Additional Proxy Soliciting Materials (Form DEFA14A)

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, DC 20549

SCHEDULE 14A

(RULE 14a-101)

INFORMATION REQUIRED IN PROXY STATEMENT

SCHEDULE 14A INFORMATION

Proxy Statement Pursuant to Section 14(a) of the

Securities Exchange Act of 1934

Filed by the Registrant ☒       

Filed by a Party other than the Registrant ☐

Check the appropriate box:

☐		Preliminary Proxy Statement
☐		Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2))
☐		Definitive Proxy Statement
☒		Definitive Additional Materials
☐		Soliciting Material Pursuant to Section 240.14a-11(c) or Section 240.14a-12

Hecla Mining Company

(Name of Registrant as Specified In Its Charter)

(Name of Person(s) Filing Proxy Statement, if other than the Registrant)

Payment of Filing Fee (Check the appropriate box):

☒		No fee required.
☐		Fee paid previously with preliminary materials.
☐		Fee computed on table in exhibit required by Item 25(b) per Exchange Act Rules 14a-6(i)(1) and 0-11

				Your Vote Counts!
				HECLA MINING COMPANY 2025 Annual Meeting Vote by May 20, 2025 11:59 p.m. ET. For shares held in a Plan, vote by May 18, 2025 11:59 p.m. ET.
HECLA MINING COMPANY 6500 N. MINERAL DRIVE SUITE 200 COEUR D'ALENE, ID 83815-9408
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You are invested in HECLA MINING COMPANY and it's time to vote!

You have the right to vote on proposals being presented at the Annual Meeting. This is an important notice regarding the availability of proxy materials for the shareholder meeting to be held on May 21, 2025.

Get informed before you vote

View the Notice and Proxy Statement and Annual Report online OR you can receive a free paper or email copy of the material(s) by requesting prior to May 7, 2025. If you would like to request a copy of the material(s) for this and/or future shareholder meetings, you may (1) visit www.ProxyVote.com, (2) call 1-800-579-1639 or (3) send an email to sendmaterial@proxyvote.com. If sending an email, please include your control number (indicated below) in the subject line. Unless requested, you will not otherwise receive a paper or email copy.

Smartphone users						Vote Virtually at the Meeting* May 21, 2025 10:00 a.m. PDT
Point your camera here and vote without entering a
control number
				Virtually at: www.virtualshareholdermeeting.com/HL2025

*

Please check the meeting materials for any special requirements for meeting attendance.

Vote at www.ProxyVote.com

THIS IS NOT A VOTABLE BALLOT

This is an overview of the proposals being presented at the upcoming shareholder meeting. Please follow the instructions on the reverse side to vote these important matters.

Voting Items				Board Recommends
1.		ELECTION OF CLASS III DIRECTORS Nominees: Charles B. Stanley
1a.				For
1b.		Alice Wong		For
1c.		Jill Satre		For
2.		Proposal to ratify and approve the selection of BDO USA, P.C., as our independent registered public accounting firm for the calendar year ending December 31, 2025.		For
3.		Advisory resolution to approve named executive officer compensation.		For
4.		Approve an amendment to our Restated Certificate of Incorporation to increase our authorized shares from 750,000,000 to 1,250,000,000.		For
5.		In their discretion, on all other business that may properly come before the meeting or any adjournment or adjournments thereof.

Prefer to receive an email instead? While voting on www.ProxyVote.com, be sure to click "Delivery Settings".

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