FSM · Fortuna Mining
Conviction · Low · more likely to lag the S&P 500 over the next three months
Wrong if: a daily close above $10.77
Note written ·
Price against the kill line
16.2% clear of its kill line on the 13 November 2026 close.
How to read this
This note expects the shares to lag the market, so its kill line sits above the price: a close above the red mark would prove the view wrong. Prices run from low on the left to high on the right. The dot is where the stock closed on 13 November 2026, left of the mark while it is below the line; a dot right of the mark has closed through it.
The scale is stretched near the line, so close calls are easy to see. More than 8% from the line, the stock reads well clear, with a hollow dot to show the figure is off the drawn scale.
The kill line is the research note's own test. The portfolio sells on business facts, not on a price. How the portfolio decides
Three months against the kill line
Daily closes, to . Red: the kill line, a daily close above $10.77, on record since 11 November 2026. The shares are down 16.2% since the close; the S&P 500 is down 2.1% over the same sessions. Figures in the note can cover a different window.
Kill line
A daily close above $10.77, the 50-day average of closes, which would show the shares leading the S&P 500 and prove this call wrong.
Research onlyNot in the portfolio.
Key figures from the filings · Materials
Filed figures are not available: no quarterly report in US GAAP with the SEC (a foreign filer reports on Form 20-F or 40-F).
All filed numbers
What Fortuna Mining reports to the SEC in its quarterly and annual filings. Each group states its period and filing date once; a figure dated otherwise says so. Built from the filings known on .
Short interest (FINRA, settled 15 October 2026, published 26 October 2026): the share of shares outstanding is not available, 3.3 days of average trading to cover, −12.0% since the previous report.
| Window | Bought | Sold |
|---|---|---|
| 90 daysfrom | $0 | $0 |
| 12 monthsfrom | $0 | $0 |
The thesis
Fortuna Mining's shares are more likely to lag the S&P 500 over the next three months. Third-quarter costs rose to $2,286 per gold equivalent ounce (GEO), the shares trade with falling gold, and the Diamba Sud exploitation permit expected in the fourth quarter of 2026 is the event that settles the case.
The shares closed at $9.45 on 11 November 2026, 31.8% below the 52-week high of $13.85 reached intraday on 2 March 2026. The three-month change is −9.9%. The close sits below both the 50-day and the 200-day average of closes, and above the 52-week closing low of $8.03 set on 20 July 2026.
The mines still deliver. Fortuna said on 4 November 2026 that it remains on track for its 281,000–305,000 GEO guidance for 2026. The case for a lag rests on margins: sales and earnings fell in the third quarter while the cost per ounce rose, and spot gold fell to about $4,035 an ounce on 28 October 2026 (Kitco).
Bullish and bearish views on Fortuna Mining Corp.
The bull case on Fortuna Mining Corp. (FSM), in brief: cash generation continues. The bear case: costs rose. Consolidated all-in sustaining cost (AISC) was $2,286 per GEO sold in the third quarter, up from $2,157 in the second. Fortuna attributes about $220 per ounce to external factors, including $116 per ounce of share-based compensation, and about $45 per ounce to the…
Bull case
- Cash generation continues. Free cash flow from ongoing operations was $90.8 million in the third quarter, $5.1 million above the second quarter. Operating cash flow before working capital changes was $126.7 million (Q3 2026 Form 6-K, 4 November 2026).
- Net cash position. At 30 September 2026 Fortuna held $443.3 million of cash, equivalents and short-term investments, net liquidity of $593.3 million and net cash of $259.9 million (Q3 2026 Form 6-K).
- Guidance reaffirmed. Fortuna said on 4 November 2026 it remains on track for 281,000–305,000 GEO in 2026, with Caylloma expected above its range and Séguéla at the lower end of its range. Nine-month output was 214,754 GEO (company release, 7 October 2026).
- Diamba Sud moved forward. Senegal's Ministry of Mines and Geology issued a Notice of Admissibility for the exploitation permit application on 2 November 2026. Fortuna expects permit approval and signing of the Mining Convention in the fourth quarter, and its board authorized up to $250 million of contractual commitments to protect a first-gold date in the second quarter of 2028 (Q3 2026 Form 6-K).
- Lindero improved. Lindero produced 26,024 ounces of gold in the third quarter, 25% above the second quarter (company release, 7 October 2026).
Bear case
- Costs rose. Consolidated all-in sustaining cost (AISC) was $2,286 per GEO sold in the third quarter, up from $2,157 in the second. Fortuna attributes about $220 per ounce to external factors, including $116 per ounce of share-based compensation, and about $45 per ounce to the Séguéla stoppage (Q3 2026 Form 6-K, 4 November 2026).
