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Solaris Secures EIA Technical Approval and Further Strengthens the Balance Sheet

Solaris Resources Secures Ecuador EIA Approval, Unlocks $50M Tranche

By The Northwire Desk — AI Analysis Apr 09, 2026 · 14:00 SLS · 12.51 Solaris Resources Inc.

Executive Summary

Solaris Resources Inc. received technical approval of the Environmental Impact Assessment (EIA) for its Warintza copper project in Ecuador from the Ministry of Environment and Energy.
The approval triggers the second tranche ($50 million USD) under an existing $200 million financing agreement with Royal Gold, strengthening liquidity.
Management targets full project permitting, including FPIC and Mining Exploitation Agreements, by the end of 2026.
A trading halt was in effect on April 9, 2026, from 1:16 PM ET until the news release at 2:00 PM ET to ensure fair market dissemination.
The EIA approval covers environmental baseline studies, water management, biodiversity protection, and community engagement frameworks.
Remaining permitting steps include the Government-led Free, Prior and Informed Consultation (FPIC) process and final Mining Exploitation Agreements.

Material Impact

De-risking Milestone: The EIA technical approval is a critical regulatory step that significantly reduces project execution risk in Ecuador, a jurisdiction often viewed as complex for mining permits.
Liquidity Injection: The drawdown of the $50 million tranche adds immediate cash to the balance sheet, reducing reliance on equity markets for near-term permitting and infrastructure work.
Expectation Management: This news fulfills conditions set out in the May 2025 Royal Gold financing agreement (Tranche 2 upon PFS + EIA approval). As the Pre-Feasibility Study was released in November 2025, this milestone follows a known timeline rather than introducing unexpected upside.
Valuation Context: The stock has already appreciated significantly from ~$4.00 to over $14.00 since the PFS release in late 2025. Much of the permitting progress appears priced into the current valuation, limiting immediate upside surprise despite the positive nature of the news.
Execution Risk Remains: While EIA approval is secured, the FPIC process and Mining Exploitation Agreements remain outstanding hurdles before a Final Investment Decision (FID) can be made in late 2026.

SLS · Price

Company Overview

Company: Solaris Resources Inc. (TSX: SLS).
Flagship Project: Warintza Copper-Molybdenum-Gold Project in southeastern Ecuador.
Project Status: Advanced development stage; Pre-Feasibility Study completed November 2025 with maiden reserves of 1.3 billion tonnes.
Resource Base: 3.746 billion tonnes Measured + Indicated at 0.32% CuEq; 2.092 billion tonnes Inferred at 0.20% CuEq.
Production Profile: Average annual production of 304 kt CuEq (first 5 years) with a mine life extending over 15+ years.
Economics: Post-tax NPV8% of $4.6 billion USD and IRR of 26%. First-quartile AISC projected at $0.85/lb Cu payable for the first five years.
Infrastructure: Access via national highways to ports; power demand supplied by a new 230 kV line; water from gravity-fed rainwater intake system.

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