Insider filing · HL

David C Sienko sold $4.0M of Hecla Mining (HL)

Executed Dec 17 2025, disclosed Dec 19 2025, 2 days later.

Returns are measured on stock purchases only.

DS David C Sienko VP - General Counsel & Secy. profile →

David C Sienko (VP - General Counsel & Secy.) filed 1 Form 4 report in the trailing twelve months (0 purchases, 1 sale), most often in Hecla Mining Company (HL). The largest single filing was $4.0M of HL (207,553 sh × $19.42, as filed), executed Dec 17 2025.

HL Hecla Mining Company HL · Basic Materials · 11 filings in 24 months ticker →

Basic Materials · Hecla Mining Company, together with its subsidiaries, provides precious and base metals in the United States, Canada, Japan, Korea, China,…

More Basic Materials filings→ Insider filings, newest first→ View the original filing at www.sec.gov→