- Earnings and sales fell. Adjusted attributable net income was $51.2 million, or $0.17 a share, against $75.5 million, or $0.25, in the second quarter. Sales were $293.4 million against $318.4 million (Q3 2026 Form 6-K).
- Séguéla was disrupted. Mining was hit by reduced contractor equipment availability and a site-wide stoppage after a blockade by artisanal miners. Volumes returned to plan in September, and third-quarter Séguéla output was 33,744 GEO (company releases, 7 October 2026 and 4 November 2026).
- Gold is under pressure. The Federal Reserve held its range at 3.75%–4.00% on 28 October 2026 in a 10–2 vote, with two members dissenting in favor of a hike. Spot gold dropped to about $4,035 an ounce that day (Kitco).
- The permit date has slipped before. Fortuna's chief executive said in July that the permit was expected within weeks (Mining.com, 9 July 2026). Admissibility came on 2 November 2026, and approval itself is still pending as of 12 November 2026.
Price setup
The shares closed at $9.45 on 11 November 2026, after $9.51 on 10 November 2026 and $10.07 on 9 November 2026. The 200-day average of closes is $10.25, and the last close is below it and below the 50-day average. The shares have not closed above either average in the sessions listed since 4 November 2026, apart from the $10.07 close on 9 November 2026 over the 200-day average.
The 52-week closing low of $8.03 on 20 July 2026 is 15% under the last close; the 52-week high of $13.85 was set on 2 March 2026. The three-month reference close was $10.49 on 13 August 2026.
Analyst targets set before the 4 November 2026 results are out of date. No Form 4 insider transactions appear in recent SEC filings; the latest filing listed is the 40-F for 2025, filed 26 March 2026. The only dilution item is $172.5 million of 2024 convertible notes outstanding at 30 September 2026.
Catalysts ahead
- Q4 2026 (date not announced): Diamba Sud exploitation permit approval and Mining Convention signing; final investment decision to follow. Settles whether the Senegal growth project and its second-quarter 2028 first-gold plan stay on schedule.
- ~9 December 2026 (est.): Federal Reserve policy decision (December meeting). Two Fed members dissented in favor of a hike on 28 October 2026, and gold has fallen under that rate pressure; the shares have followed gold lower.
What would change the view
A daily close above $10.77, the 50-day average of closes, which would show the shares leading the S&P 500 and prove this call wrong.
What it trades with
Fortuna's shares move with spot gold and the interest-rate path that drives it, as the fall from the 2 March 2026 high and the 28 October 2026 gold drop show. Senegal permitting, Ivorian security conditions and Argentine operating conditions add company-specific risk on top of the gold exposure.
The evidence, claim by claim (8)
- Q3 2026 AISC $2,286 per GEO sold vs $2,157 in Q2; free cash flow from ongoing operations $90.8M (+$5.1M vs Q2); sales $293.4M vs $318.4M in Q2. Fortuna Q3 2026 Form 6-K · as of
- Q3 2026 adjusted attributable net income $51.2M, $0.17 a share, vs $75.5M, $0.25, in Q2 2026. Fortuna Q3 2026 Form 6-K · as of
- Cash, equivalents and short-term investments $443.3M; net liquidity $593.3M; net cash $259.9M; $172.5M of 2024 convertible notes outstanding. Fortuna Q3 2026 Form 6-K · as of
- Fortuna remains on track for 281,000–305,000 GEO 2026 guidance; Séguéla expected at the lower end of its range, Caylloma above its range. Fortuna Q3 2026 Form 6-K · as of
- Diamba Sud received a Notice of Admissibility for its exploitation permit application; permit approval and Mining Convention signing expected in Q4 2026; board authorized up to $250M of contractual commitments. Fortuna news release and Q3 2026 Form 6-K · as of
- Q3 2026 production was 69,665 GEO (Séguéla 33,744; Lindero 26,024; Caylloma 9,897); nine-month total 214,754 GEO. Fortuna news release · as of
- The Fed held its range at 3.75%–4.00% in a 10–2 vote; spot gold dropped to about $4,035 an ounce. Kitco · as of
- Close of $9.45; 52-week intraday high $13.85 on 2 March 2026; 52-week closing low $8.03 on 20 July 2026; three-month change −9.9%. Adjusted daily closes · as of
Sources
- FORTUNA MINING CORP. - Form 6-K - FY2026 · sec.gov ·
- Permitting application advances at Fortuna's Diamba Sud · engineeringnews.co.za ·
- Gold price drops to $4,035/oz as Fed votes 10-2 in favor of rate hold · kitco.com ·
- Fortuna expects Senegal gold project permit within weeks · mining.com