13F

Stock

Tetra Tech Inc New

Ticker not mapped · held by 587 managers

Reported value

$7.01B

Holders

587

+64 new · −85 exited

Holders’ est. mark

−$601.6M

Price effect on 224 books still in the name

Largest holder

$806.9M

BlackRock, Inc.

Notable conviction

Share of each notable manager’s 13F book.

Holder count by quarter

Who holds it

Notable only
InvestorSharesValueEst. markChange
BlackRock, Inc.26.8M$806.9M−$88MCut−$56.1M
VANGUARD PORTFOLIO MANAGEMENT LLC12.6M$380.8MHeld
VANGUARD CAPITAL MANAGEMENT LLC11.7M$352.7MHeld
Capital International Investors11.4M$342.9M−$30.8MAdded$40.5M
Pictet Asset Management Holding SA9.64M$290.5M−$33MCut−$85.3M
State Street9.64M$290.2M−$32.2MCut−$25.9M
NEUBERGER BERMAN GROUP LLC7.27M$219M−$24.9MCut−$61.1M
SANDS CAPITAL MANAGEMENT, LLC6.66M$200.6M−$22.8MCut−$34.5M
GEODE CAPITAL MANAGEMENT, LLC5.22M$157.2M−$17.4MCut−$13.3M
FIL Ltd4.83M$145.6M−$16MCut−$11M
WELLINGTON MANAGEMENT GROUP LLP4.8M$144.7M−$3.61MAdded$109.3M
Amundi4.75M$143.1M−$16.2MCut−$27.8M
Impax Asset Management Group plc3.83M$115.4M−$11MAdded$7.76M
DIMENSIONAL FUND ADVISORS LP3.79M$114.1M−$12.6MCut−$9.19M
FERNBRIDGE CAPITAL MANAGEMENT LP3.4M$102.4M−$10.5MCut−$430.5K
FULLER & THALER ASSET MANAGEMENT, INC.3.31M$99.8MNew
LGT Group Foundation3.16M$95.2M−$11.8MCut−$8.76M
ALLIANCEBERNSTEIN L.P.2.81M$94.2M$0Cut−$9.11M
Invesco Ltd.2.93M$88.4M−$8.79MAdded$2.2M
Ninety One UK Ltd2.73M$82.3M−$9.34MCut−$11.7M
FIRST TRUST ADVISORS LP2.45M$73.7M−$5.67MAdded$18.1M
Bank of New York Mellon Corp2.35M$70.7M−$8.03MCut−$8.3M
NORTHERN TRUST CORP2.32M$69.9M−$7.94MCut−$8.96M
M&G PLC2.32M$69.6M−$9.27MCut−$12.2M
Robeco Schweiz AG2.29M$68.9M−$7.82MCut−$9.83M
MORGAN STANLEY2.24M$67.5M−$7.66MCut−$10.4M
CHARLES SCHWAB INVESTMENT MANAGEMENT INC2.24M$67.4M−$7.38MCut−$5.03M
AMERIPRISE FINANCIAL INC2.02M$60.9M−$6.91MCut−$26.8M
AVIVA PLC1.93M$58M−$6.59MCut−$10.4M
GOLDMAN SACHS GROUP INC1.93M$58M−$5.32MAdded$5.9M
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.1.92M$57.8M−$6.25MCut−$3.46M
KING LUTHER CAPITAL MANAGEMENT CORP1.79M$53.8M−$5.44MAdded$418.9K
Citadel1.74M$52.4M−$173KAdded$50.7M
DEUTSCHE BANK AG\1.73M$52.2M−$4.74MAdded$5.74M
Allianz Asset Management GmbH1.73M$52.1M−$5.43MCut−$1.12M
VANGUARD FIDUCIARY TRUST CO1.63M$49MHeld
Quantinno Capital Management LP1.55M$46.7M−$5.19MCut−$4.19M
Icahn Capital1.51M$45.4M−$5.35MCut−$51M
Aberdeen Group plc1.42M$42.8M−$4.86MCut−$7.45M
Corient Private Wealth LLC1.39M$41.8M−$4.84MCut−$9.79M
