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FORTUNA MINING CORP. (FSM) Form 6-K — Jun 15, 2026

$FSMForm 6-KFiled Jun 15, 2026, 10:54 AM ET0001104659-26-073886Original filing

Fortuna Mining Corp. announced it has received the environmental decree from Senegal’s Ministry of Environment and Ecological Transition, approving the Environmental and Social Impact Assessment for its Diamba Sud Gold Project. This approval certifies that the project complies with all applicable environmental regulations and has been socially accepted by stakeholders, marking a decisive step toward obtaining the final mining permit. The company plans to continue advancing early construction works, including camp construction and purchase orders for critical-path equipment, with a 2026 project budget of US$100 million.

Key figures

Pre tax irr pct
86
After tax irr pct
72
Life of mine years
8.1
Average aisc loom usd oz
1238
Npv 5 pct after tax usd m
563
Project budget 2026 usd m
100
Total production loom koz
840
Gold price assumption usd oz
2750
Average annual production koz
106
Average aisc first 3 years usd oz
904
Initial capital expenditure usd m
283
Sustaining capital expenditure usd m
48
Average operating cash costs loom usd oz
1081
Average annual production first 3 years koz
146
Average operating cash costs first 3 years usd oz
759

AI analysis

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AI-generated analysis of a public disclosure. Not investment advice; verify against the original document.