Sendero Resources Corp. (TSXV: SEND) (the "Company" or "Sendero") announced today that it has entered into an agreement with Stifel Nicolaus Canada Inc. ("Stifel Canada" or the "Agent") to act as sole agent and bookrunner in connection with a "best-efforts" marketed private placement offering of 4,220,000 common shares of the Company (the "Shares") at a price of C$0.95 per Share (the "Offering Price") for gross proceeds to the Company of C$4,009,000 (the "Offering"), with the Shares to be issued pursuant to the Listed Issuer Financing Exemption (as defined below).

The Company has granted to the Agent an option, exercisable up to 48 hours prior to the closing date, to purchase for resale up to an additional 15% of Shares at the Offering Price for additional gross proceeds of up to C$601,350.

The Company intends to use the net proceeds received from the Offering to fund exploration work at the Company's Penas Negras project and for general administrative expenses and working corporate purposes.

The Offering is expected to close on or about December 3, 2025 and is subject to the Company receiving all necessary regulatory approvals, including the conditional approval from the TSX Venture Exchange.  

Subject to compliance with applicable regulatory requirements and in accordance with National Instrument 45-106 - Prospectus Exemptions ("NI 45-106"), the Shares will be offered for sale to purchasers resident in Canada, except Quebec, and/or other qualifying jurisdictions pursuant to the listed issuer financing exemption under Part 5A of NI 45-106, as amended by Coordinated Blanket Order 45-935 â?? Exemptions from Certain Conditions of the Listed Issuer Financing Exemption (the "Listed Issuer Financing Exemption"). As the Offering is being completed pursuant to the Listed Issuer Financing Exemption, the Shares issued pursuant to the Offering will not be subject to a hold period pursuant to applicable Canadian securities laws. There is an offering document related to the Offering that can be accessed under the Company's issuer profile on SEDAR+ at www.sedarplus.ca and on the Company's website at www.senderoresources.com. Prospective investors should read the offering document before making an investment decision.

No U.S. Offering or RegistrationThis news release does not constitute an offer to sell or a solicitation of an offer to buy nor shall there be any sale of any of the securities in any jurisdiction in which such offer, solicitation or sale would be unlawful, including any of the securities in the United States. The securities described herein have not been, and will not be, registered under the United States Securities Act of 1933, as amended (the "1933 Act") or any state securities laws and may not be offered or sold within the United States or to, or for account or benefit of, U.S. Persons (as defined in Regulation S under the 1933 Act) unless registered under the 1933 Act and applicable state securities laws, or an exemption from such registration requirements is available.

About Sendero Resources Corp.

The Company is focused on copper-gold exploration at its 100% owned PenÌ?as Negras Project in the VicunÌ?a Belt in Argentina. The PenÌ?as Negras Project has similar geological characteristics to other deposits in the VicunÌ?a Belt and multiple porphyry and high-sulfidation epithermal targets have been identified on the project. The centre of the PenÌ?as 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 Peà±as 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. Mr. McMullan is director of the Company.

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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. 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.

SOURCE Sendero Resources Corp.

SOURCE: Sendero Resources Corp.

Further Information: For further information, please contact: Sendero Resources Corp,
Alex Gostevskikh, Chief Executive Officer, Email: info@senderoresources.com, +1 888
455 7620

COMTEX_470213879/2197/2025-11-12T17:01:00