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Rex Resources Announces Asset Purchase Agreement Entered into by Bathurst Metallic Corp. with Respect to Stratmat and Halfmile Lake Projects

Mergers & Acquisitions

228 – 1122 Mainland St.

Vancouver, BC V6B 5L1

www.rexresourcescorp.com

TSX-V: OWN

Rex Resources Announces Asset Purchase Agreement Entered into by

Bathurst Metallic Corp. with Respect to Stratmat and Halfmile Lake Projects

News Release – September 3, 2026 – Vancouver, B.C. – Rex Resources Corp. (TSXV: OWN, FWB:

94G) (“Rex Resources” or the “Company”) announces, further to its news releases dated January 14, 2026

and May 19, 2026, that Bathurst Metals Corp. (“BMC”), a wholly owned subsidiary of Bathurst Holdings

Inc. (“BHI”), has entered into an asset purchase agreement (the “ Asset Purchase Agreement ”) dated

August 28, 2026, with FTI Consulting Canada Inc., solely in its capacity as court -appointed monitor (the

“Monitor”) of Trevali Mining Corporation, being the sole shareholder of Trevali Mining (Maritimes) Ltd.

(“Trevali”), and not in any other capacity, and Trevali, by the Monitor following court-approval, pursuant

to which Trevali has agreed to transfer to BMC, and BMC has agreed to purchase and acquire the Stratmat

and Halfmile projects located in New Brunswick, Canada , upon the terms and conditions set forth in the

Asset Purchase Agreement. The closing of the Asset Purchase Agreement is subject to, among other things,

court approval and the approval from the Government of New Brunswick.

In addition, Rex Resources and BHI have executed an amendment to the definitive agreement (the

“Definitive Agreement”) (as announced on January 14, 2026 and May 19, 2026) to extend the closing date

of the reverse takeover transaction (the “ RTO Transaction”) to no later than March 31, 2027 . The

execution of the Asset Purchase Agreement is a critical step in the RTO Transaction.

Rex Resources and BHI will diligently work together towards completing the RTO Transaction and making

all necessary submissions and filings in connection with the RTO Transaction, a s soon as BHI receives

approval from the Government of New Brunswick to close the transactions contemplated under the Asset

Purchase Agreement. The closing outside date in the Asset Purchase Agreement is November 30, 2026.

Additional Information

Further updates in respect of the RTO Transaction (including financial information regarding BHI) will be

provided in a subsequent news release. Also, additional information concerning the RTO Transaction, the

Asset Purchase Agreement, the parties and the resulting issuer will be provided in the filing statement to

be filed by the parties in connection with the RTO Transaction, which will be available under the

Company’s SEDAR+ profile at www.sedarplus.ca.

Trading in the Company’s common shares is presently halted and is not expected to resume trading until

completion of the RTO Transaction.

About Rex Resources Corp.

Rex is a mineral exploration company focused on the acquisition, exploration, and development of mineral

resource properties.

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ON BEHALF OF THE BOARD OF DIRECTORS

Craig Taylor, Director

(604) 318-4053

[email protected]

www.rexresourcescorp.com

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 news

release.

Cautionary Note

Completion of the RTO Transaction is subject to a number of conditions, including but not limited to, TSXV

acceptance and if applicable pursuant to TSXV Requirements, disinterested approval. Where applicable,

the RTO Transaction cannot close until the required shareholder approval is obtained. There can be no

assurance that the RTO Transaction will be completed as proposed or at all.

Investors are cautioned that, except as disclosed in the management information circular or filing statement

to be prepared in connection with the RTO Transaction, any information released or received with respect

to the RTO Transaction may not be accurate or complete and should not be relied upon. Trading in the

securities of the Company should be considered highly speculative.

The TSX Venture Exchange Inc. has in no way passed upon the merits of the RTO Transaction and has

neither approved nor disapproved the contents of this news release.

All information contained in this news release with respect to the Company and BHI was supplied by the

parties, respectively, for inclusion herein, and the Company and its respective directors and officers have

relied on BHI for any information concerning such party.

Forward-Looking Statements

This news release contains “forward-looking information or statements” within the meaning of applicable securities

laws relating to the Asset Purchase Agreement, the RTO Transaction and associated transactions, including statements

regarding the terms and conditions of the RTO Transaction, and the proposed business of the Resulting Issuer . The

information about BHI contained in the news release has not been independently verified by the Company. Although

the Company believes in light of the experience of its officers and directors, current conditions and expected future

developments and other factors that have been considered appropriate that the expectations reflected in this forward -

looking information are reasonab le, undue reliance should not be placed on them because the Company can give no

assurance that they will prove to be correct. Readers are cautioned to not place undue reliance on forward -looking

information. Actual results and developments may differ materially from those contemplated by these statements

depending on, amo ng other things, the risks that the parties will not proceed with the RTO Transaction, the name

change of the Company, the appointment of the proposed directors and officers of the Resulting Issuer and associated

transactions, that the ultimate terms of the RTO Transaction, the appointment of the proposed directors and officers of

the Resulting Issuer and associated transactions will differ from those that currently are contemplated, and that the

RTO Transaction, any applicable private placement in connection with the RTO Transaction, the appointment of the

proposed directors and officers of the Resulting Issuer and associated transactions will not be successfully completed

for any reason (including the failure to obtain the required approvals or clearances from regulatory authorities). The

terms and conditions of the RTO Transaction may change based on the Company's due diligence and the receipt of

tax, corporate and securities law advice for both the Company and BHI. The statements in this news release are made

as of the date of this news release. The Company undertakes no obligation to comment on analyses, expectations or

statements made by third -parties in respect of the Company, BHI, their securities, or their respective financial or

operating results (as applicable). There can be no assurance that the RTO Transaction will be completed or, if

completed, will be successful.

These statements are based upon assumptions that are subject to significant risks and uncertainties, including risks

regarding the mining industry, commodity prices, market conditions, geopolitical events and uncertainties, changes in

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governmental regulations, laws and regulations, general economic factors, management’s ability to manage and to

operate the business, and explore and develop the projects, of the Resulting Issuer, and the equity markets generally.

Because of these risks an d uncertainties and as a result of a variety of factors, the actual results, expectations,

achievements or performance of each of the Company and BHI may differ materially from those anticipated and

indicated by these forward -looking statements. Any number of factors could cause actual results to differ materially

from these forward-looking statements as well as future results. Although each of the Company and BHI believes that

the expectations reflected in forward looking statements are reasonable, they can give no assurances that the

expectations of any forward -looking statements will prove to be correct. Except as required by law, each of the

Company and BHI disclaims any intention and assume no obligation to update or revise any forward -looking

statements to reflect actual results, whether as a result of new information, future events, changes in assumptions,

changes in factors affecting such forward-looking statements or otherwise.