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CASTLE MINERALS LIMITED — Investor Relations & Filings

Ticker · CDT ISIN · AU000000CDT3 ASX Mining and quarrying
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Filings indexed 999 across all filing types
Latest filing 2026-03-02 M&A Activity
Country AU Australia
Listing ASX CDT

About CASTLE MINERALS LIMITED

https://www.castleminerals.com

Castle Minerals Limited is a mineral exploration company focused on the discovery and development of gold, graphite, and base metal deposits. The company maintains a diverse portfolio of projects, including the Kambale Graphite project, which is being evaluated for its potential to supply battery-grade material. In the Earaheedy Basin, the company explores for zinc, lead, and copper mineralization. Other significant interests include gold and lithium exploration projects in the Pilbara and Murchison regions. Castle Minerals utilizes systematic exploration techniques, such as geophysical surveys and drilling programs, to identify and delineate high-value mineral systems. The company focuses on creating value through strategic land acquisitions and the advancement of its core projects toward resource definition and feasibility.

Recent filings

Filing Released Lang Actions
Castle Expands Murchison Gold Footprint & Board Changes 19 pages 5.0MB
M&A Activity Classification · 95% confidence The document is a detailed announcement about Castle Minerals Limited's acquisition of a private company (Meekasan Pty Ltd) expanding its gold exploration footprint in Western Australia, along with changes in the company's board and management. It includes strategic positioning, geological data, acquisition terms, and leadership realignment details. There is no indication that this is a full financial report, audit, earnings release, or regulatory filing. The content focuses on M&A activity (acquisition) and board changes. Since it includes both acquisition details and board changes, but the primary focus is on the acquisition and expansion, the most appropriate classification is M&A Activity (TAR). The document is lengthy and substantive, not a brief announcement or a report publication notice, so it is not RPA or RNS. Therefore, the best fit is M&A Activity (TAR).
2026-03-02 English
Quarterly Activities/Appendix 5B Cash Flow Report 15 pages 2.0MB
Interim / Quarterly Report Classification · 95% confidence The document is titled 'ACTIVITIES REPORT' for the December 2025 quarter and contains detailed descriptions of exploration activities, drilling programs, soil sampling, corporate updates including board changes, financial highlights such as cash position and exploration expenditure, and future plans. It references ASX Listing Rule 5.3.1 and 5.3.2, which relate to quarterly reporting requirements for mining exploration companies in Australia. The document includes substantive operational and financial data for the quarter, not just an announcement or summary. It is not a full annual report, nor an earnings release, nor a call transcript. It is a comprehensive quarterly report with financial and operational details, consistent with an Interim / Quarterly Report (IR). The length (15,000 characters) and content confirm it is a full report, not just an announcement of a report. Therefore, the appropriate classification is Interim / Quarterly Report (IR). Q4 2025
2026-01-28 English
Castle retains Polelle and Wanganui Gold Projects in WA 6 pages 3.7MB
Capital/Financing Update Classification · 90% confidence The document is a detailed announcement from Castle Minerals Limited regarding the retention of 100% control over the Polelle and Wanganui Gold Projects in Western Australia. It includes project descriptions, historical drill results, strategic review plans, and exploration updates. The content focuses on operational and strategic updates about mineral projects rather than financial results, regulatory compliance, or corporate governance changes. There is no indication of financial statements, audit information, or earnings data. The document is not a transcript of a call, nor is it a voting result or a capital change announcement. It is a corporate announcement about project status and strategic plans, typical of a Capital/Financing Update or general corporate update. Given the nature of the content—strategic review and project control retention—it best fits the Capital/Financing Update (CAP) category, which covers updates on company fundraising, financing activities, or capital structure changes, and can extend to strategic asset control updates. The document length (8300 characters) and detailed content confirm it is not a brief announcement or a report publication notice.
2026-01-26 English
Notification regarding unquoted securities - CDT 6 pages 19.9KB
Share Issue/Capital Change Classification · 100% confidence The document is titled 'Appendix 3G - Notification of issue, conversion or payment up of unquoted equity securities' and details the issuance of unquoted securities under an employee incentive scheme. It includes specifics such as the number of securities issued, dates, and mentions key management personnel involved. The document is a formal notification of a securities issue rather than a financial report or earnings release. It aligns with announcements related to share issues or capital changes. Therefore, the document fits the category of 'Share Issue/Capital Change' (SHA). The document length is 6325 characters, which is sufficient to be the actual notification rather than a brief announcement of a report publication.
2025-12-16 English
Change of Director's Interest Notice (Grove) 2 pages 350.6KB
Director's Dealing Classification · 100% confidence The document is titled 'Appendix 3Y Change of Director’s Interest Notice' and references ASX listing rule 3.19A.2 and section 205G of the Corporations Act. It details a change in a director's relevant interests in securities, including the number of securities acquired, disposed, and held after the change. The document is a formal notification of a director's personal share transactions, specifically the acquisition of performance rights by a director. There is no financial performance data, management discussion, or report content. The document fits the definition of 'Director's Dealing' filings, which report personal share transactions by company directors and executives (insider trades). The document length is 3486 characters, which is consistent with a notice rather than a full report. Therefore, the correct classification is DIRS.
2025-12-16 English
Results of Annual General Meeting 2 pages 171.9KB
Declaration of Voting Results & Voting Rights Announcements Classification · 100% confidence The document is titled 'Results of General Meeting' and provides detailed voting outcomes for resolutions at a General Meeting held on 27 November 2025. It references ASX Listing Rule 3.13.2 and section 251AA of the Corporations Act, which pertain to disclosure of voting results. The content includes vote counts for various resolutions such as adoption of remuneration report, election and re-election of directors, approval of placement capacity, and amendments to the constitution. The document is concise (under 5,000 characters) and focuses solely on the official results of shareholder votes at the meeting, without including broader financial data or management discussion. Therefore, it fits the category of Declaration of Voting Results & Voting Rights Announcements (DVA).
2025-11-26 English

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