Rio Grande Resources Ltd. (CSE: RGR, OTCQB: RGRLF) is a mineral exploration company focused on high-grade gold and silver at its Winston Gold-Silver Project in the Black Range of Sierra County, New Mexico. The news flow around the company centers on exploration progress, technical results, and capital markets developments related to this project.
Company news releases describe ongoing geological mapping, surface and channel sampling, and documentation of historic mine workings across the Winston property. Updates have highlighted field programs that confirm low-sulfidation epithermal gold-silver vein systems, identify mineralized shoots along structural bends, and refine a 3D geological and structural model used for drill targeting. Technical news often includes assay results from sampling campaigns, interpretations of structural controls on mineralization, and commentary from qualified persons under NI 43-101.
Investors following Rio Grande Resources can also expect news on corporate and listing milestones. The company has reported uplisting its shares to the OTCQB Venture Market in the United States and obtaining approval for cross trading on the Frankfurt Stock Exchange in Germany, while maintaining its primary listing on the Canadian Securities Exchange. Additional announcements have covered non-brokered private placements, equity incentive grants, and the engagement of geological consulting firms to advance the Winston Project.
This news page aggregates these updates so readers can review exploration results, project interpretations, financing activities, and listing changes in one place. For those tracking RGRLF, the coverage offers context on how Rio Grande Resources is advancing its Winston Gold-Silver Project and how technical and corporate developments may shape the company’s exploration trajectory over time.
Rio Grande Resources (RGRLF) has staked 26 additional mining claims at Winston, incorporating the historic North Star and Little Wonder mine areas.
The claims cover approximately 537 acres at the company's 100%-owned gold-silver project in New Mexico. All seven samples collected from North Star-Little Wonder in May 2026 returned gold and silver mineralization, including a rock-chip sample grading 3.21 g/t gold and 351 g/t silver. A separately disclosed October 2020 mine-grab sample returned 35.9 g/t gold and 248 g/t silver.
The company plans further mapping and sampling while advancing toward its inaugural Phase 1 drill program. An interpreted connection to Poverty Creek remains unestablished and requires testing. Rio Grande also granted a director 30,000 stock options and 30,000 restricted share units; the options have a $0.33 exercise price and five-year term.
Rio Grande Resources (RGRLF) has engaged Machai Capital to provide digital marketing and investor outreach services starting September 11, 2026.
Machai will deliver branding, content and data optimization, search engine optimization, and social media and email marketing. The agreement has an initial three-month term and then renews month-to-month, cancellable on 5 days' notice without penalty. Rio Grande will pay $100,000 upon execution for the initial three-month term. Machai is arm's-length and currently beneficially owns 197,600 Rio Grande common shares.
Rio Grande Resources (CSE:RGR, OTCQB:RGRLF) closed its previously announced over-subscribed non-brokered private placement, raising gross proceeds of $2,546,500 through the issuance of 12,732,500 Units at $0.20 per Unit. Each Unit comprises one common share and one transferable warrant exercisable at $0.40 for two years.
According to Rio Grande, net proceeds will fund exploration and general corporate purposes. The company paid $141,510 in finder fees and issued 707,550 finder’s warrants exercisable at $0.34 for two years. All securities are subject to a four-month-and-one-day hold period under Canadian securities regulations.
Rio Grande Resources (CSE:RGR, OTCQB:RGRLF) announced a non-brokered private placement of up to 12,500,000 units at $0.20 per unit, for gross proceeds of up to $2,500,000. Each unit includes one common share and one transferable warrant, exercisable at $0.40 per share for 24 months from issuance.
Directors and officers may participate, making this a related party transaction under MI 61-101, with expected exemptions from valuation and minority approval requirements. According to the company, net proceeds will fund exploration and general corporate purposes. Securities will carry a four-month-and-one-day hold period, and finders' fees may be paid under CSE policies. Closing is expected on or around August 24, 2026. The securities are not registered under the U.S. Securities Act and cannot be offered or sold in the United States without registration or an applicable exemption.
Rio Grande Resources (CSE:RGR, OTCQB:RGRLF) has entered into a marketing services agreement with LFG Equities Corp. to provide strategic marketing consulting aimed at increasing awareness of the company within the investment community. LFG will use financial newsletters, influencer marketing and other digital channels to distribute publicly available information, but will not offer investment advice or solicit securities transactions.
The agreement begins on or about August 3, 2026, has an initial four-month term, and then renews month-to-month, cancellable with 5 days’ notice. Rio Grande has agreed to pay US$100,000 during the initial term, with US$25,000 payable on first invoice. LFG is an arm’s-length provider, holds no Rio Grande securities, and receives no securities-based compensation for this engagement.
Rio Grande Resources (CSE:RGR, OTCQB:RGRLF) granted 775,750 stock options and 776,795 restricted share units under its Long-Term Incentive Plan to directors, officers, employees and consultants. The awards, approved July 8, 2026, aim to align participants with shareholders and support long-term growth.
Options are exercisable at $0.235 for five years. Portions of both options and RSUs are subject to vesting. All awards carry a statutory hold period of four months and one day and remain subject to plan terms and applicable securities laws.
Rio Grande Resources (OTCQB:RGRLF) reported May 2026 surface sampling results from its 100%-owned Winston gold-silver project in New Mexico. Channel samples returned up to 46.3 g/t gold and 1,030 g/t silver, with grab samples up to 67.1 g/t gold and rock chips up to 26.1 g/t gold and 348 g/t silver.
Integrated with structural mapping, these assays outline multiple mineralized vein corridors at Poverty Creek and have been used to finalize several Phase 1 drill pad locations as the project advances toward its first drilling program in decades.
Rio Grande Resources (OTCQB:RGRLF) completed its Phase 2 sampling and structural mapping program at the Winston gold-silver project in New Mexico. The work included 91 rock and channel samples and 307 new structural data points, identifying multiple steeply dipping vein corridors, structural intersections and widespread low-sulfidation epithermal quartz textures across key target areas.
The integrated dataset is expected to refine drill targets ahead of a planned Phase 1 drill program, with assay results pending. Rio Grande Resources also appointed Andrew Brown as Corporate Secretary, effective May 25, 2026.
Rio Grande Resources (OTCQB:RGRLF, CSE:RGR) reported results of its first annual general meeting held May 6, 2026. Shareholders approved fixing the board at three directors, re-elected Jason Barnard, Richard Silas and Raymond Strafehl, appointed Davidson & Company LLP as auditor, and approved an amended stock incentive plan.
The Board re-appointed executive officers and confirmed committee memberships following the AGM.
Rio Grande Resources (OTCQB:RGRLF) initiated a second phase of field sampling and mapping at the Winston Gold-Silver Project in Sierra County, New Mexico, ahead of a planned Phase 1 drill program.
Fieldwork by Dahrouge will include ~seven days of structural mapping and systematic sampling in mid-May 2026 to refine high-confidence drill targets by integrating recent high-grade surface samples (up to 41.2 g/t Au and 1,435 g/t Ag) with airborne magnetic and radiometric survey results.