| 2017-11-09 | Sale | Tetra Tech, Inc. TTEK | EXECUTIVE VICE PRESIDENT | 84,790 0.1596% | $50.00 | $4.24M | +11.43% | |
| 2017-10-27 | Sale | Tetra Tech, Inc. TTEK | EXECUTIVE VICE PRESIDENT | 1,392 0.0025% | $50.00 | $69,600 | +4.63% | |
| 2017-10-24 | Sale | Tetra Tech, Inc. TTEK | EXECUTIVE VICE PRESIDENT | 28,224 0.0509% | $50.00 | $1.41M | +4.51% | |
| 2017-05-04 | Sale | Tetra Tech, Inc. TTEK | EXECUTIVE VICE PRESIDENT | 65,902 0.1177% | $46.00 | $3.03M | +6.98% | |
| 2016-07-21 | Sale | Tetra Tech, Inc. TTEK | EVP, RESOURCE MGMT. & ENERGY | 58,826 0.0996% | $32.00 | $1.88M | +28.25% | |
| 2014-01-17 | Sale | Tetra Tech, Inc. TTEK | EXECUTIVE VICE PRESIDENT | 35,500 0.0549% | $30.00 | $1.06M | -9.88% | |
| 2013-10-29 | Sale | Tetra Tech, Inc. TTEK | EXECUTIVE VICE PRESIDENT | 10,000 0.0156% | $27.00 | $270,000 | +1.34% | |
| 2011-11-30 | Sale | Tetra Tech, Inc. TTEK | EXECUTIVE VICE PRESIDENT | 8,000 0.0126% | $21.94 | $175,481 | +13.93% |