| 2006-08-09 | Sale | Matrix Service Company MTRX | director | 2,245 0.01% | $12.25 | $27,501 | +51.43% | |
| 2006-08-08 | Sale | Matrix Service Company MTRX | director | 600 0.0004% | $2.03 | $1,219 | +48.31% | |
| 2004-02-24 | Sale | Matrix Service Company MTRX | director | 10,000 0.0127% | $3.02 | $30,250 | -43.49% | |
| 2003-08-11 | Sale | Matrix Service Company MTRX | director | 5,000 0.0212% | $6.00 | $30,000 | +35.2% | |
| 2003-05-23 | Sale | Matrix Service Company MTRX | director | 10,000 0.1209% | $13.55 | $135,500 | +67.73% |