VANCOUVER, BC / ACCESS Newswire / July 16, 2025 / Rio Grande Resources Ltd. (CSE:RGR)(OTCQB:RGRLF)(FSE:488) ("Rio Grande" or "RIO" the "Company"), an emerging North American gold and silver exploration company, today announced that its common shares have received approval to be cross traded on the Frankfurt Stock Exchange ("FSE") in Germany under the symbol FSE:488, and commenced trading on July 7, 2025.

The Company's shares will continue to trade on the Canadian Securities Exchange ("CSE") under the symbol "RGR" and the OTCQB Venture Market under the symbol "RGRLF".

The cross listing on FSE will enable greater access to European investors and increase Rio Grande's global visibility. The FSE is the largest of the seven stock exchanges in Germany and one of the largest and most efficient trading venues in the world, offering high liquidity and access to a broad range of international investors. Germany is Europe's largest economy with a strong base of institutional investors and a growing retail investor community.

Jason Barnard, President and Chief Executive Officer of Rio Grande, comments: "The approval to cross trade on the FSE provides the opportunity to enhance our trading volume and liquidity on a major international exchange. It will also serve to improve our visibility in the European market and tap into a new pool of institutional and retail investors. We look forward to engaging a wider investor base as we advance the development of our Winston Property project and build long-term value for our shareholders."

Investors can find real-time quotes and market information for the Company on the FSE website at: https://www.boerse-frankfurt.de/equity/rio-grande-resources-ltd?mic=XFRA

Equity Grant

Further, the Company announces that it has granted an aggregate 1,200,000 stock options to the directors, officers and consultants of the Company, exercisable at $.35 and for a period of 2-years. All stock options issued are subject to a statutory hold period of four months and one day and have been granted in accordance with the Company's Omnibus Long-Term Incentive Plan dated December 20, 2024 and the policies of the CSE.

About Rio Grande Resources

Rio Grande Resources (CSE:RGR)(OTCQB:RGRLF)(FSE:488) is a burgeoning mineral exploration company focused on unlocking the high-grade gold and silver potential within its 3,000-acre drill-ready property in the Black Range of Sierra County, New Mexico. The company holds 100% interest in the Winston project group, which includes the 2 patented historic Ivanhoe & Emporia Claims, and Little Granite mines, all known for their past production of high-grade precious metals. Rio Grande Resources is led by a team of experienced professionals with expertise in mineral exploration and development, who are targeting large-scale precious metal discoveries within the property's well-documented low-sulfidation epithermal setting.

To view the company fact sheet and corporate presentation please visit our website at www.riogranderesources.ca

Contact and Information

Company
Jason Barnard, President, CEO and Director
(604) 767-6598
jason.barnard@riogranderesources.ca

Investor Relations
Lucas A. Zimmerman & Ian Scargill
MZ Group - MZ North America
(262) 357-2918
RGR@mzgroup.us
www.mzgroup.us

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Forward-Looking Statements

Except for the statements of historical fact contained herein, the information presented in this news release and oral statements made from time to time by representatives of the Company are or may constitute "forward-looking statements" as such term is used in applicable United States and Canadian laws and including, without limitation, within the meaning of the Private Securities Litigation Reform Act of 1995, for which the Company claims the protection of the safe harbor for forward-looking statements. Such forward-looking statements and forward-looking information include, but are not limited to, the Company's expectations with respect to the Private Placement; and the use of proceeds under the Private Placement;. These statements relate to analyses and other information that are based on forecasts of future results, estimates of amounts not yet determinable and assumptions of management. Any other statements that express or involve discussions with respect to predictions, expectations, beliefs, plans, projections, objectives, assumptions or future events or performance (often, but not always, using words or phrases such as "expects" or "does not expect," "is expected," "anticipates" or "does not anticipate," "plans," "estimates" or "intends," or stating that certain actions, events or results "may," "could," "would," "might" or "will" be taken, occur or be achieved) are not statements of historical fact and should be viewed as forward-looking statements. Such forward-looking statements involve known and unknown risks, uncertainties and other factors which may cause the actual results, performance or achievements of the Company to be materially different from any future results, performance or achievements expressed or implied by such forward-looking statements. Such risks and other factors include, among others, the availability of capital to fund programs and the resulting dilution caused by the raising of capital through the sale of Units, continuity of agreements with third parties, risks and uncertainties associated with the environment and delays in obtaining governmental approvals, permits or financing. Although the Company has attempted to identify important factors that could cause actual actions, events or results to differ materially from those described in forward-looking statements, there may be other factors that cause actions, events or results not to be as anticipated, estimated or intended. There can be no assurance that such statements will prove to be accurate as actual results and future events could differ materially from those anticipated in such statements. Although the Company believes that the expectations reflected in such forward-looking statements are based upon reasonable assumptions, it can give no assurance that its expectations will be achieved. Forward-looking information is subject to certain risks, trends and uncertainties that could cause actual results to differ materially from those projected. Many of these factors are beyond the Company's ability to control or predict. Important factors that may cause actual results to differ materially and that could impact the Company and the statements contained in this news release can be found in the Company's filings on SEDAR+. The Company assumes no obligation to update or supplement any forward-looking statements whether as a result of new information, future events or otherwise. Accordingly, readers should not place undue reliance on forward-looking statements contained in this news release and in any document referred to in this news release. This news release shall not constitute an offer to sell or the solicitation of an offer to buy securities. Please refer to the Company's most recent filings under its profile on SEDAR+ at www.sedarplus.ca for further information respecting the risks affecting the Company and its business.

The CSE has neither approved nor disapproved the contents of this news release and accepts no responsibility for the adequacy or accuracy hereof.

SOURCE: Rio Grande Resources