LIGHTBRIDGE Corp SEC filings LTBR
LIGHTBRIDGE Corp has 1,000 filings in SEC EDGAR's recent list, going back to Oct 6, 2006. Its latest annual report, Form ARS, was filed on Mar 30, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Nov 4, 2026, covering the quarter ended Sep 30, 2026. The most recent current report (Form 8-K) was filed on Nov 2, 2026 (results of operations). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| 4 | Insider transaction | Oct 2, 2026 | Oct 1, 2026 |
| 4 | Insider transaction | Sep 2, 2026 | Sep 1, 2026 |
| 4 | Insider transaction | Aug 28, 2026 | Aug 28, 2026 |
| 4 | Insider transaction | Aug 28, 2026 | Aug 28, 2026 |
| 4 | Insider transaction | Aug 28, 2026 | Aug 28, 2026 |
| 4 | Insider transaction | Aug 28, 2026 | Aug 28, 2026 |
| 4 | Insider transaction | Aug 12, 2026 | Aug 11, 2026 |
| 144 | Notice of proposed sale | Aug 11, 2026 | — |
| 4 | Insider transaction | Aug 7, 2026 | Aug 6, 2026 |
| 4 | Insider transaction | Aug 7, 2026 | Aug 6, 2026 |
| 4 | Insider transaction | Aug 7, 2026 | Aug 6, 2026 |
| 4 | Insider transaction | Aug 7, 2026 | Aug 6, 2026 |
| 4 | Insider transaction | Aug 7, 2026 | Aug 6, 2026 |
| 4 | Insider transaction | Aug 7, 2026 | Aug 6, 2026 |
| 4 | Insider transaction | Aug 7, 2026 | Aug 6, 2026 |
| 4 | Insider transaction | Aug 7, 2026 | Aug 6, 2026 |
| 4 | Insider transaction | Aug 7, 2026 | Aug 6, 2026 |
| SCHEDULE 13G | Ownership over 5% (passive) | Aug 7, 2026 | — |
| 3 | Initial insider ownership | Aug 6, 2026 | Aug 6, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Jul 29, 2026 | — |
| 4 | Insider transaction | Jul 2, 2026 | Jul 1, 2026 |
| 4 | Insider transaction | Jul 1, 2026 | Jul 1, 2026 |
| 4 | Insider transaction | Jun 22, 2026 | Jun 22, 2026 |
| SCHEDULE 13G | Ownership over 5% (passive) | May 12, 2026 | — |
| 4 | Insider transaction | Apr 14, 2026 | Apr 3, 2026 |
| 4 | Insider transaction | Apr 14, 2026 | Apr 3, 2026 |
| 4 | Insider transaction | Apr 14, 2026 | Apr 3, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Mar 27, 2026 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Feb 9, 2026 | — |
| 4 | Insider transaction | Jan 30, 2026 | Jan 29, 2026 |
| 144 | Notice of proposed sale | Jan 29, 2026 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Jan 21, 2026 | — |
| 4 | Insider transaction | Jan 16, 2026 | Jan 14, 2026 |
| 144 | Notice of proposed sale | Jan 14, 2026 | — |
| 4 | Insider transaction | Jan 9, 2026 | Jan 9, 2026 |
| 144 | Notice of proposed sale | Jan 6, 2026 | — |
| 4 | Insider transaction | Jan 6, 2026 | Jan 6, 2026 |
| 4 | Insider transaction | Jan 5, 2026 | Jan 2, 2026 |
| 4 | Insider transaction | Jan 5, 2026 | Jan 2, 2026 |
| 4 | Insider transaction | Jan 5, 2026 | Jan 2, 2026 |
| 4 | Insider transaction | Jan 5, 2026 | Jan 2, 2026 |
| 4 | Insider transaction | Jan 5, 2026 | Jan 2, 2026 |
| 4 | Insider transaction | Dec 16, 2025 | Dec 15, 2025 |
| 4 | Insider transaction | Dec 16, 2025 | Dec 15, 2025 |
| 4 | Insider transaction | Dec 16, 2025 | Dec 15, 2025 |
| 144 | Notice of proposed sale | Dec 16, 2025 | — |
| 144 | Notice of proposed sale | Dec 5, 2025 | — |
| 4 | Insider transaction | Dec 5, 2025 | Dec 4, 2025 |
