Vancouver, British Columbia--(Newsfile Corp. - September 18, 2026) - Astra Exploration Inc. (TSXV: ASTR) (OTCQX: ATEPF) (FSE: S3I) today announced its participation in the inaugural Gentile Mining Investor Forum, a full-day investor conference in London on Monday, October 19, and the Michael Gentile Mining & Metals European Roadshow, continuing to Paris, Frankfurt, Zurich, and Munich from October 20 through 23. The program is presented by strategic junior mining investor Michael Gentile in partnership with Amvest Capital Inc. ("Amvest Capital") and made possible by the generous support of Flagship Sponsors ATB Cormark Capital Markets, Beacon Securities Limited, and STIFEL. Full program details and registration are available at gentileminingroadshow.com.

"I created this program to give serious investors direct, in-person access to a select group of companies I've backed with conviction. Each one represents what I believe to be a high-potential opportunity in the mining sector. These are names I have researched deeply, invested in personally, and believe have the potential to deliver meaningful value. Amvest Capital has been an outstanding partner in building a week of events that meets the standards these investors and companies deserve," said Michael Gentile.

Astra Exploration is one of six companies from Gentile's portfolio participating in the full five-city program. The program opens with the Forum on Monday, October 19 at 116 Pall Mall in Mayfair, London, bringing together up to 150 investors, family offices, wealth managers, and sector-focused high-net-worth individuals for a full day of structured one-on-one meetings and dedicated issuer showcases alongside over 20 companies from Gentile's portfolio.

The day opens with a keynote breakfast featuring Michael Gentile, presented by session sponsor Canaccord Genuity, followed by issuer showcases presented by TSX and TSX Venture Exchange, an executive lunch and speaker panel, and an all-day investor lounge and networking reception hosted by session sponsor Investor.Events. Crux Investor serves as the Forum's media sponsor.

The Roadshow then continues to Paris (October 20), Frankfurt (October 21), Zurich (October 22), and Munich (October 23), where Astra will take part in structured one-on-one investor meetings and a hosted lunch presentation in each city, including a keynote by Gentile.

"Our team has spent years building relationships with resource investors across North and South America, Europe, and Asia. This program puts that network to work, giving these companies direct access to a global base of qualified investors in a single room," said Gabriel Alonso-Mendoza, Co-Founder and Managing Partner of Amvest Capital. "Michael's conviction and hands-on approach to these companies fit perfectly with our firm's philosophy. We are thrilled to once again partner with Michael and his portfolio companies."

"Michael Gentile and Amvest Capital have organized a concentrated series of events focused on quality and efficient use of resources for issuers and investors alike. We are very pleased to be selected for such a high-profile event with some of the best names in the industry, particularly as Astra commences its biggest drilling season ever," said Astra's CEO, Brian Miller.

Register Now

Investor registration is now open for events in all five cities. Investor attendance is free of charge; registrations are reviewed prior to confirmation. Space is limited, and meetings are allocated on a first-confirmed basis. Full program details and registration are available at gentileminingroadshow.com.

About Astra Exploration

Astra Exploration Inc. is a precious metals exploration company based out of Vancouver, BC that is actively building a portfolio of high-quality projects in some of the most important mining jurisdictions in Latin America.

The 80% owned La Manchuria gold-silver project in Santa Cruz, Argentina, over which Astra has an option to acquire 90% interest from Patagonia Gold Corp, is a high-grade gold and silver low sulphidation epithermal (LSE) deposit located in the prolific Deseado Massif which hosts multiple world-class LSE precious metals deposits including Cerro Vanguardia and Cerro Negro, Santa Cruz, Argentina.

The 100% owned Pampa Paciencia gold and silver project in northern Chile is located in the Paleocene mineral province in proximity to such major operating mines as Spence and Sierra Gorda. The project shares several important geological similarities to other Paleocene LSE gold-silver deposits including Faride and El Peñón.

The 100% owned Don Mario (renamed from Cerro Bayo) project in northern Chile is located in the Maricunga belt approximately 20 km from the Refugio Mine. The project hosts a high sulphidation epithermal (HSE) +/- porphyry gold system with similarities to the La Coipa, Refugio, and Salares Norte deposits in the same belt. The Maricunga belt is one of the most endowed regions in the world for gold and copper deposits.

About Michael Gentile

Michael Gentile is widely recognized as a leading strategic investor in the junior mining sector. He began his investing career in 2002 at Formula Growth Limited, where he spent 17 years, and from 2012 to 2018 co-managed one of Canada's largest market-neutral hedge funds alongside his partner, Charles Haggar. In 2022 he co-founded Bastion Asset Management, a Montreal-based investment firm that manages more than CAD $900 million in small and mid-cap equities across the United States and Canada. Since 2018 he has applied a disciplined, portfolio-based approach to junior mining, and today holds top shareholder positions in 35 companies in the sector and serves on six boards.

About Amvest Capital

Amvest Capital is a New York-based investment bank and funds management firm focused solely on natural resources. The firm partners with companies and management teams to develop and finance high-quality natural resource assets worldwide, combining disciplined capital allocation with strategic advisory expertise to advance responsible and sustainable resource development. As part of its business, Amvest Capital conducts investor roadshows across North America, Europe, Australia, and beyond for NYSE, TSX, TSX-V, ASX, and LSE-listed clients, with deep relationships across the institutional investor community in global markets. Learn more at amvestcapital.com.

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

This news release may contain certain "Forward-Looking Statements" within the meaning of the United States Private Securities Litigation Reform Act of 1995 and applicable Canadian securities laws. When or if used in this news release, the words "anticipate", "believe", "estimate", "expect", "target, "plan", "forecast", "may", "schedule" and similar words or expressions identify forward- looking statements or information. These forward-looking statements or information may relate to the Company's business activities; exploration on the Company's properties including drilling at the La Manchuria project. Such statements represent the Company's current views with respect to future events and are necessarily based upon a number of assumptions and estimates that, while considered reasonable by the Company, are inherently subject to significant business, economic, competitive, political and social risks, contingencies and uncertainties. Many factors, both known and unknown, could cause results, performance or achievements to be materially different from the results, performance or achievements that are or may be expressed or implied by such forward-looking statements. Such factors include, without limitation: development of the industry in which the Company operates; risks associated with the conduct of the Company's business activities; risks relating to reliance on the Company's management team and outside contractors; currency fluctuations; risks regarding the failure to generate sufficient cash flow from operations; laws and regulations governing the industry in which the Company operates; the ability of the communities in which the Company operates to manage and cope with the implications of COVID-19; the economic and financial implications of COVID-19 to the Company; operating or technical difficulties; employee relations, labour unrest or unavailability; stock market volatility; conflicts of interest among certain directors and officers; lack of liquidity for shareholders of the Company; litigation risk; and other risk factors disclosed in the Company's public disclosure documents available on the Company's profile at www.sedarplus.ca. Readers are cautioned against attributing undue certainty to forward-looking statements or forward-looking information. Although the Company has attempted to identify important factors that could cause actual results to differ materially, there may be other factors that cause results not to be anticipated, estimated or intended. The Company does not intend, and does not assume any obligation, to update these forward-looking statements or information to reflect changes in assumptions or changes in circumstances or any other events affecting such statements and information other than as required by applicable laws, rules and regulations.

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