BANK OF AMERICA CORP /DE/1.37M$41.3M−$4.69MCut−$26.4M
NEUMEIER POMA INVESTMENT COUNSEL LLC1.3M$39.3M−$3.85MAdded$1.49M
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC1.15M$34.6M−$3.87MCut−$3.41M
Capital Research Global Investors1.1M$33.2M−$3.77MCut−$26.4M
JANUS HENDERSON GROUP PLC1.03M$31M−$3.51MCut−$34.7M
L1 Capital International Pty Ltd956.2K$28.8MNew
Nuveen, LLC936.4K$28.2M−$3.2MCut−$12.6M
Legal & General Group Plc913.8K$27.5M−$1.31MAdded$14.7M
JPMORGAN CHASE & CO914.9K$27.2M−$3.46MCut−$5.64M
MANAGED ASSET PORTFOLIOS, LLC886.9K$26.7M−$2.89MCut−$1.64M
WELLS FARGO & COMPANY/MN880.8K$26.5M−$3.01MCut−$4.47M
NOMURA ASSET MANAGEMENT CO LTD880.4K$26.5M−$3.01MCut−$6.78M
SCHRODER INVESTMENT MANAGEMENT GROUP864.8K$25.7M−$2.7MAdded$3.91M
ROYAL BANK OF CANADA844.4K$25.4M−$2.89MCut−$3.05M
MARSHALL WACE, LLP719.6K$21.7M−$325.1KAdded$18.5M
RHUMBLINE ADVISERS713.8K$21.5M−$2.39MCut−$1.96M
Robeco Institutional Asset Management B.V.707.1K$21.3M−$2.42MCut−$3.52M
BNP PARIBAS FINANCIAL MARKETS695.2K$20.9M−$2.38MCut−$12.7M
UBS Group AG646.7K$19.5M−$2.21MCut−$2.85M
Rockefeller Capital Management L.P.626.5K$18.9M−$1.9MAdded$241.3K
TRILLIUM ASSET MANAGEMENT, LLC600.4K$18.6M−$1.19MAdded$5.29M
Fisher Asset Management, LLC612.6K$18.5M−$2.1MCut−$2.38M
MIROVA611.7K$18.4M−$922.4KAdded$9.38M
Zurcher Kantonalbank (Zurich Cantonalbank)602.7K$18.2M−$1.79MAdded$604.3K
BANK OF NOVA SCOTIA589.5K$17.8M−$2.02MCut−$12.5M
PRINCIPAL FINANCIAL GROUP INC583.3K$17.6M−$1.92MCut−$1.29M
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP543.5K$16.4M−$1.86MCut−$17.9M
Point72 Asset Management, L.P.542.3K$16.3MNew
California Public Employees Retirement System498.2K$15M−$1.7MCut−$2.35M
Swiss National Bank491K$14.8M−$1.68MCut−$1.72M
Retirement Systems of Alabama479.6K$14.4M−$1.62MCut−$1.44M
CI INVESTMENTS INC.461.9K$13.9M−$1.58MCut−$1.76M
Renaissance Technologies453.6K$13.7M−$1.55MCut−$3.4M
one8zero8, LLC451.5K$13.6M−$1.54MCut−$1.85M
BARCLAYS PLC444K$13.4M−$1.39MCut−$294.3K
Sarasin & Partners LLP436.2K$13.1M−$1.41MCut−$649.6K
Balyasny Asset Management L.P.434.5K$13.1MNew
HSBC HOLDINGS PLC431K$13M−$1.54MCut−$6.89M
ENVESTNET ASSET MANAGEMENT INC420.3K$12.7M−$1.44MCut−$6.35M
Squarepoint Ops LLC417.3K$12.6M−$235.5KAdded$10.3M
Ninety One North America, Inc.413.1K$12.4M−$1.41MCut−$1.49M
NICOLA WEALTH MANAGEMENT LTD.411K$12.4M−$1.25MAdded$137.2K
Tidal Investments LLC384.3K$11.6M−$1.11MAdded$729.7K
SEB Asset Management AB374K$11.3MHeld
