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CECO

CECO

CECO Environmental Corp.

Institutional holders
348
As of Q2 2026
Total 13F value
$4.8B
Sum of disclosed positions
New positions
110
This quarter
Sold positions
24
This quarter

Top holders

Institutions with disclosed positions in this stock

FundValueShares% PortfolioChange
FMR LLC

Fmr Llc

$410.5M4.52M0.02%+94.3%
BlackRock, Inc.

Blackrock, Inc.

$392.4M4.32M0.00%+89.2%
VANGUARD CAPITAL MANAGEMENT LLC

Vanguard Capital Management Llc

$212.3M2.34M0.00%+75.6%
DIMENSIONAL FUND ADVISORS LP

Dimensional Fund Advisors Lp

$198.3M2.19M0.03%+141.9%
T. Rowe Price Investment Management, Inc.

T. Rowe Price Investment Management, Inc.

$195.4M2.15M0.13%+1.0%
AMERICAN CENTURY COMPANIES INC

American Century Companies Inc

$189.5M2.09M0.08%+10.3%
DRIEHAUS CAPITAL MANAGEMENT LLC

Driehaus Capital Management Llc

$141.6M1.56M0.82%+143.9%
GEODE CAPITAL MANAGEMENT, LLC

Geode Capital Management, Llc

$132.5M1.46M0.01%+70.6%
Divisadero Street Capital Management, LP

Divisadero Street Capital Management, Lp

$120.7M1.33M2.73%+608.9%
STATE STREET CORP

State Street Corporation

$114.8M1.26M0.00%+92.4%
Capital World Investors

Capital World Investors

$105M1.16M0.01%+9.7%
TWO SIGMA INVESTMENTS, LP

Two Sigma Investments

$92M1.01M0.07%+5.6%
NEEDHAM INVESTMENT MANAGEMENT LLC

Needham Investment Management Llc

$86.9M957.5K2.50%+147.1%
Jupiter Topco LLC

Jupiter Topco Llc

$86.2M949.9K0.03%New Position
ROYCE & ASSOCIATES LP

Royce & Associates Lp

$76.4M842.3K0.62%+1.8%
PRICE T ROWE ASSOCIATES INC /MD/

Price T Rowe Associates Inc /Md/

$75.8M835.7K0.01%+3810.6%
EMERALD ADVISERS, LLC

Emerald Advisers, Llc

$66.9M736.8K1.57%+40.9%
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM

California State Teachers Retirement System

$66.5M5.59M0.01%+15819.8%
KING LUTHER CAPITAL MANAGEMENT CORP

King Luther Capital Management Corp

$65.1M716.9K0.27%-4.4%
Invesco Ltd.

Invesco Ltd.

$60.6M667.9K0.00%+1707.4%
LORD, ABBETT & CO. LLC

Lord, Abbett & Co. Llc

$58.3M642.1K0.17%+55.0%
IES Holdings, Inc.

Ies Holdings, Inc.

$56.6M623.5K18.22%+9.7%
THRIVENT FINANCIAL FOR LUTHERANS

Thrivent Financial For Lutherans

$55.2M608.0K0.07%-5.0%
GW&K Investment Management, LLC

Gw&K Investment Management, Llc

$54.6M601.5K0.41%New Position
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP

Arrowstreet Capital, Limited Partnership

$51.6M568.5K0.02%+393.3%
First Eagle Investment Management, LLC

First Eagle Investment Management, Llc

$49.8M548.6K0.04%+13.1%
NORTHERN TRUST CORP

Northern Trust Corp

$44.7M492.5K0.00%+95.5%
UBS Group AG

Ubs Group Ag

$43.1M475.2K0.01%+136.3%
EMERALD MUTUAL FUND ADVISERS TRUST

Emerald Mutual Fund Advisers Trust

$42.8M471.2K1.50%+50.1%
VANGUARD PORTFOLIO MANAGEMENT LLC

Vanguard Portfolio Management Llc

$41.3M454.7K0.00%+91.2%
Legal & General Group Plc

Legal & General Group Plc

$40.5M445.9K0.01%+11.3%
CHARLES SCHWAB INVESTMENT MANAGEMENT INC

Charles Schwab Investment Management Inc

$40.2M442.7K0.01%+78.8%
Sixth Street Partners Management Company, L.P.

Sixth Street Partners Management Company, L.P.

$40.2M442.7K0.01%New Position
Assenagon Asset Management S.A.

Assenagon Asset Management S.A.

$39.9M439.6K0.02%New Position
Nuveen, LLC

Nuveen, Llc

$37.6M414.2K0.00%+239.9%
VOYA INVESTMENT MANAGEMENT LLC

Voya Investment Management Llc

$36M396.3K0.02%+7634.1%
VANGUARD FIDUCIARY TRUST CO

Vanguard Fiduciary Trust Co

$34.5M379.7K0.01%+81.1%
OBERWEIS ASSET MANAGEMENT INC/

Oberweis Asset Management Inc/

$32.5M358.1K0.67%+165.2%
DEUTSCHE BANK AG\

Deutsche Bank Ag\

$30.5M335.8K0.01%+47.4%
VAN LANSCHOT KEMPEN INVESTMENT MANAGEMENT N.V.

Van Lanschot Kempen Investment Management N.V.

$29.7M327.3K0.23%New Position
CITADEL ADVISORS LLC

Citadel Advisors

$29.2M321.7K0.00%-26.0%
Harvey Partners, LLC

Harvey Partners, Llc

$28.2M311.1K1.93%New Position
KENNEDY CAPITAL MANAGEMENT LLC

Kennedy Capital Management Llc

$25.8M284.3K0.46%+89.8%
MORGAN STANLEY

Morgan Stanley

$24.2M266.9K0.00%-23.9%
GOLDMAN SACHS GROUP INC

Goldman Sachs Group

$24.2M266.2K0.00%+110.4%
Russell Investments Group, Ltd.

Russell Investments Group, Ltd.

$23.8M262.5K0.01%+129.3%
MILLENNIUM MANAGEMENT LLC

Millennium Management

$23.5M259.5K0.01%+2105.1%
SEGALL BRYANT & HAMILL, LLC

Segall Bryant & Hamill, Llc

$23.5M259.2K0.28%New Position
NEW SOUTH CAPITAL MANAGEMENT INC

New South Capital Management Inc

$23.3M257.3K0.98%New Position
Rockefeller Capital Management L.P.

Rockefeller Capital Management L.P.

$22.3M245.9K0.03%-3.3%

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