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Tetra Tech Inc

TTEK
Exchange
Nasdaq
Industry
Services-Engineering Services
SEC CIK
0000831641

No open-market purchases or sales by Tetra Tech Inc insiders were filed in the last 90 days; 555 institutions reported holding it in 13F filings for Q2 2026, worth $7.32B in total; no superinvestor holds it.

13F holders, Q4 2021

Institutional positions in Tetra Tech Inc as of Dec 31, 2021. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
401
+47 vs. Q3 2021
Shares held
46.8M
−774.1K (−1.6%) vs. Q3 2021
Total value
$7.93B
+$857.8M (+12.1%) vs. Q3 2021
New holders
71
115 more added
Sold out
24
150 more reduced

5 institutions that held it in Q3 2021 haven't filed for Q4 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 2021: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting TTEK on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ4 2021: 401 institutions
Q1 2021: 365 institutionsQ2 2021: 366 institutionsQ3 2021: 359 institutionsQ4 2021: 401 institutionsQ1 2022: 404 institutionsQ2 2022: 415 institutionsQ3 2022: 412 institutionsQ4 2022: 470 institutionsQ1 2023: 445 institutionsQ2 2023: 455 institutionsQ3 2023: 471 institutionsQ4 2023: 510 institutionsQ1 2024: 512 institutionsQ2 2024: 600 institutionsQ3 2024: 646 institutionsQ4 2024: 638 institutionsQ1 2025: 568 institutionsQ2 2025: 590 institutionsQ3 2025: 597 institutionsQ4 2025: 611 institutionsQ1 2026: 593 institutionsQ2 2026: 555 institutions
Value heldQ4 2021: $7.93B
Q1 2021: $6.39BQ2 2021: $5.68BQ3 2021: $7.08BQ4 2021: $7.93BQ1 2022: $7.86BQ2 2022: $6.31BQ3 2022: $5.91BQ4 2022: $6.68BQ1 2023: $6.81BQ2 2023: $7.67BQ3 2023: $7.09BQ4 2023: $7.87BQ1 2024: $8.66BQ2 2024: $9.88BQ3 2024: $11.2BQ4 2024: $9.45BQ1 2025: $7.18BQ2 2025: $8.94BQ3 2025: $8.22BQ4 2025: $8.10BQ1 2026: $7.35BQ2 2026: $7.32B
Institutions holding TTEK and their total value by quarter
QuarterHoldersValue
Q2 2026555$7.32B
Q1 2026593$7.35B
Q4 2025611$8.10B
Q3 2025597$8.22B
Q2 2025590$8.94B
Q1 2025568$7.18B
Q4 2024638$9.45B
Q3 2024646$11.2B
Q2 2024600$9.88B
Q1 2024512$8.66B
Q4 2023510$7.87B
Q3 2023471$7.09B
Q2 2023455$7.67B
Q1 2023445$6.81B
Q4 2022470$6.68B
Q3 2022412$5.91B
Q2 2022415$6.31B
Q1 2022404$7.86B
Q4 2021401$7.93B
Q3 2021359$7.08B
Q2 2021366$5.68B
Q1 2021365$6.39B

Institutions, Q4 2021

Shares, value and share of portfolio for each institution holding Tetra Tech Inc; share changes are against Q3 2021.