Perpetual Ltd372K$11.2M−$1.11MAdded$349.4K
Copeland Capital Management, LLC365.9K$11M−$1.25MCut−$44.8M
Osprey Private Wealth LLC363.4K$10.9M−$1.18MCut−$592.5K
VOLORIDGE INVESTMENT MANAGEMENT, LLC355.8K$10.7M−$1.22MCut−$2.61M
Connor, Clark & Lunn Investment Management Ltd.349.1K$10.5M−$1.19MCut−$8.89M
Russell Investments Group, Ltd.329.9K$9.94M−$729.6KAdded$2.79M
Fidelity328.3K$9.89M−$1.12MCut−$1.96M
SEI INVESTMENTS CO315.3K$9.49M−$933.3KAdded$354.3K
BAILLIE GIFFORD & CO313.6K$9.44M−$1.07MCut−$4.94M
NOMURA ASSET MANAGEMENT INTERNATIONAL INC.311.4K$9.38M−$1.06MCut−$1.16M
INTECH INVESTMENT MANAGEMENT LLC309.5K$9.32M−$309.7KAdded$6.29M
STATE OF WISCONSIN INVESTMENT BOARD298.9K$9M−$1.02MCut−$1.59M
Renaissance Investment Group LLC295K$8.89M−$999.1KCut−$912.7K
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM290.5K$8.75M−$814.2KAdded$764.8K
SYSTEMATIC FINANCIAL MANAGEMENT LP286.7K$8.63M−$980.4KCut−$984.4K
MILLENNIUM MANAGEMENT LLC266.6K$8.03M−$911.7KCut−$14M
BAHL & GAYNOR INC261K$7.86M−$777KAdded$239.9K
Candriam S.C.A.259.4K$7.81M−$767.1KAdded$292.3K
Williams Jones Wealth Management, LLC.256.3K$7.72M−$609KAdded$1.75M
BANK OF MONTREAL /CAN/252.3K$7.6M−$862.8KCut−$2.06M
Y-Intercept (Hong Kong) Ltd244.5K$7.36M−$470.9KAdded$2.75M
HBK INVESTMENTS L P239K$7.2M−$261.3KAdded$4.64M
GHP Investment Advisors, Inc.226.4K$6.82M−$774.4KCut−$972.8K
Man Group plc217.5K$6.55M−$744KCut−$6.17M
Dana Investment Advisors, Inc.215.1K$6.48M−$735.6KCut−$751.7K
Bridgewater213.9K$6.44M−$219.9KAdded$4.29M
CAPITAL INTERNATIONAL SARL211.5K$6.37M−$708.7KCut−$580.9K
DUFF & PHELPS INVESTMENT MANAGEMENT CO211K$6.36M−$440KAdded$2.04M
STATE BOARD OF ADMINISTRATION OF FLORIDA RETIREMENT SYSTEM208.6K$6.28M−$713.4KCut−$713.4K
JANE STREET GROUP, LLC206.8K$6.23M−$707.3KCut−$2.32M
AlpenGlobal Capital LLC107.3K$6.23MHeld
NICHOLAS COMPANY, INC.204.3K$6.15M−$698.7KCut−$1.03M
Gotham Asset Management, LLC195K$5.87M−$667KCut−$9.34M
VANGUARD ASSET MANAGEMENT, Ltd189.9K$5.72MHeld
MANUFACTURERS LIFE INSURANCE COMPANY, THE186.3K$5.61M−$637KCut−$788.6K
NEW YORK STATE COMMON RETIREMENT FUND186.1K$5.6M−$612.5KCut−$402.6K
TWO SIGMA INVESTMENTS, LP183.8K$5.54M−$628.5KCut−$15.8M
Caisse de depot et placement du Quebec181.2K$5.46MNew
RAYMOND JAMES FINANCIAL INC177.9K$5.36M−$608.3KCut−$619.8K
Night Squared LP174.7K$5.26M−$249.1KAdded$2.82M
LBP AM SA174.2K$5.25M−$23.7KAdded$5.01M
PRUDENTIAL FINANCIAL INC164.2K$4.95M−$63.7KAdded$4.38M
SUSQUEHANNA INTERNATIONAL GROUP, LLP160.2K$4.83MNew
