FORTUNA MINING CORP (FSM) Top Institutional Shareholders
FORTUNA MINING CORP (FSM) is currently reported in institutional portfolios tracked by InsiderSet based on the latest available SEC Form 13F filings for the quarter ended March 31, 2026. The institutional investors covered on this page collectively reported approximately $1.62B in FSM holdings during the latest filing period.
Mirae Asset Global Etfs Holdings Ltd. is currently the largest disclosed institutional shareholder of FSM tracked by InsiderSet, reporting ownership valued at approximately $171.77M in its March 31, 2026 SEC Form 13F filing. Based on current market prices and the latest disclosed share count, the position is now estimated to be worth approximately $163.45M, representing an estimated loss of -4.84% since the filing period.
The top 10 institutional shareholders tracked on this page collectively account for approximately 55% of the total disclosed FSM value among the investors covered in this analysis. Major shareholders include Mirae Asset Global Etfs Holdings Ltd., Arrowstreet Capital, Limited Partnership, Dimensional Fund Advisors Lp, and several other long-term asset managers with concentrated positions in FORTUNA MINING CORP (FSM).
This page ranks the largest institutional FSM shareholders using publicly disclosed SEC Form 13F data, including reported values, estimated current holding values, portfolio allocation percentages, ownership concentration metrics, and historical holding changes across major hedge funds and investment firms.
Institutional Holders
247
Total Reported Value
$1.62B
Largest Holder
Mirae Asset Global Etfs Holdings Ltd.
Largest Position
$171.77M
Insider Transactions (90d)
0
Latest Filing Quarter
Q1 2026
New Institutional Positions
141
Funds Exiting Positions
0
| Name | Investor/Manager | Portfolio % | Quantity | Reported Balance | Current Estimated Value | Gain/loss Since Filing | Estimated Portfolio Performance |
|---|---|---|---|---|---|---|---|
| Mirae Asset Global Etfs Holdings Ltd. | 0.23% | 17,333,350 | $171,774,783 | $163,453,491 | -$8,321,293 | -4.84% | |
| Arrowstreet Capital, Limited Partnership | 0.08% | 14,968,770 | $148,792,726 | $141,155,501 | -$7,637,225 | -5.13% | |
| Dimensional Fund Advisors Lp | 0.02% | 10,634,157 | $105,576,142 | $100,280,101 | -$5,296,041 | -5.02% | |
| Vanguard Capital Management Llc | 0.00% | 8,777,114 | $87,262,067 | $82,768,185 | -$4,493,882 | -5.15% | |
| American Century Companies Inc | 0.04% | 8,763,550 | $87,110,936 | $82,640,277 | -$4,470,660 | -5.13% | |
| D. E. Shaw & Co., Inc. | 0.06% | 7,291,053 | $72,407,525 | $68,754,630 | -$3,652,895 | -5.04% | |
| Tidal Investments Llc | 0.21% | 6,648,627 | $66,020,866 | $62,696,553 | -$3,324,313 | -5.04% | |
| Morgan Stanley | 0.00% | 6,259,753 | $62,159,347 | $59,029,471 | -$3,129,876 | -5.04% | |
| Two Sigma Investments, Lp | 0.05% | 5,468,371 | $54,300,924 | $51,566,739 | -$2,734,185 | -5.04% | |
| Invesco Ltd. | 0.01% | 3,963,193 | $39,354,506 | $37,372,910 | -$1,981,596 | -5.04% | |
| Barclays Plc | 0.01% | 3,809,345 | $37,826,795 | $35,922,123 | -$1,904,672 | -5.04% | |
| Amundi | 0.01% | 3,118,266 | $30,964,381 | $29,405,248 | -$1,559,133 | -5.04% | |
| Toronto Dominion Bank | 0.06% | 2,870,627 | $28,544,556 | $27,070,013 | -$1,474,543 | -5.17% | |
| Bank Of America Corp | 0.00% | 2,856,308 | $28,363,139 | $26,934,984 | -$1,428,155 | -5.04% | |
| Qube Research & Technologies Ltd | 0.04% | 2,788,809 | $27,692,873 | $26,298,469 | -$1,394,404 | -5.04% | |
| Vanguard Fiduciary Trust Co | 0.01% | 2,663,327 | $26,478,797 | $25,115,174 | -$1,363,623 | -5.15% | |
| Goldman Sachs Group Inc | 0.00% | 2,562,839 | $25,448,992 | $24,167,572 | -$1,281,420 | -5.04% | |
| Nuveen, Llc | 0.01% | 2,425,256 | $24,034,459 | $22,870,164 | -$1,164,295 | -4.84% | |
| Jane Street Group, Llc | 0.02% | 2,340,182 | $23,238,007 | $22,067,916 | -$1,170,091 | -5.04% | |
| Millennium Management Llc | 0.02% | 2,239,621 | $22,238,572 | $21,119,626 | -$1,118,946 | -5.03% | |
| Bank Of Montreal | 0.01% | 2,192,477 | $21,801,261 | $20,675,058 | -$1,126,203 | -5.17% | |
| Td Asset Management Inc | 0.02% | 1,920,846 | $19,035,721 | $18,113,578 | -$922,143 | -4.84% | |
