Saturday, September 26, 2026
MiningNewsTerminal
Saturday, September 26, 2026 Admin

CYG.V ·

Dore Copper Announces Shareholder Approval of Plan of Arrangement with Cygnus Metals

Mergers & Acquisitions

PRESS RELEASE

DORE COPPER ANNOUNCES SHAREHOLDER APPROVAL OF PLAN OF

ARRANGEMENT WITH CYGNUS METALS

Toronto, Ontario – December 16, 2024 – Doré Copper Mining Corp. (“Doré Copper”) (TSXV: DCMC;

OTCQB: DRCMF; FRA: DCM) is pleased to announce that, at the special meeting (the " Meeting") of

shareholders of Doré Copper ("Doré Copper Shareholders ") held earlier today, Doré Copper

Shareholders overwhelmingly voted in favour of approving the special resolution (the "Arrangement

Resolution") authorizing the previously announced plan of arrangement (the " Arrangement") (news

release October 15, 2024 ) whereby Cygnus Metals Limited ("Cygnus"), through its wholly -owned

subsidiary, 1505901 B.C. Ltd., will acquire all of the issued and outstanding common shares in the capital

of Doré Copper (the "Doré Copper Shares") and, in exchange, Doré Copper Shareholders will receive

1.8297 ordinary shares in the capital of Cygnus (the "Cygnus Shares") for each Doré Copper Share held.

Doré Copper would like to thank its shareholders for their overwhelming support of the combination of

Cygnus and Doré Copper to create a Québec-focused critical minerals explorer and developer with high -

grade copper and lithium resources.

At the Meeting, the Arrangement Resolution was approved by (i) approximately 100% of the votes cast

by Doré Copper Shareholders present in person or represented by proxy and entitled to vote , and ( ii)

approximately 100% of the votes cast by the minority Doré Copper Shareholders present in person or

represented by proxy and entitled to vote , which excluded the votes cast in respect of the Doré Copper

Shares beneficially owned, or over which control or direction is exercised, by Mario Stifano, Ernest Mast

and Ocean Partners Holdings Limited , as determined in accordance with Multilateral Instrument 61 -101 –

Protection of Minority Shareholders in Special Transactions . A total of 121,067,401 Doré Copper Shares

were voted at the Meeting, representing approximately 71.50% of the issued and outstanding Doré Copper

Shares as of the record date of November 13, 2024.

Assuming that all remaining approvals are obtained and all other remaining conditions precedent to the

completion of the Arrangement are satisfied or waived, Doré Copper anticipates that the Arrangement will

be completed on or about December 31, 2024. Completion of the Arrangement remains subject to, among

other things, satisfaction of all conditions precedent to the completion of the Arrangement, including the

final approval of the Ontario Superior Court of Justice and the approval for listing of the Cygnus Shares on

the TSX Venture Exchange (the “TSXV”). The hearing for the final order of the Ontario Superior Court of

Justice to approve the Arrangement is scheduled to take place on December 19, 2024.

Further details regarding the Arrangement are set out in the management information circular of Doré

Copper dated November 13, 2024, which is available on SEDAR+ ( www.sedarplus.ca) under Doré

Copper's issuer profile.

About Doré Copper Mining Corp.

Doré Copper Mining Corp. aims to be the next copper producer in Québec with an initial production target

of +50 million pounds of copper equivalent ann ually by implementing a hub -and-spoke operation model

with multiple high -grade copper-gold assets feeding its centralized Copper Rand mill 1. Doré Copper has

delivered its PEA in May 2022 and is proceeding with a feasibility study. Doré Copper has consolidated a

1 Technical report titled “Preliminary Economic Assessment for the Chibougamau Hub-and-Spoke Complex, Québec, Canada” dated

June 15, 2022, in accordance with National Instrument 43 -101 – Standards of Disclosure for Mineral Projects (“NI 43-101”). The

Technical Report was prepared by BBA Inc. with several consulting firms contributing to sections of the study, including SLR

Consulting (Canada) Ltd., SRK Consulting (Canada) Inc. and WSP Inc.

2

large land package in the prolific Lac Doré/Chibougamau and Joe Mann mining camps that has historically

produced 1.6 billion pounds of copper and 4.4 million ounces of gold.2 The land package includes 13 former

producing mines, deposits and resource target areas within a 60-kilometer radius of Doré Copper’s Copper

Rand Mill.

For further information about Doré Copper, please contact:

Ernest Mast Laurie Gaborit

President and Chief Executive Officer Vice President, Investor Relations

Phone: (416) 792-2229 Phone: (416) 219-2049

Email: [email protected] Email: [email protected]

Visit: www.dorecopper.com

Facebook: Doré Copper Mining

LinkedIn: Doré Copper Mining Corp.

Twitter: @DoreCopper

Instagram: @DoreCopperMining

Cautionary Note Regarding Forward-Looking Statements

This news release includes certain “forward-looking statements ” under applicable Canadian securities legislation.

Forward-looking statements include predictions, projections and forecasts and are often, but not always, identified by

the use of words such as “seek”, “anticipate”, “believe”, “plan”, “estimate”, “forecast”, “expect”, “potential”, “project”,

“target”, “schedule”, “budget” and “intend” and statements that an event or result “may”, “will”, “should”, “could” or

“might” occur or be achieved and other similar expressions and includes the negatives thereof. All statements other

than statements of historical fact included in this news release, including, without limitation, statements with respect to

the proposed Arrangement and the terms thereof, the completion of the Arrangement, including, receipt of all necessary

court and regulatory approvals and timing thereof, the listing of the Cygnus Shares on the TSXV , and the plans,

operations and prospects of Doré Copper and its properties are 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 actual results and future events

to differ materially from those expressed or implied by such forward -looking statements. Such factors include, but are

not limited to, the ability to obtain approvals in respect of the Arrangement and to consummate the Arrangement, the

ability to obtain approvals for the listing of the Cygnus Shares on the TSXV, integration risks, actual results of current

and future exploration activities, benefit of certain technology usage, the ability of prior successes and track record to

determine future results, changes in project parameters and/or economic assessments, availability of capital and

financing on acceptable terms, general economic, market or business conditions, future prices of metals, uninsured

risks, risks relating to estimated costs, regulatory changes, delays or inability to receive required regulatory approvals,

health emergencies, pandemics and other exploration or other risks detailed herein and from time to time in the filings

made by Doré Copper with securities regulators. Although Doré Copper has attempted to identify important factors that

could cause actual actions, events or results to differ from those described in forward -looking statements, there may

be other factors that cause such actions, events or results to differ materially from th ose anticipated. 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 forwar d-looking

statements. Doré Copper disclaims any intention or obligation to update or revise any forward -looking statements,

whether as a result of new information, future events or otherwise, except as required by law.

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.

2 Sources for historic production figures: Economic Geology, v. 107, pp. 963–989 - Structural and Stratigraphic Controls on Magmatic,

Volcanogenic, and Shear Zone-Hosted Mineralization in the Chapais-Chibougamau Mining Camp, Northeastern Abitibi, Canada by

François Leclerc et al. (Lac Dore/Chibougamau mining camp) and NI 43 -101 Technical Report on the Joe Mann Property dated

January 11, 2016 by Geologica Groupe-Conseil Inc. for Jessie Ressources Inc. (Joe Mann mine).