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ALGR.V ·

Algo Grande Copper Closes Oversubscribed Private Placement for $4.786 Million

Financings Mergers & Acquisitions

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Algo Grande Copper Closes Oversubscribed Private Placement for $4.786 Million

VANCOUVER, BC – September 1, 2026 – Algo Grande Copper Corp. (“Algo Grande” or the

“Company”) (TSX-V: ALGR; OTC: ALGRF; FRA: KM00) is pleased to announce that, pursuant

to its news releases dated August 13, 2026 and August 26, 2026, it has closed its previously

announced non-brokered private placement (the “ Offering”) of common shares in the

capital of the Company (the “ Shares”), at a deemed price of $0.6 0 per Share. The Offering

consisted of 7,977,497 Shares for aggregate gross proceeds of $4,786,498.

Proceeds from the offering will be used to fund ongoing drilling and exploration on the

Company’s 100%-owned Adelita Project in Sonora, as well as for the payment additional

operating costs and general working capital requirements.

In connection with t he closing of the Offering, the Company paid certain eligible finders

(each, a “ Finder”) aggregate cash commissions of $ 104,020 and issue d an aggregate of

238,950 common share purchase warrants (each, a “ Finder Warrant ”). Each Finder

Warrant entitles the holder thereof to acquire a Share (each, a “ Finder’s Warrant Share ”)

at an exercise price of $0.60 per Finder’s Warrant Share until the date that is two years after

issuance.

Securities issued in the Offering are subject to a four-month hold period in accordance with

applicable securities laws, which will expire four months and one day from the date of

closing of the Offering.

Certain insiders of the Company (the “ Insiders”) subscribed for an aggregate of 123,333

Shares for aggregate gross proceeds of $ 73,998 in the Offering. The Insiders’ participation

constitutes a “related party transaction” within the meaning of Multilateral Instrument 61 -

101 – Protection of Minority Security Holders in Special Transactions (“MI 61 -101”). The

Company is relying on the exemption from the valuation requirements and minority

shareholder approvals in MI 61 -101 pursuant to subsections 5.5(a) and 5.7(1)(a) of MI 61-

101, respectively, as the value of the Insider s’ participation in the Offering does not

represent more than 25% of the Company’s market capitalization, as determined in

accordance with MI 61-101.

This news release does not constitute an offer to sell or a solicitation of an offer to buy any

of the securities in the United States. The securities have not been and will not be registered

under the United States Securities Act of 1933, as amended (the “ U.S. Securities Act”), or

any state securities laws, and may not be offered or sold within the United States or to U.S.

persons unless registered under the U.S. Securities Act and applicable state securities laws

or an exemption from such registration is available.

About Algo Grande Copper Corp.

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Algo Grande Copper Corp. is a growth-focused mineral exploration company advancing the

Adelita Project, a district -scale, multi-system copper-gold-silver opportunity positioned in

the prolific Arizona-Sonora copper belt.

The company is dedicated to unlocking the full potential of this under -explored corridor

through disciplined data-driven exploration, technical excellence, and a firm commitment

to value creation for shareholders. The 5,895 -hectare Adelita Project is ancho red by the

high-grade Cerro Grande Cu -Au-Ag skarn discovery, which exhibits strong continuity along

a defined corridor extending over 6 kilometers. Reprocessing of legacy geophysical data and

field mapping indicate the presence of a potential porphyry syst em at depth, suggesting a

classic skarn -porphyry mineralization model similar to major deposits found throughout

northwestern Mexico.

ON BEHALF OF ALGO GRANDE COPPER CORP.

Enrico Gay

Chief Executive Officer

For more information, please contact:

E-mail: [email protected]

Website: www.algo-grande.com

Cautionary Statement on Forward-Looking Information

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.

This news release contains statements and information that, to the extent that they are not

historical fact, constitute “forward -looking information” within the meaning of applicable

securities legislation. Forward-looking information is based on the reasonable assumptions,

estimates, analysis and opinions of management made in light of its experience and its

perception of trends, current conditions and expected developments, as well as other

factors that management believes to be relevant and reasonable in the circumstances at the

date that such statements are made, but which may prove to be incorrect. Forward-looking

information involves known and unknown risks, uncertainties and other factors that may

cause the actual results, performance or achievements of the Algo Grande to differ

materially from any future results, performance or achievements expressed or implied by

the forward-looking information, including, but not limited to the anticipated use of proceeds

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therefrom, and those l isted in filings made by Algo Grande with the Canadian securities

regulatory authorities (which may be viewed at www.sedarplus.ca ). Accordingly, readers

should not place undue reliance on any such forward-looking information. Further, any

forward-looking statement speaks only as of the date on which such statement is made.

New factors emerge from time to time, and it is not possible for Algo Grande’s management

to predict all of such factors and to assess in advance the impact of each such factor on Algo

Grande’s business or the extent to which any factor, or combination of factors, may cause

actual results to differ materially from those contained in any forward - looking statements.

Algo Grande does not undertake any obligation to update any forward-looking information to

reflect information, events, results, circumstances or otherwise after the date hereof or to

reflect the occurren ce of unanticipated events, except as required by law including

securities laws.