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TTEK Insider Trading

Insider Ownership Percentage: 0.49%
Insider Buying (Last 12 Months): $0.00
Insider Selling (Last 12 Months): $487,495.17

Tetra Tech Insider Trading History Chart

This chart shows the insider buying and selling history at Tetra Tech by year and by quarter.

Skip ChartChart Data in Insider Trading History Table

Tetra Tech Share Price & Price History

Current Price: $30.29
Price Change: ▼ Price Decrease of -0.4 (-1.30%)
As of 05/8/2026 04:00 PM ET

This chart shows the closing price history over time for TTEK up to the past year.

Skip Chart and Table DataPrice Data in Insider Trading History Table
Days: 30 | 90 | 365

Tetra Tech Insider Trading History

Transaction DateInsider NameTitleBuy/SellNumber of SharesAverage Share PriceTotal TransactionShares Held After TransactionDetails
2/4/2026Brian N. CarterSVPSell9,979$40.23$401,455.1746,496View SEC Filing Icon  
8/14/2025Gary BirkenbeuelDirectorSell2,390$36.00$86,040.0037,725View SEC Filing Icon  
2/4/2025Kirsten M. VolpiDirectorSell10,116$34.33$347,282.2860,196View SEC Filing Icon  
9/11/2024Kimberly E RitrieviDirectorSell6,500$46.48$302,120.00143,200View SEC Filing Icon  
9/11/2024Steven M. BurdickCFOSell36,830$46.57$1,715,173.10112,620View SEC Filing Icon  
9/10/2024Leslie L. ShoemakerEVPSell78,420$46.11$3,615,946.20296,015View SEC Filing Icon  
8/7/2024Preston Hopson, IIISVPSell25,000$46.61$1,165,350.0043,710View SEC Filing Icon  
8/6/2024Dan L. BatrackCEOSell89,620$45.54$4,081,653.28124,380View SEC Filing Icon  
6/13/2024Leslie L. ShoemakerEVPSell55,800$42.37$2,364,022.80374,435View SEC Filing Icon  
2/22/2024Steven M. BurdickCFOSell37,570$35.13$1,319,984.38149,445View SEC Filing Icon  
2/14/2024J. Kenneth ThompsonDirectorSell17,495$35.45$620,162.7654,920View SEC Filing Icon  
2/9/2024Brian N. CarterSVPSell27,895$35.30$984,805.0841,800View SEC Filing Icon  
2/5/2024J. Kenneth ThompsonDirectorSell42,000$33.00$1,386,000.0072,420View SEC Filing Icon  
2/5/2024Steven M. BurdickCFOSell35,635$33.00$1,176,026.27187,025View SEC Filing Icon  
12/4/2023Brian N. CarterSVPSell7,365$33.12$243,899.3441,800View SEC Filing Icon  
12/1/2023Kirsten M. VolpiDirectorSell11,140$32.55$362,584.7265,065View SEC Filing Icon  
11/28/2023Dan L. BatrackCEOSell109,995$32.30$3,553,058.49242,825View SEC Filing Icon  
11/27/2023Jill HudkinsPresidentSell4,525$32.90$148,890.6012,620View SEC Filing Icon  
11/27/2023Roger R. ArgusInsiderSell18,345$32.78$601,422.4810,595View SEC Filing Icon  
11/21/2023Preston Hopson, IIISVPSell6,970$32.83$228,797.2273,955View SEC Filing Icon  
11/20/2023Kirsten M. VolpiDirectorSell2,795$33.10$92,514.5058,035View SEC Filing Icon  
6/13/2023J. Kenneth ThompsonDirectorSell12,500$31.24$390,525.0089,180View SEC Filing Icon  
6/7/2023Brian N. CarterSVPSell11,170$31.38$350,536.9439,085View SEC Filing Icon  
6/2/2023J. Kenneth ThompsonDirectorSell25,000$30.46$761,550.00101,680View SEC Filing Icon  
See Full Table

SEC Filings (Institutional Ownership Changes) for Tetra Tech (NASDAQ:TTEK)

93.89% of Tetra Tech stock is owned by institutions. Institutional ownership can be a sign of analyst confidence in the fundamentals of the stock.

