| 2013-05-14 | Sale | Matrix Service Company MTRX | director | 10,000 0.0331% | $14.52 | $145,227 | +25.93% | |
| 2013-02-12 | Sale | Matrix Service Company MTRX | director | 10,000 0.0342% | $13.97 | $139,725 | +7.71% | |
| 2007-04-18 | Sale | Matrix Service Company MTRX | director | 5,000 0.0038% | $4.60 | $23,000 | -13.23% | |
| 2007-02-07 | Sale | Matrix Service Company MTRX | director | 10,000 0.0082% | $3.70 | $37,000 | +23.42% | |
| 2003-11-06 | Sale | Matrix Service Company MTRX | director | 5,000 0.0127% | $6.05 | $30,250 | -24.34% | |
| 2003-10-20 | Sale | Matrix Service Company MTRX | director | 1,175 0.0026% | $4.25 | $4,994 | -1.43% | |
| 2003-10-16 | Sale | Matrix Service Company MTRX | director | 3,825 0.0087% | $4.25 | $16,256 | +1.77% |