CANADA PENSION PLAN INVESTMENT BOARD160.2K$4.83M−$75.9KAdded$4.08M
Weiss Asset Management LP159.4K$4.8MNew
BLAIR WILLIAM & CO/IL158.4K$4.77M−$422.4KAdded$629.5K
Crossmark Global Holdings, Inc.152.4K$4.59M−$521.2KCut−$2.69M
LPL Financial LLC152.2K$4.58M−$520.4KCut−$7.02M
Creative Planning151.6K$4.57M−$518.5KCut−$1.72M
Bleakley Financial Group, LLC147.9K$4.46M−$124.6KAdded$3.23M
SFE Investment Counsel147.4K$4.44M−$350.3KAdded$1.01M
Advisors Asset Management, Inc.144.2K$4.34M−$452.5KCut−$95.4K
Portman Square Capital LLP144.1K$4.34M−$492.7KCut−$2.46M
Future Fund LLC137.3K$4.14M−$303.7KAdded$1.16M
CAXTON ASSOCIATES LLP135.8K$4.09MNew
PUBLIC SECTOR PENSION INVESTMENT BOARD134.9K$4.06MNew
River Wealth Advisors LLC133.3K$4.01M−$455.7KCut−$876.5K
CAPITAL INTERNATIONAL LTD /CA/133K$4.01M−$455KCut−$455K
MetLife Investment Management, LLC130.5K$3.93M−$445KCut−$434.2K
MACKENZIE FINANCIAL CORP130.3K$3.92M−$493KCut−$7.33M
RICE HALL JAMES & ASSOCIATES, LLC123K$3.7M−$327.8KAdded$489K
Edgestream Partners, L.P.121.9K$3.67M−$302.7KAdded$704.6K
Rock Point Advisors, LLC119.1K$3.59MNew
Oak Thistle LLC117.6K$3.54MNew
FIRST NATIONAL BANK OF OMAHA115.6K$3.48M−$334.2KAdded$203.8K
Asset Management One Co., Ltd.111K$3.34M−$391.4KCut−$3.31K
Police & Firemen's Retirement System of New Jersey109.3K$3.29M−$373.8KCut−$410.7K
State of Tennessee, Department of Treasury109.3K$3.29M−$781.1KCut−$610.8K
KENNEDY CAPITAL MANAGEMENT LLC105.3K$3.17M−$360.1KCut−$404K
Vanguard Global Advisers, LLC104.8K$3.16MHeld
SCHOLTZ & COMPANY, LLC103.2K$3.11MNew
NISA INVESTMENT ADVISORS, LLC102.1K$3.07M−$348.3KCut−$341.1K
AGF MANAGEMENT LTD100.8K$3.04M−$289.2KAdded$201.2K
EDMOND DE ROTHSCHILD HOLDING S.A.100.3K$3.02M−$315.2KCut−$69K
LOUISBOURG INVESTMENTS INC.120K$3.02MNew
KINGDON CAPITAL MANAGEMENT, L.L.C.100K$3.01M−$342KCut−$2.02M
MUTUAL OF AMERICA CAPITAL MANAGEMENT LLC99.9K$3.01M−$341.8KCut−$638.5K
ISTHMUS PARTNERS, LLC98.9K$2.98M−$338.2KCut−$766.2K
ZACKS INVESTMENT MANAGEMENT96.8K$2.91M−$297.2KCut−$48
LOS ANGELES CAPITAL MANAGEMENT LLC96.1K$2.89M−$197.9KCut−$4.23M
Swiss Life Asset Management Ltd93.9K$2.83M−$321.1KCut−$1.06M
One Capital Management, LLC91.2K$2.75M−$243KAdded$364.1K
Taproot Management LP89.4K$2.69M−$105.5KAdded$1.66M
Union Bancaire Privee, UBP SA90.3K$2.69M−$390.4KCut−$384.6K
Lombard Odier Asset Management (Europe) Ltd87K$2.62M−$297.4KCut−$899K
State of New Jersey Common Pension Fund D85.4K$2.57M−$292.2KCut−$292.2K
