Welcome to our dedicated page for Lightbridge SEC filings (Ticker: LTBR), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
Lightbridge Corporation filings document the formal disclosure record for an advanced nuclear fuel technology company developing Lightbridge Fuel™ for water-cooled reactors and small modular reactors. Its 8-K filings report financial results, business updates, R&D activity, patent and testing developments, and material events related to financing, compensation arrangements, and corporate governance.
Proxy materials describe annual meeting proposals, board and executive compensation matters, equity incentive plans, and shareholder voting procedures. Registration-related and prospectus supplement filings disclose common-stock offering capacity under shelf and at-the-market programs, while results disclosures furnished on Form 8-K frame liquidity, operating losses, research spending, and capital-structure activity tied to nuclear fuel development.
Insider sale under 10b5-1 plan: A director of Lightbridge Corporation (LTBR) sold 1,246 shares of common stock on 10/08/2025 at a weighted average price of $22.89 per share. The reporting person states the sale was executed under a Rule 10b5-1 trading plan adopted on 05/21/2025, and the shares were sold in multiple transactions at prices ranging from $22.8325 to $22.93. After the reported transactions, the reporting person beneficially owned 45,449 shares, held directly.
The filing is a standard Section 16 Form 4 disclosure showing a routine, pre-planned disposition by an officer/director rather than an ad-hoc sale; the filer offers to provide detailed per-price sale information on request.
Lightbridge Corporation director Jesse L. Funches reported a sale of 1,448 shares of common stock under a Rule 10b5-1 plan on 10/07/2025. The shares were sold at a weighted average price of $22.67 per share in two transactions, and the filing shows the reporting person retains 64,840 shares after the sale. The Form 4 notes the 10b5-1 plan was adopted on 05/14/2025 and that the reported sale prices were $22.6687 and $22.68, with the filer offering to provide per-transaction details on request.
This is a routine disclosure of insider selling under an adopted trading plan rather than an ad hoc sale; it notifies investors of a modest reduction in an insider’s direct holdings while preserving transparency about execution price and plan adoption date.
Sweta Chakraborty, a director of Lightbridge Corporation (LTBR), reported the sale of 1,947 shares of common stock on 10/01/2025. The sale was effected under a Rule 10b5-1 trading plan adopted on May 21, 2025. The reported weighted-average price for the shares sold was $20.85, with individual transaction prices ranging from $20.77 to $21.00. Following the reported sale, the reporting person beneficially owned 46,695 shares. The form was signed on 10/03/2025. The reporting person offered to provide detailed transaction-level price information on request.
Lightbridge Corporation filed a prospectus supplement for the offer and sale of up to $75,000,000 of its common stock under an at-the-market equity offering program.
The shares may be issued and sold from time to time through Jefferies LLC, acting as sales agent, pursuant to an existing Open Market Sale Agreement and the company’s effective shelf registration statement on Form S-3. The filing also includes a legal opinion and related consent from counsel, which are incorporated by reference into the registration statement.
Andrey Mushakov, Executive Vice President of Nuclear Operations at Lightbridge Corporation (LTBR), exercised and sold shares under a Rule 10b5-1 plan. On 09/22/2025 he exercised 17,598 employee stock options with a $10.80 exercise price and immediately sold 17,598 shares at a weighted-average price of $20.04, reporting 395,699 shares owned after the sale. The exercise generated 17,598 shares listed as newly acquired in the report and the sale was disclosed as multiple transactions between $20.00 and $20.14. The report also lists outstanding vested options: 25,093 at $12.60, 11,351 at $18.48 and 10,067 at $55.20, and shows total beneficial ownership of 413,297 shares prior to the sale.
Andrey Mushakov, Executive Vice President of Nuclear Operations at Lightbridge Corporation (LTBR), exercised and sold shares under a Rule 10b5-1 plan. On 09/22/2025 he exercised 17,598 employee stock options with a $10.80 exercise price and immediately sold 17,598 shares at a weighted-average price of $20.04, reporting 395,699 shares owned after the sale. The exercise generated 17,598 shares listed as newly acquired in the report and the sale was disclosed as multiple transactions between $20.00 and $20.14. The report also lists outstanding vested options: 25,093 at $12.60, 11,351 at $18.48 and 10,067 at $55.20, and shows total beneficial ownership of 413,297 shares prior to the sale.
Lightbridge Corp (LTBR) filed a Form 144 notifying the SEC of a proposed sale of 17,598 shares of common stock to be executed through Stifel Nicolaus on Nasdaq on 09/22/2025. The filing states the shares were acquired on 08/06/2018 via option exercise and the sale consideration is cash. The filing reports an aggregate market value of $352,659 based on 25,914,533 shares outstanding and indicates there were no securities sold by the person in the past three months. The notice includes the seller's representation that they are unaware of any undisclosed material adverse information about the issuer.
Lightbridge Corp (LTBR) filed a Form 144 notifying the SEC of a proposed sale of 17,598 shares of common stock to be executed through Stifel Nicolaus on Nasdaq on 09/22/2025. The filing states the shares were acquired on 08/06/2018 via option exercise and the sale consideration is cash. The filing reports an aggregate market value of $352,659 based on 25,914,533 shares outstanding and indicates there were no securities sold by the person in the past three months. The notice includes the seller's representation that they are unaware of any undisclosed material adverse information about the issuer.
Lightbridge Corp (LTBR) director Mark R. Tobin reported a sale of 3,000 common shares on 09/02/2025 pursuant to a Rule 10b5-1 trading plan adopted January 13, 2025. The shares were sold in multiple transactions at prices ranging from $14.0287 to $14.575, producing a weighted average price of $14.21 per share. After the reported sales, the filing shows the reporting person beneficially owns 61,038 shares. The Form 4 was signed by an attorney-in-fact, Larry Goldman, on 09/03/2025. The filer offers to provide transaction-level price details on request.
Sweta Chakraborty, a director of Lightbridge Corporation (LTBR), reported the sale of 1,948 shares of common stock on 09/02/2025 under a pre-established Rule 10b5-1 trading plan. The weighted-average price for the disposals was $14.22, with individual trade prices ranging from $14.0287 to $14.38. After the reported transactions, Chakraborty beneficially owned 48,642 shares. The Form 4 was signed by an attorney-in-fact on behalf of the reporting person.
Lightbridge Corp. director Sherri Goodman received restricted stock awards and performance-based restricted stock awards totaling 20,000 shares on 08/28/2025. The awards comprise 5,000 time-based restricted shares that vest in three equal annual installments and 15,000 performance-based restricted shares that vest only upon achievement of specified performance conditions and continued service; unvested performance awards will be forfeited if not vested by December 31, 2028. After these grants, Goodman beneficially owns 51,847 shares of Lightbridge common stock, held directly.
Daniel B. Magraw, a director of Lightbridge Corporation (LTBR), reported multiple equity grants dated 08/28/2025. The filing shows five separate non-derivative stock grants totaling 20,000 shares acquired on that date, increasing his beneficial ownership to 34,055 shares. The filing explains the 5,000-share grant is a restricted stock award (RSA) that vests in three equal annual installments based on continued service. The other grants are performance-based restricted stock awards (PSAs) that vest upon meeting a specified performance condition and may be forfeited if unvested by 12/31/2028. Magraw also holds employee stock options exercisable for a total of 10,821 shares at various strike prices ($3.82, $10.80, $12.60, $55.20) and expiration dates through 12/02/2029. The form is signed by an attorney-in-fact on 08/29/2025.