Hecla Mining Co.

HL·NYSE·$17.58Share Price as of 11/2·$12BMarket Cap as of 11/2

Financials

10-QQ2 ended 06/30/2608/04/26 10-QQ1 ended 03/31/2605/05/26 10-KFY 202502/17/26 10-QQ3 ended 09/30/2511/05/25 10-QQ2 ended 06/30/2508/06/25

Disclosures

8-KCurrent report09/18/26 8-KCurrent report08/28/26 8-KCurrent report08/04/26 8-KCurrent report05/22/26 8-KCurrent report05/05/26

Prospectuses and Registrations

424B5Prospectus supplement02/14/25 S-3ASRAutomatic shelf registration02/14/25 POSASRProspectus / registration02/13/25 S-3ASRAutomatic shelf registration11/07/24 S-3ASRAutomatic shelf registration05/20/24

Proxies

DEF 14ADefinitive proxy04/10/26 DEFA14AAdditional proxy materials04/10/26 DEF 14ADefinitive proxy04/10/25 DEFA14AAdditional proxy materials04/10/25 PRE 14APreliminary proxy03/21/25

Ownership

4/AInsider transaction (amended)08/24/26 Form 4Insider transaction08/21/26 144Proposed sale of securities08/20/26 Form 4Insider transaction06/25/26 Form 4Insider transaction06/25/26

Other

SDConflict Minerals disclosure09/18/26 11-KEmployee stock purchase plan report06/18/26 ARSAnnual report to shareholders04/10/26 SDConflict Minerals disclosure09/19/25 11-KEmployee stock purchase plan report06/24/25