Institutional Buying and Selling by Quarter

This chart shows the instiutional buying and selling at TTEK by year and by quarter.

Skip Institutional Buying and Selling Chart and Table DataRead Chart Data in Institutional Trading History Table

Tetra Tech Institutional Trading History

Reporting DateHedge FundShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
5/7/2026Van Berkom & Associates Inc.2,285,788$68.85M2.3%-0.3%0.881%Search for SEC Filing on Google Icon
5/7/2026WCM Investment Management LLC48,665$1.45M0.0%+3.0%0.019%Search for SEC Filing on Google Icon
5/7/2026Dimensional Fund Advisors LP3,789,240$114.13M0.0%+3.1%1.460%Search for SEC Filing on Google Icon
5/7/2026Parallel Advisors LLC4,799$0.15M0.0%+8.1%0.002%Search for SEC Filing on Google Icon
5/7/2026KBC Group NV7,936$0.24M0.0%+16.4%0.003%Search for SEC Filing on Google Icon
5/7/2026SEB Asset Management AB374,020$11.27M0.0%N/A0.144%Search for SEC Filing on Google Icon
5/7/2026Swiss National Bank491,000$14.79M0.0%-0.3%0.189%Search for SEC Filing on Google Icon
5/7/2026AIA Group Ltd17,141$0.52M0.0%-84.2%0.007%Search for SEC Filing on Google Icon
5/6/2026California Public Employees Retirement System498,245$15.01M0.0%-3.7%0.192%Search for SEC Filing on Google Icon
5/6/2026Future Fund LLC137,347$4.14M1.5%+54.6%0.053%Search for SEC Filing on Google Icon
5/6/2026Kera Capital Partners Inc.11,532$0.35M0.0%+10.5%0.004%Search for SEC Filing on Google Icon
5/6/2026Copeland Capital Management LLC365,884$11.02M0.2%-78.0%0.140%Search for SEC Filing on Google Icon
5/6/2026Assetmark Inc.4,697$0.14M0.0%+18.5%0.002%Search for SEC Filing on Google Icon
5/6/2026Bessemer Group Inc.1,432,005$43.13M0.1%+2.6%0.549%Search for SEC Filing on Google Icon
5/5/2026D.A. Davidson & CO.29,980$0.90M0.0%-1.2%0.011%Search for SEC Filing on Google Icon
5/5/2026Sanctuary Advisors LLC8,811$0.27M0.0%-47.0%0.003%Search for SEC Filing on Google Icon
5/5/2026Hillsdale Investment Management Inc.33,350$1.01M0.0%+21.3%0.013%Search for SEC Filing on Google Icon
5/4/2026Empirical Financial Services LLC d.b.a. Empirical Wealth Management15,928$0.48M0.0%+70.3%0.006%Search for SEC Filing on Google Icon
5/4/2026Bleakley Financial Group LLC147,938$4.46M0.1%+305.9%0.057%Search for SEC Filing on Google Icon
5/4/2026State of Michigan Retirement System62,740$1.89M0.0%+1.6%0.024%Search for SEC Filing on Google Icon
5/4/2026Principal Financial Group Inc.583,252$17.57M0.0%+3.7%0.224%Search for SEC Filing on Google Icon
5/4/2026Chicago Partners Investment Group LLC18,411$0.58M0.0%-5.6%0.007%Search for SEC Filing on Google Icon
5/4/2026Triglav Investments D.O.O.15,364$0.46M0.0%-52.1%0.006%Search for SEC Filing on Google Icon
5/2/2026International Assets Investment Management LLC1,802$55K0.0%-23.1%0.001%Search for SEC Filing on Google Icon
5/2/2026SFE Investment Counsel147,431$4.44M0.7%+43.9%0.057%Search for SEC Filing on Google Icon
5/1/2026Midwest Trust Co15,179$0.46M0.0%-3.7%0.006%Search for SEC Filing on Google Icon
5/1/2026Fifth Third Bancorp78,175$2.36M0.0%+2,004.3%0.030%Search for SEC Filing on Google Icon
5/1/2026Candriam S.C.A.259,365$7.81M0.0%+15.3%0.099%Search for SEC Filing on Google Icon
5/1/2026Osprey Private Wealth LLC363,415$10.95M3.2%+5.6%0.139%Search for SEC Filing on Google Icon
5/1/2026Sequoia Financial Advisors LLC7,723$0.23M0.0%-27.6%0.003%Search for SEC Filing on Google Icon
5/1/2026Relyea Zuckerberg Hanson LLC70,468$2.12M0.2%-14.7%0.027%Search for SEC Filing on Google Icon
