Price Move History
- Daily moves over 5%
- 1 2 sessions, September 4, 2024 to September 18, 2025
- Largest daily move
- -86.7% close of September 18, 2025
- 1-year change
- -86.7% closing prices, September 4, 2024 to September 18, 2025
Company Description
Cleghorn Minerals Ltd. (traded in Canada on the TSX Venture Exchange under the symbol CZZ and in the U.S. over-the-counter as CLGMF) is a junior mineral exploration company in the mining sector. According to its public disclosures, Cleghorn focuses on exploration-stage projects and is involved in the Meech Lake – Matachewan Prospect, a property located in northeastern Ontario. The company is classified in the mining, quarrying, and oil and gas extraction sector, with an industry designation related to mineral extraction activities.
Cleghorn describes itself as holding a 100% interest in the Meech Lake – Matachewan Prospect, which is subject to an aggregate net smelter return (NSR) royalty. The property hosts multiple mineralized showings where the company has carried out mapping, trenching, channel sampling, and drilling. These activities are aimed at characterizing surface and near-surface mineralization and evaluating the potential of the property for future exploration work.
Exploration Focus and Key Prospect
The Meech Lake – Matachewan Prospect is a core asset for Cleghorn Minerals. Company news releases describe two main mineralized systems that have been outlined on the property based on historical and recent work:
- The Kell's Ni-Cu-PGE Showing, which is associated with nickel, copper, platinum and palladium mineralization in mafic and ultramafic host rocks.
- The Waterhole Au-Ag-Zn Showing, which is associated with gold, silver and zinc mineralization in shear zones and quartz-bearing structures.
Cleghorn’s technical updates describe work programs that include detailed geological mapping, excavation and cleaning of historical pits and trenches, and systematic channel sampling across mineralized zones. The company has also reported results from a series of drill holes completed on the property in earlier campaigns, which intersected intervals containing combinations of nickel, copper, platinum group elements, gold, silver and zinc.
Recent Exploration Activities
In a news release describing a Phase II exploration program on the Meech Lake – Matachewan Prospect, Cleghorn reported that it completed detailed mapping and channel sampling over several areas, including the Kell's Showing, the T25 Trench Area, the Waterhole Showing, and the Kell's Cabin Showing. The work focused on historical pits and trenches that had been excavated in prior years.
The company collected channel samples across mineralized structures and host rocks, and later reported assay results. According to the technical summary, this work confirmed the presence of two separate mineralized trends on the property, corresponding to the Kell's Ni-Cu-PGE system and the Waterhole Au-Ag-Zn system. These trends have been traced along strike over defined distances based on trench and channel sample locations.
Cleghorn’s technical disclosure also outlines recommended follow-up work on the property. This includes further stripping along strike of mineralized zones, compilation of historical and recent geophysical and drilling data into a three-dimensional model, implementation of a focused 3D induced polarization (IP) survey over the showings, and follow-up drilling of any targets generated by this modelling and geophysical work.
Approach to Technical Work and Reporting
The company’s news releases describe the analytical and quality assurance/quality control (QA/QC) procedures used for its sampling programs. Channel samples from the Meech Lake – Matachewan Prospect were submitted to an accredited mineral analysis laboratory, with sample preparation conducted in Val-d'Or, Québec and analyses performed in Vancouver, British Columbia. Multi-element analyses for base metals and silver were completed using four-acid digestion and ICP-AES, while gold, platinum and palladium were analyzed using fire assay methods. Over-limit samples were re-analyzed using specific assay procedures for higher-grade material.
Cleghorn identifies a designated "qualified person" under National Instrument 43-101 who reviews and approves the technical content of its exploration-related news releases. This reflects the regulatory framework that applies to mineral project disclosure for Canadian-listed exploration companies.
Corporate Governance and Capital Markets
Cleghorn Minerals regularly reports on the outcomes of its annual general and special meetings of shareholders. These disclosures indicate that shareholders elect directors, appoint the company’s auditor, and vote on matters such as stock option incentive plans and changes to corporate articles. Following these meetings, the board typically reconstitutes its committees, including an Audit Committee, a Compensation and Corporate Governance Committee, and a Health & Safety/Sustainability Committee, and reappoints officers for the ensuing year.