Institutions holding TTEK in Q4 2021
InstitutionSharesValue% of portfolioChange in sharesAction
Public Employees Retirement System of Ohio1,509$256.0K0.00%−28−1.8%Reduced
Park Avenue Securities LLC1,543$262.0K0.00%+38+2.5%Added
Kestra Advisory Services, LLC1,553$264.0K0.00%−15−1.0%Reduced
Spire Wealth Management1,560$265.0K0.01%+2+0.1%Added
Ingalls & Snyder LLC1,565$266.0K0.01%00.0%Unchanged
CWM Advisors, LLC1,575$267.0K0.03%−109−6.5%Reduced
Cornercap Investment Counsel Inc1,587$269.0K0.04%00.0%Unchanged
Pitcairn Co1,677$285.0K0.02%−432−20.5%Reduced
FORA Capital, LLC1,738$295.0K0.11%+1,738New
Graham Capital Management, L.P.1,843$312.0K0.02%+1,843New
Advisory Services Network, LLC1,866$316.0K0.01%+221+13.4%Added
Fiduciary Trust Co1,865$317.0K0.01%−60−3.1%Reduced
J.W. Cole Advisors, Inc.1,904$323.0K0.02%−5−0.3%Reduced
Financial Network Wealth Management LLC1,900$323.0K0.16%00.0%Unchanged
Teza Capital Management LLC1,934$328.0K0.09%+1,934New
Cim Investment Mangement Inc1,955$332.0K0.10%−1,964−50.1%Reduced
Intrust Bank NA1,958$332.0K0.04%00.0%Unchanged
Bluestein R H & Co1,963$333.0K0.01%00.0%Unchanged
Holderness Investments Co2,000$340.0K0.10%00.0%Unchanged
LGT Fund Management Co Ltd.2,000$340.0K0.10%+2,000New
Aigen Investment Management, LP2,114$352.0K0.02%−1,419−40.2%Reduced
US Bancorp2,083$353.0K0.00%−85−3.9%Reduced
CIBC Asset Management Inc2,129$362.0K0.00%+52+2.5%Added
Penobscot Investment Management Company, Inc.2,210$375.0K0.05%00.0%Unchanged
Gsa Capital Partners LLP2,309$392.0K0.05%+2,309New
M&T Bank Corp2,603$442.0K0.00%00.0%Unchanged
Truist Financial Corp2,608$442.0K0.00%+344+15.2%Added
Panagora Asset Management Inc2,646$449.0K0.00%−2,352−47.1%Reduced
Bessemer Group Inc2,650$450.0K0.00%−504−16.0%Reduced
American Century Companies Inc2,649$450.0K0.00%+608+29.8%Added
D. E. Shaw & Co., Inc.2,667$453.0K0.00%−6,430−70.7%Reduced
Verition Fund Management LLC2,698$458.0K0.01%+2,698New
Lindenwold Advisors2,788$473.0K0.28%+2,788New
Ci Investments Inc.2,811$477.0K0.00%+2,020+255.4%Added
Mackenzie Financial Corp2,813$478.0K0.00%−270−8.8%Reduced
Laurel Wealth Advisors, Inc.2,820$479.0K0.04%+2,820New
Shelton Capital Management2,865$486.0K0.02%−144−4.8%Reduced
Tributary Capital Management, LLC2,917$495.0K0.04%−414−12.4%Reduced
Tocqueville Asset Management L.P.3,005$510.0K0.01%00.0%Unchanged
Northwestern Mutual Wealth Management Co3,319$563.0K0.00%−1,285−27.9%Reduced
Phoenix Holdings Ltd.3,457$582.0K0.01%−244−6.6%Reduced
Henshaw Capital LLC3,491$592.8K0.03%00.0%Unchanged
Coldstream Capital Management Inc3,507$596.0K0.02%+1,011+40.5%Added
Guggenheim Capital LLC3,521$598.0K0.00%−1,066−23.2%Reduced
Banque Pictet & Cie SA3,626$616.0K0.00%+3,626New
Amundi4,063$618.0K0.00%−197,725−98.0%Reduced
Twinbeech Capital LP3,672$624.0K0.04%+3,672New
XTX Topco Ltd3,703$629.0K0.36%+3,703New
Creative Planning3,731$634.0K0.00%−741−16.6%Reduced
Fred Alger Management, LLC3,738$635.0K0.00%00.0%Unchanged
MML Investors Services, LLC3,849$654.0K0.00%−25−0.6%Reduced
