Position in CENX
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$16,383,959
+$2,049,682 QoQ
Shares Held
279,161
-23.7% QoQ
Ownership
0.282%
of shares outstanding
% of Portfolio
0.10%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Sep 2020
11 quarters on record
Voting authority
Sole 50.ToString("F0")%
Shared 50.ToString("F0")%
None 0.ToString("F0")%
Common Shares in CENX Over Time
Shares Held
Position Value (USD)
Derivatives in CENX
reported options exposure · as of Mar 31, 2026CallValue
$0
CallShares
0
PutValue
$469,520
PutShares
8,000
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 Mar 31, 2026TUDOR INVESTMENT CORP ET AL holds $40,073,784 across 2 Aluminum names. CENX ranks #2 (40.9% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | AA |
Alcoa Corp
|
357,151 | $23,689,825 | |
| 2 | CENX |
Century Aluminum Co
This page
|
279,161 | $16,383,959 |
All Filings in CENX
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12 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $16,383,959 | 279,161 | Shares | Defined | 2026-05-15 | |
| 2026-03-31 | $469,520 | 8,000 | Put | Defined | 2026-05-15 | |
| 2025-12-31 | $14,334,277 | 365,857 | Shares | Defined | 2026-02-17 | |
| 2023-12-31 | $2,493,798 | 205,420 | Shares | Defined | 2024-02-14 | |
| 2023-09-30 | $1,619,353 | 225,223 | Shares | Defined | 2023-11-15 | |
| 2023-06-30 | $893,765 | 102,496 | Shares | Defined | 2023-08-14 | |
| 2022-06-30 | $1,053,504 | 142,945 | Shares | Defined | 2022-08-15 | |
| 2022-03-31 | $2,025,843 | 76,999 | Shares | Defined | 2022-05-16 | |
| 2021-12-31 | $1,378,553 | 83,246 | Shares | Defined | 2022-02-14 | |
| 2021-09-30 | $396,129 | 29,452 | Shares | Defined | 2021-11-17 | |
| 2020-12-31 | $550,948 | 49,950 | Shares | Defined | 2021-02-16 | |
| 2020-09-30 | $160,961 | 22,607 | Shares | Defined | 2020-11-16 | |
| No filing history on record for this holder in this stock. | ||||||