Mr. Farshad Shirvani reports

CASA MINERALS INC. PROVIDES BI-WEEKLY MCTO STATUS UPDATE

Casa Minerals Inc. is providing its management cease trade order (MCTO) biweekly default status report in accordance with National Policy 12-203, Cease Trade Orders for Continuous Disclosure Defaults.

As previously announced in the company's news release dated May 1, 2026, the company applied for and obtained an MCTO in respect of its audited financial statements for the year ended Dec. 31, 2025, together with management's discussion and analysis and the related chief executive officer and chief financial officer certificates. The company and its auditor continue to work diligently to complete the annual filings and expect to file them on or before May 31, 2026.

The company confirms that as of the date herein: (a) there has been no material change to the information set out in the MCTO news release that has not been generally disclosed; (b) there has been no failure by the company in fulfilling its stated intentions with respect to satisfying the provisions of the alternative information guidelines set out in NP 12-203; (c) there has not been, nor is there anticipated to be, any other specified default by the company under NP 12-203; and (d) there is no other material information concerning the affairs of the company that has not been generally disclosed.

The company will continue to comply with the provisions of the alternative information guidelines under NP 12-203 by issuing biweekly default status reports in the form of news releases for so long as it remains in default of the filing requirements.

We seek Safe Harbor.