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Hecla Mining Co. SEC filings

In the twelve months since 9 October 2025 Hecla Mining Co. filed 24 documents with the SEC of the kinds listed here: 15 current reports (8-K), about 7 other events; 5 results of operations; 3 officer or director change; 2 material agreement; 2 termination of a material agreement; 3 quarterly reports (10-Q), 1 conflict minerals report (SD), 1 employee plan annual report (11-K), 1 annual report to shareholders (ARS), 1 additional proxy material (DEFA14A), 1 proxy statement (DEF 14A). The latest, filed 18 September 2026: 8-K, material agreement, termination of a material agreement, new financial obligation, change to security holders' rights.

FiledFormWhat it was aboutPeriod or event dateFiling
18 September 20268-KMaterial agreement, Termination of a material agreement, New financial obligation, Change to security holders' rights16 September 2026EDGAR
18 September 2026SDconflict minerals reportEDGAR
28 August 20268-KOther events28 August 2026EDGAR
4 August 202610-Qquarterly report30 June 2026EDGAR
4 August 20268-KResults of operations, Other events4 August 2026EDGAR
18 June 202611-Kemployee plan annual report31 December 2025EDGAR
22 May 20268-KOfficer or director change, Shareholder vote21 May 2026EDGAR
5 May 202610-Qquarterly report31 March 2026EDGAR
5 May 20268-KResults of operations, Other events5 May 2026EDGAR
10 April 20268-KTermination of a material agreement, Obligation accelerated9 April 2026EDGAR
10 April 2026ARSannual report to shareholders31 December 2025EDGAR
10 April 2026DEFA14Aadditional proxy materialEDGAR
10 April 2026DEF 14Aproxy statement21 May 2026EDGAR
30 March 20268-K/Aamended current report25 March 2026EDGAR
25 March 20268-KAcquisition or disposition completed, Other events25 March 2026EDGAR
20 February 20268-KOfficer or director change18 February 2026EDGAR
17 February 202610-Kannual report31 December 2025EDGAR
17 February 20268-KResults of operations, Other events17 February 2026EDGAR
13 February 20268-KRegulation FD disclosure13 February 2026EDGAR
28 January 20268-KMaterial agreement, Other events26 January 2026EDGAR
26 January 20268-KResults of operations, Regulation FD disclosure26 January 2026EDGAR
31 December 20258-KOfficer or director change29 December 2025EDGAR
5 November 202510-Qquarterly report30 September 2025EDGAR
5 November 20258-KResults of operations, Other events5 November 2025EDGAR
An 8-K is what a company files within four business days of a material event; the SEC numbers the events, and the words here are the SEC's own headings, shortened.
Read moreForm 4, Form 144, 13F and Schedule 13D and 13G have their own pages. Prospectus supplements and correspondence are not listed.

Source

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