| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Sienko David C | Sr. VP, GC & Secretary | 6500 N. MINERAL DRIVE, SUITE 200, COEUR D'ALENE | Tami D. Whitman, Attorney-in-Fact for David C. Sienko | 01 Jul 2025 | 0001481905 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | HL | Common Stock | Tax liability | $80,130 | -13,768 | -1.2% | $5.82 | 1,113,923 | 23 Jun 2025 | Direct | F1, F2 |
| transaction | HL | Common Stock | Award | $349,997 | +60,137 | +5.7% | $5.82 | 1,113,923 | 23 Jun 2025 | Direct | F3, F4 |
| transaction | HL | Common Stock | Other | $0 | +15,258 | $0.000000 | 15,258 | 23 Jun 2025 | 401(k) Plan | F5 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Underlying Class | Amount | Exercise Price | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | HL | Performance rights | Award | $0 | +60,137 | +5.7% | $0.000000 | 1,113,923 | 23 Jun 2025 | Common Stock | 60,137 | $0.000000 | Direct | F6, F7 |
| Id | Content |
|---|---|
| F1 | Mr. Sienko was awarded (i) 38,374 restricted stock units on June 21, 2022; 35,350 restricted stock units on June 21, 2023, 60,479 restricted stock units on June 21, 2024, and 5,092 restricted stock units on August 20, 2024. One-third of those restricted stock units vested on June 23, 2025. To cover his tax liability on those vested units, Hecla Mining Company withheld 13,768 shares. |
| F2 | Consists of 845,306 shares held directly, 149,589 performance-based units, and 119,028 unvested restricted stock units. |
| F3 | Award of restricted stock units that vest as follows: 20,046 shares on June 21, 2026; 20,046 shares on June 21, 2027; and 20,045 shares on June 21, 2028. |
| F4 | See footnote 2. |
| F5 | Held as 1,365.777 units in Mr. Sienko's 401(k) account under the Hecla Mining Company Capital Accumulation Plan and estimated to be 15,258 shares. |
| F6 | Mr. Sienko was awarded performance rights representing the contingent right to receive between $350,000 and $700,000 worth of Hecla Mining Company common stock based on Hecla Mining Company's Total Shareholder Return performance over the 3-year period (January 1, 2025 to December 31, 2027) 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 ($700,000 in stock); 50th percentile rank among peers = target award at grant value ($350,000 in stock), and 0 percentile rank among peers = threshold award below 25% target. |
| F7 | See footnote 2. |