Insider Profile · SEC Form 4 Activity · Trailing 90 Days

Sienko David C

Over the trailing 90 days, Sienko David C (Other Officer at HECLA MINING CO/DE/) traded $746K of stock (net selling $20K) in HL, per 4 SEC Form 4 transactions.

Role: Other Officer
Companies: HL
Window: Trailing 90 days · 4 transactions · CIK 1481905
Net activity: −$20K ($363K bought · $383K sold)
Source: Official filings on sec.gov ↗

By Company (Trailing 90 Days)

Symbol	Company	Txns	Bought	Sold	Net
HL	HECLA MINING CO/DE/	4	$363K	$383K	−$20K

Transactions (4)

Date	Symbol	Type	Shares	Value	Description
2026-06-22	HL	Buy	22.7K	$0	Grant, award or other acquisition
2026-06-22	HL	Sell	24.0K	$383K	Payment of exercise price or tax liability by delivering securities
2026-06-22	HL	Buy	22.7K	$363K	Grant, award or other acquisition
2026-06-22	HL	Buy	17.4K	$0	Other acquisition or disposition

Activity shown covers the trailing 90 days of SEC Form 4 filings. "Buy" and "sell" follow the SEC acquired/disposed codes and include compensation events (grants, option exercises, tax withholding) unless noted. Historical fact, not investment advice.

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