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Company Dossier · Industrials

Tetra Tech

TTEKNasdaqEnvironmental & Facilities ServicesWILMINGTON, US-DE, USMid capWebsite ↗
  • Russell 1000
  • MidCap 400

What Tetra Tech is doing, read from its filings, its own words and the news, with every figure dated and sourced. Not investment advice: no ratings, no price targets.

Open the full company record in Palanor: guidance, KPIs, ownership, calls, prices →

The latest read

Computed from the data on Oct 22, 2026. Every figure links back to its source in the sections below.

  • Revenue over the four quarters to June 28, 2026: $5.07 billion, down 7.7% from a year earlier.SEC EDGAR filings (XBRL)
  • Free cash flow (operating cash flow minus capital expenditure) over the four quarters to June 28, 2026: $0.55 billion, up 25% from a year earlier.SEC EDGAR filings (XBRL)
  • Capital expenditure over the four quarters to June 28, 2026: $0.02 billion, about level with a year earlier.SEC EDGAR filings (XBRL)
  • Share buybacks in the fiscal year to September 28, 2025: $0.25 billion.SEC EDGAR filings (10-K)
  • Long-term debt issued in the fiscal year to October 2, 2022: $0.16 billion.SEC EDGAR filings (10-K)
  • Latest earnings call or results release (July 30, 2026): sentiment 0.60 on a −1 to +1 scale (mixed), confidence 0.80 of 1.Palanor Discourse
  • Guidance in the last 90 days: 2 outlook figures raised, 0 lowered, 0 held.Guidance Ledger (8-K results releases)
  • Latest annual report (filed November 20, 2025): 0 risk factors added, 1 removed.Risk Factor Changes (10-K Item 1A)
  • Insiders were net buyers in Q2 2026: $0.1 million on the open market.SEC Form 4
  • 553 institutional managers reported a position at June 30, 2026 (−40 on the quarter before).SEC Form 13F
  • H-1B filings certified in Q2 2026: 11 (9 a year earlier).U.S. Department of Labor (OFLC)

Company Posture

How Company Posture is measured →

Company Posture covers S&P 500 companies.

Credit

How these are built →

No bond term sheets or tagged debt on file for Tetra Tech yet.

Charts

Live charts: each one redraws from today’s data and has an image link to paste into a document or slide.

Cash flow

Business

Tetra Tech: free cash flow, trailing twelve months

Operating cash flow minus capital expenditure, $ billions, from SEC filings

$0.55BData to Jun 2026
ImageDataU.S. Securities and Exchange Commission, EDGAR
Business

Tetra Tech: operating cash flow and capital expenditure

Trailing twelve months, $ billions, from SEC filings

Data to Jun 2026
ImageDataU.S. Securities and Exchange Commission, EDGAR
Business

Tetra Tech: revenue, trailing twelve months

$ billions, from SEC filings

$5.1BData to Jun 2026
ImageDataU.S. Securities and Exchange Commission, EDGAR

Capital returned and raised

Business

Tetra Tech: share buybacks by fiscal year

Cash paid to repurchase common stock, $ billions, from the 10-K

$0.25BData to Sep 2025
ImageDataU.S. Securities and Exchange Commission, EDGAR
Business

Tetra Tech: debt issued and repaid by fiscal year

Long-term debt, $ billions, from the 10-K

Data to Oct 2022
ImageDataU.S. Securities and Exchange Commission, EDGAR
Business

Tetra Tech: debt maturity schedule, latest annual report

Scheduled repayments of long-term debt principal by year from the fiscal year end, $ billions, from the 10-K

Data to Sep 2025
ImageDataU.S. Securities and Exchange Commission, EDGAR
Business

Tetra Tech: debt due within a year and cash

At each balance-sheet date, $ billions, from SEC filings

Data to Jun 2026
ImageDataU.S. Securities and Exchange Commission, EDGAR
Business

Tetra Tech: interest coverage

Operating income ÷ interest expense, trailing twelve months, from SEC filings

15.4Data to Jun 2026
ImageDataU.S. Securities and Exchange Commission, EDGAR

What the company says

Business

Tetra Tech: guidance raised minus lowered

Guidance Ledger statements by quarter

2.0Data 23 days ago
ImageDataGuidance Ledger by Palanor · source: SEC EDGAR
Business

Tetra Tech: earnings call sentiment

Palanor Discourse score per call, −1 to +1

0.60Data to Jul 2026
ImageDataPalanor calculation
Business

Tetra Tech: earnings call confidence

Palanor Discourse score per call, 0 to 1

0.80Data to Jul 2026
ImageDataPalanor calculation
Business

Tetra Tech: risk factors added per annual report

New Item 1A risk factors in each 10-K

0.0Data to Nov 2025
ImageDataU.S. Securities and Exchange Commission, EDGAR

Hiring and ownership

Business

Tetra Tech: H-1B filings certified

Labor Condition Applications by quarter received

11.0Data to Jun 2026
ImageDataU.S. Department of Labor, Office of Foreign Labor Certification disclosure data, dol.gov
Business

Tetra Tech: insider net buying

Open-market purchases minus sales by officers and directors, $ millions, by quarter

$0.05MData to Jun 2026
ImageDataU.S. Securities and Exchange Commission, EDGAR
Business

Tetra Tech: institutional holders

Managers reporting a position on Form 13F, by quarter

553.0Data to Jun 2026
ImageDataU.S. Securities and Exchange Commission, EDGAR

Filings and records

The last two years of notable 8-Ks, offerings, annual reports, federal awards, lobbying reports, patents and other public records, newest first.

