Tetra Tech Inc

TTEK chart

Tetra Tech Inc news

• Community Partnerships with Tetra Tech

  Association of Defense Communities · Oct 27, 6:45 AM EDT

• Tetra Tech, Inc. Estimates – NASDAQ:TTEK

  TradingView · Oct 25, 4:18 PM EDT

• Tetra Tech, Inc. $TTEK Position Reduced by Robeco Schweiz AG

  MarketBeat · Oct 25, 6:44 AM EDT

• Understanding Momentum Shifts in (TTEK)

  Stock Traders Daily · Oct 24, 7:44 PM EDT

• Cash Flow Outlook Could Be A Key Driver For Tetra Tech Stock

  Simply Wall Street · Oct 23, 8:40 PM EDT

• Tetra Tech (TTEK) Stock Could Be Cheap Based On Cash Flow

  Yahoo Finance · Oct 23, 8:07 AM EDT

• Arcadis and Tetra Tech Irish Rail deal: design and risk notes for engineers

  Geomechanics.io · Oct 22, 8:23 PM EDT

• Tetra Tech Inc (CHIX:1TTEKm) Stock Price, Trades & News

  GuruFocus · Oct 22, 7:55 PM EDT

• Arcadis and Tetra Tech appointed to £519M Irish Rail framework

  New Civil Engineer · Oct 22, 9:04 AM EDT

• Arcadis-Tetra Tech JV Secures Place on €600m Irish Rail Framework

  Rail Technology Magazine · Oct 22, 4:45 AM EDT

• Tetra Tech, Inc. $TTEK Stock Sold by Cooke & Bieler LP

  MarketBeat · Oct 22, 4:32 AM EDT

• Iarnród Éireann Rail Infrastructure Framework

  Arcadis · Oct 22, 1:05 AM EDT

Tetra Tech Inc key financials

Calendar-year figures as reported to the SEC in XBRL filings.

Recent SEC filings

• 8-KFORM 8-K2026-09-10
• 10-Q10-Q2026-07-31
• 8-KFORM 8-K2026-07-29
• 10-Q10-Q2026-05-01
• 8-KFORM 8-K2026-04-29
• 8-KFORM 8-K2026-03-26
• 8-KFORM 8-K2026-02-20
• 10-Q10-Q2026-01-30
• 8-KFORM 8-K2026-01-28
• DEF 14AFORM DEF 14A2026-01-09
• 8-KFORM 8-K2026-01-06
• 8-KFORM 8-K2025-12-22

About Tetra Tech Inc

Ticker

TTEK (Nasdaq)

Industry

Services-Engineering Services

Headquarters

Pasadena, CA

Incorporated in

DE

Fiscal year end

September 27

SEC CIK

831641

Frequently asked questions