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ASTRA EXPLORATION TO PARTICIPATE IN THE GENTILE MINING INVESTOR FORUM AND MICHAEL GENTILE MINING & METALS EUROPEAN ROADSHOW Astra joins five other companies from Michael Gentile's portfolio across a five-city program running October 19 through 23, 2026

Marketing Announcement

FOR IMMEDIATE RELEASE

ASTRA EXPLORATION TO PARTICIPATE IN THE GENTILE MINING

INVESTOR FORUM AND MICHAEL GENTILE MINING & METALS

EUROPEAN ROADSHOW

Astra joins five other companies from Michael Gentile's portfolio across a five-city program

running October 19 through 23, 2026

Vancouver, British Columbia — September 18, 2026 — Astra Exploration Inc. (TSX-V: 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.

For more information, please contact:

Brian Miller

Chief Executive Officer

Tel. 604.428.0939

Email: [email protected]

Katrina Damouni

Corporate Development

Tel. 604.428.0939

Email: [email protected]

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.sedar.com. 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 factor s 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 a ny other events affecting such

statements and information other than as required by applicable laws, rules and regulations.