Fortuna Mining Corp. (FSM)

Price$12.05Cached quoteAs of 2026-09-11 05:43 UTC

AI: Undervalued

Price checkAt the observed valuation, strong cash generation and manageable growth spending outweigh the risk of falling metal prices.

After the 2026 buybacks, the observed market price implies an equity value of about $3.7 billion. That is about 12 times the SEC-derived 2025 total net income, or roughly 14 times 2025 income attributable to shareholders from continuing operations. A simple doubling of first-half 2026 continuing attributable income gives a multiple near 10 times. Doubling first-half free cash flow, meaning cash left after running and investing in ongoing operations, gives about seven times. Those are modest valuations, so I view the shares as undervalued, although recent earnings benefited from realized gold above $4,400 per ounce.

Big pictureProfits and cash flow have surged, but Fortuna's own history shows mining earnings can reverse quickly.

The SEC-derived history shows revenue rising to $947 million and total net income to $311 million in 2025, while operating cash flow reached $455 million. First-half 2026 continued that strength, with $186.5 million of income attributable to shareholders from continuing operations and $259.7 million of free cash flow. But Fortuna lost money in both 2022 and 2023, showing how sharply the cycle can turn. In Q2 2026, realized gold prices fell from the first quarter while mine costs rose, cutting quarterly income from $111 million to $75.5 million.

Business strengthThe balance sheet is strong, and recent buybacks partly reverse years of rising share count.

At year-end 2025, the SEC-derived history lists $554 million of cash and $76.9 million of debt, implying $477 million net cash. Management's own measure also counted $172.5 million of convertible notes, debt that can turn into shares, and reported $381.5 million net cash, so definitions matter. By June 2026, management reported $435 million net cash and $756.7 million of cash and borrowing capacity after $106.6 million of buybacks. Shares had risen from about 184 million in 2020 to 306 million in 2025, but 10.8 million were repurchased in 2026. The August Bambadji deal then used $200 million cash.

What could change the storySuccessful project delivery could add substantial value, while weaker gold prices or overruns could erase the discount.

The bull case rests on two growth projects. Diamba Sud's feasibility study values the project at about $1.0 billion after tax on a 100% basis at $3,500 gold, with $398 million initial capital; Senegal would receive a 10% stake at no development cost when the exploitation permit is granted. Séguéla's $109 million expansion targets more than 200,000 annual ounces. The bear case is execution and price sensitivity: Q2 all-in sustaining cost, a broad mine running-and-upkeep measure, reached $2,157 per gold-equivalent ounce. The valuation works best if metal prices stay healthy and both projects avoid delays or overruns.

AI: News

Strong Q2 cash generationSecond-quarter cash flow stayed strong, but higher mine costs and lower gold prices reduced profit from the prior quarter.

On August 5, Fortuna reported Q2 2026 free cash flow of $85.7 million from ongoing operations, attributable net income of $75.5 million, and net cash of $435 million. Production remained on guidance at 72,217 gold-equivalent ounces, but all-in sustaining cost increased to $2,157 per ounce and realized gold price fell to $4,447 from $4,884 in Q1. The result supports near-term funding capacity while showing earnings sensitivity to metal prices, Argentina costs, royalties, and operating disruptions.

Bambadji acquisitionFortuna spent heavily to expand its Senegal land position, adding exploration upside but shrinking its cash cushion.

On August 10, Fortuna paid $200 million cash from treasury for the 190-square-kilometer Bambadji project beside Diamba Sud, plus a 0.5% royalty on the first 1.75 million ounces from Bambadji Nord. The company also approved an $8 million 2026 drilling program. The land package could extend the Diamba district and create processing synergies, but the purchase immediately consumes a large portion of June's net cash before any new reserve or mine plan has been established.

Séguéla expansion approvedA modestly sized expansion could lift a proven mine's output and strengthen Fortuna's future cash flow.

On July 29, Fortuna approved a 30% processing-capacity expansion at Séguéla, from 1.75 million to 2.3 million tonnes annually, plus development of the Sunbird underground mine. The company estimates $109 million of construction capital, a roughly 2.5-year payback, and average production above 200,000 gold ounces per year over the next decade. Ramp-up is targeted for the second half of 2028, making execution and schedule discipline important to the growth case.

Diamba feasibility studyThe Senegal project now looks highly profitable on company estimates, but permits and construction remain key hurdles.

On June 29, Fortuna published Diamba Sud feasibility results showing a company-estimated $1.0 billion after-tax project value at $3,500 gold, a 60% internal rate of return, a project-return measure, and $397.5 million initial capital. The plan targets 116,000 average annual gold ounces over 9.4 years and first gold in Q2 2028. Environmental approval is in hand, but the exploitation permit remains outstanding, so the modeled value is not equivalent to cash today and still depends on costs, timing, and gold prices.

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Financial statements

	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016
Revenue	$947.1M	$677.2M	$842.4M	$681.5M	$599.9M	$279.0M	$257.2M	$263.3M	$268.1M	$210.3M
Gross profit	$466.9M	$233.4M	$190.0M	$146.8M	$205.5M	$110.2M	$84.6M	$96.6M	$109.6M	$80.6M
Gross margin	49.30%	34.46%	22.56%	21.54%	34.25%	39.51%	32.89%	36.68%	40.86%	38.34%
Operating expenses	$58.5M	$77.2M	$190.4M	$260.3M	$68.6M	$53.0M	$50.4M	$35.0M	—	$32.1M
Operating income	$408.4M	$156.1M	−$407,000	−$113.6M	$136.9M	$57.2M	$34.2M	$61.6M	$110.3M	$48.5M
Operating margin	43.12%	23.06%	−0.05%	−16.66%	22.82%	20.52%	13.30%	23.39%	41.15%	23.09%
EBITDA	$599.4M	$382.9M	$215.8M	$57.9M	$258.0M	$99.4M	$78.6M	$106.1M	$152.4M	$81.6M
EBITDA margin	63.29%	56.54%	25.62%	8.50%	43.00%	35.63%	30.54%	40.28%	56.85%	38.79%
Net income	$311.1M	$141.9M	−$43.6M	−$135.9M	$59.4M	$21.6M	$23.8M	$34.0M	$66.3M	$17.9M
Net profit margin	32.85%	20.95%	−5.18%	−19.94%	9.90%	7.73%	9.25%	12.91%	24.73%	8.49%
Basic EPSper basic share	$0.94	$0.42	-$0.17	-$0.44	$0.24	$0.12	$0.15	$0.21	$0.42	$0.13
Diluted EPSper diluted share	$0.90	$0.41	-$0.17	-$0.44	$0.23	$0.12	$0.14	$0.21	$0.42	$0.13