Exhibit 99.1 FORM 51-102F3 MATERIAL CHANGE REPORT Item 1 Name and Address of Company Digi Power X Inc. 218 NW 24th Street, 2nd Floor Miami, Florida, 33127 Item 2 Date of Material Change March 31, 2026 Item 3 News Release The press release attached as Schedule "A" was released on March 31, 2026 through an approved Canadian newswire service. Item 4 Summary of Material Change The material change is described in the press release attached as Schedule "A". Item 5 Full Description of Material Change The material ...