| 2013-12-19 | Sale | Northern Oil and Gas, Inc. NOG | director | 1,674 0.0027% | $14.90 | $24,943 | -0.33% | |
| 2011-12-09 | Sale | Northern Oil and Gas, Inc. NOG | director | 9,140 0.0146% | $24.84 | $227,017 | -29.33% | |
| 2011-09-09 | Sale | Northern Oil and Gas, Inc. NOG | director | 23,342 0.0371% | $19.42 | $453,330 | +5.07% | |
| 2011-03-04 | Sale | Northern Oil and Gas, Inc. NOG | director | 20,850 0.033% | $32.59 | $679,527 | -30.25% | |
| 2010-08-26 | Sale | Northern Oil and Gas, Inc. NOG | director | 12,500 0.0242% | $13.97 | $174,638 | +58.8% | |
| 2010-08-20 | Sale | Northern Oil and Gas, Inc. NOG | director | 44,628 0.0855% | $14.39 | $642,126 | +52.54% | |
| 2007-12-21 | Sale | Flotek Industries, Inc. FTK | VP and CFO | 10,000 0.0538% | $36.10 | $361,000 | -53.2% | |
| 2007-12-20 | Sale | Flotek Industries, Inc. FTK | VP and CFO | 10,000 0.0542% | $35.65 | $356,500 | -52.15% | |
| 2007-08-13 | Sale | Flotek Industries, Inc. FTK | VP and CFO | 10,000 0.0544% | $32.30 | $323,010 | -32.28% | |
| 2007-05-15 | Sale | Flotek Industries, Inc. FTK | VP and CFO | 2,600 0.0287% | $44.62 | $116,000 | +33.67% | |
| 2007-05-14 | Sale | Flotek Industries, Inc. FTK | VP and CFO | 5,400 0.0606% | $44.91 | $242,500 | +34.91% | |
| 2007-05-11 | Sale | Flotek Industries, Inc. FTK | VP and CFO | 17,000 0.1975% | $47.02 | $799,307 | +33.44% | |
| 2007-03-16 | Sale | Flotek Industries, Inc. FTK | Chief Financial Officer | 20,000 0.2244% | $29.00 | $580,000 | +107.14% |