| 4 | Insider transaction | Dec 5, 2025 | Dec 4, 2025 |
| 4 | Insider transaction | Dec 5, 2025 | Dec 4, 2025 |
| 4 | Insider transaction | Dec 2, 2025 | Dec 1, 2025 |
| 4 | Insider transaction | Dec 2, 2025 | Dec 1, 2025 |
| 4 | Insider transaction | Dec 2, 2025 | Dec 1, 2025 |
| 4 | Insider transaction | Dec 2, 2025 | Dec 1, 2025 |
| 144 | Notice of proposed sale | Dec 1, 2025 | — |
| 4 | Insider transaction | Nov 21, 2025 | Nov 20, 2025 |
| 4 | Insider transaction | Nov 21, 2025 | Nov 20, 2025 |
| 4 | Insider transaction | Nov 21, 2025 | Nov 20, 2025 |
| 144 | Notice of proposed sale | Nov 20, 2025 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Nov 14, 2025 | — |
| 4 | Insider transaction | Nov 3, 2025 | Nov 3, 2025 |
| 4 | Insider transaction | Oct 15, 2025 | Oct 15, 2025 |
| 4 | Insider transaction | Oct 14, 2025 | Oct 13, 2025 |
| 4 | Insider transaction | Oct 10, 2025 | Oct 10, 2025 |
| 4 | Insider transaction | Oct 10, 2025 | Oct 10, 2025 |
| 144 | Notice of proposed sale | Oct 10, 2025 | — |
| 144 | Notice of proposed sale | Oct 10, 2025 | — |
| 4 | Insider transaction | Oct 8, 2025 | Oct 8, 2025 |
| 4 | Insider transaction | Oct 7, 2025 | Oct 7, 2025 |
| 4 | Insider transaction | Oct 3, 2025 | Oct 1, 2025 |
| 4 | Insider transaction | Sep 23, 2025 | Sep 22, 2025 |
| 144 | Notice of proposed sale | Sep 22, 2025 | — |
| 4 | Insider transaction | Sep 3, 2025 | Sep 2, 2025 |
| 4 | Insider transaction | Sep 3, 2025 | Sep 2, 2025 |
| 4 | Insider transaction | Aug 29, 2025 | Aug 28, 2025 |
| 4 | Insider transaction | Aug 29, 2025 | Aug 28, 2025 |
| 4 | Insider transaction | Aug 29, 2025 | Aug 28, 2025 |
| 4 | Insider transaction | Aug 29, 2025 | Aug 28, 2025 |
| 4 | Insider transaction | Aug 29, 2025 | Aug 28, 2025 |
| 4 | Insider transaction | Aug 29, 2025 | Aug 28, 2025 |
| 4 | Insider transaction | Aug 29, 2025 | Aug 28, 2025 |
| 4 | Insider transaction | Aug 29, 2025 | Aug 28, 2025 |
| 4 | Insider transaction | Aug 21, 2025 | Aug 20, 2025 |
| 4 | Insider transaction | Aug 19, 2025 | Aug 15, 2025 |
| 4 | Insider transaction | Aug 15, 2025 | Aug 13, 2025 |
| 144 | Notice of proposed sale | Aug 15, 2025 | — |
| 144 | Notice of proposed sale | Aug 13, 2025 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Jul 29, 2025 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Jul 18, 2025 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Jun 20, 2025 | — |
| 4 | Insider transaction | Jun 11, 2025 | Jun 9, 2025 |
| 144 | Notice of proposed sale | Jun 9, 2025 | — |
| 4 | Insider transaction | Jun 4, 2025 | Jun 2, 2025 |
| 4 | Insider transaction | May 30, 2025 | May 28, 2025 |
| 144 | Notice of proposed sale | May 28, 2025 | — |
| 4 | Insider transaction | May 16, 2025 | May 14, 2025 |
| 4 | Insider transaction | May 16, 2025 | May 14, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | May 15, 2025 | — |
| 144 | Notice of proposed sale | May 14, 2025 | — |
| 144 | Notice of proposed sale | May 14, 2025 | — |
| 4 | Insider transaction | May 13, 2025 | May 12, 2025 |
| 144 | Notice of proposed sale | May 12, 2025 | — |
| 4 | Insider transaction | Apr 4, 2025 | Apr 3, 2025 |
| 4 | Insider transaction | Apr 4, 2025 | Apr 3, 2025 |
