<div id="readability-page-1"><div><p><span>Sienko David C, Vice President of Hecla Mining Co [HL], filed a Form 144 on December 17, 2025 with the Securities and Exchange Commission proposing to sell restricted securities:</span></p><div><table><tbody><tr><td><span>Approximate Date Of Sale</span></td><td><span>12/17/25</span></td></tr><tr><td><span>Shares</span></td><td><span>207,553</span></td></tr><tr><td><span>Broker</span></td><td><span>UBS</span></td></tr></tbody></table></div><p><span>Prior to the sale of restricted stock, owners must file a Form 144 with the SEC.  Upon submission of the filing to the SEC the owner is permitted to sell the shares, or any fraction thereof, within 90 days.</span></p><p><span>For a free trial, or to learn more about our insider trading analysis and data services, please visit http://www.washingtonservice.com or contact us at (301) 913-5100 or send an email to info@washingtonservice.com.</span></p><p><span>Founded in 1970, The Washington Service provides securities professionals with financial, economic and public policy research and data.</span></p><span> </span></div></div>

<p>David C. Sienko, Vice President of Hecla Mining Co, filed a Form 144 with the SEC to sell 207,553 shares of restricted stock on December 17, 2025. This filing allows the sale within 90 days. The Washington Service provides insider trading analysis and data services.</p>

VP Sienko Files To Sell 207,553 Of Hecla Mining Co [HL]