| 2010-06-10 | Sale | Helmerich & Payne, Inc. HP | Exec. VP - Drilling Subsidiary | 44,000 0.0282% | $28.59 | $1.26M | +13.92% | |
| 2009-12-16 | Sale | Helmerich & Payne, Inc. HP | Exec. VP - Drilling Subsidiary | 20,000 0.0189% | $39.80 | $795,966 | +1.9% | |
| 2008-06-20 | Sale | Helmerich & Payne, Inc. HP | Exec. VP - Drilling Subsidiary | 170,250 0.163% | $72.07 | $12.27M | -57.12% | |
| 2003-11-14 | Sale | Helmerich & Payne, Inc. HP | Vice President /Chief Engineer | 3,000 0.0059% | $25.50 | $76,500 | +7.15% |