| 2015-09-02 | Sale | Matrix Service Company MTRX | director | 10,000 0.0255% | $15.73 | $157,333 | -21.15% | |
| 2014-02-13 | Sale | Matrix Service Company MTRX | director | 6,800 0.0257% | $30.00 | $204,000 | -6.54% | |
| 2010-11-10 | Matrix Service Company MTRX | director | 4,000 0.0148% | $9.55 | $38,194 | +21.8% | ||
| 2009-02-27 | Matrix Service Company MTRX | director | 3,000 0.0114% | $6.93 | $20,784 | +45.98% | ||
| 2007-05-31 | Sale | Matrix Service Company MTRX | director | 5,000 0.003% | $4.08 | $20,400 | -15.6% | |
| 2007-04-17 | Sale | Matrix Service Company MTRX | director | 5,000 0.0038% | $4.60 | $23,000 | -12.97% | |
| 2007-01-24 | Sale | Matrix Service Company MTRX | director | 5,000 0.0045% | $3.70 | $18,500 | +35.75% | |
| 2007-01-22 | Sale | Matrix Service Company MTRX | director | 10,000 0.0432% | $17.11 | $171,108 | +40.97% | |
| 2004-08-23 | Matrix Service Company MTRX | director | 2,200 0.0128% | $4.51 | $9,922 | +20.27% | ||
| 2004-01-13 | Sale | Matrix Service Company MTRX | director | 1,200 0.0016% | $3.70 | $4,440 | -46.47% | |
| 2003-11-07 | Sale | Matrix Service Company MTRX | director | 5,000 0.0126% | $6.05 | $30,250 | -24.95% | |
| 2003-10-22 | Sale | Matrix Service Company MTRX | director | 5,000 0.062% | $25.83 | $129,155 | -9.9% |