Cosigo Resources Ltd. — Capital/Financing Update 2023

Mar 3, 2023

MATERIAL CHANGE REPORT

TO: British Columbia Securities Commission Alberta Securities Commission

Item 1. Name and Address of Company Cosigo Resources Ltd. 3854 Cadboro Bay Rd Victoria, British Columbia V8N 4G4

Item 2. Date of Material Change: March 3, 2023

Item 3. News Release The press release was issued on March 3, 2023 in Vancouver, Canada.

Item 4. Summary of Material Change The Company announced a private placement of up to CAD $500,000. The financing will consist of units priced at 5 cents with a full warrant priced at 6 cents.

Item 5. Full Description of Material Change The Company announced a private placement of up to CAD $500,000. The financing will consist of units priced at 5 cents with a full warrant priced at 6 cents. Each full warrant will entitle the holder to purchase an additional common share at a price of 6 cents for a period of 12 months from the date of closing of the private placement. This private placement is being offered on a non-brokered basis and the units will be subject to a statutory hold period of four months and a day from the closing date of the offering. The Company may pay a finder's fee on a portion of the gross proceeds of the private placement. The offering remains subject to regulatory approval.

The Company intends to use the net proceeds of the Offering to conduct prospecting, mapping and sampling on the Company's Taraira property, the Willow Creek Nevada property and for general working capital.

Item 6. Reliance on subsection 7.1(2) or (3) of National Instrument 51-102 Not applicable. This report is not being filed on a confidential basis.

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Item 7. Omitted Information

Not applicable.

Item 8. Executive Officer

Andy Rendle Director and COO Telephone: (250) 477-7748

Item 9. Date of Report

Dated at Victoria, British Columbia this 3rd day of March, 2023.