John Mark Learmonth
Chief Executive Officer at Caledonia Mining Corporation Plc
Sits on 1 board. Last updated September 28, 2026
Time on boards
- Boards served
- 1
- Current seats
- 1
- Board service
- 7 months
- Director since
- 2026
7 months of board service in total across 1 board, counting each seat separately. Longest: Caledonia Mining Corporation Plc, 7 months.
Chief executive roles
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 |
|---|---|---|---|---|---|
| Apr 1, 2026 | Caledonia Mining Corporation Plc | Grant or award | +7,134 | $22.59 | $161,157 |
Questions about John Mark Learmonth
What boards is John Mark Learmonth on?
John Mark Learmonth sits on the board of Caledonia Mining Corporation Plc.
What company is John Mark Learmonth the CEO of?
John Mark Learmonth has been Chief Executive Officer of Caledonia Mining Corporation Plc since March 2026.
How long has John Mark Learmonth served on boards?
Our records show at least 7 months of board service across 1 board, the earliest from 2026.
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