Lightbridge
LTBR
110 hedge funds and large institutions have $252M invested in Lightbridge in 2025 Q3 according to their latest regulatory filings, with 33 funds opening new positions, 40 increasing their positions, 16 reducing their positions, and 11 closing their positions.
200% more first-time investments, than exits
New positions opened: 33 | Existing positions closed: 11
150% more repeat investments, than reductions
Existing positions increased: 40 | Existing positions reduced: 16
141% more call options, than puts
Call options by funds: $36.4M | Put options by funds: $15.1M
118% more capital invested
Capital invested by funds: $116M → $252M (+$137M)
22% more funds holding
Funds holding: 90 → 110 (+20)
8.26% more ownership
Funds ownership: 37.61% → 45.88% (+8.3%)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Susquehanna International Group
Bala Cynwyd,
Pennsylvania
|
+$8.71M |
| 2 |
Ameriprise
Minneapolis,
Minnesota
|
+$8.48M |
| 3 |
BlackRock
New York
|
+$5.21M |
| 4 |
Citadel Advisors
Miami,
Florida
|
+$4.87M |
| 5 |
BNP Paribas Financial Markets
Paris,
France
|
+$4.7M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
SC
Sculptor Capital
New York
|
-$4.75M |
| 2 |
Millennium Management
New York
|
-$4.14M |
| 3 |
ACM
Arosa Capital Management
Miami Beach,
Florida
|
-$4.01M |
| 4 |
N
Nuveen
Charlotte,
North Carolina
|
-$1.81M |
| 5 |
OAC
OMERS Administration Corp
Toronto,
Ontario, Canada
|
-$654K |
LTBR Hedge Fund Activity: Q3 2025 in Review
110 of the 7,621 institutional investors tracked by Wall St. Rank reported a position in Lightbridge (LTBR) for Q3 2025, worth a combined $252M — up 118% from $116M a quarter earlier.
Buyers outnumbered sellers: 33 funds opened new LTBR positions and 11 closed out — a net gain of 22 holders — while 40 added to existing stakes and 16 trimmed.
The largest buyer was Susquehanna International Group, adding an estimated $8.71M. The largest seller was Sculptor Capital, exiting entirely with an estimated $4.75M sold.
- 110 institutional investors held Lightbridge (LTBR) as of Q3 2025, up from 90 in Q2 2025.
- Funds reported $252M of Lightbridge stock for Q3 2025, up 118% quarter-over-quarter.
- 33 funds opened new Lightbridge positions in Q3 2025 and 11 closed out, a net change of +22 holders.
- The largest Lightbridge buyer in Q3 2025 was Susquehanna International Group, an estimated $8.71M added.
- The largest Lightbridge seller in Q3 2025 was Sculptor Capital, an estimated $4.75M sold.
Based on aggregated 13F filings for Q3 2025.