Denison Mines
244 hedge funds and large institutions have $1.37B invested in Denison Mines in 2025 Q3 according to their latest regulatory filings, with 52 funds opening new positions, 66 increasing their positions, 66 reducing their positions, and 24 closing their positions.
573% more call options, than puts
Call options by funds: $83.7M | Put options by funds: $12.4M
117% more first-time investments, than exits
New positions opened: 52 | Existing positions closed: 24
70% more capital invested
Capital invested by funds: $810M → $1.37B (+$564M)
67% more funds holding in top 10
Funds holding in top 10: 3 → 5 (+2)
11% more funds holding
Funds holding: 219 → 244 (+25)
5.79% more ownership
Funds ownership: 49.59% → 55.39% (+5.8%)
0% more repeat investments, than reductions
Existing positions increased: 66 | Existing positions reduced: 66
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Two Sigma Investments
New York
|
+$35.6M |
| 2 |
Two Sigma Advisers
New York
|
+$30.3M |
| 3 |
LC
L1 Capital
Melbourne VIC 3000,
Australia
|
+$30.3M |
| 4 |
Vanguard Group
Malvern,
Pennsylvania
|
+$27.7M |
| 5 |
VanEck Associates
New York
|
+$20.7M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
SCM
Segra Capital Management
Palm Beach,
Florida
|
-$61.7M |
| 2 |
AA
ALPS Advisors
Denver,
Colorado
|
-$13.5M |
| 3 |
MI
MMCAP International
Grand Cayman,
Cayman Islands
|
-$8.64M |
| 4 |
Balyasny Asset Management
Chicago,
Illinois
|
-$8M |
| 5 |
Capital Research Global Investors
Los Angeles,
California
|
-$7.59M |
DNN Hedge Fund Activity: Q3 2025 in Review
244 of the 7,621 institutional investors tracked by Wall St. Rank reported a position in Denison Mines (DNN) for Q3 2025, worth a combined $1.37B — up 70% from $810M a quarter earlier.
Buyers outnumbered sellers: 52 funds opened new DNN positions and 24 closed out — a net gain of 28 holders — while 66 added to existing stakes and 66 trimmed.
The largest buyer was Two Sigma Investments, adding an estimated $35.6M. The largest seller was Segra Capital Management, exiting entirely with an estimated $61.7M sold.
- 244 institutional investors held Denison Mines (DNN) as of Q3 2025, up from 219 in Q2 2025.
- Funds reported $1.37B of Denison Mines stock for Q3 2025, up 70% quarter-over-quarter.
- 52 funds opened new Denison Mines positions in Q3 2025 and 24 closed out, a net change of +28 holders.
- The largest Denison Mines buyer in Q3 2025 was Two Sigma Investments, an estimated $35.6M added.
- The largest Denison Mines seller in Q3 2025 was Segra Capital Management, an estimated $61.7M sold.
Based on aggregated 13F filings for Q3 2025.