01/24/2020
4:48 PM | Amidon Derek G (Reporting)
Tetra Tech (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
01/15/2020
3:08 PM | Tetra Tech (Filer)
| Form DEFA14A
| |
12/12/2019
5:36 PM | Tetra Tech (Issuer)
Volpi Kirsten M (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
12/12/2019
5:36 PM | GRANT HUGH M (Reporting)
Tetra Tech (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
12/12/2019
5:35 PM | CARTER BRIAN N (Reporting)
Tetra Tech (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
12/12/2019
5:35 PM | BROWNLIE WILLIAM R (Reporting)
Tetra Tech (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
12/05/2019
4:23 PM | Ritrievi Kimberly E (Reporting)
Tetra Tech (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
12/05/2019
4:22 PM | HADEN PATRICK C (Reporting)
Tetra Tech (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
11/27/2019
5:56 PM | Rynning Mark A (Reporting)
Tetra Tech (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
11/27/2019
5:56 PM | Ritrievi Kimberly E (Reporting)
Tetra Tech (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
11/27/2019
5:55 PM | BURDICK STEVEN M (Reporting)
Tetra Tech (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
11/22/2019
3:39 PM | Tetra Tech (Issuer)
Volpi Kirsten M (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
11/22/2019
3:39 PM | Tetra Tech (Issuer)
THOMPSON J KENNETH (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
11/22/2019
3:39 PM | Tetra Tech (Issuer)
Teufele Bernard (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
11/22/2019
3:38 PM | SMITH ALBERT E (Reporting)
Tetra Tech (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
11/22/2019
3:38 PM | SHOEMAKER LESLIE L (Reporting)
Tetra Tech (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
11/22/2019
3:38 PM | Rynning Mark A (Reporting)
Tetra Tech (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
11/22/2019
3:37 PM | Ritrievi Kimberly E (Reporting)
Tetra Tech (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
11/22/2019
3:37 PM | O'Rourke Brendan M. (Reporting)
Tetra Tech (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
11/22/2019
3:37 PM | Maguire Joanne M (Reporting)
Tetra Tech (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
11/22/2019
3:34 PM | BROWNLIE WILLIAM R (Reporting)
Tetra Tech (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
11/22/2019
3:33 PM | Birkenbeuel Gary (Reporting)
Tetra Tech (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
11/22/2019
3:33 PM | BATRACK DAN L (Reporting)
Tetra Tech (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
11/22/2019
3:33 PM | Auman Jan K (Reporting)
Tetra Tech (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
11/22/2019
3:32 PM | Argus Roger R (Reporting)
Tetra Tech (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
11/22/2019
3:32 PM | Amidon Derek G (Reporting)
Tetra Tech (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
11/20/2019
7:35 PM | SMITH ALBERT E (Reporting)
Tetra Tech (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
11/20/2019
7:35 PM | Ritrievi Kimberly E (Reporting)
Tetra Tech (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
11/20/2019
7:34 PM | Birkenbeuel Gary (Reporting)
Tetra Tech (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
11/20/2019
7:34 PM | GRANT HUGH M (Reporting)
Tetra Tech (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
11/20/2019
7:34 PM | Tetra Tech (Issuer)
Volpi Kirsten M (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
11/20/2019
7:33 PM | Maguire Joanne M (Reporting)
Tetra Tech (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
11/20/2019
7:33 PM | Tetra Tech (Issuer)
THOMPSON J KENNETH (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
11/20/2019
7:33 PM | LEWIS J CHRISTOPHER (Reporting)
Tetra Tech (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
11/20/2019
7:32 PM | HADEN PATRICK C (Reporting)
Tetra Tech (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
11/20/2019
7:26 PM | Auman Jan K (Reporting)
Tetra Tech (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
11/20/2019
7:26 PM | Tetra Tech (Issuer)
Teufele Bernard (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
11/20/2019
7:25 PM | Argus Roger R (Reporting)
Tetra Tech (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
11/20/2019
7:25 PM | BURDICK STEVEN M (Reporting)
Tetra Tech (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
11/20/2019
7:25 PM | CARTER BRIAN N (Reporting)
Tetra Tech (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
11/20/2019
7:24 PM | BROWNLIE WILLIAM R (Reporting)
Tetra Tech (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
11/20/2019
7:24 PM | SHOEMAKER LESLIE L (Reporting)
Tetra Tech (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
11/20/2019
7:24 PM | O'Rourke Brendan M. (Reporting)
Tetra Tech (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
11/20/2019
7:23 PM | BATRACK DAN L (Reporting)
Tetra Tech (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
11/20/2019
7:23 PM | CHRISTENSEN CRAIG L (Reporting)
Tetra Tech (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
11/20/2019
7:23 PM | Hopson Preston III (Reporting)
Tetra Tech (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
11/20/2019
7:22 PM | Amidon Derek G (Reporting)
Tetra Tech (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
11/20/2019
7:22 PM | Rynning Mark A (Reporting)
Tetra Tech (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
11/20/2019
7:21 PM | LEMMON RICHARD A (Reporting)
Tetra Tech (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
11/13/2019
4:12 PM | Tetra Tech (Filer)
| Form 8-K
Current report pursuant to Section 13 or 15(d) | |
11/08/2019
