Latest Period
Q4 2025
Security Snapshot
FORTUNA MINING CORP. - Common Shares, no par value (FSM) Institutional Ownership
CUSIP: 349942102
13F Institutional Holders and Ownership History from Q1 2024 to Q1 2026
Institutions Reporting
231
Shares (Excl. Options)
207,966,199
Price
$9.81
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- Type / Class
- Equity / Common Shares, no par value
- Symbol
- FSM on NYSE
- Shares outstanding
- 306,956,968
- Price per share
- $10.38
- All holders as of 31 Dec 2025
- Q4 2025
- Total 13F shares
- 207,966,199
- Total reported value
- $2,045,041,923
- % of total 13F portfolios
- 0%
- Share change
- +3,808,885
- Value change
- +$39,378,608
- Number of holders
- 231
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors
Quick Takeaways
- FSM - FORTUNA MINING CORP. - Common Shares, no par value is tracked under CUSIP 349942102.
- 231 institutions reported positions in Q4 2025.
- 4 significant owners is listed from Schedule 13D/13G reporting.
What Changed
- Holder count moved from 231 to 54 between Q4 2025 and Q1 2026.
- Reported value moved from $2,045,041,923 to $56,640,544.
Why This Matters
- You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
- 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.
Source Evidence
Source: SEC Form 13F
Open SEC Evidence
Latest holder context comes from 231 institutions filings for Q4 2025.
Investment Quick Answers
What is CUSIP 349942102?
CUSIP 349942102 identifies FSM - FORTUNA MINING CORP. - Common Shares, no par value in SEC 13F datasets.
Where can I see the latest institutional holders?
Review the Q4 2025 holders report and the ownership history table below.
Next ownership checks
Use the next link that matches the question you still need to answer about this security.
- Latest 13F filings when you want to inspect fresh institutional portfolio moves.
- Latest Schedule 13D/13G reports when you need large-owner changes outside the 13F cycle.
- All institutional ownership pages to compare this security with other holder-history pages.
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP 349942102:
Significant Owners of FORTUNA MINING CORP. - Common Shares, no par value (FSM) based on Schedule 13D/G filings
| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| VAN ECK ASSOCIATES CORP | 9.7% | +41% | $266,711,997 | +$79,597,029 | 29,766,964 | +43% | VAN ECK ASSOCIATES CORP | 30 Sep 2025 |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | 6.4% | $176,312,111 | 19,677,691 | ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | 30 Sep 2025 | |||
| Global X Management CO LLC | 5.9% | $181,084,659 | 18,018,374 | Global X Management CO LLC | 31 Dec 2025 | |||
| DIMENSIONAL FUND ADVISORS LP | 5.2% | $97,968,895 | 15,878,265 | Dimensional Fund Advisors LP | 31 Dec 2024 |
As of 31 Dec 2025, 231 institutional investors reported holding 207,966,199 shares of FORTUNA MINING CORP. - Common Shares, no par value (FSM). This represents 68% of the company’s total 306,956,968 outstanding shares.
Top 25 Institutional Shareholders
The largest institutional shareholders of FORTUNA MINING CORP. - Common Shares, no par value (FSM) together control 55% of the company’s outstanding shares — a level of ownership often associated with strong institutional conviction and long‑term capital commitment.
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| VAN ECK ASSOCIATES CORP | 7.9% | 24,185,050 | -17% | 0.2% | $237,253,000 |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | 6.6% | 20,216,810 | +3.5% | 0.12% | $198,176,467 |
| MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | 5.9% | 18,013,453 | +31% | 0.26% | $176,750,641 |
| ACADIAN ASSET MANAGEMENT LLC | 3.7% | 11,382,736 | -2.5% | 0.18% | $111,644,000 |
| DIMENSIONAL FUND ADVISORS LP | 3.3% | 10,066,599 | +8.2% | 0.02% | $98,758,209 |
| Tidal Investments LLC | 3.1% | 9,666,827 | +8% | 0.4% | $94,831,573 |
| MORGAN STANLEY | 2.8% | 8,472,690 | -7.4% | 0% | $83,117,091 |
| AMERICAN CENTURY COMPANIES INC | 2.7% | 8,269,909 | +3% | 0.04% | $81,052,539 |
| VANGUARD GROUP INC | 2.7% | 8,255,178 | +81% | 0% | $80,892,489 |
| D. E. Shaw & Co., Inc. | 2.5% | 7,527,066 | +20% | 0.06% | $73,832,321 |
| Euro Pacific Asset Management, LLC | 1.5% | 4,464,769 | +0.88% | 4.8% | $43,231,000 |
| GOLDMAN SACHS GROUP INC | 1.3% | 3,977,108 | -46% | 0.01% | $39,015,429 |
| Amundi | 1.2% | 3,754,336 | +1.4% | 0.01% | $36,830,037 |
| BANK OF MONTREAL /CAN/ | 1.1% | 3,496,112 | -15% | 0.01% | $34,260,074 |
| TWO SIGMA INVESTMENTS, LP | 1.1% | 3,341,086 | -12% | 0.05% | $32,776,054 |
| Invesco Ltd. | 0.98% | 3,004,000 | -3.7% | 0% | $29,469,240 |
| UBS Group AG | 0.88% | 2,695,663 | +35% | 0.01% | $26,444,455 |
| TORONTO DOMINION BANK | 0.87% | 2,680,091 | -1.2% | 0.05% | $26,263,492 |
| Nuveen, LLC | 0.84% | 2,584,403 | -14% | 0.01% | $25,358,542 |
| Qube Research & Technologies Ltd | 0.83% | 2,547,053 | +1614% | 0.04% | $24,986,580 |
| JANE STREET GROUP, LLC | 0.79% | 2,420,469 | +383% | 0.03% | $23,744,801 |
| VOLORIDGE INVESTMENT MANAGEMENT, LLC | 0.72% | 2,221,012 | +6.7% | 0.08% | $21,788,128 |
| DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main | 0.58% | 1,789,733 | -2.3% | 0.02% | $17,557,281 |
| MACKENZIE FINANCIAL CORP | 0.57% | 1,761,664 | +330% | 0.02% | $17,508,814 |
| TD Asset Management Inc | 0.53% | 1,629,640 | -7.7% | 0.01% | $15,990,267 |
Institutional Holders of FORTUNA MINING CORP. - Common Shares, no par value (FSM) across Reporting Periods
| Period | Reported Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2026 Q1 | 5,707,271 | $56,640,544 | -$459,400 | $9.93 | 54 |
| 2025 Q4 | 207,966,199 | $2,045,041,923 | +$39,378,608 | $9.81 | 231 |
| 2025 Q3 | 204,776,186 | $1,837,487,846 | +$180,561,727 | $8.96 | 212 |
| 2025 Q2 | 185,226,877 | $1,212,028,431 | +$63,679,257 | $6.54 | 195 |
| 2025 Q1 | 176,089,371 | $1,073,079,559 | +$118,415,978 | $6.10 | 174 |
| 2024 Q4 | 155,730,757 | $668,861,128 | -$9,981,631 | $4.29 | 168 |
| 2024 Q3 | 156,792,400 | $747,424,732 | +$136,444,894 | $4.63 | 169 |
| 2024 Q2 | 127,167,938 | $621,891,067 | +$579,232,658 | $4.89 | 142 |
| 2024 Q1 | 17,190 | $84,000 | +$84,000 | $4.89 | 1 |