HECLA MINING CO/DE/ — SC 13D/A Filings
6 SC 13D/A filings on record
This page lists all SC 13D/A 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 6 SC 13D/A 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 |
|---|---|---|---|---|
| SC 13D/A | SCHEDULE 13D/A | 0001193125-16-638296 | Jun 30, 2016 | — |
| SC 13D/A | AMENDMENT NO. 1 TO SC 13D DATED JANUARY 30, 2006 | 0000897101-06-000229 | Jan 31, 2006 | — |
| SC 13D/A | SCHEDULE 13D AMENDMENT NO. 5 | 0000719413-01-500023 | Jul 18, 2001 | — |
| SC 13D/A | AMEND.NO. 4 SCHEDULE 13D HECLA MINING | 0000719413-96-000006 | Apr 2, 1996 | — |
| SC 13D/A | AMEND. NO. 3 SCHEDULE 13D HECLA MINING | 0000719413-95-000015 | Sep 22, 1995 | — |
| SC 13D/A | AMENDMENT NO. 2 TO SCHEDULE 13D FOR HECLA C | 0000719413-95-000014 | Sep 22, 1995 | — |