| 2013-05-10 | Sale | Northwest Pipe Company NWPX | Senior VP, Sales & Marketing | 10,000 0.1044% | $26.62 | $266,200 | +28.15% | |
| 2008-12-10 | Sale | Northwest Pipe Company NWPX | President, Water Transmission | 20,002 0.1674% | $26.33 | $526,723 | -1.02% | |
| 2004-02-27 | Sale | Northwest Pipe Company NWPX | Senior VP, Sales & Marketing | 17,160 0.0879% | $4.78 | $82,025 | +22.22% | |
| 2003-08-07 | Sale | Northwest Pipe Company NWPX | Senior VP, Sales & Marketing | 6,358 0.0061% | $1.00 | $6,358 | -8.8% |