5/1/2026AlpenGlobal Capital LLC107,315$3.23M2.1%N/A0.041%Search for SEC Filing on Google Icon
4/30/2026Equitable Trust Co.27,886$0.84M0.0%-1.6%0.011%Search for SEC Filing on Google Icon
4/30/2026Hsbc Holdings PLC430,972$12.99M0.0%-26.9%0.165%Search for SEC Filing on Google Icon
4/30/2026Isthmus Partners LLC98,876$2.98M0.3%-11.4%0.038%Search for SEC Filing on Google Icon
4/30/2026Oregon Public Employees Retirement Fund53,525$1.61M0.0%+3.1%0.021%Search for SEC Filing on Google Icon
4/29/2026Penobscot Investment Management Company Inc.63,030$1.90M0.1%-8.6%0.024%Search for SEC Filing on Google Icon
4/28/2026Whittier Trust Co.1,915$60K0.0%-94.2%0.001%Search for SEC Filing on Google Icon
4/28/2026Praxis Investment Management Inc.8,060$0.24M0.0%-14.1%0.003%Search for SEC Filing on Google Icon
4/28/2026Hunter Associates Investment Management LLC40,194$1.21M0.2%+20.3%0.015%Search for SEC Filing on Google Icon
4/27/2026HB Wealth Management LLC8,773$0.26M0.0%-29.2%0.003%Search for SEC Filing on Google Icon
4/27/2026Moran Wealth Management LLC84,145$2.53M0.1%-49.3%0.032%Search for SEC Filing on Google Icon
4/27/2026PFG Investments LLC31,058$0.94M0.0%N/A0.012%Search for SEC Filing on Google Icon
4/27/2026New York State Teachers Retirement System264,667$7.97M0.0%+6.7%0.101%Search for SEC Filing on Google Icon
4/27/2026Optas LLC12,803$0.39M0.1%+2.6%0.005%Search for SEC Filing on Google Icon
4/27/2026Y Intercept Hong Kong Ltd244,492$7.36M0.1%+77.6%0.094%Search for SEC Filing on Google Icon
4/27/2026Leonteq Securities AG2,671$80K0.0%-35.4%0.001%Search for SEC Filing on Google Icon
4/25/2026Patten Group Inc.17,654$0.53M0.1%+10.4%0.007%Search for SEC Filing on Google Icon
4/24/2026iA Global Asset Management Inc.389,511$11.73M0.2%-45.7%0.149%Search for SEC Filing on Google Icon
4/24/2026Impact Partnership Wealth LLC14,454$0.44M0.1%N/A0.006%Search for SEC Filing on Google Icon
4/22/2026Louisbourg Investments Inc.119,970$3.61M0.6%N/A0.046%Search for SEC Filing on Google Icon
4/22/2026Pictet Asset Management Holding SA9,644,792$290.49M0.3%-13.9%3.698%Search for SEC Filing on Google Icon
4/22/2026Sterling Capital Management LLC7,444$0.22M0.0%-42.7%0.003%Search for SEC Filing on Google Icon
4/21/2026GHP Investment Advisors Inc.226,439$6.82M0.3%-2.5%0.087%Search for SEC Filing on Google Icon
4/21/2026Aaron Wealth Advisors LLC9,181$0.28M0.0%-58.6%0.004%Search for SEC Filing on Google Icon
4/21/2026Louisiana State Employees Retirement System75,600$2.28M0.0%N/A0.029%Search for SEC Filing on Google Icon
4/20/2026Blue Trust Inc.5,706$0.17M0.0%+256.2%0.002%Search for SEC Filing on Google Icon
4/20/2026Fifth Third Wealth Advisors LLC14,448$0.44M0.0%+67.5%0.006%Search for SEC Filing on Google Icon
4/20/2026OP Asset Management Ltd1,134$34K0.0%N/A0.000%Search for SEC Filing on Google Icon
4/17/2026Capital Advisors Ltd. LLC1,290$39K0.0%-60.6%0.000%Search for SEC Filing on Google Icon
4/16/2026SG Americas Securities LLC435,175$13.11M0.0%+64.5%0.167%Search for SEC Filing on Google Icon
4/16/2026Evexia Wealth LLC20,115$0.62M0.2%+3.2%0.008%Search for SEC Filing on Google Icon
4/16/2026Diversified Trust Co15,563$0.47M0.0%-13.5%0.006%Search for SEC Filing on Google Icon
3/20/2026Hsbc Holdings PLC589,538$19.88M0.0%+55.4%0.226%Search for SEC Filing on Google Icon
3/17/2026Rockefeller Capital Management L.P.555,452$18.63M0.0%-3.8%0.213%Search for SEC Filing on Google Icon
