| 2015-10-12 | Sale | Tetra Tech, Inc. TTEK | EXECUTIVE VICE PRESIDENT | 32,000 0.0537% | $27.00 | $864,000 | +8.4% | |
| 2014-08-27 | Sale | Tetra Tech, Inc. TTEK | EXECUTIVE VICE PRESIDENT | 8,000 0.0125% | $25.68 | $205,440 | +0.19% | |
| 2013-12-12 | Sale | Tetra Tech, Inc. TTEK | EXECUTIVE VICE PRESIDENT | 3,984 0.0062% | $27.61 | $110,001 | -0.88% | |
| 2011-12-16 | Sale | Tetra Tech, Inc. TTEK | EXECUTIVE VICE PRESIDENT | 6,000 0.0097% | $21.24 | $127,426 | +22.34% | |
| 2010-12-13 | Sale | Tetra Tech, Inc. TTEK | EXECUTIVE VICE PRESIDENT | 7,500 0.0121% | $25.22 | $189,150 | -10.73% |