7,300 ounces of gold, totaling approximately 3 million silver equivalent ounces, representing an 88% increase year-over-year.

Revenue: $111 million, up 109% from Q3 2024, driven by higher metal prices and increased production.

Mine Operating Cash Flow: Increased by 102%.

Cash Costs: Rose to $18 per payable silver ounce due to higher royalties and costs associated with third-party mineralized material.

All-in Sustaining Costs: Increased to $30.53 per ounce, influenced by elevated exploration and capital investments.

Net Loss: $37.5 million, primarily due to a $39 million loss on derivative contracts.

Cash Position: $57 million as of September 30, 2025.

2Strategic Updates and Business Highlights

Terronera: Achieved commercial production on October 16, 2025, following a successful commissioning phase. The operation performed at 90% of design capacity.

Culpa Mine: Contributed 1.3 million silver equivalent ounces in Q3, with ongoing exploration demonstrating positive results.

Exploration Initiatives: Continued investment in exploration at Culpa with a $12 million commitment over two years to validate historical resources.

Operational Improvements: Plans to modernize infrastructure and increase throughput capacity at Culpa to 2,500 tonnes per day.

3Forward Guidance and Outlook

Production Forecast: Expected throughput of approximately 350,000 tons over the next six months from Terronera, with anticipated average grades of 120 grams per ton silver and 2.5 grams per ton gold.

Cost Guidance: Annualized production and cost guidance for 2026 will be issued in January 2026.

Free Cash Flow: Management expects to achieve positive free cash flow in Q4 2025 and Q1 2026, contingent on operational efficiencies and cost reductions.

4Challenges and Points of Concern

Net Loss: The significant net loss due to derivative contracts raises concerns about financial stability.

Higher Costs: Increased cash costs and all-in sustaining costs could pressure margins, particularly in the context of fluctuating metal prices.

Operational Downtime: Terronera experienced eight days of downtime in Q3 due to electrical issues, which could impact production consistency.

Hedging Strategy: The company is dealing with substantial losses from hedging contracts, which may create volatility in financial results moving forward.

5Notable Q&A Insights

Culpa Performance: Management noted that while grades at Culpa were slightly lower than expected, throughput was higher, and they remain optimistic about future cash flow from the mine.

Terronera Operations: Questions about operational downtime were addressed, with management indicating that they are in a "honeymoon phase" of commercial production and focused on refining processes.

Balance Sheet Flexibility: CFO Elizabeth Senez confirmed that the company has not used its At-The-Market (ATM) facility recently and is evaluating refinancing options now that Terronera is in commercial production.

Future Capital Returns: Management indicated that capital returns to shareholders would be considered after establishing a solid cash flow from operations, particularly from Terronera and future projects like Piterrea. This earnings call reflects a pivotal moment for Endeavour Silver Corp., with significant production increases and strategic advancements, albeit tempered by financial losses and operational challenges.