| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Sprott Eric | 10%+ Owner | 7 KING STREET EAST SUITE 1106, TORONTO, ONTARIO, CANADA | /s/ Eric Sprott | 06 Mar 2026 | 0001491714 |
| 2176423 Ontario Ltd. | 10%+ Owner | 7 KING STREET EAST SUITE 1106, TORONTO, ONTARIO, CANADA | /s/ Eric Sprott | 06 Mar 2026 | 0001925668 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | HYMC | Class A common stock | Purchase | $4,085,000 | +100,000 | +0.27% | $40.85 | 37,103,704 | 05 Mar 2026 | By Sprott Mining Inc. | F1 |
| Id | Content |
|---|---|
| F1 | These securities are owned directly by Sprott Mining Inc. ("Sprott Mining"), a wholly-owned subsidiary of 2176423 Ontario Ltd. Eric Sprott controls 2176423 Ontario Ltd. and has the power to direct the voting and disposition of Class A common stock held by Sprott Mining through his ownership interests in 2176423 Ontario Ltd. All of the Reporting Persons are a "group" for purposes of Section 13(d)of the Exchange Act. |