Aris Mining Corp

The Board has adopted a written code of ethics entitled, “Business Conduct and Ethics Policy” (as amended from time to time, the “Code”), by which it and all officers and employees of the Company, including the Company’s principal executive officer, principal financial officer and principal accounting officer or controller, abide. There were no waivers granted in respect of the Code during the fiscal year ended December 31, 2025. The Code is posted on the Company’s website at www.aris-mining.com. A copy of the Code may also be obtained by contacting the Chief Legal Officer of the Company at the address or telephone number indicated on the cover page of this annual report on Form 40-F. If there is an amendment to the Code, or if a waiver of the Code is granted to any of Company’s principal executive officer, principal financial officer, principal accounting officer or controller, the Company intends to disclose any such amendment or waiver by posting such information on the Company’s website. Unless and to the extent specifically referred to herein, the information on the Company’s website shall not be deemed to be incorporated by reference in this annual report on Form 40-F.