3/9/2026Corient Private Wealth LLC1,537,293$51.60M0.1%-12.8%0.589%Search for SEC Filing on Google Icon
3/6/2026Hsbc Holdings PLC589,538$19.88M0.0%+55.4%0.226%Search for SEC Filing on Google Icon
2/24/2026Pacer Advisors Inc.69,553$2.33M0.0%+16.5%0.027%Search for SEC Filing on Google Icon
2/23/2026Kera Capital Partners Inc.10,432$0.35M0.0%N/A0.004%Search for SEC Filing on Google Icon
2/19/2026Vancity Investment Management Ltd35,603$1.19M0.2%+4.1%0.014%Search for SEC Filing on Google Icon
2/19/2026Invesco Ltd.2,570,107$86.20M0.0%-49.2%0.985%Search for SEC Filing on Google Icon
2/19/2026Corient Private Wealth LLC1,600,021$51.32M0.0%-9.2%0.613%Search for SEC Filing on Google Icon
2/18/2026Alpine Woods Capital Investors LLC102,808$3.45M0.8%-21.7%0.039%Search for SEC Filing on Google Icon
2/18/2026Mercer Global Advisors Inc. ADV78,524$2.63M0.0%-70.2%0.030%Search for SEC Filing on Google Icon
2/18/2026State of Tennessee Department of Treasury103,595$3.48M0.0%-4.1%0.040%Search for SEC Filing on Google Icon
2/18/2026EP Wealth Advisors LLC8,551$0.29M0.0%N/A0.003%Search for SEC Filing on Google Icon
2/18/2026Mackenzie Financial Corp331,969$11.26M0.0%-5.8%0.127%Search for SEC Filing on Google Icon
2/18/2026Empowered Funds LLC3,706$0.12M0.0%N/A0.001%Search for SEC Filing on Google Icon
2/18/2026XTX Topco Ltd23,091$0.77M0.0%-65.6%0.009%Search for SEC Filing on Google Icon
2/18/2026Zacks Investment Management86,892$2.91M0.0%-4.3%0.033%Search for SEC Filing on Google Icon
2/18/2026one8zero8 LLC460,446$15.44M3.4%-1.6%0.177%Search for SEC Filing on Google Icon
2/18/2026Voloridge Investment Management LLC397,500$13.33M0.0%+1,129.5%0.152%Search for SEC Filing on Google Icon
2/18/2026VestGen Advisors LLC15,879$0.53M0.0%-65.7%0.006%Search for SEC Filing on Google Icon
2/18/2026Toronto Dominion Bank2,063$69K0.0%N/A0.001%Search for SEC Filing on Google Icon
2/18/2026Tudor Investment Corp ET AL612,982$20.56M0.0%+851.8%0.235%Search for SEC Filing on Google Icon
2/18/2026Twinbeech Capital LP200,500$6.73M0.5%N/A0.077%Search for SEC Filing on Google Icon
2/18/2026Numerai GP LLC52,930$1.78M0.2%N/A0.020%Search for SEC Filing on Google Icon
2/18/2026Millennium Management LLC655,489$21.99M0.0%-53.9%0.251%Search for SEC Filing on Google Icon
2/18/2026Janus Henderson Group PLC1,961,290$65.77M0.0%+10.6%0.752%Search for SEC Filing on Google Icon
2/18/2026Gotham Asset Management LLC453,470$15.21M0.1%-6.9%0.174%Search for SEC Filing on Google Icon
2/18/2026Engineers Gate Manager LP68,186$2.29M0.0%-6.4%0.026%Search for SEC Filing on Google Icon
2/17/2026Schonfeld Strategic Advisors LLC9,686$0.33M0.0%-87.8%0.004%Search for SEC Filing on Google Icon
2/17/2026PDT Partners LLC193,946$6.51M0.4%+541.1%0.074%Search for SEC Filing on Google Icon
2/17/2026AQR Capital Management LLC2,875,372$96.44M0.1%+351.6%1.102%Search for SEC Filing on Google Icon
2/17/2026Cetera Investment Advisers51,259$1.72M0.0%-25.3%0.020%Search for SEC Filing on Google Icon
2/17/2026Jain Global LLC21,963$0.74M0.0%N/A0.008%Search for SEC Filing on Google Icon
2/17/2026Laird Norton Wetherby Trust Company LLC14,814$0.50M0.0%N/A0.006%Search for SEC Filing on Google Icon
2/17/2026Trexquant Investment LP104,131$3.49M0.0%-69.6%0.040%Search for SEC Filing on Google Icon
2/17/2026Amundi5,095,797$170.90M0.0%-11.5%1.954%Search for SEC Filing on Google Icon
2/17/2026Sciencast Management LP27,222$0.91M0.1%+16.4%0.010%Search for SEC Filing on Google Icon
Data available starting January 2016

