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 3 sales; 129 institutions reported holding it in 13F filings for Q2 2026, worth $129.5M in total; no superinvestor holds it.
13F holders, Q4 2025
Institutional positions in LIGHTBRIDGE Corp as of Dec 31, 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
- 119
- +10 vs. Q3 2025
- Shares held
- 13.5M
- +1.66M (+14.0%) vs. Q3 2025
- Total value
- $170.8M
- −$80.4M (−32.0%) vs. Q3 2025
- New holders
- 28
- 48 more added
- Sold out
- 18
- 23 more reduced
1 institution that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 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, Q4 2025
Shares, value and share of portfolio for each institution holding LIGHTBRIDGE Corp; share changes are against Q3 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Signature Equity Partners, LLC | 315 | $3.98K | 0.00% | +315 | New |
| Northwestern Mutual Wealth Management Co | 280 | $3.54K | 0.00% | +280 | New |
| Scarborough Advisors, LLC | 279 | $3.53K | 0.00% | +279 | New |
| Sterling Capital Management LLC | 172 | $2.17K | 0.00% | +121+237.3% | Added |
| Caitlin John, LLC | 100 | $1.26K | 0.00% | +25+33.3% | Added |
| Kilter Group LLC | 89 | $1.13K | 0.00% | +89 | New |
| Bellevue Asset Management, LLC | 80 | $1.01K | 0.00% | 00.0% | Unchanged |
| CKW Financial Group | 50 | $1.00K | 0.00% | 00.0% | Unchanged |
| GAMMA Investing LLC | 64 | $809 | 0.00% | +32+100.0% | Added |
| The PNC Financial Services Group, Inc. | 63 | $796 | 0.00% | −340−84.4% | Reduced |
| ORG Partners LLC | 60 | $758 | 0.00% | 00.0% | Unchanged |
| Fortitude Family Office, LLC | 59 | $746 | 0.00% | 00.0% | Unchanged |
| EverSource Wealth Advisors, LLC | 49 | $619 | 0.00% | 00.0% | Unchanged |
| Allworth Financial LP | 20 | $253 | 0.00% | +19+1,900.0% | Added |
| Farther Finance Advisors, LLC | 13 | $164 | 0.00% | −3,147−99.6% | Reduced |
| GHP Investment Advisors, Inc. | 7 | $89 | 0.00% | 00.0% | Unchanged |
| Dogwood Wealth Management LLC | 4 | $51 | 0.00% | +4 | New |
| CoreCap Advisors, LLC | 2 | $25 | 0.00% | 00.0% | Unchanged |
| Independence Bank of Kentucky | 1 | $13 | 0.00% | 00.0% | Unchanged |
| Driehaus Capital Management LLC | 0 | $0 | 0.00% | −397,962−100.0% | Sold out |
| Baird Financial Group, Inc. | 0 | $0 | 0.00% | −262,306−100.0% | Sold out |
| Two Sigma Advisers, LP | 0 | $0 | 0.00% | −99,600−100.0% | Sold out |
| EAM Investors, LLC | 0 | $0 | 0.00% | −57,334−100.0% | Sold out |
| Y-Intercept (Hong Kong) Ltd | 0 | $0 | 0.00% | −52,622−100.0% | Sold out |
| Scientech Research LLC | 0 | $0 | 0.00% | −19,301−100.0% | Sold out |
| MML Investors Services, LLC | 0 | $0 | 0.00% | −14,640−100.0% | Sold out |
| Mercer Global Advisors Inc | 0 | $0 | 0.00% | −13,812−100.0% | Sold out |
| Balboa Wealth Partners | 0 | $0 | 0.00% | −11,403−100.0% | Sold out |
| Flow Traders U.S. LLC | 0 | $0 | 0.00% | −11,285−100.0% | Sold out |
| Franklin Resources Inc | 0 | $0 | 0.00% | −10,916−100.0% | Sold out |
| Sara-Bay Financial | 0 | $0 | 0.00% | −9,500−100.0% | Sold out |
| Advisory Services Network, LLC | 0 | $0 | 0.00% | −2,344−100.0% | Sold out |
| Caitong International Asset Management Co., Ltd | 0 | $0 | 0.00% | −2,322−100.0% | Sold out |
| Principal Securities, Inc. | 0 | $0 | 0.00% | −500−100.0% | Sold out |
| Legacy Wealth Managment, LLC | 0 | $0 | 0.00% | −200−100.0% | Sold out |
| SRS Capital Advisors, Inc. | 0 | $0 | 0.00% | −108−100.0% | Sold out |
| Rise Advisors, LLC | 0 | $0 | 0.00% | −38−100.0% | Sold out |
| Cubist Systematic Strategies, LLC | – | – | – | – | Not filed |