RIO GRANDE RES LTD Stock Price, News & Analysis

Rio Grande Resources (OTCQB:RGRLF) reported high-grade surface assay results from its December 2025 campaign at the Winston Project, New Mexico, including gold up to 41.2 g/t and silver up to 1,435 g/t. A total of 72 samples (including 11 channels) were collected, and the company interprets an approximate 2.0 km north-south mineralized strike within the claim block.

The program defined a new "Poverty Creek Trend", identified multiple structurally controlled corridors, and outlined priority targets for follow-up mapping and potential drill permitting.

Rio Grande Resources (OTCQB: RGRLF) completed its 2025 geological field program at the Winston gold-silver project in Sierra County, New Mexico, from December 2–8, 2025. Work by Dahrouge included detailed mapping, targeted surface sampling, and compilation of historic mine workings to refine drill targets.

Key outputs: 72 samples collected, 52 mineralized outcrops mapped, and 58 historic mine workings documented. Mapping indicates low-sulfidation epithermal veins with textures typical of boiling zones and vein continuity from hundreds of metres to over 1 km, open along strike and at depth. Next steps include updated geological models, geophysics, and targeted drill planning.

Rio Grande Resources (OTCQB:RGRLF) engaged Dahrouge Geological Consulting under a Master Service Agreement to advance systematic exploration at its drill-ready ~3,000-acre Winston gold-silver project in the Black Range, Sierra County, New Mexico. Initial scope began in October 2025 and a comprehensive site visit and sampling program is scheduled for early December 2025 to validate historical data, map veins, channel sample exposures and build a 3D geologic model to define drill targets.

The company also appointed Harpreet Bajaj as corporate secretary and granted 30,000 options exercisable at $0.42 for three years plus 25,000 RSUs subject to vesting; all awards carry a statutory hold period of four months and one day.

Rio Grande Resources (OTCQB:RGRLF) has signed a marketing services agreement with LFG Equities Corp to enhance its global investor awareness. The agreement includes comprehensive digital marketing services such as display ads, SEO, social media campaigns, and content creation.

The initial 3-month contract is valued at $100,000 USD, with $50,000 paid upfront. Rio Grande has the option to extend the agreement for an additional 6 months for another $100,000 USD. LFG operates as an arm's-length party with no current interest in Rio Grande's securities.

Rio Grande Resources (OTCQB:RGRLF) has announced key changes to its corporate communications strategy. The company has engaged Existing Agency Inc for branding and digital strategy services at $4,000 monthly for a six-month term, effective August 25, 2025.

Additionally, Rio Grande has appointed Caroline Klukowski as Manager of Corporate Communications, granting her 15,000 stock options at $0.345 and 10,000 RSUs. The company will also terminate its existing investor relations agreement with MZHCI, LLC effective August 31, 2025.

Rio Grande Resources (CSE:RGR)(OTCQB:RGRLF) has received approval for cross trading on the Frankfurt Stock Exchange (FSE:488), effective July 7, 2025. This strategic move aims to enhance the company's visibility and access to European investors, particularly in Germany's robust market. The company will maintain its listings on the Canadian Securities Exchange and OTCQB Venture Market.

Additionally, Rio Grande has granted 1,200,000 stock options to directors, officers, and consultants, exercisable at $0.35 for a 2-year period, subject to a four-month statutory hold period.

Rio Grande Resources (CSE:RGR)(OTCQB:RGRLF), a North American gold and silver exploration company, has successfully uplisted its common shares to the OTCQB Venture Market in the United States, effective June 30, 2025. The company will maintain its existing ticker symbol RGRLF on the OTCQB while continuing to trade on the Canadian Securities Exchange under RGR.

The uplisting to OTCQB, a SEC-recognized public market, requires companies to meet specific standards including current financial reporting, management certification, and minimum bid price requirements. Additionally, Rio Grande has granted 946,587 Restricted Share Units (RSUs) to directors, officers, and consultants, with 75,000 RSUs immediately vested upon successful listing.

Rio Grande Resources (RGRLF) has announced significant assay results from its Winston Gold-Silver Project in New Mexico. The sampling program revealed exceptional grades including 66.2 g/t gold and 830 g/t silver along the Paymaster Fault corridor. The campaign, conducted in March 2025, collected 57 samples and confirmed 1.5km of continuous mineralization. Notable discoveries include copper-rich mineralization with one sample assaying 2.76% Cu from a historic shaft. The results identified three key technical advancements: confirmed structural controls for high-grade mineralization, significant depth potential, and diverse mineralization styles including hydrothermal rhyolite breccias, andesite-hosted copper zones, and banded chalcedonic quartz breccias. The company is proceeding with additional geological mapping and geophysical surveys to refine drill targets.

Rio Grande Resources (RGRLF) has successfully closed its previously announced non-brokered private placement, raising gross proceeds of $1,332,890. The company issued 13,328,900 units at $0.10 per unit, with each unit comprising one common share and one transferable warrant. The warrants allow holders to purchase additional shares at $0.20 per share within 24 months. Company directors and officers participated in the placement, qualifying as a related party transaction exempt from formal valuation requirements. The securities are subject to a four-month hold period, and minimal fees of $300 were incurred. Proceeds will fund exploration activities and general corporate purposes. The company also corrected the warrant term from the previously announced 30 months to 24 months.