File: Attachment NR-May 12-2026-TSX Approval of Warrant Extensions.pdf

May 12, 2026

NEWS RELEASE Bell Copper Company

Bell Copper Announces Completion of Extensions of Warrants

VANCOUVER, B.C. - Bell Copper Corporation (TSX.V: BCU) (OTCQB: BCUFF) ("Bell Copper" or the "Company") announces that further to its news release of May 8, 2026, the Company has received TSX Venture Exchange acceptance to the extension by an additional six (6) months of the expiry date of an aggregate 3,181,530 share purchase warrants ("Warrants"). The Warrants were originally issued in connection with a non-brokered private placement of units ("Units") which completed in two tranches on May 31, 2024 for 2,006,530 Units and June 18, 2024 for 1,175,000 Units. These aggregate 3,181,530 Warrants are exercisable into 3,181,530 common shares and remain at an exercise price of $0.12 per share.

The expiry date of 2,006,530 Warrants are now further extended from May 31, 2026 to November 30, 2026 and the expiry date of 1,175,000 Warrants are now further extended from June 18, 2026 to December 18, 2026.

About Bell Copper Bell Copper is a mineral exploration company focused on the identification, exploration and discovery of large copper deposits located in Arizona. Bell Copper is exploring its 100% owned Big Sandy Porphyry Copper Project and the Perseverance Porphyry Copper Project which is under a Joint Venture - Earn In.

On behalf of the Board of Directors of Bell Copper Company

"Timothy Marsh"

Timothy Marsh, President, CEO & Director

For further information please contact the Company Tel: 1 800 418 8250 Email: info@bellcopper.net

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.

Forward Looking Statements

This news release includes "forward-looking statements" and "forward-looking information" within the meaning of Canadian securities legislation. All statements included in this news release, other than statements of historical fact, are forward-looking statements. Forward-looking statements include predictions, projections and forecasts and are often, but not always, identified by the use of words such as "anticipate", "believe", "plan", "estimate", "expect", "potential", "target", "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.

Suite 2700, 1133 Melville Street | Vancouver, British Columbia | V6E 4E5 | Canada 1-800-418-8250 | www:bellcopper.net | info@bellcopper.net Page |2

Forward-looking statements in this news release include, but are not limited to, statements with respect to the expectations of management regarding the ability of the Company to procure future financings. Forward-looking statements are based on a number of assumptions and estimates that, while considered reasonable by management based on the business and markets in which Bell Copper operates, are inherently subject to significant operational, economic, and competitive uncertainties, risks and contingencies. There can be no assurance that such statements will prove to be accurate and actual results, and future events could differ materially from those anticipated in such statements. Important factors that could cause actual results to differ materially from the Company's expectations include: that actual exploration results, interpretation of metallurgical characteristics of the mineralization, changes in project parameters as plans continue to be refined, future metal prices, availability of capital and financing on acceptable terms, general economic, market or business conditions, uninsured risks, regulatory changes, delays or inability to receive required approvals, and other exploration or other risks detailed herein and from time to time in the filings made by the Company with securities regulators, including those described in the Company's most recently filed MD&A. The Company does not undertake to update or revise any forward-looking statements, except in accordance with applicable law.

www.bellcopper.net | Vancouver, BC, Canada | 1 800 418 8250