| Point72 Asset Management, L.P. | 0.03% | 1,673,930 | $16,622,269 | $15,785,160 | -$837,109 | -5.04% | |
| Dz Bank Ag Deutsche Zentral Genossenschafts Bank, Frankfurt Am Main | 0.01% | 1,602,326 | $15,890,904 | $15,109,934 | -$780,970 | -4.91% | |
| Citadel Advisors Llc | 0.01% | 1,547,978 | $15,371,421 | $14,597,433 | -$773,988 | -5.04% | |
| Trexquant Investment Lp | 0.11% | 1,526,009 | $15,153,269 | $14,390,265 | -$763,004 | -5.04% | |
| Legal & General Group Plc | 0.00% | 1,441,004 | $14,302,210 | $13,588,668 | -$713,542 | -4.99% | |
| Royal Bank Of Canada | 0.00% | 1,394,600 | $13,849,000 | $13,151,078 | -$697,922 | -5.04% | |
| Hillsdale Investment Management Inc. | 0.35% | 1,304,555 | $12,966,421 | $12,301,954 | -$664,467 | -5.12% | |
| Geode Capital Management, Llc | 0.00% | 986,994 | $12,807,100 | $9,307,353 | -$3,499,747 | -27.33% | |
| Deutsche Bank Ag\ | 0.00% | 1,280,605 | $12,716,408 | $12,076,105 | -$640,303 | -5.04% | |
| Causeway Capital Management | Sarah Ketterer | 0.15% | 1,251,045 | $12,397,945 | $11,797,354 | -$600,591 | -4.84% |
| Voloridge Investment Management, Llc | 0.05% | 1,230,476 | $12,218,627 | $11,603,389 | -$615,238 | -5.04% | |
| Mackenzie Financial Corp | 0.01% | 1,114,411 | $11,077,628 | $10,508,896 | -$568,732 | -5.13% | |
| Vanguard Global Advisers, Llc | 0.01% | 955,418 | $9,498,766 | $9,009,592 | -$489,174 | -5.15% | |
| Renaissance Technologies LLC | Jim Simons | 0.01% | 905,400 | $8,990,622 | $8,537,922 | -$452,700 | -5.04% |
| Charles Schwab Investment Management Inc | 0.00% | 872,423 | $8,645,774 | $8,226,949 | -$418,825 | -4.84% | |
| Susquehanna International Group, Llp | 0.01% | 832,219 | $8,263,935 | $7,847,825 | -$416,110 | -5.04% | |
| Public Employees Retirement System Of Ohio | 0.03% | 815,879 | $8,083,392 | $7,693,739 | -$389,653 | -4.82% | |
| Capital Fund Management S.A. | 0.07% | 812,603 | $8,069,147 | $7,662,846 | -$406,301 | -5.04% | |
| Connor, Clark & Lunn Investment Management Ltd. | 0.02% | 789,622 | $7,851,738 | $7,446,135 | -$405,603 | -5.17% | |
| Jupiter Asset Management Ltd | 0.04% | 708,960 | $7,025,844 | $6,685,493 | -$340,351 | -4.84% | |
| Man Group Plc | 0.01% | 698,563 | $6,936,730 | $6,587,449 | -$349,281 | -5.04% | |
| Sicart Associates Llc | 1.65% | 648,736 | $6,441,948 | $6,117,580 | -$324,368 | -5.04% | |
| Russell Investments Group, Ltd. | 0.01% | 639,901 | $6,339,749 | $6,034,266 | -$305,483 | -4.82% | |
| Swiss National Bank | 0.00% | 607,930 | $6,035,008 | $5,732,780 | -$302,228 | -5.01% | |
| Balyasny Asset Management L.P. | 0.01% | 566,763 | $5,627,957 | $5,344,575 | -$283,382 | -5.04% | |
| Gotham Asset Management, Llc | 0.02% | 529,784 | $5,260,755 | $4,995,863 | -$264,892 | -5.04% | |
| Ubs Group Ag | 0.00% | 486,695 | $4,832,881 | $4,589,534 | -$243,347 | -5.04% | |
| O'Shaughnessy Asset Management, Llc | 0.02% | 477,476 | $4,741,337 | $4,502,599 | -$238,738 | -5.04% |
Frequently asked questions about FSM
Who owns the most FSM stock?
The largest holders of FSM are typically major institutional investors such as asset managers and hedge funds reporting on Form 13F. The table above ranks tracked superinvestors by reported position size using the latest available filings for FORTUNA MINING CORP (FSM).
Is FSM widely held by superinvestors?
Many widely followed stocks like FSM appear across numerous superinvestor portfolios because of liquidity, index inclusion, and fundamentals. The holder count and table above show how broadly FSM is represented among the institutional managers we track.
What do “Current Estimated Value”, “Gain/loss Since Filing”, and “Estimated Portfolio Performance” mean?
Current Estimated Value is reported share quantity from the latest 13F times our most recent split-adjusted U.S. session close. Gain/loss Since Filing is that estimate minus the reported 13F dollar value; Estimated Portfolio Performance is that difference as a percent of the reported value. Green means the estimate is above the filing value; red means below (not purchase cost). If many filers share the same implied filing price per share, the performance % may match across rows. These are not official fund marks or live quotes.