  1. Oct 19, 2026Lobbying
    Lobbying report (AXADVOCACY GOVERNMENT RELATIONS)third_quarter 2026 · $0.1 million
  2. Oct 16, 2026Lobbying
    Lobbying report (CLEARWATER GROUP, LLC)third_quarter 2026 · $0.0 million
  3. Jul 31, 2026Trademark
    Trademark application: TT
  4. Jul 31, 2026Trademark
    Trademark application: TETRA TECH
  5. Jul 13, 2026Lobbying
    Lobbying report (CLEARWATER GROUP, LLC)second_quarter 2026 · $0.0 million
  6. May 4, 2026Lobbying
    Lobbying report (CLEARWATER GROUP, LLC)second_quarter 2026
  7. Mar 26, 20268-K
    Director or officer changeItem 5.02
  8. Feb 20, 20268-K
    Director or officer changeItem 5.02
  9. Feb 20, 20268-K
    Shareholder vote resultsItem 5.07
  10. Jan 6, 20268-K
    Director or officer changeItem 5.02
  11. Dec 22, 20258-K
    Director or officer changeItem 5.02
  12. Nov 20, 202510-K
    Annual report (10-K)0 risk factors added, 1 removed
  13. Oct 7, 20258-K
    Director or officer changeItem 5.02
  14. May 7, 20258-K
    Material agreement signedItem 1.01
  15. May 7, 2025Trademark
    Trademark application: REENUSOURCE
  16. May 7, 2025Trademark
    Trademark application: NUREESOURCE
  17. Apr 18, 2025Risk event
    Wage and Hour case: Tetra Tech Inc., back wages agreed$0.0 million
  18. Mar 27, 2025Risk event
    OSHA complaint inspection: TETRA TECH INC.OSHA
  19. Mar 24, 2025Risk event
    OSHA unprogrammed related inspection: TETRA TECH, INCOSHA
  20. Feb 28, 20258-K
    Director or officer changeItem 5.02
  21. Feb 28, 20258-K
    Shareholder vote resultsItem 5.07
  22. Jan 21, 2025Lobbying
    Lobbying report (KELLEY DRYE & WARREN LLP)fourth_quarter 2024
  23. Jan 13, 2025Trademark
    Trademark application: PFASTECH
  24. Nov 19, 202410-K
    Annual report (10-K)1 risk factors added, 0 removed
  25. Oct 21, 2024Lobbying
    Lobbying report (KELLEY DRYE & WARREN LLP)third_quarter 2024
  26. Mar 5, 2024Patent
    Patent granted: APPARATUS AND METHOD FOR GATHERING DATA FROM SENSORS ORIENTED AT AN OBLIQUE ANGLE RELATIVE TO A RAILWAY TRACKUS 11919551
  27. Nov 22, 202310-K
    Annual report (10-K)11 risk factors added, 9 removed
  28. Oct 10, 2023Patent
    Patent granted: SYSTEM AND METHOD FOR GENERATING AND INTERPRETING POINT CLOUDS OF A RAIL CORRIDOR ALONG A SURVEY PATHUS 11782160
  29. Jan 24, 2023Patent
    Patent granted: APPARATUS AND METHOD FOR GATHERING DATA FROM SENSORS ORIENTED AT AN OBLIQUE ANGLE RELATIVE TO A RAILWAY TRACKUS 11560165
  30. Jul 26, 2022Patent
    Patent granted: 3D Track Assessment Apparatus and MethodUS 11399172
  31. Jul 5, 2022Patent
    Patent granted: AUTONOMOUS TRACK ASSESSMENT SYSTEMUS 11377130

Peers

Companies in the same industry in the S&P 500, Russell 1000 or MidCap 400, closest in revenue first. Trailing twelve months, from SEC filings.

CompanyRevenueFree cash flowThrough
Veralto VLTO$5.6B$1.0BApr 3, 2026
Clean Harbors CLH$6.1B$0.5BMar 31, 2026
Rollins, Inc. ROL$3.9B$0.6BJun 30, 2026
Republic Services RSG$16.9B$2.6BJun 30, 2026
Waste Management WM$25.7B$3.6BJun 30, 2026
Carlisle Companies CSL$5.1B$0.9BJun 30, 2026
Mueller Industries MLI$5.0B$0.7BSep 26, 2026
Applied Industrial Technologies AIT$5.0B$0.5BJun 30, 2026

Identity

SEC CIK
831641
LEI
549300UJ1LP7JGJC5P32
Wikidata
Q7706196

Built from SEC EDGAR filings (public domain), the Guidance and KPI Ledgers, Palanor Discourse, U.S. Department of Labor filings, USPTO, USAspending and Senate lobbying records, and rights-checked news headlines. Updated nightly; this page was built Oct 22, 2026. How the Dossier is built

S&P 500, S&P 100, S&P MidCap 400 and Dow Jones Industrial Average are trademarks of S&P Dow Jones Indices LLC or its affiliates; Nasdaq-100 is a trademark of Nasdaq, Inc.; Russell 1000 is a trademark of FTSE Russell. Membership is shown for identification only. Palanor is not affiliated with or endorsed by the index owners.

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