Ranked by reported Q1 2026 13F market value
Share of total reported institutional value in FSM held by the largest 10 / 25 filers.
| # | Institution | Shares Held | Market Value | QoQ Change | Ownership % | % of Fund |
|---|---|---|---|---|---|---|
| 1 | MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | 17.3M | $171.8M | -3.8% | 5.691% | 0.23% |
| 2 | ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | 15.0M | $148.8M | -26.0% | 4.915% | 0.08% |
| 3 | DIMENSIONAL FUND ADVISORS LP | 10.6M | $105.6M | +5.6% | 3.492% | 0.02% |
| 4 | VANGUARD CAPITAL MANAGEMENT LLC | 8.8M | $87.3M | — | 2.882% | 0.00% |
| 5 | AMERICAN CENTURY COMPANIES INC | 8.8M | $87.1M | +6.0% | 2.877% | 0.04% |
| 6 | D. E. Shaw & Co., Inc. | 7.3M | $72.4M | — | 2.394% | 0.07% |
| 7 | MORGAN STANLEY | 6.3M | $62.2M | -26.1% | 2.055% | 0.00% |
| 8 | TWO SIGMA INVESTMENTS, LP | 5.5M | $54.3M | +63.7% | 1.795% | 0.04% |
| 9 | Invesco Ltd. | 4.0M | $39.4M | +31.9% | 1.301% | 0.01% |
| 10 | BARCLAYS PLC | 3.8M | $37.8M | +1247.9% | 1.251% | 0.02% |
| 11 | Amundi | 3.1M | $31.0M | -16.9% | 1.024% | 0.01% |
| 12 | TORONTO DOMINION BANK | 2.9M | $28.6M | +6.9% | 0.944% | 0.04% |
| 13 | BANK OF AMERICA CORP /DE/ | 2.9M | $28.4M | +78.4% | 0.938% | 0.00% |
| 14 | Qube Research & Technologies Ltd | 2.8M | $27.7M | +9.5% | 0.916% | 0.03% |
| 15 | VANGUARD FIDUCIARY TRUST CO | 2.7M | $26.5M | — | 0.874% | 0.01% |
| 16 | GOLDMAN SACHS GROUP INC | 2.6M | $25.4M | -35.6% | 0.842% | 0.00% |
| 17 | Nuveen, LLC | 2.4M | $24.0M | -6.2% | 0.796% | 0.01% |
| 18 | MILLENNIUM MANAGEMENT LLC | 2.2M | $22.2M | +47.0% | 0.735% | 0.01% |
| 19 | BANK OF MONTREAL /CAN/ | 2.2M | $21.8M | -45.6% | 0.720% | 0.01% |
| 20 | CITADEL ADVISORS LLC | 2.1M | $21.2M | +156.0% | 0.702% | 0.01% |
| 21 | TD ASSET MANAGEMENT INC | 1.9M | $19.0M | +17.9% | 0.631% | 0.02% |
| 22 | Point72 Asset Management, L.P. | 1.7M | $16.6M | +139.0% | 0.550% | 0.02% |
| 23 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | 1.7M | $16.5M | -13.0% | 0.546% | 0.00% |
| 24 | DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt | 1.6M | $15.9M | -10.5% | 0.526% | 0.02% |
| 25 | Trexquant Investment LP | 1.5M | $15.2M | +57.0% | 0.501% | 0.14% |
denotes a marquee investor (Buffett, Burry, ARK, Tiger Global, Pershing Square, Baupost and other widely-followed managers). “% of Fund” shows how much of that investor’s total 13F portfolio is invested in FSM — a direct measure of their conviction.
Filings activity in FSM during Q1 2026, grouped by how each filer changed its position.
8 quarters of 13F filings · Δ columns show change vs prior quarter
| Quarter | Inst. Holders | Δ Holders | Ownership % | Δ Ownership | Total 13F Value | Δ Value |
|---|---|---|---|---|---|---|
| Q1 2026 | 247 | +8.8% | 56.88% | 1.59 pp | $1.55B | 2.7% |
| Q4 2025 | 227 | +11% | 58.47% | +7.24 pp | $1.59B | +14% |
| Q3 2025 | 204 | +3.0% | 51.23% | +15.78 pp | $1.39B | +45% |
| Q2 2025 | 198 | +16% | 35.45% | +3.78 pp | $964M | +12% |
| Q1 2025 | 171 | +4.3% | 31.67% | +13.65 pp | $861M | +76% |
| Q4 2024 | 164 | +0.6% | 18.02% | 1.29 pp | $490M | 6.7% |
| Q3 2024 | 163 | +13% | 19.31% | 0.19 pp | $525M | 1.0% |
| Q2 2024 | 144 | — | 19.50% | — | $530M | — |
Source: SEC 13F institutional filings. Ownership % requires market cap data and will show once linked. Δ columns compare to the immediately prior filed quarter.
Quick answers to the most common questions about buying FSM stock.
Based on Q1 2026 13F filings, institutional ownership of Fortuna Mining Corp. stands at 56.9%, held across 247 reporting institutions.
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. is the largest reported institutional holder of FSM, with approximately 17,333,350 shares worth $0.17B as of Q1 2026.
Yes — 5 widely-followed marquee investors appear among the top 25 institutional holders of FSM, including TWO SIGMA INVESTMENTS, LP, MILLENNIUM MANAGEMENT LLC, CITADEL ADVISORS LLC, Point72 Asset Management, L.P., SUSQUEHANNA INTERNATIONAL GROUP, LLP.
Our composite Smart Money Score for FSM is 60 out of 100 (Bullish). It combines net institutional buying activity, ownership shift, marquee investor presence, and holder-count growth.
59 institutions opened new positions in FSM during Q1 2026, while 39 fully exited. 121 added to existing positions and 65 trimmed.
FSM institutional ownership fell by 1.59 percentage points quarter-over-quarter, with a net change of +20 holders.
The top 10 institutions account for 56.0% of all reported 13F value in FSM, and the top 25 account for 78.0%.
All data is sourced from SEC Form 13F filings, which institutional investment managers with at least $100M in assets are required to file each quarter. We process every 13F filing from EDGAR and recompute the aggregates after each cycle. Insider transactions are sourced from Form 4 filings.
Fortuna Mining Corp. (FSM) Institutional Ownership