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Tetra Tech, Inc.
TTEK · SEC Filings
website
25K
Tetra Tech, Inc. operates as a global provider of specialized consulting and engineering services. T...
Price
41.09
Market Cap
10.52 B
Float
254.73 M
Country
US
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Industrials
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NASDAQ
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TYPE
HEADLINE
FILED AT
TYPE
HEADLINE
FILED AT
TYPE
HEADLINE
FILED AT
TYPE
HEADLINE
FILED AT
All
Chronological
Financials
Registrations
Prospectus
News
Proxies
Ownerships
Other
Tetra Tech, Inc.
TTEK · SEC Filings
254.73 M
Float
41.09
Price
10.52 B
Market Cap
Financials
TYPE
HEADLINE
FILED AT
10-Q
Form 10-Q - Quarterly report [Sections 13 or 15(d)]
Jul 31, 2026
10-Q
Form 10-Q - Quarterly report [Sections 13 or 15(d)]
May 1, 2026
10-Q
Form 10-Q - Quarterly report [Sections 13 or 15(d)]
Jan 30, 2026
10-K
Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]
Nov 20, 2025
10-Q
Form 10-Q - Quarterly report [Sections 13 or 15(d)]
Aug 1, 2025
10-Q
Form 10-Q - Quarterly report [Sections 13 or 15(d)]
May 8, 2025
News
TYPE
HEADLINE
FILED AT
8-K
Tetra Tech Announces $500 Million Increase to its Share Repurchase Program
Sep 10, 2026
8-K
Tetra Tech Reports Strong Third Quarter 2026 Results and Increases Fiscal 2026 Guidance
Jul 29, 2026
8-K
Tetra Tech Reports Strong Second Quarter 2026 Results and Raises Fiscal Year 2026 Guidance
Apr 29, 2026
8-K
Tetra Tech Appoints Eric W. Thornburg to its Board of Directors
Mar 26, 2026
8-K
Tetra Tech Appoints Roger R. Argus as CEO and Board Member Following Annual Stockholder Meeting
Feb 20, 2026
8-K
Tetra Tech Reports Strong First Quarter 2026 Results and Raises Guidance
Jan 28, 2026
Prospectus
TYPE
HEADLINE
FILED AT
424B3
TETRA TECH, INC. 167,262 Shares of Common Stock
Aug 8, 2002
424B3
392,126 Shares of Common Stock
Apr 15, 2002
424B3
14,324
Oct 25, 2001
424B3
152,411 Shares of Common Stock
Oct 9, 2001
424B3
51,982 Shares of Common Stock
Aug 24, 2001
424B3
386,044 Shares of Common Stock
Jun 29, 2001
Registrations
TYPE
HEADLINE
FILED AT
S-8
Form S-8 - Securities to be offered to employees in employee benefit plans
Aug 5, 2026
S-8
3,300,000
Aug 3, 2018
S-8
1,000,000 shares
May 5, 2016
S-8
5,000,000 shares
May 1, 2015
S-8
1,000,000 shares
Nov 15, 2012
S-8
2,500,000 shares
May 6, 2011
Proxies
TYPE
HEADLINE
FILED AT
DEFA14A
Form DEFA14A - Additional definitive proxy soliciting materials and Rule 14(a)(12) material
Jan 9, 2026
DEF 14A
Form DEF 14A - Other definitive proxy statements
Jan 9, 2026
DEFA14A
Form DEFA14A - Additional definitive proxy soliciting materials and Rule 14(a)(12) material
Jan 16, 2025
DEF 14A
Form DEF 14A - Other definitive proxy statements
Jan 16, 2025
DEFA14A
Form DEFA14A - Additional definitive proxy soliciting materials and Rule 14(a)(12) material
Jan 18, 2024
DEF 14A
Form DEF 14A - Other definitive proxy statements
Jan 18, 2024
Ownerships
TYPE
HEADLINE
FILED AT
4
Volpi Kirsten M (Reporting)
Aug 6, 2026
4
Volpi Kirsten M (Reporting)
Jun 5, 2026
4
Feeler Jeffrey R (Reporting)
May 15, 2026
SCHEDULE 13G
VANGUARD CAPITAL MANAGEMENT LLC (Filed by)
Apr 30, 2026
4
Thornburg Eric W (Reporting)
Apr 28, 2026
3
Thornburg Eric W (Reporting)
Apr 3, 2026
Chronological
TYPE
HEADLINE
FILED AT
Other
TYPE
HEADLINE
FILED AT
LETTER
Form UPLOAD - SEC-generated letter
Apr 5, 2024
CORRESP
Form CORRESP - Correspondence
Apr 5, 2024
LETTER
Form UPLOAD - SEC-generated letter
Mar 13, 2024
CORRESP
Form CORRESP - Correspondence
Mar 1, 2024
LETTER
Form UPLOAD - SEC-generated letter
Jan 30, 2024
LETTER
Form UPLOAD - SEC-generated letter
Apr 19, 2016
