Item 5. Other Information
Item 5. Other Information
Rule 10b5-1 Trading Plans
During the third quarter of fiscal 2026, none of our directors or officers (as defined in Rule 16a-1(f) under the Exchange Act) adopted , modified or t erminated any contract, instruction or written plan for the purchase or sale of our securities that was intended to satisfy the affirmative defense conditions of Rule 10b5-1(c) under the Exchange Act or any "non-Rule 10b5-1 trading arrangement" as defined in Item 408(c) of Regulation S-K.
Item 6. Exhibits
The following documents are filed as Exhibits to this Report:
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31.1
Chief Executive Officer Certification pursuant to Rule 13a-14(a)/15d-14(a).
31.2
Chief Financial Officer Certification pursuant to Rule 13a-14(a)/15d-14(a).
32.1
Certification of Chief Executive Officer pursuant to Section 1350.
32.2
Certification of Chief Financial Officer pursuant to Section 1350.
95
Mine Safety Disclosure.
101 The following financial information from our Company’s Quarterly Report on Form 10-Q, for the period ended June 28, 2026, formatted in Inline eXtensible Business Reporting Language: (i) Consolidated Balance Sheets (ii) Consolidated Statements of Income, (iii) Consolidated Statements of Comprehensive Income, (iv) Consolidated Statements of Cash Flows, (v) Consolidated Statements of Stockholders' Equity, (vi) Notes to Consolidated Financial Statements.
104 Cover Page Interactive Data File (formatted as Inline XBRL and contained in Exhibit 101).
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SIGNATURES
Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned thereunto duly authorized.
Dated: July 31, 2026 TETRA TECH, INC.
By: /s/ ROGER R. ARGUS
Roger R. Argus
Chief Executive Officer and President
(Principal Executive Officer)
By: /s/ STEVEN M. BURDICK
Steven M. Burdick
Executive Vice President, Chief Financial Officer
(Principal Financial Officer)
By: /s/ BRIAN N. CARTER
Brian N. Carter
Senior Vice President, Corporate Controller
(Principal Accounting Officer)
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Text extracted from the filing as submitted to EDGAR. Formatting, tables and exhibits are simplified for reading; the original document is authoritative for anything you rely on.