Form 8-K - Current report:
SEC Accession No. 0001104659-25-097567
Filing Date
2025-10-07
Accepted
2025-10-07 17:04:10
Documents
14
Period of Report
2025-10-07
Items
Item 5.02: Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers
Item 8.01: Other Events
Item 9.01: Financial Statements and Exhibits

Document Format Files

Seq Description Document Type Size
1 FORM 8-K tm2528147d1_8k.htm   iXBRL 8-K 29036
2 EXHIBIT 99.1 tm2528147d1_ex99-1.htm EX-99.1 10331
6 GRAPHIC tm2528147d1_ex99-1img001.jpg GRAPHIC 5321
  Complete submission text file 0001104659-25-097567.txt   214772

Data Files

Seq Description Document Type Size
3 XBRL TAXONOMY EXTENSION SCHEMA ttek-20251007.xsd EX-101.SCH 3017
4 XBRL TAXONOMY EXTENSION LABEL LINKBASE ttek-20251007_lab.xml EX-101.LAB 34239
5 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE ttek-20251007_pre.xml EX-101.PRE 22360
16 EXTRACTED XBRL INSTANCE DOCUMENT tm2528147d1_8k_htm.xml XML 3556
Mailing Address 3475 EAST FOOTHILL BOULEVARD PASADENA CA 91107
Business Address 3475 EAST FOOTHILL BOULEVARD PASADENA CA 91107 6263514664
TETRA TECH INC (Filer) CIK: 0000831641 (see all company filings)

EIN.: 954148514 | State of Incorp.: DE | Fiscal Year End: 0928
Type: 8-K | Act: 34 | File No.: 000-19655 | Film No.: 251380507
SIC: 8711 Services-Engineering Services
(CF Office: 07 Trade & Services)