SUSQUEHANNA INTERNATIONAL GROUP, LLP
Position in CLIR — ClearSign Technologies Corp
CIK 1446194
BALA CYNWYD, PA
Position in CLIR
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$0
-$58,664 QoQ
Shares Held
0
-100.0% QoQ
Ownership
0.000%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Jun 2020
18 quarters on record
Common Shares in CLIR Over Time
Shares Held
Position Value (USD)
Derivatives in CLIR
reported options exposure · as of Mar 31, 2026CallValue
$0
CallShares
0
PutValue
$45,780
PutShares
10,500
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, 2026SUSQUEHANNA INTERNATIONAL GROUP, LLP holds $35,312,598 across 9 Pollution & Treatment Controls names.
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | PCT |
PureCycle Technologies, Inc.
|
2,650,847 | $21,498,368 | |
| 2 | CECO |
Ceco Environmental Corp
|
76,176 | $6,912,210 | |
| 3 | VLTO |
Veralto Corp
|
40,030 | $3,549,860 | |
| 4 | ERII |
Energy Recovery, Inc.
|
193,919 | $1,749,149 | |
| 5 | ZWS |
Zurn Elkay Water Solutions Corp
|
21,992 | $1,111,255 | |
| 6 | CDZI |
Cadiz Inc
|
70,170 | $293,310 | |
| 7 | FTEK |
Fuel Tech, Inc.
|
35,896 | $79,330 | |
| 8 | ARQ |
Arq, Inc.
|
29,608 | $75,500 |
All Filings in CLIR
Export CSV
34 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $45,780 | 10,500 | Put | Other | 2026-05-15 | |
| 2025-12-31 | $7,616 | 13,600 | Put | Other | 2026-02-17 | |
| 2025-12-31 | $58,664 | 104,759 | Shares | Other | 2026-02-17 | |
| 2025-09-30 | $38,374 | 49,838 | Shares | Other | 2025-11-14 | |
| 2025-09-30 | $10,857 | 14,100 | Call | Other | 2025-11-14 | |
| 2025-06-30 | $58,294 | 104,097 | Shares | Other | 2025-08-14 | |
| 2025-03-31 | $53,163 | 70,885 | Shares | Other | 2025-05-14 | |
| 2023-09-30 | $43,382 | 39,800 | Call | Defined | 2023-11-14 | |
| 2023-06-30 | $52,138 | 39,800 | Call | Defined | 2023-08-11 | |
| 2022-12-31 | $10,909 | 20,202 | Shares | Defined | 2023-02-14 | |
| 2022-09-30 | $10,764 | 11,700 | Call | Defined | 2022-11-14 | |
| 2022-06-30 | $36,365 | 30,054 | Shares | Defined | 2022-08-15 | |
| 2022-06-30 | $40,172 | 33,200 | Put | Defined | 2022-08-15 | |
| 2022-03-31 | $59,701 | 36,627 | Shares | Defined | 2022-05-16 | |
| 2022-03-31 | $55,420 | 34,000 | Put | Defined | 2022-05-16 | |
| 2021-12-31 | $66,873 | 48,459 | Shares | Defined | 2022-04-05 | |
| 2021-12-31 | $26,220 | 19,000 | Call | Defined | 2022-04-05 | |
| 2021-12-31 | $72,726 | 52,700 | Put | Defined | 2022-04-05 | |
| 2021-09-30 | $78,600 | 39,300 | Put | Defined | 2021-11-15 | |
| 2021-09-30 | $129,122 | 64,561 | Shares | Defined | 2021-11-15 | |
| 2021-06-30 | $202,560 | 42,200 | Call | Defined | 2021-08-11 | |
| 2021-06-30 | $188,188 | 39,206 | Shares | Defined | 2021-08-11 | |
| 2021-06-30 | $214,080 | 44,600 | Put | Defined | 2021-08-11 | |
| 2021-03-31 | $318,648 | 56,100 | Put | Defined | 2021-05-17 | |
| 2021-03-31 | $61,912 | 10,900 | Call | Defined | 2021-05-17 | |
| 2021-03-31 | $547,001 | 96,303 | Shares | Defined | 2021-05-17 | |
| 2020-12-31 | $87,607 | 29,900 | Call | Defined | 2021-02-16 | |
| 2020-12-31 | $638,523 | 217,926 | Shares | Defined | 2021-02-16 | |
| 2020-12-31 | $157,341 | 53,700 | Put | Defined | 2021-02-16 | |
| 2020-09-30 | $95,824 | 42,400 | Call | Defined | 2020-11-16 | |
| 2020-09-30 | $76,388 | 33,800 | Put | Defined | 2020-11-16 | |
| 2020-09-30 | $349,348 | 154,579 | Shares | Defined | 2020-11-16 | |
| 2020-06-30 | $168,896 | 81,200 | Call | Defined | 2020-08-14 | |
| 2020-06-30 | $210,660 | 101,279 | Shares | Defined | 2020-08-14 | |
| No filing history on record for this holder in this stock. | ||||||