| 4 | Insider transaction | Apr 4, 2025 | Apr 3, 2025 |
| 4 | Insider transaction | Apr 1, 2025 | Mar 28, 2025 |
| 144 | Notice of proposed sale | Mar 28, 2025 | — |
| 4 | Insider transaction | Mar 24, 2025 | Mar 20, 2025 |
| 144 | Notice of proposed sale | Mar 20, 2025 | — |
| 4 | Insider transaction | Mar 14, 2025 | Mar 12, 2025 |
| 4 | Insider transaction | Mar 14, 2025 | Mar 12, 2025 |
| 4 | Insider transaction | Mar 14, 2025 | Mar 12, 2025 |
| 4 | Insider transaction | Mar 14, 2025 | Mar 12, 2025 |
| 4 | Insider transaction | Mar 14, 2025 | Mar 12, 2025 |
| 4 | Insider transaction | Feb 14, 2025 | Feb 12, 2025 |
| 4 | Insider transaction | Feb 14, 2025 | Feb 12, 2025 |
| 144/A | Filing | Feb 13, 2025 | — |
| 144/A | Filing | Feb 12, 2025 | — |
| 144 | Notice of proposed sale | Feb 12, 2025 | — |
| 4 | Insider transaction | Jan 24, 2025 | Jan 23, 2025 |
| 4 | Insider transaction | Jan 24, 2025 | Jan 22, 2025 |
| 144/A | Filing | Jan 23, 2025 | — |
| 144 | Notice of proposed sale | Jan 23, 2025 | — |
| 144/A | Filing | Jan 8, 2025 | — |
| 4 | Insider transaction | Jan 8, 2025 | Jan 6, 2025 |
| 144 | Notice of proposed sale | Jan 6, 2025 | — |
| 4 | Insider transaction | Dec 16, 2024 | Dec 15, 2024 |
| 4 | Insider transaction | Dec 16, 2024 | Dec 15, 2024 |
| 4 | Insider transaction | Dec 16, 2024 | Dec 15, 2024 |
| 4 | Insider transaction | Dec 6, 2024 | Dec 4, 2024 |
| 4 | Insider transaction | Dec 6, 2024 | Dec 4, 2024 |
| 4 | Insider transaction | Dec 6, 2024 | Dec 4, 2024 |
| 4 | Insider transaction | Dec 6, 2024 | Dec 4, 2024 |
| 4 | Insider transaction | Dec 6, 2024 | Dec 4, 2024 |
| 4 | Insider transaction | Dec 6, 2024 | Dec 4, 2024 |
| 4 | Insider transaction | Dec 6, 2024 | Dec 4, 2024 |
| 4 | Insider transaction | Dec 6, 2024 | Dec 4, 2024 |
| 4 | Insider transaction | Nov 27, 2024 | Nov 18, 2024 |
| 4 | Insider transaction | Nov 27, 2024 | Nov 18, 2024 |
| 4 | Insider transaction | Nov 27, 2024 | Nov 18, 2024 |
| 4 | Insider transaction | Nov 22, 2024 | Nov 20, 2024 |
| 4 | Insider transaction | Sep 3, 2024 | Aug 30, 2024 |
| 4 | Insider transaction | Sep 3, 2024 | Aug 30, 2024 |
| 4 | Insider transaction | Sep 3, 2024 | Aug 30, 2024 |
| 4 | Insider transaction | Aug 1, 2024 | Jul 31, 2024 |
| 4 | Insider transaction | Aug 1, 2024 | Jul 31, 2024 |
| 4 | Insider transaction | Aug 1, 2024 | Jul 31, 2024 |
| 4 | Insider transaction | Jul 1, 2024 | Jun 28, 2024 |
| 4 | Insider transaction | Jul 1, 2024 | Jun 28, 2024 |
| 4 | Insider transaction | Jul 1, 2024 | Jun 28, 2024 |
| 4 | Insider transaction | Jun 4, 2024 | May 31, 2024 |
| 4 | Insider transaction | Jun 4, 2024 | May 31, 2024 |
| 4 | Insider transaction | Jun 4, 2024 | May 31, 2024 |
| 4 | Insider transaction | May 1, 2024 | Apr 30, 2024 |
| 4 | Insider transaction | May 1, 2024 | Apr 30, 2024 |
| 4 | Insider transaction | May 1, 2024 | Apr 30, 2024 |
| 4 | Insider transaction | Mar 28, 2024 | Mar 27, 2024 |
| 4 | Insider transaction | Mar 28, 2024 | Mar 27, 2024 |
| 4 | Insider transaction | Mar 28, 2024 | Mar 27, 2024 |
| 4 | Insider transaction | Mar 1, 2024 | Feb 29, 2024 |
| 4 | Insider transaction | Mar 1, 2024 | Feb 29, 2024 |
| 4 | Insider transaction | Mar 1, 2024 | Feb 29, 2024 |
