HECLA MINING CO/DE/ — DEFA14A Filings
26 DEFA14A filings on record
This page lists all DEFA14A 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 26 DEFA14A 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 |
|---|---|---|---|---|
| DEFA14A | DEFA14A | 0001193125-25-077487 | Apr 10, 2025 | — |
| DEFA14A | DEFA14A | 0001193125-24-087300 | Apr 4, 2024 | — |
| DEFA14A | DEFA14A | 0001193125-23-097285 | Apr 11, 2023 | — |
| DEFA14A | DEFA14A | 0001193125-22-102295 | Apr 12, 2022 | — |
| DEFA14A | DEFA14A | 0001193125-21-114736 | Apr 13, 2021 | — |
| DEFA14A | DEFA14A | 0001193125-21-105562 | Apr 5, 2021 | — |
| DEFA14A | FORM DEFA14A | 0001437749-20-010497 | May 13, 2020 | — |
| DEFA14A | DEFINITIVE ADDITIONAL PROXY SOLICITING MATERIALS | 0001206774-20-001112 | Apr 9, 2020 | — |
| DEFA14A | DEFINITIVE ADDITIONAL PROXY SOLICITING MATERIALS | 0001206774-19-001270 | Apr 9, 2019 | — |
| DEFA14A | DEFINITIVE ADDITIONAL PROXY SOLICITING MATERIALS | 0001206774-18-001131 | Apr 9, 2018 | — |
| DEFA14A | DEFINITIVE ADDITIONAL PROXY SOLICITING MATERIALS | 0001206774-17-001133 | Apr 10, 2017 | — |
| DEFA14A | DEFINITIVE ADDITIONAL PROXY SOLICITING MATERIALS | 0001206774-16-005301 | Apr 4, 2016 | — |
| DEFA14A | DEFINITIVE ADDITIONAL PROXY SOLICITING MATERIALS | 0001206774-15-001196 | Apr 8, 2015 | — |
| DEFA14A | DEFINITIVE ADDITIONAL PROXY SOLICITING MATERIALS | 0001206774-14-001178 | Apr 8, 2014 | — |
| DEFA14A | FORM DEFA14A | 0001437749-13-007294 | Jun 7, 2013 | — |
| DEFA14A | FORM DEFA14A | 0001437749-13-006545 | May 22, 2013 | — |
| DEFA14A | DEFA14A | 0001437749-13-005367 | May 6, 2013 | — |
| DEFA14A | DEFINITIVE ADDITIONAL PROXY SOLICITING MATERIALS | 0001206774-13-001303 | Apr 3, 2013 | — |
| DEFA14A | DEFINITIVE ADDITIONAL PROXY SOLICITING MATERIALS | 0001206774-12-001391 | Apr 10, 2012 | — |
| DEFA14A | — | 0001437749-10-001721 | May 26, 2010 | — |
| DEFA14A | DEFINITIVE ADDITIONAL PROXY SOLICITING MATERIALS | 0001206774-10-000850 | Apr 5, 2010 | — |
| DEFA14A | DEFINITIVE ADDITIONAL MATERIALS | 0001206774-09-000732 | Apr 10, 2009 | — |
| DEFA14A | — | 0000897101-05-001137 | May 9, 2005 | — |
| DEFA14A | — | 0000897101-05-001033 | Apr 28, 2005 | — |
| DEFA14A | — | 0000897101-05-000993 | Apr 26, 2005 | — |
| DEFA14A | HECLA MINING COMPANY ADDITIONAL MATERIAL | 0000719413-02-000013 | May 30, 2002 | — |