See Full Table
Tetra Tech logo
Tetra Tech, Inc. provides consulting and engineering services 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 early data collection and monitoring, data analysis and information management, science and engineering applied research, engineering design, project management, and operations and maintenance services; and climate change and energy management consulting, as well as greenhouse gas inventory assessment, certification, reduction, and management services. This segment serves federal, state, and local governments; and development agencies in water resources analysis and water management, environmental monitoring, data analytics, government consulting, waste management, and a range of civil infrastructure master planning and engineering design markets. The CIG segment provides early data collection and monitoring, data analysis and information management, feasibility studies and assessments, science and engineering applied research, engineering design, project management, and operations and maintenance services; and environmental remediation and reconstruction services, and industrial water treatment services. This segment serves natural resources, energy, and utilities markets, as well as sustainable infrastructure master planning and engineering design for facilities, transportation, and local development projects. Tetra Tech, Inc. was founded in 1966 and is headquartered in Pasadena, California.
Read More on Tetra Tech

Today's Range

Now: $30.29
Low: $30.26
High: $30.88

50 Day Range

MA: $32.07
Low: $29.76
High: $36.45

52 Week Range

Now: $30.29
Low: $29.57
High: $43.14

Volume

2,854,706 shs

Average Volume

3,039,220 shs

Market Capitalization

$7.86 billion

P/E Ratio

18.14

Dividend Yield

0.85%

Beta

1

Who are the company insiders with the largest holdings of Tetra Tech?

