Position in CLIR
as of Jun 30, 2026
· filed Sep 2, 2026
Position Value
$75,473
+$54,904 QoQ
Shares Held
20,565
+669.9% QoQ
Ownership
0.302%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#8
of 24 holders
Holding Since
Mar 2020
20 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in CLIR Over Time
Shares Held
Position Value (USD)
Derivatives in CLIR
reported options exposure · as of Mar 31, 2025CallValue
$4,500
CallShares
600
PutValue
$0
PutShares
0
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 $144,943,091 across 13 Pollution & Treatment Controls names. CLIR ranks #11 (0.1% 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
|
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 | CDZI |
Cadiz Inc
|
125,105 | $522,938 | |
| 7 | ARQ |
Arq, Inc.
|
163,201 | $416,161 | |
| 8 | ZONE |
Zone Frontier Inc.
|
216,509 | $177,536 |
All Filings in CLIR
Export CSV
36 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $75,473 | 20,565 | Shares | Defined | 2026-09-02 | |
| 2025-09-30 | $20,569 | 26,714 | Shares | Defined | 2025-11-14 | |
| 2025-06-30 | $24,816 | 44,316 | Shares | Defined | 2025-08-14 | |
| 2025-03-31 | $4,500 | 6,000 | Call | Defined | 2025-05-15 | |
| 2025-03-31 | $30,061 | 40,082 | Shares | Defined | 2025-05-15 | |
| 2024-12-31 | $49,152 | 34,134 | Shares | Defined | 2025-02-14 | |
| 2024-03-31 | $89,337 | 92,100 | Call | Defined | 2024-05-15 | |
| 2024-03-31 | $50,506 | 52,069 | Shares | Defined | 2024-05-15 | |
| 2023-12-31 | $3,996 | 3,600 | Call | Defined | 2024-02-14 | |
| 2023-12-31 | $66,980 | 60,343 | Shares | Defined | 2024-02-14 | |
| 2023-12-31 | $2,220 | 2,000 | Put | Defined | 2024-02-14 | |
| 2023-09-30 | $74,945 | 68,757 | Shares | Defined | 2023-11-14 | |
| 2023-09-30 | $30,847 | 28,300 | Call | Defined | 2023-11-14 | |
| 2023-06-30 | $393 | 300 | Put | Defined | 2023-08-14 | |
| 2023-06-30 | $20,918 | 15,968 | Shares | Defined | 2023-08-14 | |
| 2023-06-30 | $47,946 | 36,600 | Call | Defined | 2023-08-14 | |
| 2023-03-31 | $400 | 500 | Call | Defined | 2023-05-15 | |
| 2023-03-31 | $880 | 1,100 | Put | Defined | 2023-05-15 | |
| 2023-03-31 | $29,210 | 36,513 | Shares | Defined | 2023-05-15 | |
| 2022-12-31 | $540 | 1,000 | Put | Defined | 2023-02-14 | |
| 2022-12-31 | $13,257 | 24,551 | Shares | Defined | 2023-02-14 | |
| 2022-09-30 | $23,639 | 25,695 | Shares | Defined | 2022-11-14 | |
| 2021-12-31 | $16,422 | 11,900 | Call | Defined | 2022-02-14 | |
| 2021-09-30 | $31,000 | 15,500 | Put | Defined | 2021-11-15 | |
| 2021-09-30 | $50,544 | 25,272 | Shares | Defined | 2021-11-15 | |
| 2021-06-30 | $77,534 | 16,153 | Shares | Defined | 2021-08-16 | |
| 2021-06-30 | $64,320 | 13,400 | Put | Defined | 2021-08-16 | |
| 2021-06-30 | $184,800 | 38,500 | Call | Defined | 2021-08-16 | |
| 2021-03-31 | $322,056 | 56,700 | Call | Defined | 2021-05-21 | |
| 2020-12-31 | $33,056 | 11,282 | Shares | Defined | 2021-02-16 | |
| 2020-12-31 | $60,651 | 20,700 | Call | Defined | 2021-02-16 | |
| 2020-09-30 | $92,660 | 41,000 | Call | Defined | 2020-11-16 | |
| 2020-06-30 | $82,992 | 39,900 | Call | Defined | 2020-08-14 | |
| 2020-06-30 | $153,504 | 73,800 | Put | Defined | 2020-08-14 | |
| 2020-06-30 | $29,461 | 14,164 | Shares | Defined | 2020-08-14 | |
| 2020-03-31 | $27,720 | 38,500 | Call | Defined | 2020-05-15 | |
| No filing history on record for this holder in this stock. | ||||||