Trilogy Metals Inc.

Public companies file this within four business days when something important happens that investors should know about before the next quarterly report.

Trilogy Metals Inc. filed this to release information to investors under Regulation FD — usually a press release, conference presentation, or other event the company considers important. htm NEWS RELEASE DATED JUNE 9, 2026 Exhibit 99. 1 Trilogy Metals Announces Commencement of 2026 Summer Field Program at the Upper Kobuk Mineral Projects in Alaska VANCOUVER, BC, June 9, 2026 /CNW/ - Trilogy Metals Inc.