Sumitomo Life Insurance Co3,948$670.0K0.02%+3,948New
Guinness Asset Management LTD3,958$672.0K0.03%+154+4.0%Added
JustInvest LLC3,989$677.0K0.04%+572+16.7%Added
Synovus Financial Corp3,962$679.0K0.01%−131−3.2%Reduced
Tower Research Capital LLC (TRC)4,080$693.0K0.01%+523+14.7%Added
Ledyard National Bank4,089$694.0K0.07%+42+1.0%Added
The PNC Financial Services Group, Inc.4,314$733.0K0.00%−268−5.8%Reduced
Janney Montgomery Scott LLC4,364$741.0K0.00%−38−0.9%Reduced
Profund Advisors LLC4,549$772.0K0.03%−4−0.1%Reduced
Manchester Capital Management LLC4,583$778.0K0.10%−65−1.4%Reduced
Los Angeles Capital Management LLC4,607$782.0K0.00%−3,379−42.3%Reduced
Crossmark Global Holdings, Inc.4,640$788.0K0.02%−900−16.2%Reduced
First Business Financial Services, Inc.4,676$794.0K0.08%00.0%Unchanged
Captrust Financial Advisors4,680$795.0K0.01%−124−2.6%Reduced
First Pacific Financial4,828$820.0K0.40%−499−9.4%Reduced
Securian Asset Management, Inc4,849$823.0K0.02%00.0%Unchanged
AE Wealth Management LLC4,847$823.0K0.01%+103+2.2%Added
First Wilshire Securities Management Inc4,900$832.0K0.26%00.0%Unchanged
Principal Street Partners, LLC5,046$857.0K0.21%00.0%Unchanged
Algert Global LLC5,062$860.0K0.11%+1,430+39.4%Added
Pathstone Family Office, LLC5,110$868.0K0.02%+615+13.7%Added
Campbell & CO Investment Adviser LLC5,200$883.0K0.30%+5,200New
Baird Financial Group, Inc.5,528$939.0K0.00%−493−8.2%Reduced
APG Asset Management N.V.6,300$941.0K0.00%+6,300New
Strategic Wealth Partners, Ltd.5,585$948.0K0.18%+57+1.0%Added
Rathbone Brothers plc5,615$953.0K0.01%−190−3.3%Reduced
Gotham Asset Management, LLC5,633$956.0K0.03%+4,113+270.6%Added
Legacy Wealth Asset Management, LLC5,762$978.0K0.33%−1,143−16.6%Reduced
Trexquant Investment LP5,942$1.01M0.06%+5,942New
Paloma Partners Management Co6,122$1.04M0.03%+6,122New
Bank of Montreal6,346$1.08M0.00%−590−8.5%Reduced
Jane Street Group, LLC6,474$1.10M0.00%+4,095+172.1%Added
O'Shaughnessy Asset Management, LLC6,519$1.11M0.02%−3,381−34.2%Reduced
Sumitomo Mitsui Trust Holdings, Inc.6,564$1.11M0.00%+5,059+336.1%Added
Whittier Trust Co6,583$1.12M0.02%00.0%Unchanged
Virginia Retirement Systems Et Al7,000$1.19M0.01%+1,600+29.6%Added
Victory Capital Management Inc7,057$1.20M0.00%−243−3.3%Reduced
Commonwealth Equity Services, LLC7,133$1.21M0.00%−129−1.8%Reduced
Tortoise Capital Advisors, L.L.C.7,150$1.21M0.02%−1,365−16.0%Reduced
Great Lakes Advisors, LLC7,204$1.22M0.02%+727+11.2%Added
Pacer Advisors, Inc.7,562$1.28M0.01%+1,498+24.7%Added
First National Bank of Omaha7,609$1.29M0.06%−181−2.3%Reduced
Raymond James Financial Services Advisors, Inc.7,615$1.29M0.00%−245−3.1%Reduced
State of Tennessee, Treasury Department7,771$1.32M0.00%00.0%Unchanged
Lazard Asset Management LLC7,788$1.32M0.00%−2,250−22.4%Reduced
State of Alaska, Department of Revenue7,835$1.33M0.01%−465−5.6%Reduced
Public Employees Retirement Association of Colorado7,833$1.33M0.01%00.0%Unchanged
Pendal Group Limited8,158$1.39M0.01%+5,788+244.2%Added
Alberta Investment Management Corp8,161$1.39M0.01%+8,161New