| 4 | Insider transaction | Feb 1, 2024 | Jan 31, 2024 |
| 4 | Insider transaction | Feb 1, 2024 | Jan 31, 2024 |
| 4 | Insider transaction | Feb 1, 2024 | Jan 31, 2024 |
| 4 | Insider transaction | Dec 28, 2023 | Dec 27, 2023 |
| 4 | Insider transaction | Dec 28, 2023 | Dec 27, 2023 |
| 4 | Insider transaction | Dec 28, 2023 | Dec 27, 2023 |
| 4 | Insider transaction | Dec 19, 2023 | Dec 15, 2023 |
| 4 | Insider transaction | Dec 19, 2023 | Dec 15, 2023 |
| 4 | Insider transaction | Dec 19, 2023 | Dec 15, 2023 |
| 4 | Insider transaction | Dec 1, 2023 | Nov 30, 2023 |
| 4 | Insider transaction | Dec 1, 2023 | Nov 30, 2023 |
| 4 | Insider transaction | Dec 1, 2023 | Nov 30, 2023 |
| 4 | Insider transaction | Nov 22, 2023 | Nov 20, 2023 |
| 4 | Insider transaction | Nov 22, 2023 | Nov 20, 2023 |
| 4 | Insider transaction | Nov 22, 2023 | Nov 20, 2023 |
| 4 | Insider transaction | Nov 22, 2023 | Nov 20, 2023 |
| 4 | Insider transaction | Nov 22, 2023 | Nov 20, 2023 |
| 4 | Insider transaction | Nov 22, 2023 | Nov 20, 2023 |
| 4 | Insider transaction | Nov 21, 2023 | Nov 18, 2023 |
| 4 | Insider transaction | Nov 21, 2023 | Nov 18, 2023 |
| 4 | Insider transaction | Nov 21, 2023 | Nov 18, 2023 |
| 4 | Insider transaction | Nov 1, 2023 | Oct 31, 2023 |
| 4 | Insider transaction | Nov 1, 2023 | Oct 31, 2023 |
| 4 | Insider transaction | Nov 1, 2023 | Oct 31, 2023 |
| 4 | Insider transaction | Oct 2, 2023 | Sep 29, 2023 |
| 4 | Insider transaction | Oct 2, 2023 | Sep 29, 2023 |
| 4 | Insider transaction | Oct 2, 2023 | Sep 29, 2023 |
| 4 | Insider transaction | Sep 1, 2023 | Aug 31, 2023 |
| 4 | Insider transaction | Sep 1, 2023 | Aug 31, 2023 |
| 4 | Insider transaction | Sep 1, 2023 | Aug 31, 2023 |
| 4 | Insider transaction | Aug 1, 2023 | Jul 31, 2023 |
| 4 | Insider transaction | Aug 1, 2023 | Jul 31, 2023 |
| 4 | Insider transaction | Aug 1, 2023 | Jul 31, 2023 |
| 4 | Insider transaction | Jul 3, 2023 | Jun 30, 2023 |
| 4 | Insider transaction | Jul 3, 2023 | Jun 30, 2023 |
| 4 | Insider transaction | Jul 3, 2023 | Jun 30, 2023 |
| 4 | Insider transaction | Jun 1, 2023 | May 31, 2023 |
| 4 | Insider transaction | Jun 1, 2023 | May 31, 2023 |
Showing 200 filings, the most recent 200. Main filings leave out insider and ownership forms such as Form 4; choose a type above to see them. Each form opens on SEC.gov. Older filings are on SEC EDGAR.
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Company profile
- Industry
- Industrial Inorganic Chemicals (SIC 2810)
- Listed as
- LTBR (Nasdaq)
- Fiscal year ends
- December 31
- Incorporated in
- NV
- Headquarters
- Reston, VA
- SEC filer status
- Non-accelerated filer, Smaller reporting company
- SEC CIK
- 1084554
- Former names
- Thorium Power, Ltd (until Aug 25, 2009); NOVASTAR RESOURCES LTD. (until Oct 6, 2006); NOVASTAR RESOURCES LTD (until Sep 29, 2005); CUSTOM BRANDED NETWORKS INC (until Aug 19, 2005); AQUISTAR VENTURES USA INC (until May 15, 2001)
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- Kronos Worldwide Inc KRO
- LSB Industries, Inc. LXU
- Tronox Holdings plc TROX
- Luxfer Holdings PLC LXFR
Source: SEC EDGAR filings. This is company-reported data, not investment advice.