HECLA MINING CO/DE/ — All Filings
1,000 total filings on record
Public companies registered with the SEC are required to file periodic reports, disclosures, and notices throughout the year. The most important are the 10-K (annual report), 10-Q (quarterly report), and 8-K (material event notice). Use the filters below to narrow by form type.
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144
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UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| SCHEDULE 13G/A | — | 0000102909-26-001449 | Mar 27, 2026 | — |
| 8-K | FORM 8-K | 0001437749-26-009820 | Mar 25, 2026 | — |
| 4 | PRIMARY DOCUMENT | 0001989000-26-000001 | Mar 4, 2026 | Mar 2, 2026 |
| 4 | PRIMARY DOCUMENT | 0001481905-26-000001 | Mar 4, 2026 | Mar 2, 2026 |
| 4 | PRIMARY DOCUMENT | 0001869029-26-000004 | Mar 4, 2026 | Mar 2, 2026 |
| 4 | PRIMARY DOCUMENT | 0001667482-26-000001 | Mar 4, 2026 | Mar 2, 2026 |
| 4 | PRIMARY DOCUMENT | 0001841980-26-000001 | Mar 4, 2026 | Mar 2, 2026 |
| SCHEDULE 13D/A | — | 0001193125-26-083682 | Feb 27, 2026 | — |
| 144 | — | 0001668495-26-000001 | Feb 20, 2026 | — |
| 8-K | FORM 8-K | 0001437749-26-004900 | Feb 20, 2026 | Feb 18, 2026 |
| 10-K | 10-K | 0001193125-26-055059 | Feb 17, 2026 | Dec 31, 2025 |
| 8-K | 8-K | 0001193125-26-054862 | Feb 17, 2026 | — |
| 8-K | FORM 8-K | 0001437749-26-004103 | Feb 13, 2026 | — |
| SCHEDULE 13D/A | — | 0001193125-26-047346 | Feb 11, 2026 | — |
| 144 | — | 0000719413-26-000003 | Feb 10, 2026 | — |
| SCHEDULE 13D/A | — | 0001193125-26-038161 | Feb 4, 2026 | — |
| 8-K | FORM 8-K | 0001437749-26-002243 | Jan 28, 2026 | Jan 26, 2026 |
| 8-K | FORM 8-K | 0001437749-26-002003 | Jan 26, 2026 | — |
| 144 | — | 0000719413-26-000002 | Jan 22, 2026 | — |
| SCHEDULE 13G/A | — | 0002012383-26-000762 | Jan 21, 2026 | — |
| 144 | — | 0000719413-26-000001 | Jan 20, 2026 | — |
| 4 | PRIMARY DOCUMENT | 0001869029-26-000003 | Jan 6, 2026 | — |
| 144 | — | 0001869029-26-000002 | Jan 6, 2026 | — |
| 8-K | FORM 8-K | 0001437749-25-039070 | Dec 31, 2025 | Dec 29, 2025 |
| 4 | PRIMARY DOCUMENT | 0001867048-25-000005 | Dec 19, 2025 | — |
| 4 | PRIMARY DOCUMENT | 0001481905-25-000012 | Dec 19, 2025 | Dec 17, 2025 |
| 144 | — | 0001867048-25-000004 | Dec 19, 2025 | — |
| 4 | PRIMARY DOCUMENT | 0001693472-25-000006 | Dec 17, 2025 | Dec 16, 2025 |
| 144 | — | 0001481905-25-000011 | Dec 17, 2025 | — |
| 4 | PRIMARY DOCUMENT | 0001841980-25-000006 | Nov 12, 2025 | Nov 10, 2025 |
| 144/A | — | 0001841980-25-000005 | Nov 10, 2025 | — |
| 10-Q | 10-Q | 0001193125-25-267093 | Nov 5, 2025 | Sep 30, 2025 |
| 8-K | 8-K | 0001193125-25-267085 | Nov 5, 2025 | — |
| SCHEDULE 13G/A | — | 0002012383-25-001661 | Oct 2, 2025 | — |
| 4 | PRIMARY DOCUMENT | 0001693472-25-000005 | Oct 1, 2025 | — |
| 144 | — | 0001841980-25-000004 | Sep 22, 2025 | — |
| SD | SD | 0001193125-25-209011 | Sep 19, 2025 | — |
| 4 | PRIMARY DOCUMENT | 0002024032-25-000007 | Sep 15, 2025 | Sep 12, 2025 |
| 4/A | PRIMARY DOCUMENT | 0002024032-25-000006 | Sep 15, 2025 | Jun 23, 2025 |
| 8-K | FORM 8-K | 0001437749-25-028853 | Sep 11, 2025 | — |
| 144 | — | 0001470597-25-000001 | Aug 26, 2025 | — |
| 8-K | FORM 8-K | 0001437749-25-027446 | Aug 20, 2025 | — |
| 144 | — | 0002040042-25-000001 | Aug 14, 2025 | — |
| 144 | — | 0002040039-25-000001 | Aug 14, 2025 | — |
| SCHEDULE 13G/A | — | 0000869178-25-000065 | Aug 14, 2025 | — |
| 144 | — | 0002040167-25-000002 | Aug 14, 2025 | — |
| 10-Q | 10-Q | 0000950170-25-104199 | Aug 6, 2025 | Jun 30, 2025 |
| 8-K | 8-K | 0000950170-25-104148 | Aug 6, 2025 | Aug 4, 2025 |
| 4 | PRIMARY DOCUMENT | 0001954722-25-000003 | Jul 16, 2025 | Jul 15, 2025 |
| 4/A | PRIMARY DOCUMENT | 0001481905-25-000009 | Jul 1, 2025 | Jun 23, 2025 |