Dolly Varden Silver Corp(DVS) - 2025 Q3 - Quarterly Report

Execution version UNDERWRITING AGREEMENT October 23, 2025 Dolly Varden Silver Corporation 595 Burrard Street, Suite 3123 Vancouver, BC V7X 1J1 Attention: Mr. Shawn Khunkhun President and Chief Executive Officer Haywood Securities Inc., as co-lead underwriter and joint bookrunner, and Research Capital Corporation, as co-lead underwriter and joint bookrunner, on behalf of a syndicate of underwriters including Raymond James Ltd. (collectively, the "Underwriters"), understand that Dolly Varden Silver Corporatio ...