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.
LIGHTBRIDGE Corp director Sweta Chakraborty sold 1,143 shares of common stock in an open-market transaction at a weighted average price of $9.29 per share. The sale was executed under a Rule 10b5-1 trading plan adopted on March 5, 2026. After this transaction, she directly holds 47,849 shares, indicating that only a small portion of her ownership was sold. The shares were sold in multiple trades at prices ranging from $9.24 to $9.31.
LIGHTBRIDGE Corp director Sherri Goodman reported an open-market sale of 1,116 shares of common stock. The shares were sold at a weighted average price of $9.29 per share, in multiple trades between $9.24 and $9.31.
After this transaction, she directly holds 60,246 shares. The sale was executed under a pre-arranged Rule 10b5-1 trading plan adopted on March 20, 2026, indicating it was scheduled in advance as part of routine portfolio management.
LIGHTBRIDGE Corp director Sherri Goodman sold 1,116 shares of Common Stock in an open-market transaction. The shares were sold at a weighted average price of $9.584 per share, in multiple trades between $9.56 and $9.68. After the sale, she directly holds 61,362 shares. The transaction was executed under a Rule 10b5-1 trading plan adopted on March 20, 2026, indicating it was pre-scheduled rather than a discretionary trade.
Lightbridge Corporation reported the results of its 2026 Annual Meeting of Stockholders, held virtually on May 14, 2026. Stockholders voted on directors, executive pay and the company’s external auditor.
Six director nominees were elected, each receiving over 10.5 million votes “for,” with relatively small “withheld” votes and broker non-votes recorded. Stockholders also approved, on an advisory basis, the compensation of the named executive officers, with 10,284,638 votes “for,” 293,540 “against,” and 70,866 abstentions. They further ratified BDO USA, P.C. as independent registered public accounting firm for 2026 by 21,577,133 votes “for,” 57,850 “against,” and 65,221 abstentions.
Lightbridge Corp reports a Schedule 13G showing shared ownership by State Street entities. The filing states 2,381,364 shares beneficially owned, representing 6.9% of common stock. A related filer, SSGA Funds Management, Inc., is shown with 1,866,440 shares (5.4%).
The filing lists shared voting and dispositive power amounts and identifies multiple State Street advisory entities; signatures are dated 05/12/2026.
Lightbridge Corporation reported a net loss of $6.3 million for the three months ended March 31, 2026, with no revenue as it continues to focus on developing its next‑generation nuclear fuel. Operating expenses rose to $7.6 million, driven by higher general and administrative and research and development spending.
R&D expenses nearly doubled to $3.3 million, reflecting more engineers, higher bonuses, stock-based awards, and new IT investments, including a high‑performance computer. Lightbridge ended the quarter with strong liquidity, holding $215.7 million in cash and cash equivalents, supported by $18.6 million of net proceeds from at‑the‑market stock sales.
Lightbridge Corporation reported a higher net loss but a much stronger cash position in the first quarter of 2026 as it ramped up fuel development. The company posted a net loss of $6,344,839, compared to $4,771,012 a year earlier, with no revenue in either period.
Total operating expenses rose as general and administrative costs increased to $4,334,520 and research and development spending doubled to $3,347,627, reflecting more staff, stock-based awards, and high-performance computing investments. Interest income grew to $1,337,308 on larger cash balances.
Lightbridge ended March 31, 2026 with cash and cash equivalents of $215,671,445 and working capital of about $215.8 million, up from $201.7 million at year-end 2025, mainly due to $18,587,048 in net cash from equity financing. Management highlighted expanded patent protection, new testing agreements, and growing in-house engineering teams as it advances its Lightbridge Fuel program.
LIGHTBRIDGE Corp CFO Larry Goldman reported a routine tax-related share disposition. On the vesting of performance-based restricted stock awards, 9,013 shares of common stock were withheld to cover taxes at an indicated value of $11.09 per share, and no shares were sold in the market. After this withholding, Goldman directly holds 319,827 shares of common stock. He also holds a fully vested employee stock option for 4,469 shares of common stock at an exercise price of $18.48 per share, expiring on November 9, 2026.
LIGHTBRIDGE Corp executive reports routine tax withholding on vested stock awards. EVP, Nuclear Operations Andrey Mushakov had 8,597 shares of common stock withheld at $11.09 per share on April 3, 2026 to cover taxes from vesting performance-based restricted stock awards. The footnote states that no shares were sold.
After this transaction, he directly holds 380,485 common shares. He also holds a fully vested employee stock option covering 11,351 shares of common stock at an exercise price of $18.48 per share, expiring on November 9, 2026.
Lightbridge Corp President and CEO Seth Grae reported a tax-related share disposition tied to equity compensation. On April 3, 2026, 13,256 shares of Common Stock were withheld at $11.0900 per share to cover taxes upon the vesting of performance-based restricted stock awards. The footnotes state that no shares were sold in the market. After this withholding, Grae directly owned 778,014 Common shares and held fully vested employee stock options covering 7,937 shares at $12.6000 per share expiring on October 26, 2027, and 18,199 shares at $18.4800 per share expiring on November 9, 2026.