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Excelsior Mining Announces Closing of Second Tranche of Private Placement

Financings

Not for dissemination or distribution in the United States or through U.S. newswire services.

NEWS RELEASE

Excelsior Mining Announces Closing of Second Tranche of Private Placement

January 22, 2018

Excelsior Mining Corp. (TSX: MIN) (FSE: 3XS) (OTCQX: EXMGF) ("Excelsior" or the “Company”) is

pleased to announce that it has closed the second and final tranche of its non-brokered private placement

(the “ Private Placement ”) (see press releases dated December 11, 2017, December 19, 20 17 and

December 21, 2017). The second tranche resulted in the Company issuing 16,467,200 common shares

at a price of C$1.00 per common share for gross proceeds of C$1 6,467,200 (approximately US$12.8

million). The second tranche was subscribed for by an affiliate of Greenstone Resources L.P.

(“Greenstone”). The first and second tranches of the Private Placement resulted in the Company issuing

38,635,200 common shares for aggregate gross proceeds of approximately US$30 million.

Pursuant to the Private Placement, Greenstone purchased, by way of a treasury offering, common shares

of Excelsior at a price of C$1.00 per common share for total gr oss proceeds of US$12.8 million.

Settlement occurred in United States dollars and the exact numb er of common shares issued was

determined based on a C$/US$ exchange rate of US$1.00 being equ al to C$1.2865 (the “Exchange

Rate”). Based on the Exchange Rate, upon closing of the Private Placement, Greenstone was issued

16,467,200 common shares (representing approximately 8.67% of E xcelsior’s current issued and

outstanding common shares). Prior to the closing of the second tranche of the Private Placement,

Greenstone owned 84,410,897 common shares of Excelsior, represe nting approximately 44.45% of the

issued and outstanding common shares. As a result of the closing of the Private Placement, Greenstone

now holds a total of 100,878,097 common shares, which represents approximately 48.89% of Excelsior’s

issued and outstanding common shares, representing an increase of approximately 4.4% from its

ownership of common shares of Excelsior prior to completion of the second tranche of the Private

Placement. The common shares issued to Greenstone in the Private Placement are subject to a statutory

four-month plus one-day hold period expiring on May 20, 2018.

Stephen Twyerould, President & CEO, said, “This financing secures a significant amount of funding that

allows us to continue advancing our Gunnison Copper Project tow ards production. It is the fourth

consecutive financing by Greenstone, which represents a signifi cant endorsement of the Project and

management team, by one of the most respected investment funds in the industry.”

The securities being offered hereby have not been, nor will the y be, registered under the United States

Securities Act of 1933, as amended and may not be offered or so ld in the United States or to, or for the

account or benefit of, U.S. persons absent registration or an a pplicable exemption from the registration

requirements. This news release will not constitute an offer to sell or the solicitation of an offer to buy nor

will there be any sale of the securities in any State in which such offer, solicitation or sale would be

unlawful.

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About Greenstone

Greenstone is a private equity fund specialising in the mining and metals sector. The Greenstone team

has over 80 years of experience in the sector covering all aspects of mining project development. Further

details on Greenstone can be found at www.greenstoneresources.com.

Greenstone is acquiring the securities in the offering describe d herein for investment purposes.

Depending on market conditions and other factors, Greenstone ma y from time to time acquire and/or

dispose of securities of Excelsior or continue to hold its current position.

A copy of the early warning report required to be filed with th e applicable securities commission in

connection with the transaction will be available on SEDAR at w ww.sedar.com and can be obtained by

contacting Matt Hornton and Gordon Purvis at +44 1481810100. Greenstone's address is set out below.

Greenstone Contact Information:

Greenstone Resources L.P.

PO Box 656

East Wing

Trafalgar Court, Les Banques

St. Peter Port, Guernsey

GY1 3PP

Channel Islands

About Excelsior Mining

Excelsior Mining “ The Copper Solution Company” is a mineral exploration and development company

that is advancing the Gunnison Copper Project in Cochise County , Arizona. The project is an advanced

staged, low cost, environmentally friendly in-situ recovery copper extraction project. The Feasibility Study

projected an after-tax NPV of US$ 807 million and IRR of 40% using a US$ 2.75 per pound copper price

and a 7.5% discount rate.