The company also uses stock options as part of its compensation and incentive structure. News releases describe the grant of incentive stock options to directors, officers, consultants and investor relations service providers under a rolling stock option plan, with option terms and exercise prices disclosed in accordance with TSX Venture Exchange policies.
Cleghorn has entered into investor relations arrangements, such as an investor relations consulting agreement with Adelaide Capital. Under this type of agreement, the consultant assists the company with capital markets outreach and investor communication, and may receive a combination of cash compensation and stock options, subject to exchange approval and the terms of the company’s stock option plan.
Community and First Nations Engagement
In a more recent development, Cleghorn announced the signing of an Exploration Agreement with the Matachewan First Nation and Mattagami First Nation, both members of the Wabun Tribal Council. The agreement covers the company’s operational areas of interest within these First Nations’ traditional lands in northeastern Ontario’s Abitibi Greenstone Belt.
According to the company’s disclosure, the Exploration Agreement sets out how consultation and impact mitigation related to exploration activities will be conducted. It also provides for financial benefits, including contracts, jobs and training opportunities during the exploration phase for both current and future work programs across the property portfolio covered by the agreement. Subject to TSX Venture Exchange approval, Cleghorn has agreed to issue common shares and grant incentive stock options to each of Matachewan First Nation and Mattagami First Nation in connection with the agreement and a related consulting arrangement. The Exploration Agreement is intended to remain in effect until an Impact Benefit Agreement has been concluded.
Regulatory and Listing Context
Cleghorn Minerals’ news releases are disseminated through established newswire services and include standard disclaimers regarding the TSX Venture Exchange and its regulation services provider. The company notes that the exchange does not accept responsibility for the adequacy or accuracy of its news releases. Cleghorn’s disclosures also reference the policies of the TSX Venture Exchange in relation to matters such as stock option grants, investor relations agreements and the creation of control persons.
While the company is listed on the TSX Venture Exchange, there are no U.S. SEC filings provided in the available data. Investors researching the CLGMF symbol in U.S. markets should be aware that the primary regulatory and disclosure framework for Cleghorn is that of Canadian securities regulators and the TSX Venture Exchange.
Position Within the Mining Sector
Based on its public statements, Cleghorn operates as a junior exploration company rather than a producing miner. Its activities focus on early-stage exploration, data compilation, and technical evaluation of mineralized showings on its property. The company’s work programs, technical reporting, and agreements with local and Indigenous communities are typical of exploration-stage companies seeking to advance mineral prospects in established mining regions.
Stock Performance
CLEGHORN MINERALS (CLGMF) closed at $0.0200 on September 18, 2025. Over the past 12 months, the price has lost 86.7%.
CLGMF Metrics & Rankings
Price returns through September 18, 2025. Month-to-date and YTD include the first trading day. Ranking links may use different dates.
Latest News
CLEGHORN MINERALS has 10 recent news articles, with the latest published 5 days ago. Of the recent coverage, 0 articles coincided with positive price movement and 2 with negative movement. Key topics include acquisition, private placement, partnership. View all CLGMF news →
SEC Filings
Financial Highlights
Upcoming Events
Hold Period End
Warrant Expiry
Option expiry date
CLEGHORN MINERALS has 4 upcoming scheduled events. The next event, "Hold Period End", is scheduled for November 18, 2026 (in 22 days). 3 of them are financing or capital events, such as a dividend or a debt maturity. Investors can track these dates to stay informed about potential catalysts that may affect the CLGMF stock price.
CLGMF Company Profile & Sector Positioning
CLEGHORN MINERALS (CLGMF) operates in the Other Industrial Metals & Mining industry within the broader Basic Materials sector and is listed on the OTC.
Investors comparing CLGMF often look at related companies in the same sector, including BRAVADA GOLD CORP (BGAVF), MAGNA TERRA MINERALS INC (BRIOF), NORAM LITHIUM CORP (NRVTF), MURCHISON MINERALS LTD (MURMF), and BITTERROOT RSRCES LTD (BITTF). Comparing financial metrics, valuation ratios, and stock performance across these peers can help investors evaluate CLGMF's relative position within its industry.