TETRA TECH INC — 3 Filings
35 3 filings on record
This page lists all 3 filings submitted to the SEC by TETRA TECH INC (TTEK), sorted by most recent first. Each row links to the full filing on EdgarLookup. TETRA TECH INC has filed 35 3 documents with the SEC since 2014. To view all SEC filings by TETRA TECH INC, see the full filings list.
All
10-C
10-K
10-K/A
10-Q
10-Q/A
144
3
3/A
4
4/A
424B1
424B2
424B3
424B4
5
8-K
8-K/A
ARS
CORRESP
DEF 14A
DEF 14C
DEFA14A
DEFR14A
NT 10-K
NT 10-Q
POS AM
PRE 14A
PRER14C
S-3
S-3/A
S-3MEF
S-8
SC 13D
SC 13D/A
SC 13G
SC 13G/A
SCHEDULE 13D/A
SCHEDULE 13G
SCHEDULE 13G/A
UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| 3 | FORM 3 | 0001628280-26-001390 | Jan 8, 2026 | Dec 29, 2025 |
| 3 | FORM 3 | 0001628280-26-000976 | Jan 6, 2026 | Dec 29, 2025 |
| 3 | FORM 3 | 0000831641-24-000056 | Oct 2, 2024 | Sep 30, 2024 |
| 3 | FORM 3 | 0000831641-23-000002 | Jan 10, 2023 | Jan 2, 2023 |
| 3 | FORM 3 | 0001927467-22-000002 | May 11, 2022 | May 2, 2022 |
| 3 | FORM 3 | 0001927052-22-000003 | May 4, 2022 | May 2, 2022 |
| 3 | FORM 3 | 0000831641-18-000066 | Nov 7, 2018 | Nov 4, 2018 |
| 3 | FORM 3 | 0000831641-18-000050 | Aug 1, 2018 | Jul 30, 2018 |
| 3 | FORM 3 | 0000831641-18-000004 | Jan 30, 2018 | Jan 22, 2018 |
| 3 | FORM 3 | 0000831641-17-000019 | Nov 15, 2017 | Nov 6, 2017 |
| 3 | FORM 3 | 0000831641-17-000018 | Nov 15, 2017 | Nov 6, 2017 |
| 3 | FORM 3 | 0000831641-17-000017 | Nov 15, 2017 | Nov 6, 2017 |
| 3 | FORM 3 | 0000831641-17-000016 | Nov 15, 2017 | Nov 6, 2017 |
| 3 | FORM 3 | 0000831641-17-000015 | Nov 15, 2017 | Nov 6, 2017 |
| 3 | PRIMARY DOCUMENT | 0001206392-16-000012 | Nov 8, 2016 | Nov 6, 2016 |
| 3 | PRIMARY DOCUMENT | 0001592089-13-000002 | Nov 15, 2013 | Nov 14, 2013 |
| 3 | PRIMARY DOCUMENT | 0001582882-13-000002 | Jul 31, 2013 | Jul 29, 2013 |
| 3 | PRIMARY DOCUMENT | 0001561742-12-000002 | Nov 14, 2012 | Nov 5, 2012 |
| 3 | PRIMARY DOCUMENT | 0001534623-11-000002 | Nov 10, 2011 | Nov 7, 2011 |
| 3 | PRIMARY DOCUMENT | 0001525590-11-000002 | Jul 19, 2011 | Jul 18, 2011 |
| 3 | PRIMARY DOCUMENT | 0001476561-09-000002 | Nov 10, 2009 | Nov 9, 2009 |
| 3 | PRIMARY DOCUMENT | 0001450067-08-000003 | Nov 18, 2008 | Nov 10, 2008 |
| 3 | PRIMARY DOCUMENT | 0001450055-08-000003 | Nov 18, 2008 | Nov 10, 2008 |
| 3 | PRIMARY DOCUMENT | 0001188787-07-000002 | May 1, 2007 | Apr 30, 2007 |
| 3 | PRIMARY DOCUMENT | 0001345911-05-000002 | Dec 7, 2005 | Dec 1, 2005 |
| 3 | PRIMARY DOCUMENT | 0001345941-05-000003 | Dec 7, 2005 | Dec 1, 2005 |
| 3 | PRIMARY DOCUMENT | 0001346099-05-000002 | Dec 7, 2005 | Dec 1, 2005 |
| 3 | PRIMARY DOCUMENT | 0001346227-05-000002 | Dec 7, 2005 | Jan 21, 2005 |
| 3 | PRIMARY DOCUMENT | 0001343745-05-000003 | Nov 15, 2005 | Nov 14, 2005 |
| 3 | PRIMARY DOCUMENT | 0001194005-05-000003 | May 25, 2005 | May 16, 2005 |
| 3 | PRIMARY DOCUMENT | 0001277150-04-000002 | Jan 22, 2004 | Jan 20, 2004 |
| 3 | PRIMARY DOCUMENT | 0001270606-03-000002 | Nov 24, 2003 | Nov 17, 2003 |
| 3 | PRIMARY DOCUMENT | 0001270871-03-000002 | Nov 24, 2003 | Nov 17, 2003 |
| 3 | PRIMARY DOCUMENT | 0001242797-03-000004 | Jul 22, 2003 | Jul 21, 2003 |
| 3 | 3 | 0001215373-03-000002 | Jan 27, 2003 | Jan 20, 2003 |