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(TheNewswire)

Vancouver, British Columbia – (February 24, 2026) – TheNewswire - Sendero Resources Corp. (TSXV: SEND)(FSE:9O40) (the “Company& or “Sendero&) is pleased to announce that its common shares have been accepted for listing on the Frankfurt Stock Exchange (“FSE&) and have started trading under the symbol 9O40.

The Frankfurt Stock Exchange is one of the world&s largest securities trading platforms and provides access to a broad base of European institutional and retail investors. The FSE listing is expected to enhance Sendero&s visibility within European capital markets and facilitate broader investor participation.

“We are pleased to announce our listing on the Frankfurt Stock Exchange, which provides European investors with improved access to Sendero as we advance our Peñas Negras Project in the Vicuña Copper-Gold Belt,& said Alex Gostevskikh, Chief Executive Officer of Sendero Resources. “European markets have a long history of supporting global mining companies, including groups such as the Lundin family of companies, and we look forward to expanding our visibility within that investment community, many of whom are familiar with the Vicuña Copper-Gold Belt and recent developments at projects such as Filo del Sol and Josemaría.&

About Sendero Resources Corp.

The Company is focused on copper-gold exploration at its 100% owned Peñas Negras Project in the Vicuña Belt in Argentina. The Peñas Negras Project has similar geological characteristics to other deposits in the Vicuña Belt and multiple porphyry and high-sulfidation epithermal targets have been identified on the project. The centre of the Peñas Negras concession area is situated approximately 18 km southeast of Caserones mine operated by Lundin Mining, approximately 24 km northeast of NGEx Minerals& Lunahuasi project, and about 32 km north-northeast of BHP-Lundin Mining&s Filo del Sol advanced exploration and development stage project. The Company also has an option to earn an 100% interest on eight additional granted mining concessions covering 91.7 km2. The total project area comprises 211.77 km2

Qualified Person

Steven McMullan, P. Geo. supervised the preparation of and reviewed and approved the scientific and technical information pertaining to Peñas Negras Project contained in this news release. Mr McMullan is a qualified person as defined by National Instrument 43-101 - Standards of Disclosure for Mineral Projects.

Further Information

For further information, please contact:

Sendero Resources Corp,
Alex Gostevskikh, Chief Executive Officer
Email: info@senderoresources.com

+1 888 455 7620

Follow Sendero Resources (@SenderoRes) on X, (Sendero Resources) on LinkedIn, and (@sendero_resources) on Instagram.

Cautionary Statement on Forward-Looking Information

This press release contains “forward-looking information& and “forward-looking statements& (collectively, “forward-looking statements&) within the meaning of applicable Canadian securities legislation. All statements, other than statements of historical fact, are forward-looking statements and are based on expectations, estimates and projections as at the date of this press release. Any statement that involves discussions with respect to predictions, expectations, beliefs, plans, projections, objectives, assumptions, future events or performance (often but not always using phrases such as “expects&, or “does not expect&, “is expected& “anticipates& or “does not anticipate&, “plans&, “budget&, “scheduled&, “forecasts&, “estimates&, “believes& or intends& or variations of such words and phrases or stating that certain actions, events or results “may& or “could, “would&, “might& or “will& be taken to occur or be achieved) are not statements of historical fact and may be forward-looking statements. Forward-looking statements are necessarily based upon a number of estimates and assumptions that, while considered reasonable, are subject to known and unknown risks, uncertainties, and other factors which may cause the actual results and future events to differ materially from those expressed or implied by such forward-looking statements. 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. Specifically, there is no assurance that: (i) the Offering will be completed on the terms outlined above, or at all; (ii) that regulatory approval to the Offering will be obtained; or (iii) Sendero will use the proceeds from the Offering in the manner stated above. Accordingly, readers should not place undue reliance on the forward-looking statements and information contained in this press release. Except as required by law, the Company does not assume any obligation to update the forward-looking statements of beliefs, opinions, projections, or other factors, should they change, except as required by law.

Cautionary Statement

Neither the TSX Venture Exchange nor its Regulation Services Provider (as that term is defined in the policies of the TSX Venture Exchange) accepts responsibility for the adequacy or accuracy of this release.

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