Tetra Tech Inc (TTEK) — SEC Filings

Tetra Tech Inc (TTEK) — 31 SEC filings. Latest: 8-K (Dec 22, 2025). Includes 16 8-K, 6 10-Q, 3 SC 13G/A.

View Tetra Tech Inc on SEC EDGAR

Overview

Tetra Tech Inc (TTEK) is a publicly traded company tracked on ReadTheFiling. The most recent enriched filing is a 10-K filed on Nov 20, 2025: TETRA TECH INC (TTEK) reported a strong fiscal year ended September 28, 2025, emphasizing its position as a leading global provider of high-end consulting and engineering services focused on water, environment, and sustainable infrastructure. The company's revenue distribution showed its Government

Sentiment Summary

Across 31 filings, the sentiment breakdown is: 4 bullish, 27 neutral. The dominant filing sentiment for Tetra Tech Inc is neutral.

Filing Type Overview

Tetra Tech Inc (TTEK) has filed 16 8-K, 2 10-K, 6 10-Q, 2 DEF 14A, 2 SC 13G, 3 SC 13G/A with the SEC between Jan 2024 to Dec 2025.

Filings by Year

2025 · 2024

Recent SEC Filings (31)

Tetra Tech Inc SEC Filing History
DateFormDescriptionRisk
Dec 22, 20258-K8-K Filing
Nov 20, 202510-KTetra Tech's 'Leading with Science' Drives Global Growth in 2025medium
Nov 12, 20258-K8-K Filing
Oct 7, 20258-KTetra Tech Files 8-K on Officer Changes and Other Eventslow
Aug 1, 202510-QTetra Tech's Q3 Soars on Strong Revenue, Backloglow
Jul 30, 20258-KTetra Tech Files 8-K Reportlow
May 8, 202510-QTetra Tech Reports Q2 2025 Resultslow
May 7, 20258-KTetra Tech Reports on Financials and Agreementsmedium
Feb 28, 20258-KTetra Tech Announces Board and Executive Compensation Changesmedium
Jan 31, 202510-QTetra Tech Files Q1 2025 10-Qlow
Jan 30, 20258-KTetra Tech Files 8-K on Operations and Financialslow
Jan 17, 20258-KTetra Tech Files 8-K Reportlow
Jan 16, 2025DEF 14ATetra Tech Files Definitive Proxy Statementlow
Nov 21, 2024SC 13GSC 13G Filing
Nov 19, 202410-KTetra Tech Inc. Files 2024 Annual Reportmedium
Nov 13, 20248-KTetra Tech Files 8-K Reportlow
Sep 6, 20248-KTetra Tech Files 8-K for Bylaws and Financialslow
Aug 2, 20248-KTetra Tech Acquires Haskell Company for $120Mmedium
Aug 2, 202410-QTetra Tech Reports Q3 2024 Resultslow
Jul 31, 20248-KTetra Tech Files 8-K Reportlow

Risk Profile

Risk Assessment: Of TTEK's 24 recent filings, 0 were flagged as high-risk, 5 as medium-risk, and 19 as low-risk. The overall risk profile suggests relatively low risk with generally favorable filings.

Financial Highlights

Tetra Tech Inc Financial Summary (10-K, Nov 20, 2025)
MetricValue
RevenueN/A
Net IncomeN/A
EPSN/A
Debt-to-EquityN/A
Cash PositionN/A
Operating MarginN/A
Total AssetsN/A
Total DebtN/A

Key Executives

  • Mary Ann Hopkins
  • Steven R. Kelly
  • Jeffrey L. Nordin
  • Dan Batrack

Industry Context

Tetra Tech operates in the global consulting and engineering services sector, with a strong focus on water, environment, and sustainable infrastructure. The industry is characterized by a competitive landscape with both large international firms and smaller specialized companies. Key trends include increasing demand for climate mitigation and adaptation services, digital transformation in engineering, and a growing emphasis on sustainable solutions.

Top Tags

10-Q (5) · Engineering Services (4) · operations (4) · financials (4) · corporate-governance (3) · 8-K (3) · financial-reporting (3) · Tetra Tech (3) · institutional-ownership (3) · Environmental Consulting (2)

Key Numbers

Tetra Tech Inc Key Metrics
MetricValueContext
GSG Revenue Percentage49.1%Increased from 47.8% in fiscal 2024, indicating growth in government contracts.
CIG Revenue Percentage52.3%Slightly decreased from 53.6% in fiscal 2024, but still represents the larger segment.
Projects Worked On100,000+Demonstrates extensive global reach and operational capacity in fiscal 2025.
Countries of Operation100+Highlights the company's global footprint and diverse client base.
Associates Worldwide25,000+Indicates a large, skilled workforce supporting global operations.
#1 Ranking in Water Treatment and Desalination12 yearsShowcases sustained market leadership and expertise.
Revenue$1.25BIncreased from $1.10B in prior-year quarter, showing 13.6% growth.
Net Income$95.5MUp 16.3% from $82.1M in the prior-year quarter.
Diluted EPS$1.75Increased from $1.50 in the prior-year quarter, a 16.7% rise.
Backlog$4.5BStrong indicator of future revenue, as of June 29, 2025.
Net Income Growth16.3%Year-over-year increase in net income attributable to shareholders.
Period End Date20250330Indicates the end of the reporting quarter.
Filing Date20250508The date the report was officially submitted to the SEC.
Fiscal Year End2024-09-28Indicates the company's annual reporting cycle.
Acquisition Price$120 millionTetra Tech's purchase of The Haskell Company.

Forward-Looking Statements

  • {"claim":"Vanguard will maintain a passive investment strategy in Tetra Tech Inc. for the foreseeable future.","entity":"The Vanguard Group","targetDate":"2025-02-13","confidence":"high"}

Related Companies

AECOM · WSP · JEC

Frequently Asked Questions

What are the latest SEC filings for Tetra Tech Inc (TTEK)?

Tetra Tech Inc has 31 recent SEC filings from Jan 2024 to Dec 2025, including 16 8-K, 6 10-Q, 3 SC 13G/A. Each filing includes an AI-generated plain-English summary.

What is the overall sentiment of TTEK filings?

Across 31 filings, the sentiment breakdown is: 4 bullish, 27 neutral. The dominant sentiment is neutral.

Where can I find Tetra Tech Inc SEC filings explained simply?

ReadTheFiling provides AI-powered plain-English summaries of all Tetra Tech Inc (TTEK) SEC filings, including 10-K annual reports, 10-Q quarterly reports, 8-K current reports, and insider trades.

What are the key financial highlights for Tetra Tech Inc?

Key financial highlights from Tetra Tech Inc's most recent 10-K include metrics such as revenue, net income, EPS, and debt ratios. Visit the filing detail page for the full breakdown.

What is the investment thesis for TTEK?

The investment thesis for TTEK includes bull, base, and bear case scenarios derived from AI analysis of recent SEC filings.

Who are the key executives at Tetra Tech Inc?

Key executives identified across Tetra Tech Inc's filings include Mary Ann Hopkins, Steven R. Kelly, Jeffrey L. Nordin, Dan Batrack.

What are the main risk factors for Tetra Tech Inc stock?

Of TTEK's 24 assessed filings, 0 were flagged high-risk, 5 medium-risk, and 19 low-risk.

What are recent predictions and forward guidance from Tetra Tech Inc?

Recent forward-looking statements from Tetra Tech Inc include guidance on {"claim":"Vanguard will maintain a passive investment strategy in Tetra Tech Inc. for the foreseeable future.","entity":.

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