LIGHTBRIDGE Corp
LTBR- Exchange
- Nasdaq
- Industry
- Industrial Inorganic Chemicals
- SEC CIK
- 0001084554
In the last 90 days, LIGHTBRIDGE Corp insiders filed 0 open-market purchases and 2 sales; 129 institutions reported holding it in 13F filings for Q2 2026, worth $129.5M in total; no superinvestor holds it.
13F holders, Q3 2025
Institutional positions in LIGHTBRIDGE Corp as of Sep 30, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 110
- +22 vs. Q2 2025
- Shares held
- 11.9M
- +3.26M (+37.8%) vs. Q2 2025
- Total value
- $252.1M
- +$136.8M (+118.6%) vs. Q2 2025
- New holders
- 33
- 40 more added
- Sold out
- 11
- 16 more reduced
2 institutions that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting LTBR on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 129 | $129.5M |
| Q1 2026 | 135 | $154.5M |
| Q4 2025 | 119 | $170.8M |
| Q3 2025 | 110 | $252.1M |
| Q2 2025 | 90 | $115.6M |
| Q1 2025 | 61 | $29.6M |
| Q4 2024 | 46 | $10.4M |
| Q3 2024 | 33 | $4.07M |
| Q2 2024 | 25 | $4.08M |
| Q1 2024 | 27 | $3.81M |
| Q4 2023 | 26 | $4.09M |
| Q3 2023 | 29 | $4.91M |
| Q2 2023 | 26 | $5.52M |
| Q1 2023 | 25 | $3.58M |
| Q4 2022 | 25 | $3.54M |
| Q3 2022 | 29 | $4.06M |
| Q2 2022 | 28 | $3.65M |
| Q1 2022 | 26 | $4.91M |
| Q4 2021 | 24 | $5.50M |
| Q3 2021 | 18 | $1.87M |
| Q2 2021 | 15 | $2.73M |
| Q1 2021 | 16 | $1.64M |
Institutions, Q3 2025
Shares, value and share of portfolio for each institution holding LIGHTBRIDGE Corp; share changes are against Q2 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| State Street Corp | 442,053 | $9.38M | 0.00% | +137,782+45.3% | Added |
| BNP Paribas Arbitrage, SA | 498,415 | $10.6M | 0.01% | +312,605+168.2% | Added |
| Geode Capital Management, LLC | 526,559 | $11.2M | 0.00% | +52,794+11.1% | Added |
| Ameriprise Financial Inc | 563,516 | $12.0M | 0.00% | +563,516 | New |
| UBS Group AG | 579,011 | $12.3M | 0.00% | +222,402+62.4% | Added |
| Two Sigma Investments, LP | 592,030 | $12.6M | 0.02% | +285,471+93.1% | Added |
| Susquehanna International Group, LLP | 601,298 | $12.8M | 0.02% | +578,530+2,541.0% | Added |
| Exchange Traded Concepts, LLC | 713,742 | $15.1M | 0.14% | +126,121+21.5% | Added |
| Vanguard Group Inc | 1,487,461 | $31.5M | 0.00% | +237,378+19.0% | Added |
| BlackRock, Inc. | 1,491,028 | $31.6M | 0.00% | +346,047+30.2% | Added |
| Sculptor Capital LP | 0 | $0 | 0.00% | −355,500−100.0% | Sold out |
| Arosa Capital Management LP | 0 | $0 | 0.00% | −300,000−100.0% | Sold out |
| Omers Administration Corp | 0 | $0 | 0.00% | −48,900−100.0% | Sold out |
| Quadrature Capital Ltd | 0 | $0 | 0.00% | −37,726−100.0% | Sold out |
| Jump Financial, LLC | 0 | $0 | 0.00% | −35,879−100.0% | Sold out |
| IMC-Chicago, LLC | 0 | $0 | 0.00% | −26,203−100.0% | Sold out |
| FORA Capital, LLC | 0 | $0 | 0.00% | −16,317−100.0% | Sold out |
| Bank of Montreal | 0 | $0 | 0.00% | −13,000−100.0% | Sold out |
| Intech Investment Management LLC | 0 | $0 | 0.00% | −10,245−100.0% | Sold out |
| Dogwood Wealth Management LLC | 0 | $0 | 0.00% | −662−100.0% | Sold out |
| Cape Investment Advisory, Inc. | 0 | $0 | 0.00% | −180−100.0% | Sold out |
| Capital Market Strategies LLC | – | – | – | – | Not filed |
| Legacy Investment Solutions, LLC | – | – | – | – | Not filed |