Fortuna Mining Corp.
FSM- Exchange
- NYSE
- Industry
- Gold and Silver Ores
- SEC CIK
- 0001341335
No open-market purchases or sales by Fortuna Mining Corp. insiders were filed in the last 90 days; 244 institutions reported holding it in 13F filings for Q2 2026, worth $1.65B in total; no superinvestor holds it.
Q3 2025 vs. Q2 2025
How the institutions holding Fortuna Mining Corp. changed between Q2 2025 and Q3 2025.
All holders in Q3 2025All holders in Q2 2025
| Measure | Q2 2025 | Of which not filed for Q3 2025 | Q3 2025 | Change |
|---|---|---|---|---|
| Holders | 204 | 1 | 215 | +12 |
| Shares | 186.0M | 10.0K | 204.8M | +18.9M (+10.1%) |
| Value | $1.22B | $84.5K | $1.84B | +$619.8M (+50.9%) |
1 institution that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so the changes leave them out.
New holders (45)
Institutions that held Fortuna Mining Corp. at the end of Q3 2025 but not at the end of Q2 2025.
Sold out (33)
Institutions that held Fortuna Mining Corp. at the end of Q2 2025 and filed for Q3 2025 without it.
Not filed for Q3 2025 yet (1)
Institutions that held Fortuna Mining Corp. at the end of Q2 2025 and haven't filed a 13F for Q3 2025. Not filing isn't selling, so they aren't counted as sold out.
| Institution | Shares, Q2 2025 | Value, Q2 2025 |
|---|---|---|
| Greenberg Financial Group | 10,000 | $84.5K |