Ceco Environmental
CECO
171 hedge funds and large institutions have $663M invested in Ceco Environmental in 2025 Q1 according to their latest regulatory filings, with 24 funds opening new positions, 46 increasing their positions, 64 reducing their positions, and 29 closing their positions.
719% more call options, than puts
Call options by funds: $1.55M | Put options by funds: $189K
0.91% more ownership
Funds ownership: 82.15% → 83.06% (+0.91%)
3% less funds holding
Funds holding: 176 → 171 (-5)
17% less first-time investments, than exits
New positions opened: 24 | Existing positions closed: 29
24% less capital invested
Capital invested by funds: $869M → $663M (-$206M)
28% less repeat investments, than reductions
Existing positions increased: 46 | Existing positions reduced: 64
67% less funds holding in top 10
Funds holding in top 10: 3 → 1 (-2)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
William Blair Investment Management
Chicago,
Illinois
|
+$24M |
| 2 |
Legal & General Group
London,
United Kingdom
|
+$14.6M |
| 3 |
GIM
Granahan Investment Management
Waltham,
Massachusetts
|
+$8.46M |
| 4 |
Wellington Management Group
Boston,
Massachusetts
|
+$6.17M |
| 5 |
Fidelity Investments
Boston,
Massachusetts
|
+$5.69M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
VanEck Associates
New York
|
-$12.5M |
| 2 |
Invesco
Atlanta,
Georgia
|
-$11.7M |
| 3 |
Goldman Sachs
New York
|
-$9.48M |
| 4 |
FAM
Fred Alger Management
New York
|
-$8.04M |
| 5 |
Raymond James Financial
St Petersburg,
Florida
|
-$7.33M |
CECO Hedge Fund Activity: Q1 2025 in Review
171 of the 7,471 institutional investors tracked by Wall St. Rank reported a position in Ceco Environmental (CECO) for Q1 2025, worth a combined $663M — down 24% from $869M a quarter earlier.
Sellers outnumbered buyers: 29 funds closed out of CECO and 24 opened new positions — a net loss of 5 holders — while 64 trimmed existing stakes and 46 added.
The largest buyer was William Blair Investment Management, opening a new position worth an estimated $24M. The largest seller was VanEck Associates, cutting an estimated $12.5M.
- 171 institutional investors held Ceco Environmental (CECO) as of Q1 2025, down from 176 in Q4 2024.
- Funds reported $663M of Ceco Environmental stock for Q1 2025, down 24% quarter-over-quarter.
- 24 funds opened new Ceco Environmental positions in Q1 2025 and 29 closed out, a net change of -5 holders.
- The largest Ceco Environmental buyer in Q1 2025 was William Blair Investment Management, an estimated $24M added.
- The largest Ceco Environmental seller in Q1 2025 was VanEck Associates, an estimated $12.5M sold.
Based on aggregated 13F filings for Q1 2025.