XTX Topco Ltd84.9K$2.56M−$79KAdded$1.78M
Moran Wealth Management, LLC84.1K$2.53M−$287.8KCut−$3.04M
ALPINE WOODS CAPITAL INVESTORS, LLC84K$2.53M−$287.4KCut−$916.7K
S&T Bank/PA82.5K$2.48M−$282.1KCut−$1.27M
Universal- Beteiligungs- und Servicegesellschaft mbH82K$2.47M−$290.3KCut−$2.09M
FIFTH THIRD BANCORP78.2K$2.35M−$12.7KAdded$2.23M
PUBLIC EMPLOYEES RETIREMENT SYSTEM OF OHIO78.1K$2.35M−$267.2KCut−$377.9K
YOUSIF CAPITAL MANAGEMENT, LLC78K$2.35M−$459.2KCut−$614.9K
Federation des caisses Desjardins du Quebec76.8K$2.31M−$259.1KCut−$226.8K
STALEY CAPITAL ADVISERS INC76.8K$2.31M−$262.8KCut−$262.8K
PDT Partners, LLC75.8K$2.28M−$259.1KCut−$4.22M
Catalyst Capital Advisors LLC75.7K$2.28M−$258.8KCut−$258.8K
Louisiana State Employees Retirement System75.6K$2.28M−$247.3KCut−$147.9K
Pathstone Holdings, LLC74.4K$2.24M−$254.3KCut−$449.9K
HighTower Advisors, LLC72.5K$2.18M−$247.9KCut−$344.6K
Pacer Advisors, Inc.72K$2.17M−$237.9KCut−$162.9K
Montanaro Asset Management Ltd71.5K$2.15MNew
Trexquant Investment LP71K$2.14M−$242.8KCut−$1.35M
MERCER GLOBAL ADVISORS INC /ADV70.6K$2.13M−$241.3KCut−$508.5K
Relyea Zuckerberg Hanson LLC70.5K$2.12M−$241KCut−$649.8K
BOOTHBAY FUND MANAGEMENT, LLC70.2K$2.11MNew
DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main69.3K$2.09M−$236.9KCut−$236.9K
Engineers Gate Manager LP69.2K$2.08M−$233.2KCut−$203.8K
ARIZONA STATE RETIREMENT SYSTEM68.2K$2.05M−$233.1KCut−$273.1K
Ameritas Investment Partners, Inc.66.8K$2.01M−$228.6KCut−$228.6K
Capital International, Inc./CA/66.3K$2M−$226.9KCut−$1.2M
D'Orazio & Associates, Inc.65.4K$1.97M−$223.5KCut−$224.8K
COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS65.3K$1.97M−$223.5KCut−$225.9K
KLP KAPITALFORVALTNING AS64.2K$1.93M−$214.4KCut−$169.3K
Schonfeld Strategic Advisors LLC63.8K$1.92M−$33.1KAdded$1.6M
Penobscot Investment Management Company, Inc.63K$1.9M−$215.6KCut−$415.6K
Vanguard Investments Australia, Ltd.62.9K$1.89MHeld
STATE OF MICHIGAN RETIREMENT SYSTEM62.7K$1.89M−$211.2KCut−$181K
Summit Trail Advisors, LLC61.7K$1.86M−$180.5KAdded$88K
FRANKLIN RESOURCES INC61.5K$1.85M−$210.5KCut−$405.5K
Cerity Partners LLC60.1K$1.81M−$205.5KCut−$3.56M
VOYA INVESTMENT MANAGEMENT LLC58.7K$1.77M−$70.3KAdded$1.08M
NORTHWESTERN MUTUAL INVESTMENT MANAGEMENT COMPANY, LLC58.4K$1.76M−$199.8KCut−$201.8K
NORDEA INVESTMENT MANAGEMENT AB58.5K$1.75M−$162KAdded$362.9K
New Age Alpha Advisors, LLC57.6K$1.74M−$197KCut−$239.4K
Daiwa Securities Group Inc.56.8K$1.71M$1.71MAdded$1.71M