Tetra Tech's top insider shareholders include:
  1. Dan L Batrack (Chairman)
  2. Dan L Batrack (CEO)
  3. William R Brownlie (SVP)
  4. Leslie L Shoemaker (President)
  5. Steven M Burdick (CFO)
  6. William R Brownlie (SVP)
  7. Leslie L Shoemaker (EVP)
  8. J Christopher Lewis (Director)
  9. James R Pagenkopf (EVP)
  10. James Pagenkopf (EVP)
Learn More about top insider investors at Tetra Tech.

Who are the major institutional investors of Tetra Tech?

Tetra Tech's top institutional shareholders include:
  1. Pictet Asset Management Holding SA — 3.70%
  2. Dimensional Fund Advisors LP — 1.46%
  3. Van Berkom & Associates Inc. — 0.88%
  4. Bessemer Group Inc. — 0.55%
  5. Principal Financial Group Inc. — 0.22%
  6. California Public Employees Retirement System — 0.19%
Learn More about top institutional investors of Tetra Tech stock.

Which institutional investors are selling Tetra Tech stock?

In the last quarter, TTEK stock was sold by these institutional investors:
  1. Pictet Asset Management Holding SA
  2. Copeland Capital Management LLC
  3. iA Global Asset Management Inc.
  4. Hsbc Holdings PLC
  5. AIA Group Ltd
  6. Moran Wealth Management LLC
  7. Whittier Trust Co.
  8. California Public Employees Retirement System
During the previous year, company insiders that have sold Tetra Tech company stock include:
  1. Brian N Carter (SVP)
  2. Gary Birkenbeuel (Director)
Learn More investors selling Tetra Tech stock.

Which institutional investors are buying Tetra Tech stock?

Within the last quarter, TTEK stock was bought by institutional investors including:
  1. SEB Asset Management AB
  2. SG Americas Securities LLC
  3. Louisbourg Investments Inc.
  4. Dimensional Fund Advisors LP
  5. Bleakley Financial Group LLC
  6. AlpenGlobal Capital LLC
  7. Y Intercept Hong Kong Ltd
  8. Louisiana State Employees Retirement System

Tetra Tech Active Insiders

Dan L Batrack
Dan L Batrack (Age 66)
CEO
Leslie L Shoemaker
Leslie L Shoemaker (Age 68)
President
Jill Hudkins
Jill Hudkins (Age 55)
President
Steven M Burdick
Steven M Burdick (Age 60)
CFO
J Christopher Lewis
J Christopher Lewis
Director
Kirsten M Volpi
Kirsten M Volpi
Director
J Kenneth Thompson
J Kenneth Thompson
Director
Patrick C Haden
Patrick C Haden
Director
Kimberly E. Ritrievi
Kimberly E. Ritrievi
Director
Gary Birkenbeuel
Gary Birkenbeuel
Director
Bernard Teufele
Bernard Teufele
SVP
Craig L. Christensen
Craig L. Christensen (Age 73)
SVP
Roger R Argus
Roger R Argus (Age 63)
SVP
Brian N Carter
Brian N Carter (Age 59)
SVP
1 recent trades
Brendan M O'rourke
Brendan M O'rourke
SVP
William R Brownlie
William R Brownlie (Age 72)
SVP
Richard A. Lemmon
Richard A. Lemmon (Age 67)
SVP
Mark A Rynning
Mark A Rynning
SVP
Preston Hopson III
Preston Hopson III
SVP