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.
Lightbridge Corporation furnished a Form 8-K to announce it issued a press release with results for the quarter ended September 30, 2025. The press release is attached as Exhibit 99.1 and dated November 5, 2025.
The company states the information provided under Item 2.02, including the press release, is furnished and not deemed “filed” under the Exchange Act, nor incorporated by reference into Securities Act filings unless expressly referenced. Lightbridge’s common stock trades on Nasdaq under the symbol LTBR.
Lightbridge (LTBR) director reports an open-market sale under a pre-set plan. On 11/03/2025, the reporting person sold 1,948 shares of common stock pursuant to a Rule 10b5-1 trading plan adopted on May 21, 2025. The weighted average sale price was $26.73, with individual trades ranging from $26.2975 to $27.195. Following the transaction, the director beneficially owns 43,501 shares, held directly.
Lightbridge Corporation (LTBR) reported an insider transaction by President and CEO Seth Grae. On 10/15/2025, he exercised 32,296 stock options at $12.60 and sold 32,296 common shares at a $28.07 weighted average price, executed under a Rule 10b5-1 trading plan adopted on September 12, 2024. Following these transactions, he beneficially owns 753,316 common shares directly. Footnotes note the sale prices ranged from $28.00 to $28.28 and that the exercised option was fully vested as of the report date.
Lightbridge Corporation (LTBR) President & CEO and Director Seth Grae reported an insider transaction. On October 13, 2025, he exercised 20,600 stock options at $10.80 per share and sold 20,600 shares at a $26.01 weighted average price under a Rule 10b5-1 trading plan adopted on September 12, 2024.
The sale occurred in multiple trades between $25.80 and $26.58. Following these transactions, Grae beneficially owns 753,316 shares directly. The exercised option (20,600 shares at $10.80) is now fully settled; other vested options remain outstanding with stated exercise prices and expirations.
Director and CEO Seth Grae reported exercising 7,616 employee stock options on 10/10/2025 and immediately selling the same 7,616 shares. The option exercise used a $10.80 exercise price for those options and the subsequent sale generated a weighted average sale price of $25.84 per share, with trade prices reported between $25.80 and $25.92. The transactions were executed under a Rule 10b5-1 trading plan adopted on 09/12/2024, which the filer discloses as the basis for the timing. Following these transactions, the reporting person beneficially owned 760,932 shares before the sale and 753,316 shares after the sale. The filing also lists outstanding employee stock options exercisable at $12.60, $18.48, and $55.20 with various exercisability and expiration dates.
Andrey Mushakov, Executive Vice President, Nuclear Operations at Lightbridge Corporation (LTBR), reported exercising 25,093 employee stock options with an exercise price of $12.60 and immediately selling 25,093 shares at a weighted average sale price of $25.06. The transactions were executed on 10/10/2025 pursuant to a Rule 10b5-1 written trading plan adopted on 9/13/2024.
After the option exercise and sale, the reporting person’s direct beneficial ownership declined from 420,792 shares to 395,699 shares. The filing also discloses existing vested options for 11,351 and 10,067 shares with exercise prices of $18.48 and $55.20, respectively, and an option exercisable through 10/26/2027.
Lightbridge Corp (LTBR) filed a Form 144 reporting a proposed sale of 60,512 shares of common stock through Stifel Nicolaus & Company Inc. on the Nasdaq with an aggregate market value of $1,561,210.00. The filing lists total shares outstanding as 25,914,533 and an approximate sale date of 10/10/2025. The shares were acquired by option exercises on 10/26/2017 (32,296 shares) and 08/06/2018 (28,216 shares), with payment recorded as cash on 05/28/2025.
The filer indicates no securities sold in the past three months and includes the standard representation about material nonpublic information and Rule 10b5-1 plan disclosure. The notice is procedural and shows a planned sale of a small portion of outstanding stock through a broker on a listed exchange.
LIGHTBRIDGE Corp (LTBR) filed a Form 144 notifying the proposed sale of 25,093 shares of common stock through Stifel Nicolaus & Company on 10/10/2025 with an aggregate market value of $392,525.00. The filing shows those shares were acquired by option exercises on 08/06/2018 (17,598 shares) and 10/26/2017 (15,701 shares) and are to be paid in cash at sale.
The notice also discloses a prior sale by the reporting individual, Andrey Mushakov, of 17,598 shares on 09/22/2025 for gross proceeds of $352,659.00. The seller certifies they are not aware of any undisclosed material adverse information and the sale is to be executed on the Nasdaq exchange.
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.