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
- 8 months
- Director since
- 2026
8 months of board service in total across 1 board, counting each seat separately. Longest: Halliburton Company, 8 months.
Halliburton Company
Director · Director, EVP and COO
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 | $565,573 |
| 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 |
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