CECO Environmental Corp.

Historical 13F Holders

Symbol
CECO
CUSIP
125141101
All holders as of
Q2 2026
Type
Equity
Class
COM
Reported Value, Excluding Options
Total Filings

13D/G Filers

Investors who own more than 5% of a class must file a Schedule 13D or 13G. Every filing for 125141101 since 12/18/2024, newest first.

Filer % of Class Filed
T. Rowe Price Investment Management, Inc. 13G/A Amendment 1 3.7% 8/14/2026
Event 6/30/2026
American Century Investment Management, Inc. 13G/A Amendment 1
3.6% 8/14/2026
Event 6/30/2026
FMR LLC 13G/A Amendment 2
7.7% 8/6/2026
Event 6/30/2026
T. Rowe Price Investment Management, Inc. 13G 6.0% 5/15/2026
Event 3/31/2026
Jason DeZwirek 13D/A Amendment 18
11.7% 2/26/2026
Event 2/23/2026
American Century Investment Management, Inc. 13G
5.7% 2/13/2026
Event 12/31/2025
Vanguard Group Inc 13G/A Amendment 1 4.99% 1/30/2026
Event 12/31/2025
Hood River Capital Management LLC 13G/A Amendment 1 1.4% 11/14/2025
Event 9/30/2025
Capital International Investors 13G/A Amendment 1 4.7% 11/13/2025
Event 9/30/2025
Vanguard Group Inc 13G 5.0% 10/30/2025
Event 9/30/2025
FMR LLC 13G/A Amendment 1
6.2% 8/6/2025
Event 6/30/2025
BlackRock, Inc. 13G/A Amendment 1 6.3% 7/16/2025
Event 6/30/2025
Hood River Capital Management LLC 13G 5.5% 5/15/2025
Event 3/31/2025
Dimensional Fund Advisors LP 13G/A Amendment 8 3.6% 4/15/2025
Event 3/31/2025
FMR LLC 13G
5.1% 2/12/2025
Event 12/31/2024

13F Holders by Quarter

Period Filings Shares, Excl. Options Value, Excl. Options
2026 Q3 22 155 k $8.70 M
2026 Q2 359 57.7 M $4.79 B
2026 Q1 274 31.6 M $1.88 B
2025 Q4 238 29.5 M $1.77 B
2025 Q3 234 28.7 M $1.47 B
2025 Q2 190 29.6 M $837 M
2025 Q1 178 29.7 M $678 M
2024 Q4 180 28.7 M $870 M
2024 Q3 181 26.6 M $750 M
2024 Q2 185 26.2 M $756 M
2024 Q1 185 24.7 M $568 M
2023 Q4 167 24.4 M $496 M
2023 Q3 156 23.9 M $373 M
2023 Q2 151 23.9 M $319 M
2023 Q1 147 22.0 M $308 M
2022 Q4 126 22.0 M $257 M
2022 Q3 116 22.3 M $197 M
2022 Q2 100 21.9 M $131 M
2022 Q1 95 23.6 M $129 M
2021 Q4 91 23.1 M $144 M
2021 Q3 84 23.1 M $163 M
2021 Q2 95 24.1 M $172 M
2021 Q1 99 24.2 M $192 M
2020 Q4 90 27.2 M $189 M
2020 Q3 91 25.0 M $182 M
2020 Q2 90 25.0 M $165 M
2020 Q1 94 24.5 M $114 M
2019 Q4 110 25.5 M $195 M
2019 Q3 116 25.2 M $176 M
2019 Q2 119 24.4 M $234 M
2019 Q1 122 24.0 M $172 M
2018 Q4 115 24.2 M $163 M
2018 Q3 99 23.2 M $183 M
2018 Q2 98 23.4 M $144 M
2018 Q1 103 23.3 M $104 M
2017 Q4 109 23.0 M $118 M
2017 Q3 117 23.4 M $198 M
2017 Q2 132 23.5 M $216 M
2017 Q1 149 24.3 M $255 M
2016 Q4 136 21.6 M $302 M
2016 Q3 117 19.1 M $216 M
2016 Q2 100 18.4 M $161 M
2016 Q1 104 18.5 M $115 M
2015 Q4 107 18.5 M $142 M
2015 Q3 118 18.4 M $151 M
2015 Q2 97 13.0 M $146 M
2015 Q1 91 13.5 M $144 M
2014 Q4 101 13.7 M $213 M
2014 Q3 101 13.1 M $176 M
2014 Q2 108 13.0 M $203 M
2014 Q1 103 12.3 M $205 M