Metalero Announces Adoption of Semi-Annual Reporting

Metalero Mining Corp. 250 Southridge, Suite 300 Edmonton, AB CANADA T6H 4M9

METALERO ANNOUNCES ADOPTION OF SEMI-ANNUAL REPORTING

Edmonton, AB -April 1, 2026 -Metalero Mining Corp. (the ' Company ' or ' Metalero ') (TSXV: MLO; OTCPK: CRTTF) announces adoption of semi-annual financial reporting (' SAR '). This news release is being filed pursuant to Coordinated Blanket Order 51 -933 Exemptions to Permit Semi-Annual Reporting for Certain Venture Issuers (' CBO 51-933 ') .

Coordinated Blanket Order 51-933 allows eligible venture issuers to voluntarily move from a quarterly to a semi-annual financial reporting framework. Metalero 's fiscal year ends on October 31. Under the provisions of CBO 51-933, the Company will be exempt from the requirements to file Q1 and Q3 financial statements and associated management's discussion and analysis (' MD&A ') for so long as it continues to meet eligibility criteria under CBO 51-933. Accordingly, the Company will not be filing its interim financial statements for the three months ended January 31, 2026 and associated MD&A. The Company will also not be required to file any interim financial statements and associated MD&A for any subsequent quarters ended January 31 and July 31 in each financial year.

About Metalero Mining Corp.

Metalero Mining Corp. is a Canadian-based junior exploration company with offices in Vancouver and Edmonton. Metalero is nearing completion of a restructuring which has included a management change and new project focus, making its drill-ready gold assets in Nevada available for sale or option.

On behalf of the Board of Directors

' Jesse Teufeld '

Jesse Teufeld , Chief Financial Officer

Email: jesset@metalsgroup.com

Telephone: +1.780.437.6624

Metalero is part of the Metals Group of Companies, managed by exploration professionals who stand for technical excellence, robust project selection and strong corporate governance, with a proven ability to identify and capitalize on investment opportunities and deliver shareholder returns.

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