Sec Form 4/A Filing - Sienko David C @ HECLA MINING CO/DE/ - 2022-06-21

FORM 4/A Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL OMB Number: 3235-0287 Expires: November 30, 2011 Estimated average burden hours per response... 0.5

1. Name and Address of Reporting Person Sienko David C 2. Issuer Name and Ticker or Trading Symbol HECLA MINING CO/DE/ [ HL] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner X __ Officer (give title below) _____ Other (specify below) VP & General Counsel (Last) (First) (Middle) 6500 N. MINERAL DRIVE, SUITE 200 3. Date of Earliest Transaction (MM/DD/YY) 06/21/2022 (Street) COEUR D'ALENE, ID83815 4. If Amendment, Date Original Filed (MM/DD/YY) 06/23/2022 6. Individual or Joint/Group Filing (Check Applicable Line) __ X __ Form filed by One Reporting Person _____ Form filed by More than One Reporting Person (City) (State) (Zip)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned 1.Title of Security (Instr. 3) 2. Transaction Date (MM/DD/YY) 2A. Deemed Execution Date, if any (MM/DD/YY) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4) Code V Amount (A) or (D) Price Common Stock 06/21/2022 F 22,976( 1 ) D $ 0 821,165( 2 ) D Common Stock 06/21/2022 A 38,374( 3 ) A $ 4.43 821,165( 4 ) D Common Stock 06/21/2022 J 4,191( 5 ) A $ 0 4,191 I By 401(k) Plan

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned ( e.g. , puts, calls, warrants, options, convertible securities) 1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (MM/DD/YY) 3A. Deemed Execution Date, if any (MM/DD/YY) 4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4, and 5) 6. Date Exercisable and Expiration Date (MM/DD/YY) 7. Title and Amount of Underlying Securities (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4) Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares Performance rights $ 0 06/21/2022 A 25,959( 6 ) 01/01/2025 01/01/2026 Common Stock 25,959 $ 0 821,165( 7 ) D

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other Sienko David C 6500 N. MINERAL DRIVE, SUITE 200 COEUR D'ALENE, ID83815 VP & General Counsel Signatures Tami D. Whitman, Attorney-in-Fact for David C. Sienko 06/24/2022 Signature of Reporting Person Date

Explanation of Responses:

( 1 )Mr. Sienko was awarded (i) 81,522 restricted stock units on June 21, 2019; (ii) 49,505 restricted stock units on June 22, 2020; and (iii) 19,036 restricted stock units on June 21, 2021. The restrictions lapsed on 1/3 of those vesting units (50,022 shares). Mr. Sienko elected to have Hecla Mining Company withhold 22,976 shares to cover his tax liability. ( 2 )Consists of 681,948 shares held directly, 67,565 unvested restricted stock units, and 71,652 performance-based shares. ( 3 )Award of restricted stock units that vest as follows: 12,791 shares on June 21, 2023; 12,791 shares on June 21, 2024; and 12,792 shares on June 21, 2025. ( 4 )See footnote 2. ( 5 )Held as 348.942 units in Mr. Sienko's 401(k) account under the Hecla Mining Company Capital Accumulation Plan, and estimated to be 4,191 shares. ( 6 )Mr. Sienko was awarded performance rights representing the contingent right to receive between $57,500 and $230,000 worth of Hecla Mining Company common stock based on Hecla Mining Company's Total Shareholder Return performance over the 3-year period (January 1, 2022 to December 31, 2024) relative to our peers. Examples of the potential grant of shares to Mr. Sienko under this plan are as follows: 100th percentile rank among peers = maximum award at 200% of target ($230,000 in stock); 60th percentile rank among peers = target award at grant value ($115,000 in stock); and 50th percentile rank among peers = threshold award at 50% of target ($57,500 in stock). ( 7 )See footnote 2.

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.

* If the form is filed by more than one reporting person, see Instruction 4(b)(v).

** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).

Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.