Fortuna Mining | $FSM $FVI

Fortuna intersects 0.96 g/t gold over 350 meters at the Lindero Mine in Argentina. Infill drilling confirms gold mineralization extends significantly below the current reserve pit design: 🔹 LDH-272: 0.96 g/t Au over 350m from surface 🔹 LDH-261: 1.05 g/t Au over 143m from surface Read the full release on our website under the news section.

Fortuna to release third quarter 2026 financial results on November 4, 2026; Conference call at 12 p.m. Eastern time on November 5, 2026 globenewswire.com/NewsRoom/R…

Fortuna intersects 0.96 g/t gold over 350 meters at the Lindero Mine, Argentina globenewswire.com/NewsRoom/R…

Fortuna Mining reports updated results from exploration drilling at the Southern Arc and Kassasoko deposits at the Diamba Sud Gold Project located in Senegal, and the start of drilling at Kabewest on the recently acquired and contiguous Bambadji properties. Southern Arc Drilling Highlights: 🔹 DSR1128: 7.8 g/t Au over an estimated true width of 12.8 meters from 103 meters 🔹 DSR1149: 3.9 g/t Au over an estimated true width of 40.8 meters from 228 meters Bambadji Exploration Work Program: 🔹 Drilling commenced at Kabewest with six drill rigs operating as part of an $8 million drilling campaign for the remainder of 2026 🔹 Kabewest is located approximately 2.3 kilometers from the proposed Diamba Sud plant site Read full details and QA/QC disclosures on our website.

Safety first! Here is a quick look at the essential PPE required before heading out to operations 👷‍♀️

Q3 2026 Production Update ⛏️ Fortuna delivered 69,665 GEO in Q3 (214,754 GEO YTD), remaining on track to achieve 2026 guidance. Highlights: • Approved 30% Séguéla plant expansion • Acquired adjacent 190 km² Bambadji property at Diamba Sud • Caylloma on track to exceed annual guidance. Details: fortunamining.com/news/fortu… NYSE: FSM | TSX: FVI

Across our corporate offices, regional offices, mines and projects, safety is a shared commitment. Recognize the signs. Take action. Stop the job if it is not safe. Everyone goes home safe. $FSM $FVI

Self-funded growth in action ⛏️ CEO Jorge A. Ganoza breaks down @FortunaMining’s path to ~500,000 GEO/yr from H2 2028 with @KitcoNews, highlighting $650M in growth funded via cash flow, not equity dilution: "Instead of financing these expansions, we're funding them through cash flow." Watch the full interview here: youtu.be/GONHut1qsFs NYSE: FSM | TSX: FVI

An overview of operational milestones at our 100% owned Lindero Mine in Salta, Argentina. Since achieving first gold pour in October 2020, Lindero produced 87,489 oz of gold in 2025 with a crushing capacity of 18,750 tpd, while employing 1,091 workers in Tolar Grande.

Meet Mekie, the Emergency Response Team Coordinator at our Séguéla mine. From preparedness drills to real-time response, Mekie and his team are committed to keeping everyone on site safe. Their dedication, training, and teamwork ensure we’re ready for any situation, because safety is more than a priority, it’s a responsibility we share. Watch the full interview to learn more about the people behind our safety culture at Séguéla.

Fortuna Mining was pleased to participate in Mining Forum Americas 2026 in Colorado Springs! CEO, Director & Co-Founder Jorge A. Ganoza took the stage to present our long-term growth strategy, highlighting our target of reaching ~500,000 GEO per year starting in H2 2028.

Fortuna Mining Chief Executive Officer and Director Jorge A. Ganoza provides an update on the permitting and development path for the Diamba Sud Gold Project in Senegal 🇸🇳

True partnership is built on transparency. Dr. Abdoul Karim Kabélé Camara shares how bringing local leaders from Senegal to our Séguéla mine in Côte d'Ivoire shows what responsible mining looks like: "The authorities believe in the project... For sure, the future is bright." NYSE: FSM | TSX: FVI.

We have allocated a $3.7M brownfields exploration budget at the Lindero Mine in Argentina for 2026. The plan includes ~11,000m of drilling at Arizaro to test strike potential at depth and ~6,000m of infill drilling below Lindero’s main pit to convert resources to reserves and extend mine life. Watch today's video to learn more!

Fortuna Mining Chief Executive Officer, Director, and Co-Founder Jorge A. Ganoza will present live at Mining Forum Americas 2026 (@DenGoldGroup) in Colorado Springs! Monday, Sept 28, 2026 11:00 AM MDT Colorado Springs, USA Tune in to hear key updates on our growth pipeline and our path to to targeting an annualized production rate of ~500,000 GEO/yr from H2 2028. Catch the live stream and presentation details on the official conference site. Read the full news release on Fortuna Mining's website.

ICYMI: Fortuna recently acquired the 190 km² Bambadji gold project in Senegal from @barrick_mining & @IAMGOLD_Corp for $200M. The project directly borders Diamba Sud, consolidating ~60 km of prospective strike along the Senegal-Mali Shear Zone. An initial $8M, 51,000m drill program is set for 2026.

“You have to be in West Africa.” 🌍 Fortuna Mining President & CEO Jorge A. Ganoza joined @northernminer podcast host Adrian Pocobelli to discuss our Bambadji gold project acquisition in Senegal and our strategic approach to operating in frontier jurisdictions. 🎧 Watch & Listen now on The Northern Miner podcast

Q2 2026: $85.7M free cash flow, $200M EBITDA before taxes at a 63% margin, and 72,000 oz of gold, on track for approximately 300,000 oz this year. President & CEO Jorge A. Ganoza breaks down the quarter with @ArcadiaEconomic. Full results under News on our website. $FSM $FVI

Part 2 of the Séguéla base camp tour: the restaurant, the football field, and the private rooms the team comes home to after shift. This is where the people behind Fortuna's Côte d'Ivoire operation live and work. $FSM $FVI