| 2020-12-23 | Sale | Fuel Tech, Inc. FTEK | director | 71,000 0.2869% | $4.92 | $349,178 | -57.4% | |
| 2017-12-12 | Fuel Tech, Inc. FTEK | director | 50,000 0.2064% | $1.01 | $50,320 | +14.85% | ||
| 2013-07-30 | Sale | MSA Safety Incorporated MSA | Senior VP, CFO, Treasurer | 17,200 0.0465% | $52.73 | $906,956 | -0.11% | |
| 2013-07-29 | Sale | MSA Safety Incorporated MSA | Senior VP, CFO, Treasurer | 2,800 0.0077% | $53.09 | $148,648 | +0.65% | |
| 2013-05-14 | Sale | MSA Safety Incorporated MSA | Senior VP, CFO, Treasurer | 37,834 0.1015% | $49.41 | $1.87M | +3.79% | |
| 2012-08-22 | Sale | MSA Safety Incorporated MSA | Senior VP, CFO, Treasurer | 40,000 0.1088% | $36.28 | $1.45M | +28.28% | |
| 2008-08-04 | MSA Safety Incorporated MSA | Senior VP, CFO, Treasurer | 10,000 0.0278% | $33.56 | $335,600 | -28.3% | ||
| 2008-03-15 | Sale | MSA Safety Incorporated MSA | Senior VP, CFO, Treasurer | 1,166 0.0033% | $41.58 | $48,482 | ||
| 2007-08-24 | Sale | MSA Safety Incorporated MSA | Senior VP, CFO, Treasurer | 19,800 0.0556% | $50.00 | $990,000 | -12.94% | |
| 2007-08-13 | Sale | MSA Safety Incorporated MSA | Senior VP, CFO, Treasurer | 20,000 0.0607% | $53.01 | $1.06M | -9.46% | |
| 2007-03-15 | Sale | MSA Safety Incorporated MSA | VP, CFO, Treasurer | 1,716 0.0048% | $41.30 | $70,862 | +9.26% | |
| 2006-06-30 | Sale | MSA Safety Incorporated MSA | VP, CFO, Treasurer | 6,000 0.0167% | $40.33 | $241,965 | -2.59% | |
| 2006-06-15 | Sale | MSA Safety Incorporated MSA | VP, CFO, Treasurer | 2,000 0.0055% | $41.00 | $82,000 | -4.61% | |
| 2006-03-15 | Sale | MSA Safety Incorporated MSA | VP, CFO, Treasurer | 3,656 0.0099% | $39.47 | $144,302 | -1.57% | |
| 2005-05-18 | Sale | MSA Safety Incorporated MSA | VP, CFO, Treasurer | 20,000 0.0537% | $44.88 | $897,600 | -11.82% | |
| 2005-03-15 | Sale | MSA Safety Incorporated MSA | VP, CFO, Treasurer | 4,042 0.0111% | $38.92 | $157,315 | +3.65% | |
| 2004-11-15 | Sale | MSA Safety Incorporated MSA | VP, CFO, Treasurer | 5,400 0.0144% | $47.47 | $256,360 | -8.27% | |
| 2004-11-12 | Sale | MSA Safety Incorporated MSA | VP, CFO, Treasurer | 44,600 0.1201% | $46.72 | $2.08M | -5.96% | |
| 2004-09-08 | Sale | MSA Safety Incorporated MSA | VP, CFO, Treasurer | 2,000 0.0054% | $44.00 | $88,000 | +2.95% | |
| 2004-09-07 | Sale | MSA Safety Incorporated MSA | VP, CFO, Treasurer | 8,000 0.0213% | $43.47 | $347,780 | +2.22% |