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MANTLE MINERALS LIMITED — Investor Relations & Filings

Ticker · MTL ISIN · AU0000256976 ASX Mining and quarrying
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Filings indexed 962 across all filing types
Latest filing 2026-05-29 Director's Dealing
Country AU Australia
Listing ASX MTL

About MANTLE MINERALS LIMITED

https://mantleminerals.com.au/

Mantle Minerals Limited focuses on the acquisition and development of resource projects, primarily targeting gold, nickel, and lithium deposits. The company's exploration activities are centered on the Roberts Hill and Mt Berghaus projects, located near significant gold discoveries in the Mallina Basin. It also manages the Pardoo project, which is prospective for nickel, copper, and cobalt, and the Yule River project, which targets lithium mineralization. The company employs systematic geological evaluation and drilling programs to identify and advance mineral resources within its tenement holdings. Its strategy involves leveraging modern exploration technology to explore high-potential geological settings.

Recent filings

Filing Released Lang Actions
Final Director's Interest Notice 2 pages 422.3KB
Director's Dealing Classification · 90% confidence The document is an ASX Appendix 3Z “Final Director’s Interest Notice” that discloses a director’s personal relevant interests in securities. This corresponds to a report of insider trading by a company director. According to the filing definitions, this is classified as Director’s Dealing (DIRS).
2026-05-29 English
Board and Company Secretary Changes 1 page 79.1KB
Board/Management Information Classification · 85% confidence The document is an ASX announcement detailing changes to the company's board and key management positions (appointment of a new Non-Executive Director and resignation of an existing director/secretary). It is not a full financial report or regulatory certification, but rather a management change announcement. This matches the Board/Management Information category.
2026-05-29 English
Initial Director's Interest Notice 2 pages 362.1KB
Director's Dealing Classification · 95% confidence The document is an ASX Appendix 3X “Initial Director’s Interest Notice” under Listing Rule 3.19A.1, disclosing the director’s relevant interests in securities. This is a report of personal shareholdings or transactions by a company director (insider dealing). Therefore it fits the Director’s Dealing category.
2026-05-29 English
Quarterly Activities/Appendix 5B Cash Flow Report 14 pages 931.5KB
Interim / Quarterly Report Classification · 95% confidence The document is titled 'Quarterly Activities Report' for the quarter ended 31 March 2026, issued as an ASX Announcement. It contains detailed descriptions of exploration activities, survey results, identified targets, and corporate updates including divestment and capital return. It includes substantive operational and financial data related to exploration expenditure and project status. The document is approximately 15,000 characters long, indicating it is a full report rather than a brief announcement. The content aligns with a comprehensive interim or quarterly report providing financial and operational details for a period shorter than a full fiscal year. Therefore, the document fits the definition of an Interim / Quarterly Report (IR). Q1 2026
2026-04-28 English
Yule River Gravity Survey Results 12 pages 1.1MB
Capital/Financing Update Classification · 95% confidence The document is an ASX announcement dated 25 March 2026 from Mantle Minerals Limited. It details the results of a high-resolution gravity and passive seismic survey at the Yule River Project, identifying multiple exploration targets and outlining plans for a Phase 1 drilling program. The content focuses on exploration results, geophysical survey data, and future exploration plans rather than financial results or corporate governance. There is no indication that this is a full annual or interim financial report, audit report, or earnings release. It is not a regulatory filing or announcement of voting results, nor does it relate to capital changes or share transactions. The document is a detailed operational update on exploration activities and targets, typical of a capital/financing update or exploration update. Given the nature of the content—exploration survey results and plans for drilling—the best fitting category is Capital/Financing Update (CAP), as it relates to the company's exploration program and potential capital deployment for drilling. Confidence is high due to the clear focus on exploration results and planned drilling programs, which are capital-intensive activities and typically reported under CAP.
2026-03-24 English
Half Year Accounts 25 pages 1.5MB
Interim / Quarterly Report Classification · 100% confidence The document is titled 'Half-year report for the half-year ended 31 December 2025' and contains detailed financial statements including consolidated statements of profit or loss, financial position, changes in equity, and cash flows. It also includes a Directors' report, Auditor's independence declaration, and an Independent Auditor's Review Report. The presence of comprehensive financial data and analysis for a period shorter than a full fiscal year (half-year) aligns with the definition of an Interim / Quarterly Report. The document is approximately 15,000 characters long, indicating it is a full report rather than a brief announcement or certification. Therefore, the document fits the category of an Interim / Quarterly Report (IR). H1 2026
2026-03-08 English

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