144 0000719413 XXXXXXXX LIVE 0001542028 DOLLY VARDEN SILVER CORP 001-42593 SUITE 1130 - 1055 W HASTINGS STREET VANCOUVER ID V6E 2E9 (604) 687-8566 HECLA MINING CO/DE/ Shareholder Common Shares RBC Capital Markets

200 Bay Street South Tower, 5th Floor Toronto A6 M5J 2W7

4606374 29950000.00 90913545 02/11/2026 TSX Common Stock 02/25/2022 Subscription of shares Dolly Varden Silver Corp. N 4606374 02/25/2022 Cash N Alexco Resource Corp.

800 W. Pender Street Suite 970 Vancouver A1 V6C 2V6

Common Stock 01/20/2026 490000 3652901.00 Alexco Resource Corp.

800 W. Pender Street Suite 970 Vancouver A1 V6C 2V6

Common Stock 01/21/2026 370000 2644797.00 Alexco Resource Corp.

800 W. Pender Street Suite 970 Vancouver A1 V6C 2V6

Common Stock 01/22/2026 690000 5331906.00 Alexco Resource Corp.

800 W. Pender St. Suite 970 Vancouver A1 V6C 2V6

Common Stock 01/23/2026 650000 4997525.00 Alexco Resource Corp.

800 W. Pender Street Suite 970 Vancouver A1 V6C 2V6

Common Stock 01/26/2026 250000 1992500.00 Alexco Resource Corp.

800 W. Pender Street Suite 970 Vancouver A1 V6C 2V6

Common Stock 01/27/2026 300000 2120010.00 Alexco Resource Corp.

800 W. Pender Street Suite 970 Vancouver A1 V6C 2V6

Common Stock 02/03/2026 850000 5472980.00 Alexco Resource Corp.

800 W. Pender Street Suite 970 Vancouver A1 V6C 2V6

Common Stock 02/06/2026 200000 1230000.00 Alexco Resource Corp.

800 W. Pender Street Suite 970 Vancouver A1 V6C 2V6

Common Stock 02/09/2026 959000 6120722.00 Alexco Resource Corp.

800 W. Pender St. Suite 970 Vancouver A1 V6C 2V6

Common Stock 02/10/2026 700000 4529980.00 02/10/2026 Russell D. Lawlar, Sr. Vice President & CFO