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Form DEFA14A - Additional definitive proxy soliciting materials and Rule 14(a)(12) material:
SEC Accession No. 0001193125-21-105562
Filing Date
2021-04-05
Accepted
2021-04-05 06:32:28
Documents
3

Document Format Files

Seq Description Document Type Size
1 DEFA14A d62449ddefa14a.htm DEFA14A 17875
2 GRAPHIC g62449g15o28.jpg GRAPHIC 239356
3 GRAPHIC g62449g64z54.jpg GRAPHIC 393100
  Complete submission text file 0001193125-21-105562.txt   890287
Mailing Address 6500 N MINERAL DRIVE SUITE 200 NONE COEUR D'ALENE ID 83815-9408
Business Address 6500 N MINERAL DRIVE SUITE 200 NONE COEUR D'ALENE ID 83815-9408 2087694100
HECLA MINING CO/DE/ (Filer) CIK: 0000719413 (see all company filings)

IRS No.: 770664171 | State of Incorp.: DE | Fiscal Year End: 1231
Type: DEFA14A | Act: 34 | File No.: 001-08491 | Film No.: 21803679
SIC: 1400 Mining & Quarrying of Nonmetallic Minerals (No Fuels)