Jeffrey Shannon Slocum
Director, EVP and COO at Halliburton Company
Sits on 1 board. Last updated September 28, 2026
Time on boards
- Boards served
- 1
- Current seats
- 1
- Board service
- 10 months
- Director since
- 2026
10 months of board service in total across 1 board, counting each seat separately. Longest: Halliburton Company, 10 months.
Shareholder support
Support is votes for as a share of votes for and against (or withheld). Below 80% is a clear protest.
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Halliburton Company May 20, 202699.0%
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 |
|---|---|---|---|---|---|
| Aug 19, 2026 | Halliburton Company | Open-market sale | −52,572 | $35.09 | $1,844,751 |
| Aug 18, 2026 | Halliburton Company | Open-market sale | −16,121 | $35.08 | $565,525 |
| Mar 16, 2026 | Halliburton Company | Open-market sale | −5,441 | $33.82 | $184,015 |
| Mar 5, 2026 | Halliburton Company | Shares withheld for tax | −3,404 | $36.00 | $122,544 |
| Feb 27, 2026 | Halliburton Company | Grant or award | +8,845 | $36.00 | $318,420 |
| Jan 9, 2026 | Halliburton Company | Open-market sale | −23,895 | $32.30 | $771,809 |
| Jan 8, 2026 | Halliburton Company | Shares withheld for tax | −7,912 | $29.60 | $234,195 |
| Jan 2, 2026 | Halliburton Company | Grant or award | +56,178 | $29.60 | $1,662,869 |
Questions about Jeffrey Shannon Slocum
What boards is Jeffrey Shannon Slocum on?
Jeffrey Shannon Slocum sits on the board of Halliburton Company.
How long has Jeffrey Shannon Slocum served on boards?
Our records show at least 10 months of board service across 1 board, the earliest from 2026.
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