Position in CECO
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$91,957,004
+$34,778,198 QoQ
Shares Held
1,013,412
+5.6% QoQ
Ownership
1.73%
of shares outstanding
% of Portfolio
0.08%
of 13F equity value
Holder Rank
#12
of 341 holders
Holding Since
Sep 2020
23 quarters on record
Voting authority
Sole 99%
Shared 0%
None 1%
Common Shares in CECO Over Time
Shares Held
Position Value (USD)
Position in Pollution & Treatment Controls
Industrials · as of Jun 30, 2026TWO SIGMA INVESTMENTS, LP holds $127,483,908 across 9 Pollution & Treatment Controls names. CECO ranks #1 (72.1% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | CECO |
Ceco Environmental Corp
This page
|
1,013,412 | $91,957,004 | |
| 2 | ZWS |
Zurn Elkay Water Solutions Corp
|
496,887 | $25,107,700 | |
| 3 | VLTO |
Veralto Corp
|
71,038 | $6,299,649 | |
| 4 | ERII |
Energy Recovery, Inc.
|
232,829 | $2,100,117 | |
| 5 | ARQ |
Arq, Inc.
|
251,777 | $642,031 | |
| 6 | ADUR |
Aduro Clean Technologies Inc.
|
40,616 | $640,108 | |
| 7 | FTEK |
Fuel Tech, Inc.
|
168,457 | $372,289 | |
| 8 | PCT |
PureCycle Technologies, Inc.
|
41,815 | $339,119 |
All Filings in CECO
Export CSV
23 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $91,957,004 | 1,013,412 | Shares | Sole | 2026-08-14 | |
| 2026-03-31 | $57,178,806 | 959,698 | Shares | Sole | 2026-05-15 | |
| 2025-12-31 | $31,455,184 | 525,567 | Shares | Sole | 2026-02-17 | |
| 2025-09-30 | $15,497,779 | 302,691 | Shares | Sole | 2025-11-14 | |
| 2025-06-30 | $230,301 | 8,135 | Shares | Sole | 2025-08-14 | |
| 2025-03-31 | $1,261,227 | 55,317 | Shares | Sole | 2025-05-15 | |
| 2024-12-31 | $1,454,607 | 48,118 | Shares | Sole | 2025-02-14 | |
| 2024-09-30 | $1,648,769 | 58,467 | Shares | Sole | 2024-11-14 | |
| 2024-06-30 | $4,529,074 | 156,987 | Shares | Sole | 2024-08-14 | |
| 2024-03-31 | $3,658,338 | 158,920 | Shares | Sole | 2024-05-15 | |
| 2023-12-31 | $3,545,674 | 174,836 | Shares | Sole | 2024-02-14 | |
| 2023-09-30 | $3,562,795 | 223,093 | Shares | Sole | 2023-11-14 | |
| 2023-06-30 | $3,495,122 | 261,611 | Shares | Sole | 2023-08-14 | |
| 2023-03-31 | $4,140,872 | 295,988 | Shares | Sole | 2023-05-15 | |
| 2022-12-31 | $2,815,008 | 241,011 | Shares | Sole | 2023-02-14 | |
| 2022-09-30 | $2,878,639 | 325,270 | Shares | Sole | 2022-11-14 | |
| 2022-06-30 | $738,231 | 123,450 | Shares | Sole | 2022-08-15 | |
| 2022-03-31 | $297,486 | 54,187 | Shares | Sole | 2022-05-16 | |
| 2021-12-31 | $257,747 | 41,372 | Shares | Sole | 2022-02-14 | |
| 2021-09-30 | $204,138 | 28,997 | Shares | Sole | 2021-11-15 | |
| 2021-06-30 | $411,964 | 57,537 | Shares | Sole | 2021-08-16 | |
| 2021-03-31 | $810,192 | 102,168 | Shares | Sole | 2021-05-17 | |
| 2020-09-30 | $116,122 | 15,929 | Shares | Sole | 2020-11-16 | |
| No filing history on record for this holder in this stock. | ||||||