| 28.84 Data as of May 17 |  +0.52 / +1.84%Today’s Change | 23.73 Today|||52-Week Range 31.49 | +8.95% Year-to-Date |
| Name | Type | Date | Shares traded | Share price | Transaction value | Since transaction |
|---|---|---|---|---|---|---|
Smith Douglas G /tetra Tech/ Executive Vice President |  Sale | 8/15/2012 | 21,400 | $26.51 | $567.3K | +7.73% |
Smith Douglas G /tetra Tech/ Executive Vice President |  Buy | 8/15/2012 | 21,400 | $23.68 | $506.8K | +7.73% |
Smith Douglas G /tetra Tech/ Executive Vice President | Sale | 8/14/2012 | 13,136 | $26.62 | $349.7K | +8.75% |
Smith Douglas G /tetra Tech/ Executive Vice President | Sale | 9/06/2012 | 12,160 | $27.21 | $330.9K | +6.15% |
Smith Douglas G /tetra Tech/ Executive Vice President | Buy | 9/06/2012 | 12,160 | $25.55 | $310.7K | +6.15% |
Lemmon Richard A Senior Vice President | Sale | 5/24/2012 | 12,212 | $25.00 | $305.3K | +13.95% |
Smith Douglas G /tetra Tech/ Executive Vice President | Sale | 9/25/2012 | 11,081 | $27.06 | $299.9K | +8.26% |
Lemmon Richard A Senior Vice President | Sale | 5/24/2012 | 10,000 | $25.16 | $251.6K | +13.95% |
Smith Douglas G /tetra Tech/ Executive Vice President | Sale | 8/14/2012 | 9,250 | $26.62 | $246.2K | +8.75% |
Truly Richard H Director | Sale | 2/05/2013 | 8,000 | $28.44 | $227.5K | +1.23% |
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