Copperhead Resources Inc. — Board/Management Information 2025

Sep 26, 2025

FORM 51-102F3
MATERIAL CHANGE REPORT

Item 1. Name and Address of Company
Copperhead Resources Inc. (the “Company” or “Copperhead”)
607 - 1750 Davie Street
Vancouver, BC
V6G 1W3

Item 2. Date of Material Change
September 24, 2025

Item 3. News Release
The Company issued press releases regarding the matters herein via a Canadian newswire service on September 25, 2025, copies of which have been filed on SEDAR+.

Item 4. Summary of Material Change
Damian Lopez has resigned as a director and from his positions as President and Chief Executive Officer, effective September 24, 2025. Kevin Zhou, has been appointed as interim Chief Executive Officer and President of the Company.

Item 5. Full Description of Material Change
Damian Lopez has resigned as a director and from his positions as President and Chief Executive Officer, effective September 24, 2025. Kevin Zhou, has been appointed as interim Chief Executive Officer and President of the Company.

Item 6. Reliance on Subsection 7.1(2) of National Instrument 51-102
Not Applicable.

Item 7. Omitted Information
No significant facts have been omitted from this Material Change Report.

Item 8. Executive Officer
The following senior officer of the Company is knowledgeable about the material change and this report and may be contacted by the Commission as follows:

Kevin Zhou
Interim President & CEO
Copperhead Resources Inc.
Phone: (647) 368-7789
Website: www.copperheadresourcesinc.com

Item 9. Date of Report
September 25, 2025