| SC 13G/A | 2024-04-15 | Wheaton Precious Metals Corp. | HECLA MINING CO/DE/ | 30,548,356 | 5.0% | EDGAR |
| SC 13G/A | 2024-02-13 | Wheaton Precious Metals Corp. | HECLA MINING CO/DE/ | 34,980,209 | 5.7% | EDGAR |
| SC 13G/A | 2024-02-13 | VANGUARD GROUP INC | HECLA MINING CO/DE/ | 57,913,541 | 9.4% | EDGAR |
| SC 13G/A | 2024-02-09 | DIMENSIONAL FUND ADVISORS LP | HECLA MINING CO/DE/ | 34,919,760 | 5.6% | EDGAR |
| SC 13G/A | 2024-01-26 | BlackRock Inc. | HECLA MINING CO/DE/ | 48,601,203 | 7.9% | EDGAR |
| SC 13G/A | 2023-02-14 | VAN ECK ASSOCIATES CORP | HECLA MINING CO/DE/ | 55,225,222 | 9.1% | EDGAR |
| SC 13G/A | 2023-02-14 | VAN ECK ASSOCIATES CORP | HECLA MINING CO/DE/ | 55,225,222 | 9.1% | EDGAR |
| SC 13G/A | 2023-02-10 | DIMENSIONAL FUND ADVISORS LP | HECLA MINING CO/DE/ | 32,853,571 | 5.4% | EDGAR |
| SC 13G/A | 2023-02-09 | VANGUARD GROUP INC | HECLA MINING CO/DE/ | 56,328,352 | 9.3% | EDGAR |
| SC 13G/A | 2023-01-31 | BlackRock Inc. | HECLA MINING CO/DE/ | 42,687,071 | 7.0% | EDGAR |
| SC 13G | 2022-09-13 | Wheaton Precious Metals Corp. | HECLA MINING CO/DE/ | 34,800,989 | 5.9% | EDGAR |
| SC 13D | 2022-07-19 | HECLA MINING CO/DE/ | ALEXCO RESOURCE CORP | 16,957,595 | 9.9% | EDGAR |
| SC 13G/A | 2022-02-11 | VAN ECK ASSOCIATES CORP | HECLA MINING CO/DE/ | 46,917,332 | 8.7% | EDGAR |
| SC 13G/A | 2022-02-10 | VANGUARD GROUP INC | HECLA MINING CO/DE/ | 50,767,632 | 9.4% | EDGAR |
| SC 13G/A | 2022-02-08 | DIMENSIONAL FUND ADVISORS LP | HECLA MINING CO/DE/ | 28,755,674 | 5.3% | EDGAR |
| SC 13G/A | 2022-02-01 | BlackRock Inc. | HECLA MINING CO/DE/ | 40,459,141 | 7.5% | EDGAR |
| SC 13G/A | 2021-02-12 | DIMENSIONAL FUND ADVISORS LP | HECLA MINING CO/DE/ | 33,704,366 | 6.3% | EDGAR |
| SC 13G/A | 2021-02-11 | VAN ECK ASSOCIATES CORP | HECLA MINING CO/DE/ | 54,440,018 | 10.2% | EDGAR |
| SC 13G/A | 2021-02-10 | VANGUARD GROUP INC | HECLA MINING CO/DE/ | 46,964,821 | 8.8% | EDGAR |
| SC 13G/A | 2021-01-29 | BlackRock Inc. | HECLA MINING CO/DE/ | 39,900,200 | 7.5% | EDGAR |