# Tetra Tech Inc: Form 8-K, filed Dec 22, 2025

- Company: [Tetra Tech Inc](/companies/ttek.md) (CIK 831641)
- Form: 8-K
- Filed: 2025-12-22
- Accepted by EDGAR: Dec 22, 2025, 16:32 ET
- Period: 2025-12-22
- Accession: 0001104659-25-123764
- Inline XBRL: yes
- Main document: https://www.sec.gov/Archives/edgar/data/831641/000110465925123764/tm2534127d1_8k.htm
- All documents and exhibits: https://www.sec.gov/Archives/edgar/data/831641/000110465925123764/

## Items reported

- Item 5.02: Departure or appointment of officers or directors
- Item 8.01: Other events
- Item 9.01: Financial statements and exhibits

## Sections

Sections are extracted only from 10-K and 10-Q reports. Read this filing’s documents on sec.gov. https://www.sec.gov/Archives/edgar/data/831641/000110465925123764/tm2534127d1_8k.htm

Filed Dec 22, 2025.
Source: SEC EDGAR, the filing index for accession 0001104659-25-123764. Last ingested by Listed: Oct 24, 2026, 14:57 ET. No prices; not investment advice.