Heather Eileen White
Chief Executive Officer at Sunshine Silver Mining & Refining Company
Sits on 1 board. Last updated September 28, 2026
Time on boards
- Boards served
- 1
- Current seats
- 1
- Board service
- 3 months
- Director since
- 2026
3 months of board service in total across 1 board, counting each seat separately. Longest: Sunshine Silver Mining & Refining Company, 3 months.
Sunshine Silver Mining & Refining Company
Director · Chief Executive Officer
Chief executive roles
Sunshine Silver Mining & Refining Company
· Chief Executive Officer
Since June 2026
Insider trades
All notable trades →From SEC Forms 4 and 5. Open-market purchases and sales are highlighted; grants, option exercises and shares withheld for tax are routine.
| Date | Company | Transaction | Shares | Price | Value |
|---|---|---|---|---|---|
| Jun 5, 2026 | Sunshine Silver Mining & Refining Company | Open-market purchase | +2,000 | $13.50 | $27,000 |
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