Excelsior’s technical work on the Gunnison Copper Project is supervised by Stephen Twyerould, Fellow

of AUSIMM, President & CEO of Excelsior and a Qualified Person as defined by National Instrument 43-

101. Mr. Twyerould has reviewed and approved the technical information contained in this news release.

Additional information about the Gunnison Copper Project can be found in the technical report filed on

SEDAR at www.sedar.com entitled: “Gunnison Copper Project, NI 4 3-101 Technical Report, Feasibility

Study” dated effective December 17, 2016.

For more information on Excelsior, please visit our website at www.excelsiormining.com.

ON BEHALF OF THE EXCELSIOR BOARD

"Stephen Twyerould"

President & CEO

For further information regarding this press release, please contact:

Excelsior Mining Corp.

Concord Place, Suite 300, 2999 North 44th Street, Phoenix, AZ, 85018.

JJ Jennex, Vice President, Corporate Affairs

T: 604-681-8030 x240

E: [email protected]

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www.excelsiormining.com

Cautionary Note Regarding Forward-Looking Information

This news release contains "forward-looking information" concerning anticipated developments and events that may occur in the future. Forward

looking information contained in this news release includes, but is not limited to, st atements with respect to: (i) the timelin es for completion of

permitting, commencement of construction and commercial production, (ii) the results of the Feasibility Study, (iii) the use of proceeds from the

Private Placement, and (iv) the ability to mine the Gunnison Project using in-situ recovery mining techniques.

In certain cases, forward-looking information can be identified by the use of words such as "plans", "expects" or "does not expect", "is expected",

"budget", "scheduled", "estimates", "forecasts ", "intends", "anticipates" or "does not anticipate", or "believes", or variation s of such words and

phrases or state that certain actions, events or results "may ", "could", "would", "m ight" or "will be taken", "occur" or "be ac hieved" suggesting

future outcomes, or other expectations, be liefs, plans, objectives, assumptions, intent ions or statements about future events o r performance.

Forward-looking information contained in th is news release is based on certain factor s and assumptions regarding, among other t hings, the

estimation of mineral resources and mineral reserves, the realization of resource and reserve estimates, copper and other metal prices, the

timing and amount of future development expenditures, the estimation of initial and sustaining capital requirements, the estimation of labour and

operating costs, the availability of necessary financing and materials to continue to develop and construct the Gunnison Project in the short and

long-term, the progress of development activities, the receipt of necessary regulatory approvals, the completion of the permitt ing process, the

estimation of insurance coverage, and assumptions with respect to currency fluctuations, environmental risks, title disputes or claims, and other

similar matters. While the Company considers these assumptions to be reasonable based on information currently available to it, they may prove

to be incorrect.

Forward looking information involves known and unknown risks, uncertainties and other factors which may cause the actual results, performance

or achievements of the Company to be materially different from any future results, performance or achievements expressed or imp lied by the

forward-looking information. Such factors include risks inherent in the exploration an d development of mineral deposits, including risks relating

to changes in project parameters as plans continue to be redefi ned including the possibility that mining operations may not com mence at the

Gunnison Project, risks relating to variations in mineral resources and reserves, grade or recovery rates resulting from curren t exploration and

development activities, risks relating to the ability to access infrastructure, risks relating to changes in copper and other c ommodity prices and

the worldwide demand for and supply of copper and related products, risks related to increased competition in the market for copper and related

products and in the mining industry generally, risks related to curr ent global financial conditions, uncertainties inherent in the estimation of

mineral resources, access and supply risks, reliance on key per sonnel, operational risks inherent in the conduct of mining acti vities, including

the risk of accidents, labour disputes, increases in capital and operating costs and the risk of delays or increased costs that might be encountered

during the development process, regulatory risks, including risks relating to the acqui sition of the necessary licenses and per mits, financing,

capitalization and liquidity risks, including the risk that the financing necessary to fund the exploration and development activities at the Gunnison

Project may not be available on satisfactory terms, or at all, risks related to disputes concerning property titles and interest, environmental risks

and the additional risks identified in the “Risk Factors” section of the Company’s reports and filings with applicable Canadian securities regulators.

Although the Company has attempted to identify important factors t hat could cause actual actions, events or results to differ m aterially from

those described in forward-looking information, there may be other factors that cause actions, events or results not to be as anticipated, estimated

or intended. Accordingly, readers should not place undue reliance on forward- looking information. The forward-looking informati on is made as

of the date of this news release. Except as required by applicable securi ties laws, the Company does not undertake any obligati on to publicly

update or revise any forward-looking information.