How many insider trades does FilingIQ track for TTEK?

FilingIQ tracks 1,460 Form 4 insider transactions for TTEK (TETRA TECH INC), covering filings from Jan 8, 2015 onwards. 1 of those are dated within the last 90 days.

Are TTEK insiders net buyers or net sellers?

Across the full Form 4 history for TTEK, 1 transactions (0%) were open-market purchases and 297 (20%) were open-market sales. Compensatory awards and option exercises are filtered out of these counts.

Where does TTEK insider data come from?

Every transaction shown on this page is sourced directly from SEC EDGAR Form 4 filings. FilingIQ normalises insider identity across reporting variations and scores discretionary open-market purchases and sales on its multi-factor composite model.

What sector is TTEK in?

TETRA TECH INC (TTEK) is classified in the Industrials sector, specifically Engineering & Construction, with a current market capitalisation of $8.65B.

TTEK insider trading

NasdaqGS Industrials

TETRA TECH INC: insider trade history from SEC Form 4 filings.

Total Form 4 trades

1,460

Last 90 days

Buys / sells

0% / 20%

Market cap

$8.65B

About TETRA TECH INC

Tetra Tech, Inc. provides consulting and engineering services focusing on water, environment, and sustainable infrastructure in the United States and internationally. The company operates through two segments, Government Services Group (GSG) and Commercial/International Services Group (CIG). The GSG segment offers consulting and engineering services, including water resources analysis and water management, environmental monitoring, data analytics, government consulting, waste management, and civil infrastructure master planning and resilient engineering design for facilities, as well as transportation and local development projects primarily to government clients, including federal, state, and local, as well as international development agencies. It also offers sustainable solutions, such as energy management consulting, and greenhouse gas inventory assessment, certification, reduction, and management services. The CIG segment provides consulting and engineering services, including natural resources, energy, and utilities, as well as sustainable infrastructure master planning and engineering design for facilities; and transportation and local development projects to commercial and international clients, including the commercial and government sectors. The company offers early data collection and monitoring, data analysis and information management, science and engineering applied research, engineering design, project management, and operations and maintenance services; climate change consulting; greenhouse gas inventory assessment, certification, reduction, and management services; environmental remediation and reconstruction services, industrial water treatment and reuse services; and engineering services, such as data centers, advanced manufacturing, security systems, training and audiovisual facilities, clean rooms, laboratories, medical facilities, and disaster preparedness facilities. The company was founded in 1966 and is headquartered in Pasadena, California.

Company website: www.tetratech.com

TTEK insider activity at a glance

FilingIQ tracks 1,460 insider transactions for TTEK in filings since Jan 8, 2015. The most recent transaction is dated Aug 4, 2026.

Across the full history, 1 open-market purchases and 297 open-market sales were filed under transaction codes P and S respectively. Compensatory share awards (code A) and option exercises (code M) are tracked separately and not counted here.

The average FilingIQ composite score on TTEK insider trades is 62.3/100, produced by FilingIQ's multi-factor Form 4 model. Model framework documented at methodology.

View live TTEK trades on FilingIQ Raw filings on SEC EDGAR

Latest TTEK Form 4 filings

Argus Roger R President and CEO

A Feb 20, 2026

Volpi Kirsten M

M Feb 12, 2026

BURDICK STEVEN M EVP, CFO

G Feb 6, 2026

CARTER BRIAN N SVP, Corporate Controller

S Feb 6, 2026

Most recent disclosures. Sign up to filter by score, transaction code, or insider role.

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Politicians who have traded TTEK

Jacobs, Sara

U.S. Rep. , CA · 66 trades

Frequently asked

How many insider trades does FilingIQ track for TTEK?: FilingIQ tracks 1,460 Form 4 insider transactions for TTEK (TETRA TECH INC), covering filings from Jan 8, 2015 onwards. 1 of those are dated within the last 90 days.
Are TTEK insiders net buyers or net sellers?: Across the full Form 4 history for TTEK, 1 transactions (0%) were open-market purchases and 297 (20%) were open-market sales. Compensatory awards and option exercises are filtered out of these counts.
Where does TTEK insider data come from?: Every transaction shown on this page is sourced directly from SEC EDGAR Form 4 filings. FilingIQ normalises insider identity across reporting variations and scores discretionary open-market purchases and sales on its multi-factor composite model.
What sector is TTEK in?: TETRA TECH INC (TTEK) is classified in the Industrials sector, specifically Engineering & Construction, with a current market capitalisation of $8.65B.

Methodology & sources

Every TTEK insider transaction shown on FilingIQ is parsed directly from a public SEC Form 4 XML filing. Insider identity is normalised across reporting variants (CIK changes, name spellings, related-party indirect holdings). The FilingIQ composite score is documented in full on the team page and algo disclosure. Not investment advice; see disclaimer.