Form 8937

Copies of Forms 8937, Report of Organizational Actions Affecting Basis of Securities, are available here as required under Internal Revenue Code Section 6045B and Regulation Section 1.6045B-1. Please consult your tax advisor with respect to the specific tax consequences of distribution payments.

Hecla Mining Company Klondex Mines Acquisition

July 20, 2018

Hecla Mining Company Form 8937 (Amended)

Klondex Mines Form 8937 (Amended)

	Distribution Date	Distribution Date	Distribution Date	Distribution Date
Common Stock	03/23/15	06/01/15	09/01/15	12/01/15
Preferred B Stock	01/02/15	04/01/15	07/01/15	10/01/15

Common Stock	03/26/14	06/05/14	09/05/14	12/05/14
Preferred B Stock	01/02/14	04/01/14	07/01/14	10/01/14