Position in CECO
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$14,597,524
+$1,645,667 QoQ
Shares Held
160,872
-26.0% QoQ
Ownership
0.275%
of shares outstanding
% of Portfolio
0.01%
of 13F equity value
Holder Rank
#62
of 341 holders
Holding Since
Mar 2020
22 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in CECO Over Time
Shares Held
Position Value (USD)
Derivatives in CECO
reported options exposure · as of Jun 30, 2026CallValue
$2,129,123
CallShares
23,464
PutValue
$1,442,040
PutShares
15,892
Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.
Position in Pollution & Treatment Controls
Industrials · as of Jun 30, 2026CITADEL ADVISORS LLC holds $144,420,153 across 12 Pollution & Treatment Controls names. CECO ranks #2 (10.1% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | VLTO |
Veralto Corp
|
1,350,356 | $119,749,569 | |
| 2 | CECO |
Ceco Environmental Corp
This page
|
160,872 | $14,597,524 | |
| 3 | ERII |
Energy Recovery, Inc.
|
476,236 | $4,295,648 | |
| 4 | ZWS |
Zurn Elkay Water Solutions Corp
|
58,711 | $2,966,666 | |
| 5 | PCT |
PureCycle Technologies, Inc.
|
233,963 | $1,897,439 | |
| 6 | ARQ |
Arq, Inc.
|
163,201 | $416,161 | |
| 7 | ZONE |
CleanCore Solutions, Inc.
|
216,509 | $177,536 | |
| 8 | TOMZ |
TOMI Environmental Solutions, Inc.
|
36,250 | $89,175 |
All Filings in CECO
Export CSV
50 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $14,597,524 | 160,872 | Shares | Defined | 2026-08-14 | |
| 2026-06-30 | $1,442,040 | 15,892 | Put | Defined | 2026-08-14 | |
| 2026-06-30 | $2,129,123 | 23,464 | Call | Defined | 2026-08-14 | |
| 2026-03-31 | $12,951,857 | 217,386 | Shares | Defined | 2026-05-15 | |
| 2026-03-31 | $1,024,776 | 17,200 | Call | Defined | 2026-05-15 | |
| 2026-03-31 | $822,204 | 13,800 | Put | Defined | 2026-05-15 | |
| 2025-12-31 | $3,893,960 | 65,062 | Shares | Defined | 2026-02-17 | |
| 2025-12-31 | $329,175 | 5,500 | Call | Defined | 2026-02-17 | |
| 2025-09-30 | $414,720 | 8,100 | Call | Defined | 2025-11-14 | |
| 2025-09-30 | $17,589,657 | 343,548 | Shares | Defined | 2025-11-14 | |
| 2025-06-30 | $226,480 | 8,000 | Call | Defined | 2025-08-14 | |
| 2025-06-30 | $3,543,448 | 125,166 | Shares | Defined | 2025-08-14 | |
| 2025-03-31 | $245,328 | 10,760 | Shares | Defined | 2025-05-15 | |
| 2025-03-31 | $186,960 | 8,200 | Put | Defined | 2025-05-15 | |
| 2025-03-31 | $166,440 | 7,300 | Call | Defined | 2025-05-15 | |
| 2024-12-31 | $999,827 | 33,074 | Shares | Defined | 2025-02-14 | |
| 2024-12-31 | $69,529 | 2,300 | Put | Defined | 2025-02-14 | |
| 2024-12-31 | $574,370 | 19,000 | Call | Defined | 2025-02-14 | |
| 2024-09-30 | $485,040 | 17,200 | Call | Defined | 2024-11-14 | |
| 2024-09-30 | $39,480 | 1,400 | Put | Defined | 2024-11-14 | |
| 2024-06-30 | $207,720 | 7,200 | Put | Defined | 2024-08-14 | |
| 2024-06-30 | $57 | 2 | Shares | Defined | 2024-08-14 | |
| 2024-06-30 | $744,330 | 25,800 | Call | Defined | 2024-08-14 | |
| 2024-03-31 | $1,369,805 | 59,505 | Shares | Defined | 2024-05-15 | |
| 2024-03-31 | $329,186 | 14,300 | Put | Defined | 2024-05-15 | |
| 2024-03-31 | $214,086 | 9,300 | Call | Defined | 2024-05-15 | |
| 2023-12-31 | $73,008 | 3,600 | Put | Defined | 2024-02-14 | |
| 2023-12-31 | $281,892 | 13,900 | Call | Defined | 2024-02-14 | |
| 2023-12-31 | $1,466,183 | 72,297 | Shares | Defined | 2024-02-14 | |
| 2023-09-30 | $2,397,543 | 150,128 | Shares | Defined | 2023-11-14 | |
| 2023-09-30 | $236,356 | 14,800 | Call | Defined | 2023-11-14 | |
| 2023-09-30 | $12,776 | 800 | Put | Defined | 2023-11-14 | |
| 2023-06-30 | $88,176 | 6,600 | Call | Defined | 2023-08-14 | |
| 2023-06-30 | $3,952,222 | 295,825 | Shares | Defined | 2023-08-14 | |
| 2023-06-30 | $33,400 | 2,500 | Put | Defined | 2023-08-14 | |
| 2023-03-31 | $8,707,627 | 622,418 | Shares | Defined | 2023-05-15 | |
| 2023-03-31 | $25,182 | 1,800 | Put | Defined | 2023-05-15 | |
| 2023-03-31 | $109,122 | 7,800 | Call | Defined | 2023-05-15 | |
| 2022-12-31 | $50,224 | 4,300 | Call | Defined | 2023-02-14 | |
| 2022-12-31 | $2,189,415 | 187,450 | Shares | Defined | 2023-02-14 | |
| 2022-12-31 | $1,322,176 | 113,200 | Put | Defined | 2023-02-14 | |
| 2022-09-30 | $1,348,818 | 152,409 | Shares | Defined | 2022-11-14 | |
| 2022-06-30 | $506,338 | 84,672 | Shares | Defined | 2022-08-15 | |
| 2021-12-31 | $67,451 | 10,827 | Shares | Defined | 2022-02-14 | |
| 2021-06-30 | $385,099 | 53,785 | Shares | Defined | 2021-08-16 | |
| 2021-06-30 | $172,556 | 24,100 | Put | Defined | 2021-08-16 | |
| 2021-03-31 | $451,803 | 56,974 | Shares | Defined | 2021-05-21 | |
| 2021-03-31 | $317,200 | 40,000 | Put | Defined | 2021-05-21 | |
| 2020-12-31 | $647,280 | 93,000 | Put | Defined | 2021-02-16 | |
| 2020-03-31 | $145,282 | 31,110 | Shares | Defined | 2020-05-15 | |
| No filing history on record for this holder in this stock. | ||||||