secwatch.observer — SEC 8-K summary ====================================== Issuer: LIBERTY STAR URANIUM & METALS CORP. (LBSR) CIK: 0001172178 Form: 8-K Filed at: 2026-03-10T23:59:59+00:00 Accession: 0001493152-26-009540 Event type: other_material Sentiment: positive Materiality: 0.60 Item codes: 8.01, 9.01 LLM model: deepseek-v4-flash:cloud@v2 Liberty Star staks 13 new claims; now 4th largest mineral holder in Arizona --------------------------------------------------------------------------- - Staked 13 new mining claims covering ~11.18 sq mi in Tombstone Mining District. - Total mineralized footprint now ~31.49 sq mi; ranks 4th largest in Arizona. - Claims host critical minerals, copper, molybdenum, gold (Red Rock Canyon), and REEs. - Chairman Pete O'Heeron cites bonanza-grade gold values and robust geophysical signatures. - Expansion preserves future optionality for open-pit and underground development. Source: EDGAR index: https://www.sec.gov/Archives/edgar/data/1172178/000149315226009540/0001493152-26-009540-index.htm Primary doc: https://www.sec.gov/Archives/edgar/data/1172178/000149315226009540/form8-k.htm HTML page: https://secwatch.observer/filing/0001493152-26-009540 License: Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer