Century Aluminum
CENX
257 hedge funds and large institutions have $2.83B invested in Century Aluminum in 2025 Q3 according to their latest regulatory filings, with 69 funds opening new positions, 83 increasing their positions, 79 reducing their positions, and 33 closing their positions.
118% more call options, than puts
Call options by funds: $127M | Put options by funds: $58M
109% more first-time investments, than exits
New positions opened: 69 | Existing positions closed: 33
75% more funds holding in top 10
Funds holding in top 10: 4 → 7 (+3)
17% more capital inflows, than outflows
Capital inflows: $225M | Capital outflows: $193M
16% more funds holding
Funds holding: 222 → 257 (+35)
1% more ownership
Funds ownership: 102.36% → 103.37% (+1%)
5% more repeat investments, than reductions
Existing positions increased: 83 | Existing positions reduced: 79
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Sourcerock Group
Denver,
Colorado
|
+$27.6M |
| 2 |
Encompass Capital Advisors
New York
|
+$16M |
| 3 |
American Century Companies
Kansas City,
Missouri
|
+$13.9M |
| 4 |
Morgan Stanley
New York
|
+$13.2M |
| 5 |
State Street
Boston,
Massachusetts
|
+$12.5M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Wexford Capital
West Palm Beach,
Florida
|
-$28.8M |
| 2 |
Woodline Partners
San Francisco,
California
|
-$24.2M |
| 3 |
Wellington Management Group
Boston,
Massachusetts
|
-$17.8M |
| 4 |
Bank of America
Charlotte,
North Carolina
|
-$13.7M |
| 5 |
Boston Partners
Boston,
Massachusetts
|
-$13.5M |
CENX Hedge Fund Activity: Q3 2025 in Review
257 of the 7,658 institutional investors tracked by Wall St. Rank reported a position in Century Aluminum (CENX) for Q3 2025, worth a combined $2.83B — up 65% from $1.72B a quarter earlier.
Buyers outnumbered sellers: 69 funds opened new CENX positions and 33 closed out — a net gain of 36 holders — while 83 added to existing stakes and 79 trimmed.
The largest buyer was Sourcerock Group, adding an estimated $27.6M. The largest seller was Wexford Capital, cutting an estimated $28.8M.
- 257 institutional investors held Century Aluminum (CENX) as of Q3 2025, up from 222 in Q2 2025.
- Funds reported $2.83B of Century Aluminum stock for Q3 2025, up 65% quarter-over-quarter.
- 69 funds opened new Century Aluminum positions in Q3 2025 and 33 closed out, a net change of +36 holders.
- The largest Century Aluminum buyer in Q3 2025 was Sourcerock Group, an estimated $27.6M added.
- The largest Century Aluminum seller in Q3 2025 was Wexford Capital, an estimated $28.8M sold.
Based on aggregated 13F filings for Q3 2025.