5:12 PM | Tetra Tech (Issuer)
Teufele Bernard (Reporting)
| Form 5
Annual statement of changes in beneficial ownership of securities | |
11/08/2019
5:12 PM | BROWNLIE WILLIAM R (Reporting)
Tetra Tech (Issuer)
| Form 5
Annual statement of changes in beneficial ownership of securities | |
11/08/2019
5:11 PM | Argus Roger R (Reporting)
Tetra Tech (Issuer)
| Form 5
Annual statement of changes in beneficial ownership of securities | |
09/16/2019
4:10 PM | Auman Jan K (Reporting)
Tetra Tech (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
09/13/2019
6:37 PM | LEWIS J CHRISTOPHER (Reporting)
Tetra Tech (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
09/13/2019
6:37 PM | LEMMON RICHARD A (Reporting)
Tetra Tech (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
09/10/2019
5:33 PM | LEMMON RICHARD A (Reporting)
Tetra Tech (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
09/05/2019
3:58 PM | BATRACK DAN L (Reporting)
Tetra Tech (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
09/05/2019
3:57 PM | HADEN PATRICK C (Reporting)
Tetra Tech (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
09/05/2019
3:55 PM | CHRISTENSEN CRAIG L (Reporting)
Tetra Tech (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
08/21/2019
4:10 PM | BURDICK STEVEN M (Reporting)
Tetra Tech (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
08/16/2019
5:09 PM | Tetra Tech (Issuer)
Volpi Kirsten M (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
08/16/2019
5:08 PM | Tetra Tech (Issuer)
THOMPSON J KENNETH (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
08/16/2019
5:08 PM | SHOEMAKER LESLIE L (Reporting)
Tetra Tech (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
07/31/2019
6:23 PM | Birkenbeuel Gary (Reporting)
Tetra Tech (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
07/31/2019
3:49 PM | Tetra Tech (Filer)
| Form 8-K
Current report pursuant to Section 13 or 15(d) | |
06/14/2019
7:02 PM | Rynning Mark A (Reporting)
Tetra Tech (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
06/07/2019
4:14 PM | BATRACK DAN L (Reporting)
Tetra Tech (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
05/17/2019
4:50 PM | Rynning Mark A (Reporting)
Tetra Tech (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
05/03/2019
3:48 PM | CHRISTENSEN CRAIG L (Reporting)
Tetra Tech (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
05/03/2019
2:40 PM | Tetra Tech (Filer)
| Form 10-Q
General form for quarterly reports under Section 13 or 15(d) | |
04/26/2019
4:14 PM | SMITH ALBERT E (Reporting)
Tetra Tech (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
04/03/2019
4:28 PM | SMITH ALBERT E (Reporting)
Tetra Tech (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
04/03/2019
4:27 PM | BROWNLIE WILLIAM R (Reporting)
Tetra Tech (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
03/19/2019
5:19 PM | Amidon Derek G (Reporting)
Tetra Tech (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
03/06/2019
4:13 PM | Tetra Tech (Issuer)
THOMPSON J KENNETH (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
03/01/2019
3:06 PM | Tetra Tech (Filer)
| Form 8-K
Current report pursuant to Section 13 or 15(d) | |
02/27/2019
5:29 PM | CHRISTENSEN CRAIG L (Reporting)
Tetra Tech (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
02/21/2019
5:46 PM | GRANT HUGH M (Reporting)
Tetra Tech (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
02/21/2019
5:45 PM | HADEN PATRICK C (Reporting)
Tetra Tech (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
02/21/2019
5:44 PM | SMITH ALBERT E (Reporting)
Tetra Tech (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
02/15/2019
4:13 PM | CHRISTENSEN CRAIG L (Reporting)
Tetra Tech (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
02/15/2019
4:13 PM | CARTER BRIAN N (Reporting)
Tetra Tech (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
02/08/2019
5:21 PM | Tetra Tech (Issuer)
THOMPSON J KENNETH (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
02/08/2019
5:20 PM | LEWIS J CHRISTOPHER (Reporting)
Tetra Tech (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
02/08/2019
7:40 AM | DIMENSIONAL FUND ADVISORS LP (Filed by)
Tetra Tech (Subject)
| Form SC 13G/A
| |
02/01/2019
2:58 PM | Tetra Tech (Filer)
| Form 10-Q
General form for quarterly reports under Section 13 or 15(d) | |
01/31/2019
5:51 PM | O'Rourke Brendan M. (Reporting)
Tetra Tech (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
01/31/2019
5:50 PM | Hopson Preston III (Reporting)
Tetra Tech (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
01/31/2019
5:50 PM | CHRISTENSEN CRAIG L (Reporting)
Tetra Tech (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
01/30/2019
3:30 PM | Tetra Tech (Filer)
| Form 8-K
Current report pursuant to Section 13 or 15(d) | |
01/18/2019
4:02 PM | Tetra Tech (Filer)
| Form DEFA14A
| |
01/18/2019
4:00 PM | Tetra Tech (Filer)
| Form DEF 14A
| |
01/11/2019
5:49 PM | SMITH ALBERT E (Reporting)
Tetra Tech (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
01/11/2019
5:48 PM | CHRISTENSEN CRAIG L (Reporting)
Tetra Tech (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
12/13/2018
4:28 PM | Ritrievi Kimberly E (Reporting)
Tetra Tech (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
11/27/2018
5:49 PM | CARTER BRIAN N (Reporting)
Tetra Tech (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
11/27/2018
5:48 PM | Argus Roger R (Reporting)
Tetra Tech (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
11/21/2018
7:10 PM | BURDICK STEVEN M (Reporting)
Tetra Tech (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
11/21/2018
7:10 PM | Argus Roger R (Reporting)
Tetra Tech (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
