William M. Sheriff
Executive Chairman at enCore Energy Corp.
Sits on 1 board. Last updated September 28, 2026
Time on boards
- Boards served
- 1
- Current seats
- 1
- Board service
- 2 years
- Director since
- 2025
2 years of board service in total across 1 board, counting each seat separately. Longest: enCore Energy Corp., 1 year.
Shareholder support
Support is votes for as a share of votes for and against (or withheld). Below 80% is a clear protest.
-
enCore Energy Corp. June 10, 202691.5%
-
enCore Energy Corp. June 11, 202594.5%
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 |
|---|---|---|---|---|---|
| Oct 8, 2026 | enCore Energy Corp. | Option exercise | +160,862 | — | — |
| Oct 8, 2026 | enCore Energy Corp. | Shares withheld for tax | −39,171 | $1.01 | $39,563 |
| Oct 8, 2026 | enCore Energy Corp. | Option exercise | +33,825 | — | — |
| Sep 18, 2026 | enCore Energy Corp. | Open-market purchase | +100,000 | $0.81 | $81,000 |
| Sep 18, 2026 | enCore Energy Corp. | Open-market purchase | +25,000 | $0.81 | $20,250 |
| Sep 15, 2026 | enCore Energy Corp. | Open-market purchase | +50,000 | $0.89 | $44,500 |
| Sep 14, 2026 | enCore Energy Corp. | Open-market purchase | +100,000 | $0.84 | $84,000 |
| Sep 14, 2026 | enCore Energy Corp. | Open-market purchase | +25,000 | $0.87 | $21,750 |
| May 19, 2026 | enCore Energy Corp. | Open-market purchase | +25,000 | $1.39 | $34,750 |
| May 18, 2026 | enCore Energy Corp. | Open-market purchase | +50,000 | $1.49 | $74,500 |
| May 18, 2026 | enCore Energy Corp. | Open-market purchase | +25,000 | $1.47 | $36,750 |
| Feb 9, 2026 | enCore Energy Corp. | Open-market sale | −12,000 | $2.80 | $33,600 |
| Feb 6, 2026 | enCore Energy Corp. | Open-market sale | −12,000 | $2.72 | $32,640 |
| Jan 7, 2026 | enCore Energy Corp. | Open-market sale | −10,000 | $2.81 | $28,100 |
| Jan 2, 2026 | enCore Energy Corp. | Open-market sale | −24,000 | $2.72 | $65,280 |
Questions about William M. Sheriff
What boards is William M. Sheriff on?
William M. Sheriff sits on the board of enCore Energy Corp.
How long has William M. Sheriff served on boards?
Our records show at least 2 years of board service across 1 board, the earliest from 2025.
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