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 4 sales; 129 institutions reported holding it in 13F filings for Q2 2026, worth $129.5M in total; no superinvestor holds it.
13F holders, Q1 2024
Institutional positions in LIGHTBRIDGE Corp as of Mar 31, 2024. 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
- 27
- +1 vs. Q4 2023
- Shares held
- 1.29M
- +17.1K (+1.3%) vs. Q4 2023
- Total value
- $3.81M
- −$280.4K (−6.9%) vs. Q4 2023
- New holders
- 4
- 7 more added
- Sold out
- 3
- 9 more reduced
Compare with Q4 2023: 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, Q1 2024
Shares, value and share of portfolio for each institution holding LIGHTBRIDGE Corp; share changes are against Q4 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Vanguard Group Inc | 551,727 | $1.63M | 0.00% | 00.0% | Unchanged |
| Geode Capital Management, LLC | 154,683 | $456.4K | 0.00% | +3,926+2.6% | Added |
| Renaissance Technologies LLC | 108,300 | $319.0K | 0.00% | +28,700+36.1% | Added |
| Citadel Advisors LLC | 85,286 | $251.6K | 0.00% | +4,358+5.4% | Added |
| BlackRock Inc. | 64,158 | $189.3K | 0.00% | +2,533+4.1% | Added |
| Northern Trust Corp | 45,925 | $135.5K | 0.00% | −3,304−6.7% | Reduced |
| Squarepoint Ops LLC | 42,292 | $124.8K | 0.00% | +30,328+253.5% | Added |
| Dimensional Fund Advisors LP | 36,619 | $108.0K | 0.00% | −6,423−14.9% | Reduced |
| Dudley Capital Management, LLC | 34,166 | $102.2K | 0.06% | 00.0% | Unchanged |
| State Street Corp | 32,579 | $96.1K | 0.00% | 00.0% | Unchanged |
| Susquehanna International Group, LLP | 26,775 | $79.0K | 0.00% | −19,833−42.6% | Reduced |
| XTX Topco Ltd | 22,156 | $65.4K | 0.01% | +22,156 | New |
| Founders Financial Securities LLC | 15,000 | $44.3K | 0.00% | +15,000 | New |
| Morgan Stanley | 13,986 | $41.3K | 0.00% | 00.0% | Unchanged |
| Capital Investment Advisory Services, LLC | 12,926 | $38.1K | 0.00% | 00.0% | Unchanged |
| Virtu Financial LLC | 11,539 | $34.0K | 0.00% | −7,149−38.3% | Reduced |
| Capasso Planning Partners LLC | 10,500 | $31.0K | 0.01% | 00.0% | Unchanged |
| Federation des caisses Desjardins du Quebec | 6,000 | $17.7K | 0.00% | +6,000 | New |
| Tower Research Capital LLC (TRC) | 3,473 | $10.2K | 0.00% | +1,179+51.4% | Added |
| Tortoise Investment Management, LLC | 3,180 | $9.38K | 0.00% | 00.0% | Unchanged |
| Wolff Wiese Magana LLC | 3,000 | $8.85K | 0.01% | +3,000 | New |
| Simplex Trading, LLC | 2,824 | $8.00K | 0.00% | −26,737−90.4% | Reduced |
| Royal Bank of Canada | 1,432 | $4.00K | 0.00% | −34−2.3% | Reduced |
| Bank of America Corp | 1,200 | $3.54K | 0.00% | −8−0.7% | Reduced |
| Advisor Group Holdings, Inc. | 447 | $1.32K | 0.00% | −10,183−95.8% | Reduced |
| UBS Group AG | 249 | $735 | 0.00% | −2,381−90.5% | Reduced |
| Wells Fargo & Company | 101 | $298 | 0.00% | +1+1.0% | Added |
| Schonfeld Strategic Advisors LLC | 0 | $0 | 0.00% | −12,200−100.0% | Sold out |
| Jane Street Group, LLC | 0 | $0 | 0.00% | −11,704−100.0% | Sold out |
| Group One Trading, L.P. | 0 | $0 | 0.00% | −159−100.0% | Sold out |