TETRA TECH INC reports

Company Names, identifiers, and filing context for this profile. 1 identity field
Company location
Pasadena, CA
SEC filing record 1 source field available
Fiscal year end
27 September
TETRA TECH INC has filed 2,116 SEC EDGAR filings since 10 Feb 1995

SEC filing history

Showing 51-75 of 1,000 matching filings.

Per page
25
Current page
3
SCHEDULE 13D/A File 005-43035

SCHEDULE 13D/A filing

Filing date
17 Oct 2025
Reporting date
Not listed
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4

FORM 4

Filing date
15 Aug 2025
Reporting date
14 Aug 2025
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144 File 000-19655

144 filing

Filing date
14 Aug 2025
Reporting date
Not listed
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SCHEDULE 13D/A File 005-43035

SCHEDULE 13D/A filing

Filing date
15 Apr 2025
Reporting date
Not listed
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SCHEDULE 13G/A File 005-43035

SCHEDULE 13G/A filing

Filing date
07 Apr 2025
Reporting date
Not listed
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4/A

FORM 4/A

Filing date
14 Mar 2025
Reporting date
20 Nov 2024
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4

FORM 4

Filing date
03 Mar 2025
Reporting date
27 Feb 2025
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SCHEDULE 13G File 005-43035

SCHEDULE 13G filing

Filing date
11 Feb 2025
Reporting date
Not listed
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4

FORM 4

Filing date
06 Feb 2025
Reporting date
04 Feb 2025
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SCHEDULE 13G/A File 005-43035

SCHEDULE 13G/A filing

Filing date
06 Feb 2025
Reporting date
Not listed
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144 File 000-19655

144 filing

Filing date
04 Feb 2025
Reporting date
Not listed
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ARS File 000-19655

ARS

Filing date
16 Jan 2025
Reporting date
29 Sep 2024
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DEFA14A File 000-19655

DEFA14A

Filing date
16 Jan 2025
Reporting date
Not listed
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DEF 14A File 000-19655

DEF 14A

Filing date
16 Jan 2025
Reporting date
27 Feb 2025
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4

FORM 4

Filing date
03 Dec 2024
Reporting date
30 Nov 2024
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