SUSQUEHANNA INTERNATIONAL GROUP, LLP
Position in CENX — Century Aluminum Co
CIK 1446194
BALA CYNWYD, PA
Position in CENX
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$8,253,457
+$3,647,936 QoQ
Shares Held
179,384
+128.6% QoQ
Ownership
0.181%
of shares outstanding
% of Portfolio
0.01%
of 13F equity value
Holder Rank
#69
of 413 holders
Holding Since
Mar 2020
26 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in CENX Over Time
Shares Held
Position Value (USD)
Derivatives in CENX
reported options exposure · as of Jun 30, 2026CallValue
$18,109,536
CallShares
393,600
PutValue
$9,114,581
PutShares
198,100
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 Aluminum
Basic Materials · as of Jun 30, 2026SUSQUEHANNA INTERNATIONAL GROUP, LLP holds $26,548,754 across 4 Aluminum names. CENX ranks #2 (31.1% of the industry book) .
All Filings in CENX
Export CSV
50 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $9,114,581 | 198,100 | Put | Other | 2026-08-14 | |
| 2026-06-30 | $8,253,457 | 179,384 | Shares | Other | 2026-08-14 | |
| 2026-06-30 | $18,109,536 | 393,600 | Call | Other | 2026-08-14 | |
| 2026-03-31 | $25,788,386 | 439,400 | Call | Other | 2026-05-15 | |
| 2026-03-31 | $15,752,396 | 268,400 | Put | Other | 2026-05-15 | |
| 2026-03-31 | $4,605,521 | 78,472 | Shares | Other | 2026-05-15 | |
| 2025-12-31 | $33,491,064 | 854,800 | Put | Other | 2026-02-17 | |
| 2025-12-31 | $8,246,723 | 210,483 | Shares | Other | 2026-02-17 | |
| 2025-12-31 | $74,199,084 | 1,893,800 | Call | Other | 2026-02-17 | |
| 2025-09-30 | $37,160,952 | 1,265,700 | Call | Other | 2025-11-14 | |
| 2025-09-30 | $20,822,112 | 709,200 | Put | Other | 2025-11-14 | |
| 2025-09-30 | $6,404,913 | 218,151 | Shares | Other | 2025-11-14 | |
| 2025-06-30 | $8,258,566 | 458,300 | Call | Other | 2025-08-14 | |
| 2025-06-30 | $4,467,158 | 247,900 | Put | Other | 2025-08-14 | |
| 2025-06-30 | $1,147,711 | 63,691 | Shares | Other | 2025-08-14 | |
| 2025-03-31 | $1,389,123 | 74,845 | Shares | Other | 2025-05-14 | |
| 2025-03-31 | $12,951,168 | 697,800 | Call | Other | 2025-05-14 | |
| 2025-03-31 | $2,481,472 | 133,700 | Put | Other | 2025-05-14 | |
| 2024-12-31 | $676,563 | 37,133 | Shares | Other | 2025-02-14 | |
| 2024-12-31 | $12,591,842 | 691,100 | Call | Other | 2025-02-14 | |
| 2024-12-31 | $3,449,046 | 189,300 | Put | Other | 2025-02-14 | |
| 2024-09-30 | $5,320,194 | 327,800 | Call | Defined | 2024-11-14 | |
| 2024-09-30 | $246,160 | 15,167 | Shares | Defined | 2024-11-14 | |
| 2024-09-30 | $1,147,461 | 70,700 | Put | Defined | 2024-11-14 | |
| 2024-06-30 | $603,134 | 36,008 | Shares | Defined | 2024-08-15 | |
| 2024-06-30 | $1,842,500 | 110,000 | Put | Defined | 2024-08-15 | |
| 2024-06-30 | $4,085,325 | 243,900 | Call | Defined | 2024-08-15 | |
| 2024-03-31 | $2,671,704 | 173,600 | Call | Defined | 2024-05-07 | |
| 2024-03-31 | $1,168,100 | 75,900 | Shares | Defined | 2024-05-07 | |
| 2024-03-31 | $1,665,198 | 108,200 | Put | Defined | 2024-05-07 | |
| 2023-12-31 | $7,043,628 | 580,200 | Call | Defined | 2024-02-14 | |
| 2023-12-31 | $1,694,027 | 139,541 | Shares | Defined | 2024-02-14 | |
| 2023-12-31 | $2,431,642 | 200,300 | Put | Defined | 2024-02-14 | |
| 2023-09-30 | $734,099 | 102,100 | Put | Defined | 2023-11-14 | |
| 2023-09-30 | $442,149 | 61,495 | Shares | Defined | 2023-11-14 | |
| 2023-09-30 | $2,331,717 | 324,300 | Call | Defined | 2023-11-14 | |
| 2023-06-30 | $537,806 | 61,675 | Shares | Defined | 2023-08-11 | |
| 2023-06-30 | $862,408 | 98,900 | Put | Defined | 2023-08-11 | |
| 2023-06-30 | $1,437,056 | 164,800 | Call | Defined | 2023-08-11 | |
| 2023-03-31 | $1,551,000 | 155,100 | Call | Defined | 2023-05-16 | |
| 2023-03-31 | $919,930 | 91,993 | Shares | Defined | 2023-05-16 | |
| 2023-03-31 | $1,022,000 | 102,200 | Put | Defined | 2023-05-16 | |
| 2022-12-31 | $1,258,165 | 153,810 | Shares | Defined | 2023-02-14 | |
| 2022-12-31 | $806,548 | 98,600 | Put | Defined | 2023-02-14 | |
| 2022-12-31 | $596,322 | 72,900 | Call | Defined | 2023-02-14 | |
| 2022-09-30 | $730,313 | 138,317 | Shares | Defined | 2022-11-14 | |
| 2022-09-30 | $736,560 | 139,500 | Put | Defined | 2022-11-14 | |
| 2022-09-30 | $378,576 | 71,700 | Call | Defined | 2022-11-14 | |
| 2022-06-30 | $641,190 | 87,000 | Put | Defined | 2022-08-15 | |
| 2022-06-30 | $1,023,236 | 138,838 | Shares | Defined | 2022-08-15 | |
| No filing history on record for this holder in this stock. | ||||||