<SEC-DOCUMENT>0001193125-21-047640-index.html : 20210218 <SEC-HEADER>0001193125-21-047640.hdr.sgml : 20210218 <ACCEPTANCE-DATETIME>20210218153003 ACCESSION NUMBER: 0001193125-21-047640 CONFORMED SUBMISSION TYPE: S-3ASR PUBLIC DOCUMENT COUNT: 8 FILED AS OF DATE: 20210218 DATE AS OF CHANGE: 20210218 EFFECTIVENESS DATE: 20210218 FILER: COMPANY DATA: COMPANY CONFORMED NAME: HECLA MINING CO/DE/ CENTRAL INDEX KEY: 0000719413 STANDARD INDUSTRIAL CLASSIFICATION: MINING, QUARRYING OF NONMETALLIC MINERALS (NO FUELS) [1400] IRS NUMBER: 770664171 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: S-3ASR SEC ACT: 1933 Act SEC FILE NUMBER: 333-253255 FILM NUMBER: 21649301 BUSINESS ADDRESS: STREET 1: 6500 N MINERAL DRIVE SUITE 200 STREET 2: NONE CITY: COEUR D'ALENE STATE: ID ZIP: 83815-9408 BUSINESS PHONE: 2087694100 MAIL ADDRESS: STREET 1: 6500 N MINERAL DRIVE SUITE 200 STREET 2: NONE CITY: COEUR D'ALENE STATE: ID ZIP: 83815-9408 </SEC-HEADER> <DOCUMENT> <TYPE>S-3ASR <SEQUENCE>1 <FILENAME>d119181ds3asr.htm <DESCRIPTION>S-3ASR <TEXT> Document 1 - file: d119181ds3asr.htm
</DOCUMENT> <DOCUMENT> <TYPE>EX-4.1(B) <SEQUENCE>2 <FILENAME>d119181dex41b.htm <DESCRIPTION>EX-4.1(B) <TEXT> Document 2 - file: d119181dex41b.htm
</DOCUMENT> <DOCUMENT> <TYPE>EX-5.1 <SEQUENCE>3 <FILENAME>d119181dex51.htm <DESCRIPTION>EX-5.1 <TEXT> Document 3 - file: d119181dex51.htm
</DOCUMENT> <DOCUMENT> <TYPE>EX-23.1 <SEQUENCE>4 <FILENAME>d119181dex231.htm <DESCRIPTION>EX-23.1 <TEXT> Document 4 - file: d119181dex231.htm
</DOCUMENT> <DOCUMENT> <TYPE>EX-99.3 <SEQUENCE>5 <FILENAME>d119181dex993.htm <DESCRIPTION>EX-99.3 <TEXT> Document 5 - file: d119181dex993.htm
</DOCUMENT> <DOCUMENT> <TYPE>EX-99.4 <SEQUENCE>6 <FILENAME>d119181dex994.htm <DESCRIPTION>EX-99.4 <TEXT> Document 6 - file: d119181dex994.htm
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>7 <FILENAME>g119181g86j15.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 7 - file: g119181g86j15.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>8 <FILENAME>g119181g89b37.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 8 - file: g119181g89b37.jpg
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