Welcome to our dedicated page for Liberty Star Uranium & Metals SEC filings (Ticker: LBSR), 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.
Liberty Star Uranium & Metals Corp. filings document material events for an OTCQB mineral exploration company operating as Liberty Star Minerals. Recent 8-K reports describe project-related updates for the Hay Mountain holdings in southeast Arizona, including mineral exploration permits, mining claims, and subsidiaries such as Earp Ridge Mines LLC and Red Rock Mines LLC.
The company’s filings also record capital-structure and financing matters, including securities purchase agreements, convertible promissory notes, direct financial obligations, and potential common stock conversion terms. Governance disclosures include board appointments and director departures, while other event filings cover asset organization, critical-mineral initiatives, and exploration-focused corporate updates.
Liberty Star Uranium & Metals Corp. entered into a Securities Purchase Agreement with 1800 Diagonal Lending LLC, under which it issued a convertible promissory note with an aggregate principal amount of $73,700.
The note, dated June 11, 2026, carries interest at 8% with a 10% original issue discount and matures on March 15, 2027. Principal and accrued interest can be converted into shares of Liberty Star’s common stock under the terms specified in the note.
Liberty Star Uranium & Metals Corp. filed its quarterly report for the three months ended April 30, 2026, showing it remains a pre-revenue exploration company focused on Arizona mineral projects. The company reported a net loss of $114,995, narrower than the $336,132 loss a year earlier, helped by a $429,456 gain from revaluing derivative liabilities.
Cash and cash equivalents were $65,191 with total assets of $120,835, against total liabilities of $652,512, resulting in a stockholders’ deficit of $531,677 and a working capital deficit of $502,365. Management states there is substantial doubt about the company’s ability to continue as a going concern and plans to rely on additional equity, convertible debt and joint venture funding.
During the quarter Liberty Star issued 13,479,622 shares through conversions of $232,054 in principal and $38,822 in interest on convertible notes and granted 234,119 new stock options. Convertible promissory notes totaled $377,896 before discounts, and derivative liabilities were $123,501 at April 30, 2026. Common shares outstanding reached 111,739,164 as of June 10, 2026, reflecting ongoing financing through equity-linked instruments.
Liberty Star Uranium & Metals Corp. entered a financing deal with Monroe Street Capital Partners LP. The company agreed to issue an 8% convertible promissory note with a principal amount of $123,200, which includes a 10% original issue discount.
The note, dated May 18, 2026 and issued effective May 26, 2026, matures in one year from the agreement date. Outstanding principal and accrued interest can be converted into shares of Liberty Star’s common stock under the terms set out in the note and related Securities Purchase Agreement.
Liberty Star Uranium & Metals Corp. reports another year as an exploration-stage company with no revenue and a net loss of $1,243,521 for the year ended January 31, 2026. The auditor highlights substantial doubt about the company’s ability to continue as a going concern.
Liberty Star holds mineral claims and Arizona State Mineral Exploration Permits focused around the Tombstone and Hay Mountain areas, where early drilling and geochemical work indicate alteration and trace copper mineralization but no defined mineral resources or reserves.
Liquidity remains tight, with cash of $276,959, a working capital deficit of $422,160 and an accumulated deficit of about $61 million as of January 31, 2026. Operations are funded through multiple high‑interest convertible promissory notes and an equity purchase agreement, which have led to share issuances and potential future dilution for common stockholders.
Liberty Star Uranium & Metals Corp. entered into a Securities Purchase Agreement with 1800 Diagonal Lending LLC under which it agreed to issue a convertible promissory note with an aggregate principal amount of $73,700.
The Note, issued effective January 15, 2025, bears interest at 8%, includes a 10% Original Issue Discount, and matures on January 15, 2027. Principal and accrued interest are convertible into shares of Liberty Star’s common stock according to the Note’s terms.
Liberty Star Uranium & Metals Corp. reported that it has staked 13 additional mineral exploration permits in southeast Arizona, adding about 11 square miles of claims. This brings its total mineralized footprint in the Tombstone Mining District to roughly 45 square miles.
The expanded position includes multi-mineral targets at Earp Ridge Mines, LLC and a major gold target at Red Rock Mines, LLC. The company describes this as the largest mineral footprint in Arizona not controlled by a large mining company and a key step toward attracting a major mining partner.
Liberty Star Uranium & Metals Corp. entered into a material definitive agreement with EFRAT Investments for a convertible promissory note with an aggregate principal amount of $110,000. The note carries 8% interest, includes a 10% original issue discount, and matures on March 5, 2027.
The outstanding principal and accrued interest can be converted into Liberty Star common shares under the note’s terms, creating potential future equity dilution alongside new debt. The agreement is documented in a Securities Purchase Agreement and the note, which are filed as exhibits.
Liberty Star Uranium & Metals Corp. reported that Liberty Star Minerals has staked 13 additional mining claims in southeast Arizona. These new claims cover about 11.18 square miles and increase the company’s total mineralized footprint to roughly 31.49 square miles, ranking Hay Mountain Holdings, LLC as the 4th largest mineral footprint in Arizona.
The new claims lie within the Tombstone Mining District and expand the contiguous land position around the Hay Mountain Holdings umbrella, which includes Earp Ridge Mines, Red Rock Mines and American Strategic Minerals. The expansion is aimed at capturing extensions of known structural and geophysical trends identified through recent mapping, sampling and induced polarization survey work.
The company stated that the enlarged land position is intended to preserve future optionality for potential open-pit and underground development and to secure additional gold and polymetallic targets. Liberty Star continues exploration at Red Rock Canyon and the broader Hay Mountain area, including follow-up drilling design, more geochemical sampling and refined 3D geophysical interpretation.
Liberty Star Uranium & Metals Corp. entered into a Securities Purchase Agreement with 1800 Diagonal Lending LLC and issued a $73,700 convertible promissory note.
The note carries 8% interest, includes a 10% original issue discount, and matures on October 15, 2026. The outstanding principal and accrued interest may be converted into shares of Liberty Star’s common stock under the terms set out in the note.
Liberty Star Uranium & Metals Corp. reported that director Matthew Tyler Westbrook beneficially owns stock options granted for his services as a director. These stock options cover 100,000 option shares at an exercise price of $0.04 per share, are exercisable starting 12/16/2025, and expire on 12/16/2035. The options vest at a rate of 1/12 each month over the first year, meaning the right to exercise builds gradually during that period. Ownership of these options is reported as held directly.