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Ceco Environmental
CECO

Overview Fund Activity

176 hedge funds and large institutions have $835M invested in Ceco Environmental in 2025 Q2 according to their latest regulatory filings, with 28 funds opening new positions, 65 increasing their positions, 51 reducing their positions, and 17 closing their positions.

Holders
176
Holders Change
+7
Holders Change %
+4.14%
% of All Funds
2.36%
Holding in Top 10
2
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+100%
% of All Funds
0.03%
New
28
Increased
65
Reduced
51
Closed
17
Calls
$1.68M
Puts
$200K
Net Calls
+$1.48M
Net Calls Change
+$122K

Top Buyers

1
Wellington Management Group
1
Wellington Management Group
Massachusetts
$25.5M
2
Janus Henderson Group
2
Janus Henderson Group
United Kingdom
$26.6M
3
SBH
3
Segall Bryant & Hamill
Illinois
$7.39M
4
OCM
4
Osterweis Capital Management
California
$7.17M
5
CA
5
CSM Advisors
Pennsylvania
$5.25M

Top Sellers

1
AAM
1
ACK Asset Management
Connecticut
$0
2
Allspring Global Investments
2
Allspring Global Investments
North Carolina
$9.86M
3
Squarepoint
3
Squarepoint
New York
$1.11M
4
RS
4
Robeco Schweiz
Switzerland
$12.8M
5
MHP
5
Manatuck Hill Partners
Connecticut
$0
Name Market Value Shares Shares
Change 		Shares
Change %
BlackRock
1
BlackRock
New York
$63.4M 2,240,656 -25,950 -1%
Fidelity Investments
2
Fidelity Investments
Massachusetts
$61.6M 2,174,632 +163,995 +8%
Capital International Investors
3
Capital International Investors
California
$55.8M 1,971,334 – –
HRCM
4
Hood River Capital Management
Florida
$55M 1,941,741 +14,073 +0.7%
Vanguard Group
5
Vanguard Group
Pennsylvania
$49.7M 1,754,048 +118,167 +7%
Dimensional Fund Advisors
6
Dimensional Fund Advisors
Texas
$33.9M 1,198,796 -55,871 -4%
Luther King Capital Management (LKCM)
7
Luther King Capital Management (LKCM)
Texas
$33.3M 1,177,461 +51,357 +5%
RA
8
Royce & Associates
New York
$28.5M 1,005,613 +60,611 +6%
William Blair Investment Management
9
William Blair Investment Management
Illinois
$26.8M 945,897 +44,310 +5%
Janus Henderson Group
10
Janus Henderson Group
United Kingdom
$26.6M 941,052 +300,573 +47%
Wellington Management Group
11
Wellington Management Group
Massachusetts
$25.5M 901,602 +359,622 +66%
Thrivent Financial for Lutherans
12
Thrivent Financial for Lutherans
Minnesota
$21.4M 757,433 +15,176 +2%
VOYA Investment Management
13
VOYA Investment Management
Georgia
$20.3M 716,633 +48,561 +7%
Geode Capital Management
14
Geode Capital Management
Massachusetts
$20.2M 712,331 +18,501 +3%
State Street
15
State Street
Massachusetts
$18.6M 657,581 +8,155 +1%
Legal & General Group
16
Legal & General Group
United Kingdom
$18.5M 652,258 +74,461 +13%
DCM
17
Driehaus Capital Management
Illinois
$17.3M 610,048 +28,368 +5%
First Eagle Investment Management
18
First Eagle Investment Management
New York
$17M 601,478 +13,200 +2%
RS
19
Robeco Schweiz
Switzerland
$12.8M 452,223 -66,030 -13%
Loomis, Sayles & Company
20
Loomis, Sayles & Company
Massachusetts
$12.6M 444,296 -1,633 -0.4%
GIM
21
Granahan Investment Management
Massachusetts
$9.97M 352,091 +34,675 +11%
Allspring Global Investments
22
Allspring Global Investments
North Carolina
$9.86M 348,435 -94,534 -21%
PCM
23
Peregrine Capital Management
Minnesota
$8.35M 294,949 +54,397 +23%
MC
24
Martin & Co
Tennessee
$8.14M 287,585 -2,375 -0.8%
SBH
25
Segall Bryant & Hamill
Illinois
$7.39M 261,173 +261,173 New
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