NASDAQ: TTEK
Tetra Tech Inc Stock Ownership - Who owns Tetra Tech?

Insider buying vs selling

Have Tetra Tech Inc insiders been buying or selling?

Buy
Sell
NameRoleDateSharesPriceValue
Gary BirkenbeuelDirector2025-08-142,390$36.00
$86.05kSell
John M. DouglasDirector2025-02-27108$27.91
$3.01kSell
John M. DouglasDirector2025-02-27718$27.91
$20.04kBuy
Kirsten M. VolpiDirector2025-02-056,000$9.59
$57.54kBuy
Kirsten M. VolpiDirector2025-02-041,671$34.41
$57.50kSell
Kirsten M. VolpiDirector2025-02-044,100$34.33
$140.74kSell
Kirsten M. VolpiDirector2025-02-044,345$34.31
$149.08kSell
Brian N. CarterSVP Corporate Controller2024-11-30828$41.51
$34.37kSell
Roger R. ArgusPresident CommerIntl Group2024-11-301,507$41.51
$62.56kSell
Dan L. BatrackChairman CEO and President2024-11-3011,708$41.51
$486.00kSell

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Net Insider Buy/Sell (L12M) Ownership

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TTEK Shareholders

What type of owners hold Tetra Tech Inc stock?

Institutional
Insider
Retail
NameHoldSharesValueType
Vanguard Group Inc10.12%26,581,181$969.42MInstitution
Blackrock Inc9.78%25,695,493$937.11MInstitution
Pictet Asset Management Holding Sa5.27%13,848,101$505.04MInstitution
State Street Corp4.54%11,941,739$435.52MInstitution
Neuberger Berman Group LLC3.39%8,903,128$324.70MInstitution
Amundi2.57%6,763,413$246.66MInstitution
Alliancebernstein LP2.24%5,875,571$214.28MInstitution
Sands Capital Management LLC1.98%5,200,335$189.66MInstitution
Geode Capital Management LLC1.89%4,961,961$180.96MInstitution
Sarasin Partners LLP1.78%4,683,576$170.81MInstitution

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TTEK vs Engineering & Construction Stocks

TickerInst. %Insider %Net Insider (L12M)Net Insider (L3M)
TTEK95.80%1.27%Net SellingNet Selling
STRL84.11%15.89%Net SellingNet Selling
DY93.73%6.27%Net SellingNet Buying
BLD98.17%1.83%Net BuyingNet Selling
IESC20.52%79.48%Net SellingNet Selling

Tetra Tech Stock Ownership FAQ

Who owns Tetra Tech?

Tetra Tech (NASDAQ: TTEK) is owned by 95.80% institutional shareholders, 1.27% Tetra Tech insiders, and 2.92% retail investors. Vanguard Group Inc is the largest individual Tetra Tech shareholder, owning 26.58M shares representing 10.12% of the company. Vanguard Group Inc's Tetra Tech shares are currently valued at $959.85M.

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