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OM.TO ·

Osisko Metals Closes C$15 Million "Bought-Deal" Flow-Through Share Financing

Financings

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OSISKO METALS CLOSES C$15 MILLION "BOUGHT-DEAL"

FLOW-THROUGH SHARE FINANCING

NOT FOR DISTRIBUTION TO UNITED STATES NEWS WIRE SERVICES

OR FOR DISSEMINATION IN THE UNITED STATES

(Toronto, February 4, 2026) Osisko Metals Incorporated (the "Company" or "Osisko Metals")

(TSX: OM; OTCQX: OMZNF; FRANKFURT: OB51) is pleased to announce the successful closing

of its previously -announced "bought-deal" private placement financing, pursuant to which the

Company issued an aggregate of 11,812,000 common shares of the Company that will qualify as

"flow-through shares" (within the meaning of subsection 66(15) of the Income Tax Act (Canada))

(the "Flow-Through Shares") at a price of C $1.27 per Flow-Through Share for gross proceeds

to the Company of C$15,001,240 (the "Offering").

The Company will use an amount equal to the gross proceeds from the sale of the Flow-Through

Shares under the Offering to incur eligible "Canadian exploration expenses" that will qualify as

"flow-through critical mineral mining expenditures" (as both terms are defined in the Income Tax

Act (Canada)) (the "Qualifying Expenditures"), in respect of the Company's projects in Canada.

The Qualifying Expenditures will be incurred on or before December 31, 2027 and will be

renounced by the Company to the initial purchasers of the Flow-Through Shares with an effective

date no later than December 31, 2026.

The Offering was co-led by Canaccord Genuity Corp. and BMO Capital Markets.

The Company understands that Agnico Eagle Mines Limited and Hudbay Minerals Inc., two of its

existing strategic investors, along with Toronto- based fund Rosseau Asset Management Ltd. ,

have purchased, as part of a follow-on transaction to the issuance of the Flow-Through Shares,

all of the Common Shares issued under the Offering at a price of C$0.85 per Common Share for

an aggregate purchase price of approximately C$10 million.

The Flow-Through Shares issued under the Offering are subject to a hold period expiring four

months and one day from the date hereof, pursuant to applicable Canadian securities laws. The

Offering remains subject to final acceptance of the Toronto Stock Exchange.

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

U.S. 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 or for the account or benefit of a

U.S. person (as defined in Regulation S under the U.S. Securities Act) unless registered under

the U.S. Securities Act and applicable state securities laws or an exemption from such registration

is available.

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About Osisko Metals

Osisko Metals Incorporated is a Canadian exploration and development company creating value

in the critical metals sector, with a focus on copper and zinc. The Company acquired a 100%

interest in its flagship project, the past -producing Gaspé Copper mine, from Glencore Canada

Corporation in July 2023. The Gaspé Copper project is located nea r Murdochville in Québec's

Gaspé Peninsula. The Company is currently focused on resource expansion of the Gaspé Copper

system, with current Indicated Mineral Resources of 824 Mt grading 0.34% CuEq and Inferred

Mineral Resources of 670 Mt grading 0.38% CuEq (in compliance with National Instrument 43-

101 – Standards of Disclosure for Mineral Projects ). For more information, see Osisko Metals'

November 14, 2024 news release entitled " Osisko Metals Announces Significant Increase in

Mineral Resource at Gaspé Copper". Gaspé Copper hosts the largest undeveloped copper

resource in eastern North America, strategically located near existing infrastructure in the mining-

friendly province of Québec.

In addition to the Gaspé Copper project, the Company is working with Appian Capital Advisory

LLP, through the Pine Point Mining Limited joint venture, to advance one of Canada's largest

past-producing zinc mining camps, the Pine Point project, located in the Northwest Territories.

The current mineral resource estimate for the Pine Point project consists of Indicated Mineral

Resources of 49.5 Mt at 5.52% ZnEq and Inferred Mineral Resources of 8.3 Mt at 5.64%

ZnEq (in compliance with National Instrument 43- 101 – Standards of Disclosure for Mineral

Projects). For more information, see Osisko Metals' June 25, 2024 news release entitled "Osisko

Metals releases Pine Point mineral resource estimate: 49.5 million tonnes of indicated resources

at 5.52% ZnEq" . The Pine Point project is located on the south shore of Great Slave Lake,

Northwest Territories, close to infrastructure, with paved road access, an electrical substation and

100 kilometers of viable haul roads.

For further information on this news release, visit www.osiskometals.com or contact:

Don Njegovan, President

Email: [email protected]

Phone: (416) 500-4129

Cautionary Statement on Forward-Looking Information

This news release contains "forward- looking information" within the meaning of applicable Canadian securities

legislation based on expectations, estimates and projections as at the date of this news release. Any statement that

involves predictions, expectations, interpretations, beliefs, plans projections, objectives, assumptions, future events or

performance (often, but not always, using phrases such as "expects" or "does not expect", "is expected", "interpreted",

"management's view", "anticipates" or "does not anticipate", "plans", "budget", "scheduled", "forecasts", "estimates",

"potential", "feasibility", "believes" or "intends" or variations of such words and phrases or stating that certain action s,

events or results "may" or "could", "would", "might" or "will" be taken, occur or be achieved) are not statements of

historical fact and may be forward-looking information and are intended t o identify forward-looking information. This

news release contains forward-looking information pertaining to, among other things: the ability for the Company to

obtain the final approval of the Toronto Stock Exchange; the anticipated use of proceeds of the Offering; the tax treatment

of the Flow-Through Shares; the timing of incurring and renunciation of the Qualifying Expenditures; and the ability to

advance the Company's properties (and results thereof); and Gaspé Copper hosting the largest undeveloped copper

resource in eastern North America.

Forward-looking information is not a guarantee of future performance and is based upon a number of estimates and

assumptions of management, in light of management's experience and perception of trends, current conditions and

expected developments, as well as other factors that management believes to be relevant and reasonable in the

circumstances, including, without limitation, assumptions about: general market conditions impacting the Company; the

ability of exploration results, including drilling, to accurately predict mineralization; errors in geological modelling;

insufficient data; equity and debt capital markets; future spot prices of copper and zinc; the timing and results of

exploration and drilling programs; the accuracy of mineral resource estimates; production costs; political and regulatory

stability; the receipt of governmental and third party approvals; licenses and permits being received on favourable terms;

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sustained labour stability; stability in financial and capital markets; and availability of mining equipment and positive

relations with local communities and groups. Forward-looking information involves risks, uncertainties and other factors

that could cause actual events, results, performance, prospects and opportunities to differ materially from those

expressed or implied by such forward- looking information. Such factors include, among others, risks relating to the

ability of the Company to obtain required approvals, the ability of the Company to complete further exploration activities,

including drilling; the results of exploration activities; risks relating to mining activities ; risks relating to the global

economic climate and metal prices; environmental risks; changes in tax and regulatory regimes; and community and

non-governmental actions. Factors that could cause actual results to differ materially from such forward-looking

information are set out in the Company's public disclosure record on SEDAR+ (www.sedarplus.ca) under Osisko Metals'

issuer profile. Although the Company believes that the assumptions and factors used in preparing the forward-looking

information in this news release are reasonable, undue reliance should not be placed on such information, which only

applies as of the date of this news release, and no assurance can be given that such events will occur in the disclosed

time frames or at all. The Company disclaims any intention or obligation to update or revise any forward-looking

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