13F reference period
Q3 2026
Security Snapshot
FORTUNA MINING CORP. - Common Stock (FSM) Institutional Ownership
CUSIP: 349942102
13F Institutional Holders and Ownership History from Q1 2024 to Q3 2026
Institutions Reporting
143
Shares (Excl. Options)
107.78M
Full value: 107,783,461 · shares · 30 Sep 2026Price
$11.24
The headline uses the Q3 2026 reference period after its reporting deadline. Available reports may still be incomplete or amended.
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- Security type / class
- Equity / Common Stock
- Symbol
- FSM on NYSE
- All holders as of 30 Sep 2026
- Q3 2026
- Total 13F shares
- 107,783,461
- Total 13F value
- $1,222,968,101
- Portfolio coverage rank
- 0%
- Share change
- +3,689,964
- Value change
- +$45,526,184
- Number of holders
- 143
- Shares outstanding
- 297,250,371
- SEC-reported price per share
- $10.76
Latest holder snapshot
5 signals
Issuer context
Names, identifiers, and filing context for this profile.
2 identity fields
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors
Filing notes and source
Key facts
- FSM - FORTUNA MINING CORP. - Common Stock is tracked under CUSIP 349942102.
- 143 institutions reported positions in Q3 2026.
- 4 significant owners is listed from Schedule 13D/13G reporting.
Change
- Holder count moved from 243 to 143 between Q2 2026 and Q3 2026.
- SEC-reported value moved from to
$1.65B
Full value: $1,654,514,269 · USD · 30 Jun 2026.$1.22B
Full value: $1,222,968,101 · USD · 30 Sep 2026
Research use
- 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.
Evidence
Source: SEC Form 13F
Open SEC evidence
Latest holder context comes from 143 institutions filings for Q3 2026.
Security key
349942102
13F reference period
Q3 2026
13F holders
143
13D/G owners
4
CIK / CUSIP context first
Open Q3 2026 holders
FSM full holder history
FORTUNA MINING CORP. SEC filings
FORTUNA MINING CORP. company facts
Broader feeds
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP 349942102:
13D/G owners
Significant owners
Large-stake holder rows connected to Schedule 13D/G evidence.
Rows
4
Security
FSM
| 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 | |||
| DIMENSIONAL FUND ADVISORS LP | 6.2% | +20% | $222,075,752 | +$30,742,659 | 18,429,523 | +16% | Dimensional Fund Advisors LP | 30 Sep 2026 |
| Global X Management CO LLC | 5.9% | $181,084,659 | 18,018,374 | Global X Management CO LLC | 31 Dec 2025 |
As of 30 Sep 2026,
143
institutional investors reported holding
shares of
FORTUNA MINING CORP. - Common Stock (FSM).
This represents
36%
of the company’s total
outstanding shares.
107.78M
Full value: 107,783,461 · shares · 30 Sep 2026297.25M
Full value: 297,250,371 · shares · Stored outstanding share count13F concentration
Top 25 institutional shareholders
Largest 13F positions for this security by reported shares and value.
Top holder share
32%
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| VAN ECK ASSOCIATES CORP | 6.5% | 19,263,908 | -8.2% | 0.13% | $216,591,075 |
| DIMENSIONAL FUND ADVISORS LP | 3.7% | 10,980,465 | +4% | 0.02% | $123,424,729 |
| AMERICAN CENTURY COMPANIES INC | 3.2% | 9,619,834 | +13% | 0.05% | $108,149,724 |
| VANGUARD CAPITAL MANAGEMENT LLC | 2.9% | 8,687,549 | -1.7% | 0% | $97,674,113 |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | 2% | 5,875,124 | -11% | 0.03% | $66,053,561 |
| Invesco Ltd. | 1.5% | 4,582,954 | +29% | 0% | $51,512,403 |
| Euro Pacific Asset Management, LLC | 1.5% | 4,488,002 | -0.19% | 4.5% | $54,282,251 |
| MORGAN STANLEY | 1.5% | 4,449,954 | -16% | 0% | $50,017,483 |
| DAVENPORT & Co LLC | 1.1% | 3,137,152 | +86% | 0.18% | $35,382,588 |
| VANGUARD FIDUCIARY TRUST CO | 0.9% | 2,666,121 | +0.13% | 0.01% | $29,975,198 |
| CAUSEWAY CAPITAL MANAGEMENT LLC | 0.78% | 2,327,132 | +12% | 0.29% | $26,225,823 |
| Qube Research & Technologies Ltd | 0.72% | 2,152,931 | +10% | 0.02% | $24,198,951 |
| GEODE CAPITAL MANAGEMENT, LLC | 0.65% | 1,935,223 | +74% | 0% | $29,763,689 |
| PICTON MAHONEY ASSET MANAGEMENT | 0.58% | 1,719,194 | +4.6% | 0.16% | $19,310,015 |
| TD ASSET MANAGEMENT INC | 0.51% | 1,515,524 | -12% | 0.01% | $17,201,600 |
| Amundi | 0.46% | 1,374,355 | -3.5% | 0% | $15,447,750 |
| RENAISSANCE TECHNOLOGIES LLC | 0.45% | 1,348,300 | +47% | 0.02% | $15,154,892 |
| JUPITER ASSET MANAGEMENT LTD | 0.44% | 1,307,221 | 0% | 0.07% | $14,731,845 |
| DEUTSCHE BANK AG\ | 0.44% | 1,297,452 | +1.5% | 0% | $14,583,360 |
| Groupe la Francaise | 0.41% | 1,220,000 | +8% | 0.16% | $13,757,030 |
| Sicart Associates LLC | 0.39% | 1,162,693 | -0.86% | 3% | $12,452,442 |
| Hillsdale Investment Management Inc. | 0.37% | 1,099,650 | +0.32% | 0.28% | $12,364,290 |
| Vanguard Global Advisers, LLC | 0.35% | 1,048,114 | +3.7% | 0.01% | $11,783,946 |
| GLOBAL STRATEGIC MANAGEMENT INC | 0.35% | 1,046,319 | +4.6% | 8.9% | $11,750,000 |
| GABELLI FUNDS LLC | 0.34% | 1,004,000 | +235% | 0.07% | $11,284,960 |
Quarter history
Institutional holders across reporting periods
Holder count, reported shares/value, and median price by quarter.
Periods
11
Headline period
Q3 2026
Rows shown
1-11 of 11
| Period | 13F Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2026 Q3 | 107,783,461 | $1,222,968,101 | +$45,526,184 | $11.24 | 143 |
| 2026 Q2 | 195,167,260 | $1,654,514,269 | -$77,639,516 | $8.45 | 243 |
| 2026 Q1 | 203,782,650 | $2,025,183,969 | -$92,449,882 | $9.93 | 253 |
| 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 |