HECLA MINING CO/DE/ — 424B5 Filings
17 424B5 filings on record
This page lists all 424B5 filings submitted to the SEC by HECLA MINING CO/DE/ (HL-PB), sorted by most recent first. Each row links to the full filing on EdgarLookup. HECLA MINING CO/DE/ has filed 17 424B5 documents with the SEC since 2011. To view all SEC filings by HECLA MINING CO/DE/, see the full filings list.
All
10-K
10-K/A
10-K405
10-Q
10-Q/A
10KT405
11-K
144
144/A
25-NSE
3
4
4/A
424B1
424B2
424B3
424B4
424B5
425
5
8-A12B
8-K
8-K/A
ARS
CORRESP
D
DEF 14A
DEFA14A
DEFR14A
EFFECT
FWP
NO ACT
NT 10-K
NT 11-K
POS AM
POSASR
PRE 14A
PREC14A
PRER14A
PX14A6G
RW
S-1
S-1/A
S-3
S-3/A
S-3ASR
S-4
S-4/A
S-8
S-8 POS
SC 13D
SC 13D/A
SC 13G
SC 13G/A
SC TO-C
SC TO-I
SC TO-I/A
SCHEDULE 13D
SCHEDULE 13D/A
SCHEDULE 13G/A
SD
UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| 424B5 | 424B5 | 0001193125-25-027352 | Feb 14, 2025 | — |
| 424B5 | 424B5 | 0001193125-24-037468 | Feb 15, 2024 | — |
| 424B5 | 424B5 | 0001193125-22-050365 | Feb 24, 2022 | — |
| 424B5 | 424B5 | 0001193125-21-047621 | Feb 18, 2021 | — |
| 424B5 | 424B5 | 0001193125-20-029080 | Feb 10, 2020 | — |
| 424B5 | 424B5 | 0001193125-19-048379 | Feb 22, 2019 | — |
| 424B5 | 424B5 | 0001193125-16-472990 | Feb 23, 2016 | — |
| 424B5 | FINAL PROSPECTUS SUPPLEMENT | 0001193125-09-019251 | Feb 5, 2009 | — |
| 424B5 | PROSPECTUS SUPPLEMENT | 0001193125-08-251769 | Dec 11, 2008 | — |
| 424B5 | PROSPECTUS SUPPLEMENT | 0001193125-08-188564 | Sep 2, 2008 | — |
| 424B5 | PRELIMINARY PROSPECTUS SUPPLEMENT | 0001193125-07-263454 | Dec 12, 2007 | — |
| 424B5 | HMC AMENDED PROSPECTUS SUPPLEMENT DATED MAY 12, 1999 | 0000719413-99-000021 | May 12, 1999 | — |
| 424B5 | HMC PROSPECTUS SUPPLEMENT DATED MAY 7, 1999 | 0000719413-99-000017 | May 10, 1999 | — |
| 424B5 | HECLA MINING COMPANY PROSPECTUS SUPPLEMENT | 0000719413-99-000006 | Mar 25, 1999 | — |
| 424B5 | RULE 424(B)(5) REGISTRATION NO. 33-59659 | 0000898822-97-000139 | Feb 19, 1997 | — |
| 424B5 | RULE 424(B)(5) REGISTRATION NO. 33-59659 | 0000898822-96-000031 | Jan 24, 1996 | — |
| 424B5 | RULE 424(B)(5) REGISTRATION NO. 33-59659 | 0000898822-96-000030 | Jan 24, 1996 | — |