HL
Hecla Mining Company has filed 1,875 public company documents between 1994 and 2026. The most frequent type is insider trade (742 filings), alongside the regular cadence of annual reports, quarterly reports, and event disclosures every public company must make. Use the filters to focus on one filing type, or flip the sort to trace the company's history from its earliest paperwork.
Data parsed from SEC EDGAR XBRL filings. See the full market cap rankings.
| Type | Filing | Filed | Period covered | Open |
|---|---|---|---|---|
| 424B3 | 424B3 | 16y ago2009-12-31 | - | View filing |
| 424B3 | 424B3 | 16y ago2009-12-31 | - | View filing |
| 424B3 | 424B3 | 16y ago2009-12-31 | - | View filing |
| 8-K | Major company event | 16y ago2009-12-31 | 2009-12-31 | View filing |
| 4 | Insider trade | 16y ago2009-12-29 | 2009-12-28 | View filing |
| 424B3 | 424B3 | 16y ago2009-12-02 | - | View filing |
| 424B3 | 424B3 | 16y ago2009-12-02 | - | View filing |
| 424B3 | 424B3 | 16y ago2009-12-02 | - | View filing |
| 8-K | Major company event | 16y ago2009-12-02 | 2009-12-01 | View filing |
| 424B3 | 424B3 | 16y ago2009-11-23 | - | View filing |
| EFFECT | EFFECT | 16y ago2009-11-20 | - | View filing |
| CORRESP | Company correspondence | 16y ago2009-11-18 | - | View filing |
| S-1/A | S-1/A | 16y ago2009-11-06 | - | View filing |
| UPLOAD | SEC correspondence | 16y ago2009-11-06 | - | View filing |
| 424B3 | 424B3 | 16y ago2009-11-04 | - | View filing |
| 424B3 | 424B3 | 16y ago2009-11-04 | - | View filing |
| 8-K | Major company event | 16y ago2009-11-03 | 2009-11-02 | View filing |
| 10-Q | Quarterly report | 16y ago2009-11-03 | 2009-09-30 | View filing |
| 424B3 | 424B3 | 16y ago2009-10-15 | - | View filing |
| 424B3 | 424B3 | 16y ago2009-10-15 | - | View filing |
| S-1 | IPO registration | 16y ago2009-10-15 | - | View filing |
| 8-K | Major company event | 16y ago2009-10-15 | 2009-10-14 | View filing |
| SC 13G/A | Passive ownership stake (update) | 16y ago2009-09-09 | - | View filing |
| UPLOAD | SEC correspondence | 16y ago2009-09-09 | - | View filing |
| UPLOAD | SEC correspondence | 16y ago2009-09-03 | - | View filing |
| 424B3 | 424B3 | 16y ago2009-08-27 | - | View filing |
| EFFECT | EFFECT | 16y ago2009-08-26 | - | View filing |
| CORRESP | Company correspondence | 16y ago2009-08-24 | - | View filing |
| 144 | Insider sale notice | 16y ago2009-08-19 | - | View filing |
| S-1/A | S-1/A | 16y ago2009-08-13 | - | View filing |
| 424B3 | 424B3 | 16y ago2009-07-30 | - | View filing |
| 8-K | Major company event | 16y ago2009-07-29 | 2009-07-29 | View filing |
| 10-Q | Quarterly report | 16y ago2009-07-29 | 2009-06-30 | View filing |
| CORRESP | Company correspondence | 16y ago2009-07-17 | - | View filing |
| UPLOAD | SEC correspondence | 17y ago2009-07-10 | - | View filing |
| 424B3 | 424B3 | 17y ago2009-07-02 | - | View filing |
| 8-K | Major company event | 17y ago2009-07-02 | 2009-06-29 | View filing |
| 11-K | Employee plan annual report | 17y ago2009-06-29 | 2008-12-31 | View filing |
| D | D | 17y ago2009-06-16 | - | View filing |
| S-1 | IPO registration | 17y ago2009-06-12 | - | View filing |
| 424B3 | 424B3 | 17y ago2009-06-08 | - | View filing |
| 8-K | Major company event | 17y ago2009-06-08 | 2009-06-02 | View filing |
| 8-K | Major company event | 17y ago2009-06-03 | 2009-05-28 | View filing |
| 4 | Insider trade | 17y ago2009-06-01 | 2009-05-28 | View filing |
| 4 | Insider trade | 17y ago2009-06-01 | 2009-05-28 | View filing |
| 4 | Insider trade | 17y ago2009-06-01 | 2009-05-30 | View filing |
| 4 | Insider trade | 17y ago2009-06-01 | 2009-05-30 | View filing |
| 4 | Insider trade | 17y ago2009-06-01 | 2009-05-30 | View filing |
| 4 | Insider trade | 17y ago2009-06-01 | 2009-05-30 | View filing |
| 4 | Insider trade | 17y ago2009-06-01 | 2009-05-30 | View filing |