CAPTRUST FINANCIAL ADVISORS55.6K$1.68M−$190.2KCut−$574.3K
Sciencast Management LP55.6K$1.67M−$93.1KAdded$761K
CITIGROUP INC53.6K$1.61M−$183.3KCut−$5.83M
OREGON PUBLIC EMPLOYEES RETIREMENT FUND53.5K$1.61M−$177.6KCut−$129.4K
Vest Financial, LLC52.9K$1.59MNew
Freestone Grove Partners LP51.4K$1.55MNew
Focus Partners Wealth50K$1.53M−$150.8KCut−$744.8K
STIFEL FINANCIAL CORP49K$1.47M−$167.4KCut−$1.94M
EXCHANGE TRADED CONCEPTS, LLC48.9K$1.47M−$167.3KCut−$563.8K
Bridgefront Capital, LLC48.5K$1.46M−$165.8KCut−$682.5K
WCM INVESTMENT MANAGEMENT, LLC48.7K$1.45M−$199KCut−$157.4K
ZIONS BANCORPORATION, NATIONAL ASSOCIATION /UT/48.1K$1.45M−$164.4KCut−$1.1M
Skandinaviska Enskilda Banken AB (publ)47.6K$1.43M−$163.4KCut−$8.83M
CenterBook Partners LP46K$1.39M−$157.5KCut−$2.09M
XPONANCE LLC44.9K$1.35M−$116.4KAdded$211.7K
Northwest & Ethical Investments L.P.44.4K$1.34M−$147.3KCut−$107.7K
Radnor Capital Management, LLC44.2K$1.33M−$136.9KCut−$10.4K
TEACHER RETIREMENT SYSTEM OF TEXAS43.8K$1.32M−$136.6KCut−$20.3K
Aquatic Capital Management LLC42.3K$1.27M−$144.7KCut−$860K
VICTORY CAPITAL MANAGEMENT INC41.7K$1.25M−$134.5KCut−$64.7K
IQ EQ FUND MANAGEMENT (IRELAND) Ltd41.5K$1.25M−$141.6KCut−$139.1K
WEALTH ENHANCEMENT ADVISORY SERVICES, LLC39.6K$1.23M−$146KCut−$1.04M
ALPS ADVISORS INC40.6K$1.22M−$112.1KAdded$122.2K
O'SHAUGHNESSY ASSET MANAGEMENT, LLC39.7K$1.19M−$116.5KAdded$52K
Advisory Services Network, LLC39.1K$1.18M−$25.8KAdded$925.4K
FORMULA GROWTH LTD39K$1.18M−$133.6KCut−$133.6K
Cetera Investment Advisers37.5K$1.13M−$128.1KCut−$591K
Kestra Investment Management, LLC36.5K$1.1MNew
LAZARD ASSET MANAGEMENT LLC35.2K$1.06M−$120.4KCut−$2.85M
Atria Investments, Inc33.9K$1.02M−$116.1KCut−$399.1K
Hillsdale Investment Management Inc.33.4K$1M−$94KAdded$82.2K
Legacy Wealth Asset Management, LLC33.1K$995.8K−$100.5KAdded$10.2K
Tributary Capital Management, LLC32.6K$981.9K−$110.2KCut−$99.3K
SYON CAPITAL LLC32.5K$979.1K−$111.2KCut−$294.2K
TWINBEECH CAPITAL LP32.5K$978.9K−$111.1KCut−$5.75M
Vanguard Personalized Indexing Management, LLC31.4K$946.9K−$107.5KCut−$278.1K
Caprock Group, LLC31.3K$942.6K−$101.5KCut−$52.4K
FEDERATED HERMES, INC.31.2K$939.4K−$106.7KCut−$116.6K
Orion Porfolio Solutions, LLC31.1K$937.9K−$106.5KCut−$1.01M

Who left

Positions as of Q1 2026. 13F filings arrive up to 45 days after quarter-end and omit shorts. Values are quarter-end marks, as filed. Estimated mark is the price effect on shares still held — not realized P&L or investment advice.