Event Type
Disclosure
Mandatory
Variant
8-K
. Departure of Directors or Principal Officers; Election of Directors; Appointment of Principal Officers. Appointment of Officer On January 6, 2026, Tetra Tech,
. Other Events. On January 6, 2026, the Company issued a press release announcing the matters described in Item 5.02. A copy of the press release is attached as
. Financial Statements and Exhibits. (d) Exhibits 99.1 Press Release, dated January 6, 2026. 104 Cover Page Interactive Data File (embedded within the Inline XB